Gatan PIPS II 695, Owner'S Manual And User'S Manual

Page 1: ...Ion ner s M Gatan I 5794 W Las Pleasanton C n Polis Manual a Inc s Positas Blv CA 94588 shing and Use Part Nu vd Tel Fax PIPS Syste er s Gu umber 695 8 Revisio 3 15 925 463 02 925 463 02 II em uide 82...

Page 2: ...2 PIPS II Owners Manual and Users Guide...

Page 3: ...the cument in fu Inform summary o mmends fol quipment P ymbols fety when yo res that requi 2 10 2 10 2 10 6 08 ation must b y Complian e Regulato ull before in mation of the safe llowing all s lease...

Page 4: ...and ten warning Save this do s marked on power sourc avoid injury is connected ad all safety d understan s and cautio ocument for n the equipm ce matches P C T F T O O C p el C su C d m co ca sy m C...

Page 5: ...ca gs in the e ign objects c k or damage before repla ating label overs To av with any rem ctric Shock hen supplyin nded main A ding pin p or condens er connectio e power from cal hazards erminals ou...

Page 6: ...d specifically disclaims any implied warranties of merchantability or fitness for a particular purpose Gatan Inc further reserves the right to revise this manual and to make changes to its contents at...

Page 7: ...yo 188 0001 Japan Tel 011 81 424 38 7230 Fax 011 81 424 38 7228 Contact miyamori gatan com Gatan Singapore 10 Eunos Road 8 12 06 Singapore Post Centre Singapore 408600 Tel 65 6293 3160 Fax 65 6293 330...

Page 8: ...39 Fax 33 1 34 87 16 68 Contact dmonville gatan com Returns If there is a need to return equipment to the factory please call Gatan to obtain a Returned Merchandise Authorization Number RMA This RMA n...

Page 9: ...cision Ion Polishing System 17 1 2 Main Work Chamber 20 1 3 Vacuum System 21 1 4 Electrical system 24 1 5 The Standard Operating Mode 25 2 Installation 26 2 1 Site Requirements 26 2 2 Unpacking 27 2 3...

Page 10: ...oving the Cover 118 5 8 Replacing the MDP Oil Cartridge 119 5 9 Diaphragm Pump Maintenance 120 5 10 Cleaning the Work Chamber 121 5 11 Cleaning the Shutter Piston 122 5 12 Motor Drive Replacement 123...

Page 11: ...11 PIPS II Owners Manual and Users Guide 7 1 Cold Stage Option 148 7 2 End point Detection 160 7 3 Digital Zoom Microscope Option 163 7 4 Motorized Gun Tilt 183 Gatan Hardware Product Warranty 187...

Page 12: ...gure 3 9 Adding a recipe step 41 Figure 3 10 Deleting a recipe step 41 Figure 3 11 Copying a recipe 42 Figure 3 12 Creating a new recipe enter the name 42 Figure 3 13 Alignment page 43 Figure 3 14 Cam...

Page 13: ...punch 80 Figure 4 3 Gatan model 623 disk grinder 81 Figure 4 4 Disk grinding initial and final 81 Figure 4 5 Sample disk after dimple grinding not to scale 81 Figure 4 6 Gatan model 656 dimple grinde...

Page 14: ...1 System with Cold Stage installed 149 Figure 7 2 Settings Page 152 Figure 7 3 Sample and cold conductor temperature over time 154 Figure 7 4 Sample and cold conductor temperature over time 155 Figur...

Page 15: ...PIPS II Owners Manual and Users Guide Figure 7 26 Gun tilt settings 184 Figure 7 27 Motorized gun assemblies 185 Figure 7 28 Gun tilt maintenance screen 186 Figure 7 29 Gun tilt calibration screen 18...

Page 16: ...1 Polishing wheel diameter versus dimple depth 82 Table 2 Optimum initial specimen disc thickness 83 Table 3 Typical Milling rates 96 Table 4 Bulk rim thickness vs minimum milling angle 96 Table 5 PI...

Page 17: ...on Polish ned to produ electron tra on 1 6 system front ecision I y two varia gle of each g to center th Gs incorpor ning rates E ment drives s make it p hort time M eature virtually elim e is reduced...

Page 18: ...lectable between several languages 1 1 6 Versatile Sample Holders The Gatan specimen post for single sided milling and the DuoPost for double sided milling eliminate transfer of material onto the spec...

Page 19: ...ed image per rotation The external PC can also be used for remote control of the PIPS II system via remote desktop type software 1 1 9 Autoterminator This can be provided as an optional feature and us...

Page 20: ...specimen in its working position at the center of the Chamber Specimens are mounted on posts that plug into the specimen mount and can be milled on both surfaces with proper orientation of the PIGs On...

Page 21: ...umping system The MDP has an argon pumping speed of 80 L sec It is in series with a 2 stage diaphragm pump DP that maintains a backing pressure for the MDP of less than 10 Torr and a chamber base pres...

Page 22: ...noid valves except for the VAC valve onto a single manifold This includes valves for pneumatic controls as well as airlock vacuum control All of these valves are of the same type 3 way normally closed...

Page 23: ...on may be used for the guns while Argon is used for pneumatic control This minimizes the amount of the much more expensive Xenon that is used Figure 1 5 Gas control system Gas Supply to the Guns The P...

Page 24: ...small The beam energy has been limited to 8 0 keV as the best compromise between maximizing the specimen thinning rate and minimizing specimen radiation damage and heating effects 1 4 1 Air Flow The c...

Page 25: ...Guide 1 5 The Standard Operating Mode Gatan recommends the PIPS II be left running continuously 24 hr a day seven days a week This will insure optimum performance of the vacuum system and the ion gun...

Page 26: ...uired A desktop computer will be used with the camera system and a 23 monitor keyboard and mouse will occupy desk space next to the PIPS II and a small tower case will sit on the floor A molded power...

Page 27: ...ift the box lid then the internal box off of the PIPS II The internal box for the PIPS II is designed to lift off of the PIPS II do not cut open the top of this box Lift off the top layer of support f...

Page 28: ...the vacuum line between the rear of the PIPS II at the Quick Release Fitting and to the fitting on the DP 2 3 2 Connecting the cables 1 Connect the Cold Cathode gauge cable 695 04203 from the CC gauge...

Page 29: ...he hose 5 Check the pressure Turn off the main gas valve and check that the pressure reading on the high pressure side of the regulator does not decrease over a 5min period This will verify that the g...

Page 30: ...ver Ethernet cable from the second Ethernet port of the PC to the Ethernet port on the rear panel of the PIPS II This port should be labeled To Ion Polisher on the back of the PC Note that a standard...

Page 31: ...for centering NOTE Alignment should be performed only when the PIPS II is under vacuum and the piston can be lowered into the chamber If alignment is necessary the tools required are a 1 5 mm and a 3...

Page 32: ...socket set screw facing the rear on the pivoting slide itself 2 Position the microscope Look between the microscope slide and the pivoting slide to find a brass cam Engage the spanner wrench in the ca...

Page 33: ...33 PIPS II Owners Manual and Users Guide Figure 2 4 Microscope left to right alignment...

Page 34: ...1 Mi ers Guide 3 is relatively TEM specim ks than on rt if the start User Inte ainly operat age page nt page or Viewing p Page ance page ge illing page Opera y simple to mens depen any other ing disk...

Page 35: ...cked by t ger than wou ck this curr he amount o ute for each be controlle selected Se ow uses a pre s m value for brated at th an be entere ox with num yed if the sy ation For th shown belo imer times...

Page 36: ...m sc d to set the een 1 and 6 r Used to set rols the acti to No Mod to Single M mple mount fa gun is turned gun When y the right g o Stationary sample doe dulation mod Shows the lock betwee rature but...

Page 37: ...rin sition and fo ge is in the lo automaticall is raised th on the gas and starts the to the home ess this text guage tore edit and un angle if top illumi set point an ng the stage for opening t owere...

Page 38: ...sy running tus bar show e stopped or p to the next ar will show run an existi uns the rem corner of the g a recipe wing a recipe r paused any touch Nex w the user ing recipe se maining time e page Sta...

Page 39: ...e Ed te a step ren to before ed to be viewe edited wing a recipe dit a recipe dit page wh name the rec diting started ed or edited e is complete select the re here you can cipe revert d and save The v...

Page 40: ...For g a recipe u as flow value p touch the e parameter in e new value l not change instance if use the up a e will stay th Add Step b n recipe step e setting and e from its pr f you want t arrow selec...

Page 41: ...ipe create a ne Recipe The u the name and Edit Recipe e step ipe step Save and the e This is don ew recipe se user will then d touch App page to mo en Close to g ne by copyin elect the rec n be asked...

Page 42: ...ide opying a reci reating a new Page to perform uld be e beam align r of the align guns to the point of int ipe w recipe ente the beam a nment scree nment scree center of th terest to the er the name...

Page 43: ...the left gun ace the left g ost to face t ecimen post ost to face layed causes nually betwe stage tab sh y to the mill he shutter an Page d to control t the top and led View an page the sta ate is tou...

Page 44: ...View opens t s Some syst color of the not have this he red illum een no matte t the bottom evel betwee b Is used to y use the slid n the illumin t the bottom evel betwee the Digital Z aging mode ever...

Page 45: ...color of the not have this he optional r his screen no tton at the b ntensity level b Is used to y use the slid n the illumin t the bottom evel betwee e Digital Zoo minators and used to open nable or...

Page 46: ...nits Torr or the user to c e default is Alternate is he rear panel etting the ga ngs page This timer s the shutter e touch scree r Pascal choose betw Ar Alternat selected an l of the cabin s inlet us...

Page 47: ...latest s flow is cal m is returned the gas flo re not optim when the gu will not opera ng the Safe m oltages calibration t st below is h modes Ca calibration librated see d to the valu ow to a set o...

Page 48: ...25 On 95 n 205 only functio r reading D rs Sector Mill ult is 60 deg may also be se This feature wo custom d that are mou sectors that a ns should tur d dual beam m Off 335 85 Off 155 265 onal in sys...

Page 49: ...ays the la This contro the specime sparency Se urns the heat the heater se set point s the dewar mp reaches 2 g this heater gs page or must be p tor page ast signal rea ol enables th en and also ee Au...

Page 50: ...ch gun will b are used w been chang produce go es if Argon o ration e calibration libration Poi ext select the desired valu e desired val urve for a si le posts an ress Recalibr of the bottom ow often...

Page 51: ...Motorized gun tion This ston Alignment e stage rota not stop exa unction to r rmally neede systems with Guns G guns to 1 guns to 10 Calibratio gs for the ap Guns G ns can be s ns calibration window is...

Page 52: ...gnment scre bove steps oward the fr nt of the sys roperly align age home po nce Calibr ess the Ind een press R until the ront and the stem ed stage in th osition calibr rate Stage dex button Rotate th...

Page 53: ...m mped out it m in the field D his sensor the blue t onductor sensor calibr in this unit ep procedur libration sho es need to b ation ration uge measure ally is meas measures the Default Ap measures t...

Page 54: ...d cathode rned on whe alibrated in th gure 3 29 C ers Guide oreline gauge gauge Thi en the MDP he field old Cathode e calibration s gauge me speed is abo e gauge calibr asures the w ove 1250 rpm ratio...

Page 55: ...mp where by the MDP Off controls is on so the splays the p her than 10 DP is set ock is pump sures the pre acceptable r ill age displays t Flow butto own arrow w nitor the vac age into the mp out the...

Page 56: ...be u n microamps accelerating ple when th 1100 V If ating current the gun is beam modula only function et the tilt an on the anod etween the discharge vo is used to fo age is lower d right gun fo am c...

Page 57: ...his page sho pdated ers Guide The position he remainder un Tilt page the network an not be adj etwork page ersion ows the late n reads the c r of the read k settings for usted est software current gu...

Page 58: ...on th n the power tch is located and firmw ware Specim sh drive upported It m es button co tory that mu These files m ntenance pag on software for to the right r interface c in the USB d This drive sh...

Page 59: ...k page ocedure ower to the and the diaph rating system ode pressure Wait for the figuration pa n this page aylight savin e PIPS II Th hragm pump m has booted e reading wil MDP to spi age e Note that n...

Page 60: ...s to 1 0 sccm ve 0 3 sccm set the gas anually anual and se een under va d to atmosp urrent of 1 he gas flow t s it is recom the guns be up to 1 0 scc t this is acce te with an ex s flow to th ls in th...

Page 61: ...k chamber 2 Vent the Airlock chamber by touching the Vent button Once vented the Airlock s cover can be removed and a new specimen post can be inserted or an old one removed A special pair of angled t...

Page 62: ...PIPS II O Owners Man Fi Fi nual and Use gure 3 38 Lo gure 3 39 Sp ers Guide owering the s pecimen mou stage unt in raised and working g positions 62...

Page 63: ...cope c ontrol the fi stages of p Transmissio r is enabled minators on o nment pages on the View g raising the hing the num ween 0 and over the rang system has a camera t the specime croscope or in the...

Page 64: ...d mat r is in place every defin y This samp point where ec every 16 n in a CCW d be varied fro UI Rotation he motor d unted to the ell as sector n Viewing P d to the Sta View and ively It clo utter wi...

Page 65: ...r and two larger holes near the outside 1 Insert the alignment screen 2 Install the Stage alignment tool Align the two outside holes to the adjustment positions of the x y stage 3 Turn on bottom illum...

Page 66: ...r point of the alignment screen is the same as the center of rotation Ion guns can then be aligned with respect to this same point This means that if the x y stage is moved and any specific point in t...

Page 67: ...1x zoom able feature ng the entire this as the a on the PIP Left Beam S specimen p M place the on the other is place as y eft Beam Se when the re line with the steps 7 left nment scree Right Beam spe...

Page 68: ...en th f the line wi steps 10 lef nment scree er rotation s ace where th hat you wan the center o step 12 ve the airlo e position of tion center of th is at the par f this part of microscope m Sector b...

Page 69: ...alue Gatan recommends using this mode NOTE The gun current readings displayed on the Milling tab is not a Faraday cup reading as was used in previous versions of Gatan PIPS This reading is now a measu...

Page 70: ...far to the left of the peak then it can be in an unstable region of the curve or the current may drop to an unusable level 1 On the Milling page select Manual for the Gas Mode 2 Set the Rotate Speed c...

Page 71: ...ing the beams NOTE In older PIPS models it was common to align both guns at 10 whether the guns were used for Top or Bottom milling Currently we recommend the users to align The gun that is being used...

Page 72: ...Top This ng the Gun t ble or the other ent drive scr n use the m ve screw Fi e line crossin sity zone is e e screw to ce ment device s ment drive beam over s is done by tilts to 10 gun set the rew ver...

Page 73: ...he beam that is milling from bottom 2 On the Milling page a Set the stage rotation speed to 6 RPM b Set the gun voltage to 5 KeV c Set the gas flow control to Automatic d Set the modulation to Dual e...

Page 74: ...gas flow to the gun decreases the amount of the beam incident upon the specimen The reverse is true for a smaller ion current Some flickering of the beams across the screen is normal and is due to el...

Page 75: ...consists o cimen rotatio nning rates 6 rpm are ach pm to reduc is turned of ion beam d material fr ing higher q e to simulta ses that could knobs as pa 16 Kit Alig ment knobs in NOT be use em that is...

Page 76: ...at 12 rpm between the polishing sectors to reduce total specimen preparation time Dual Modulation The system is operating in the double sector mode This activates each gun during the polishing sector...

Page 77: ...ure 3 51 M gure 3 52 Be Single Beam Double Beam 30 3mm TEM Sample w Interface 60 Sect Left gun Rotatio ers Guide Modulation m eam modulat Modulation m Modulation 30 when it is loaded in th tor Right g...

Page 78: ...operation The vacuum will be continuously maintained resulting in a cleaner system with shorter pump downs and minimum purging requirements of the PIGs Prior to shutting down the system the stage shou...

Page 79: ...discs For d isc punch t or tearing o tan model 60 men P today requir are suggested e starting bul materials an Model 60 ductile mater o punch dis of the edges 01 ultrasonic Prepar re samples th d to p...

Page 80: ...on our reco ble but not t d layer ds on many d used an s and miner can be obta For metals ally the optim thinning to the TEM sp mples are ess Preparation ation of regu k punch prior to ually done b n...

Page 81: ...ce surrounded rength requir ing the Gata mple disk aft facilitated by these basic s sectional sam 3 Disc Grin mple discs d 23 disk grind initial and fin es a large am by a thick red for subse an Model...

Page 82: ...mpled spec onship betw of the dimple r2 D he rim aroun ameter 2r ming a shado orizontal is 1 for various ameter versu meter mm a 10mm diam ns since the will be shad oduce good y quickly dur inder g ma...

Page 83: ...tely 77 m otherwise shadowing effects will occur Table 2 Optimum initial specimen disc thickness Polishing wheel diameter mm Damage layer thickness m Thickness at the base of dimple m Optimum initial...

Page 84: ...70 m ronze wheel 0 g load and elt wheel for medium sp surable and conductors new felt wh mond paste a new felt w 5 m Alum felt wheels s and speeds als For mat en clamps an ngular TEM imen post a indi...

Page 85: ...quiring different milling rates By milling at low angles the PIPS II can minimizes differential thinning effects of cross sectional TEM specimens However milling at low angles alone is insufficient to...

Page 86: ...re 4 9 S afers are coa are similar st curing tim ps between perature stab pecimen prep pecimen sta er and the st obtain a stro ss is compl Step 3 ated with a t to M Bond me 5 10 mi wafers Lon bility h...

Page 87: ...x middle of th drical speci ide a 3mm d at 130 C structure tog ngle milling discs The ced into a s Figure 4 10 thickness of nd dimpled paration stack The s A 2 3 mm he stack Fig imen stack diameter me...

Page 88: ...specimen pre rformed on anically poli polishing d g mple discs a S II for ion the sample ered pneum does not use ample shape ders are avail e and glue ty post two kinds g unction with pring loaded wi...

Page 89: ...e and cla he DuoPost e PIPS II W hould be ali erted into th This proced ace when us ctively minim offers fast a the clamp ty e procedure best perform ost and loadi amp type is its use in When mount gn...

Page 90: ...u hear another click This step makes the arms of the posts firmly clamp the sample 9 Rotate the knob in the same direction again till you hear a third click The post is now raised and ready to pick up...

Page 91: ...eration is x to flow into e acetone in Position a sa Mounting a sa mple steps 1 the carrier d wax aroun s best perfor o the central n air or use ample dimp mple Steps 4 1 and 2 provided a nd the reces...

Page 92: ...post i while the wax sample Tr under the le is clean shing mple step 8 from a glue acetone Pl Petri dish c will fall off th d clean aceto and transfer one Transfe oak up any e er the dry w ly to a hot...

Page 93: ...lable fo eps described med under a raphite holde raphite holde rs quick and cured betwee hite holder i n the graph ding dock w or use with th d here for us stereo micro er er loading do d easy samp en...

Page 94: ...p with a pair of tweezers NOTE The transmitted light comes on and stays on for 3 minutes each time the knob is rotated 4 2 3 Molybdenum Specimen Post For specimens mounted without wax Gatan has the mo...

Page 95: ...wax The latter method is preferred because the heat transfer rate is much greater due to increased contact area low risk of specimen damage and lack of shadowing of the beam at low angles 4 3 Ion bea...

Page 96: ...PIPS II Milling Parameters As mentioned earlier higher beam energies keV and milling angles lead to higher milling rates However they also lead to relatively more damage on the order of about one nan...

Page 97: ...increased dramatically at low energy compared to the original PIPS Gatan recommends obtaining a perforation at low energy e g 0 5 keV for samples that exhibit interference fringes Table 5 PIPS II mill...

Page 98: ...onths As required Once a year Once a year Every 4000 hr As required Once a year As required As required As required As required As required As required e as a clean ing Port be cleaned o an be perfor...

Page 99: ...ng Port capsule 7 Evacuate Airlock chamber Slide down the slider on the Stage panel while pushing down on the window to properly seat it Figure 5 1 Viewing port and o rings 5 2 Cleaning the Airlock Va...

Page 100: ...or o ring removal tool to remove the O ring Never use a metal tool to remove an O ring 7 Clean the underside of the plate and the O ring grooves with a grease solvent 8 Clean the O rings on the chass...

Page 101: ...PIP ete stop Port and th plate Usin pin into one p and out for men mount rom the rotat mount only r cabinet and ok to preven d en mount w men mount it out of the om surfaces be cleaned w The under s...

Page 102: ...with a toothpick if necessary 4 Carefully re assemble the XY stage assembly Be careful not to bend the pins 5 Replace the clamp plate and screw 9 Insert the specimen mount window back into the specim...

Page 103: ...s es very easi he rotate sha ers Guide ecimen moun ecimen moun age version ss absolutely ly It is best aft in the pro nt removal nt and windo do not re y necessary t to remove ocess ow assembly emove...

Page 104: ...ring pl ge Tube er to the PIP lete stop Th he power cab r from the g ctor ube Pull it s ic module U he module an r Use the 3 back of the he anode su cleaned or re es from wit ed with an ab assembly fr...

Page 105: ...he retainer ached pole insert i ole insert ring and t he anode as auge tube rts f the tube lishing cloth th methano node and ig on the anod damaged us e pin or dam ge Tube 20 mm from nd support r must...

Page 106: ...y in place wit n hard on the ube into the he manifold nto the gaug restart the IPS II to ru ove 10 3 Torr ontaminated er ted Shutter y a minima ered materia ts underside e accumulate ting to atm on an...

Page 107: ...rd into the chamber to allow it to rotate easily 8 Use a tissue saturated with freon or methanol and wipe off the underside If the shutter is relatively clean it may only require manual wiping 9 Remov...

Page 108: ...n th 890 V If the current is si un is likely s ulation when horted in the tly lower th hamber is ve es overnight hat the beam g Ion Guns ng involves or clean com the primary leaning time d to a minim...

Page 109: ...from the gun housing Rotate the gun knob to the 10 Top position Use the 3 0mm hex wrench to remove the two screws from the gun knob and pull the knob from the gun housing 3 Withdraw the ion source fro...

Page 110: ...nitrogen or clean compressed air If any particles remain use a tissue to remove them and dust again with compressed air 2 Remove the anode cup assembly from the magnet Lightly tap the assembly on its...

Page 111: ...th p k or burnt s ece may ea pon the sever with 600 grit ulator ode assembly de cup assem the Gun he inside fac spots that wo asily be re rity burn ma paper How y and anode mbly front po ce of the fro...

Page 112: ...cated then the beam alignment will not move freely Also apply vacuum grease to the curved surface of the toggle stick which mates with the drive screws in the gun knob This helps the toggle stick slid...

Page 113: ...clean the Shutter and the inside of the Work Chamber to reduce overall down time To Remove the Gun 1 Shut down the power to the PIPS II Wait at least 10 min to allow the MDP to come to a complete sto...

Page 114: ...t from the magnet Warning The magnet is extremely powerful and requires careful handling to prevent it from attracting metallic whiskers and from being attracted to any other magnetic material that ma...

Page 115: ...e screws 5 Clean the gun housing O rings Remove the two O rings from the gun housing and thoroughly clean all surfaces with freon or methanol including the O ring grooves Replace O rings if necessary...

Page 116: ...ly into the Work Chamber Align the reference mark on the diameter of the gun housing to the mating mark on the Chamber 12 Replace the gun knob in the gun housing Guide the gun knob over the toggle sti...

Page 117: ...to damage the flex cable or the gasket material 7 Clean the focus electrode Clean the focus electrode cup by wiping with a clean dry tissue and dusting it with dry nitrogen or clean compressed air Cle...

Page 118: ...e power cable from the power entry module 2 Remove the 4 M3 screws from the outside edges of the rear panel 3 Pull the cover forward until the latches release from the frame 4 Bend the sides of the co...

Page 119: ...low the MDP to come to a complete stop Then vent the Work Chamber by opening the Vent valve Unplug the power cable from the power entry module 2 Remove the control cable from the MDP Loosen the 2 scre...

Page 120: ...r HiPace 80 TurboDrag Pump Operating Instructions manual shipped with PIPS II After the MDP is reconnected to the PIPS and the system is powered on the guns must be purged for 4 5 hours before milling...

Page 121: ...guns must be purged for 4 5 hours before milling samples 5 10 Cleaning the Work Chamber Clean the Work Chamber when you have vented the system for other maintenance to reduce overall down time 5 10 1...

Page 122: ...ool 3 Pull out the Shutter Guide Grasp the Shutter Guide at the front of the chamber and pull it straight out 4 Rotate the Shutter manually 90 180 to view the underside It may help to pull the shutter...

Page 123: ...Whisperlok assembly can be removed from the work chamber prior to motor replacement 1 Shut down the power to the PIPS II Unplug the power cable from the back of the system 2 Remove the cover 3 Unplug...

Page 124: ...der is located under the specimen chamber It does not need to be replaced unless it fails which typically does not happen during the lifetime of the instrument The stage encoder can be replaced withou...

Page 125: ...p This w fiber cable do s that secure remove the der securin able farther than Turn the po ome positio ge and set the ctual rotation tion Note h me position me calibratio Stage The c position is 10 br...

Page 126: ...airlock cover to be removed after system power is off 2 Shut down the power to the PIPS II Wait at least 10 min to allow the MDP to come to a complete stop Then vent the work chamber by opening the Ve...

Page 127: ...plate and Viewing Port 8 Close the Vent valve and turn on the power 9 Verify that the stage home position is correct If the stage home position is not correct calibrate it as described below a Lower...

Page 128: ...stem pow er to the PIP ete stop The ower cable fr over Port Press dy lowered i plate Using pin into one p and out for stage If the the cold sta st be installe s raised wh within the pi piston ble r ca...

Page 129: ...lamp ring 3 Remove the bellows assembly from the cylinder body Check the inside of the housing where the o ring at the bottom of the bellows assembly slides up and down If necessary clean and lubricat...

Page 130: ...g at the bottom of the bellows assembly with Krytox GPL 206 3 Clean and lubricate the quad seal on the rotate shaft with Krytox GPL 206 4 Clean the o rings in the cylinder body and clamp ring 5 Lubric...

Page 131: ...milling samples 5 16 Cleaning the Rotate Shaft Quad seal A quad ring separates the chamber from atmosphere and allows for rotation of the piston If this seal begins to leak then it should be cleaned a...

Page 132: ...th ed with the P s set at the ample from b s set too high will strike the s set too low will strike the s set either t the top and pecimen heig entric height as the tilt is a reme cases the center o...

Page 133: ...0 top 6 ch gun to a t the gas flo mm long T ent screen a t 10 bottom properly th f the sample ster and mo ded and mo age height T he holes to to the left wi g screen onto recessed are if oriented p o...

Page 134: ...fold ntrollers he centers o enter of the you turn of of the cabin system back adjustment ocedure un 0 top align n adjust he y In this ca s Manifo e of acrylic a crack can be ned A field d valves fitt...

Page 135: ...MDP to come to a complete stop Then vent the work chamber by opening the Vent valve Unplug the power cable from the back of the system 3 Remove the system cover 4 Turn off the Ar pressure at the regu...

Page 136: ...ce ed to the gas lt tubing to Swagelock f e Beswick f enches when tting is not t a crack in th rn ng to the LG m green PE Vac tubing mpression f g the SO SI tached Pres is the longe ace the o rin he M...

Page 137: ...ifold because this method is less likely to cause a problem with any of the tubing or fittings If this cannot be accomplished then remove the Gas Manifold prior to replacing the MFC 1 Raise the Stage...

Page 138: ...l the replacement MFC Note that there is a pin in the top of the Gas Manifold that mates to a hole in the MFC 10 Carefully plug the power signal cable into the MFC The connector and wires are delicate...

Page 139: ...stem Gently remove the flex cable 4 Unplug the coax flex cable from the touchscreen adapter PCA 5 Remove the 4 M2x20 screws that secure the touch display to the touchscreen adapter plate 6 Remove the...

Page 140: ...ns for touch display Left image shows cable connections made prior to attaching the touch display Right image shows the clamp for the touchscreen cable in the open position After the touchscreen cable...

Page 141: ...s n the fourth he HVPS fr e replaceme ct all the cab he cover the system HVPS location h Voltage er to the PIP over gh voltage und wires fr ectors and control sily accessib h screw but d rom the cab e...

Page 142: ...assembly and the backing sensor on the I O PCA A tubing clamp or forceps may be used 7 Remove the tubing from the backing sensor on the I O Printed Circuit Assembly PCA Be sure the tubing remains cla...

Page 143: ...ace the 4 screws the 2 nuts and the 2 jack screws 16 Connect the cables to the same sockets they were removed from The captive connectors have an orientation defined by a chamfer on two corners The im...

Page 144: ...PIPS II O Owners Man Fi nual and Use gure 5 29 PC ers Guide CA connecto or locations a and associate ed cable part t numbers 144...

Page 145: ...Shutter piston 017 1 Front plate 030 1 Front plate 012 3 Shutter guide Beam Stop 022 2 Beam stop Whisperlok Assembly 004 GLV 1 Sample mount 035 2 Chamber 031 1 Chamber Q4111 1 Rotate shaft 135 1 Bello...

Page 146: ...J15 DP external 695 04206 1 Back panel Valves manifold 695 04207 1 J1 Vacuum valve 695 04208 1 J2 Gun motor internal 695 04210 2 J6 left J7 right HVPS communications 695 04212 1 J17 MFCs 695 04213 1 J...

Page 147: ...uum seal See Section 5 2 Poor vacuum when specimen mount rotation is operated typically observe periodic pressure burst during each rotation Dirty or dry quad ring in Whisperlok piston Clean and lubri...

Page 148: ...temperature you can set the conductor temperature to 23 C When the dewar is filled with liquid nitrogen it cools a copper plate that extends into the specimen chamber Copper braids connect that plate...

Page 149: ...will prevent water from condensing on a cold sample In some regions with low dew point it may be necessary to wait longer before venting in order to prevent condensation NOTE Do not overfill the dewa...

Page 150: ...dewar should last 6 8 hours if the heater is not being used Loading a Sample 1 Raise the stage into the airlock if not already raised 2 Wait at least 20 minutes NOTE It is not necessary to wait if th...

Page 151: ...Removing a Sample method 1 1 Set cold stage heater to 23 C See below for heater instructions 2 Turn on cold stage heater 3 Wait 20 25 minutes for sample to reach room temperature 4 Raise the stage int...

Page 152: ...e Start the De Finger Temp one hour ple Tempera stage into t ewar if not ettings He emperature ed by the GU Displays the urns the heat the heater se e the set poi s the dewar mperature rea mperature e...

Page 153: ...pe l bond cker at the Note that th sity results i the beam w t lower be are using be ower sample method 1 for ing on the a nsation on th wait time a temperatu cally cool to ure in 30 40 the post h he...

Page 154: ...cooler than the temperature at the sample In addition there is a time delay of about fifteen minutes between a change in cold conductor temperature and the corresponding change in sample temperature F...

Page 155: ...onductivity electrical conductivity and lubricity in vacuum 1 Raise the stage and vent the airlock by pressing the Vent button 2 Turn off the power to the system 3 Wait ten minutes for the MDP to spin...

Page 156: ...he shutter he Sample M the two M2 sembly heater out echanical st mechanical assembly m wder or flak shes al part of t terial is buil or assembly milar soft ma uid or solve er showing th Conducto sect...

Page 157: ...an w that hold d conductor brushes h arms into e that in add a spring thr ng makes el eded for prop uid or solve ductor bas ushes Be sur bellows ass w to the two p the first p nd post The hes are alig...

Page 158: ...ld stage showing acce Assembly r Assembly vent the ai after system p er to the PIP ete stop The ower cable fr Port Press dy lowered i plate Using pin into one p and out for stage Remo e heater fro ess...

Page 159: ...fold It may be necessary to tilt the dewar sideways to clear a microscope assembly or even to remove the microscope prior to this work 7 Install the new Dewar assembly a Insert the dewar assembly into...

Page 160: ...adout exceeds 99 milling is switched off NOTE Contamination of the Viewing Port can be reduced by delaying the use of the Autoterminator until the last stages of the thinning process Sensitivity Opera...

Page 161: ...the Pumping Manifold The Autoterminator incorporates a special shutter control feature to minimize the amount of sputtered material accumulating on the Viewing Port When the Autoterminator is in place...

Page 162: ...cover Plug its cable into the socket to the left of the Pumping Manifold Turn off the transmission illumination on the Camera page 3 Set the Sensitivity control to 50 4 Check the Autoterminator readin...

Page 163: ...croscope as be configure or page ast signal rea ol enables th en and also e intensity o he system ho X seconds O aken every oscope O nclude a digi ctory on a ne om microsc unt holds th be positione se...

Page 164: ...and processing digital image data DigitalMicrograph supports all of the top industry standards for storing files You can open and store TIFF GIF PICT BMP and other formats using DigitalMicrograph 7 3...

Page 165: ...hot shows cannot open title bar contain tex cts You ca e extended to are placed in so run simp nvironmen talMicrograp ions contain raph ograph as y he Start men from the men one or acqu crograph DM e...

Page 166: ...and many images can be open at the same time To Exit DigitalMicrograph You can exit DigitalMicrograph when you re finished with it Choose Exit from the File menu or hold down the Alt key and touch F4...

Page 167: ...drag an edge of the window If the image document is currently in image mode its image will change from one integer multiple of its true size to another as you drag the window border If you hold down...

Page 168: ...w be magnify demagnify lass to indica tools use wheel to se is located round withi within the w the Pointer t und within within the win Move Page ument and often do you from l tances 4 items rela e Di...

Page 169: ...le menu og box Typ TIFF format ayed in page mat The mo ain limitatio ormat For ex s stored in t they are C cameras W following wi m the File m File Tools m the Save a r This dialo e scale mark ted in...

Page 170: ...plication To save an image in TIFF format using Save Display As Select the image you want to save and select Save Display As from the file menu or click the Save Display button in the File Tools The s...

Page 171: ...choose to either save the image data in Data Only or MRC format or save the image display in BMP JPEG or TIFF format MRC format does not support all data formats and if an image is encountered that ca...

Page 172: ...oating windows in the Floating Windows menu Select the desired floating window from the Floating Windows submenu under the Window menu DigitalMicrograph will add the new floating window to the group a...

Page 173: ...quisition that includes all panels you need during acquisition and a layout called Analysis that includes post processing and analysis related panels All this functionality is located in the Windows m...

Page 174: ...lines in the Histogram depict how this transformation is performed DigitalMicrograph supplies a number of standard contrast transform methods and allows you to build a custom one if you desire 3 Displ...

Page 175: ...lt key wh angle with a interest will m Window of Interest rocess or an on an image ested in proc u gions of inte layed as Th rest lar region of splay type rest will era f regions of f interest y while...

Page 176: ...nd an existing set of regions of interest hold down the Shift key while making the new region of interest The region of interest will appear as a red cross hair To specify a closed loop region of inte...

Page 177: ...sampled data in a line plot The line plot will represent the data in the source image even if the source data changes or the line profile position changes in the source image You can only create line...

Page 178: ...the slice The Slice window will be disabled if the data is not three dimensional Drag the top slider to adjust the slices displayed Drag the bottom slider to adjust the number of slices to be integra...

Page 179: ...deo compression PIPS II Milling Control Milling can be started paused stopped at any time using this option on DM This is specifically useful in cases where the PIPS computer is remotely accessed and...

Page 180: ...oth It is recommended to turn off Auto exposure once the exposure level has been found Camera mode This part of the window is used to view the sample in live mode take a snapshot or record images as t...

Page 181: ...to save All images iii to save the Last X images or iv to save the images Every X minutes Save location Use this option to define where the images are saved Files will automatically be named with a s...

Page 182: ...in fig mera Page amera page e stopped at a milling pro n when this m Off Live Vi nged in two or click in t arrow keys o re available he full came he center he center single full f d and Snap gure belo...

Page 183: ...y on a new PIPS II Figure 7 25 PIPS II with motorized gun tilt 7 4 1 Operation The gun angles may be set on the Milling page at any time by selecting the left and right tilt angle selections just abov...

Page 184: ...ed Gun As the PIPS II ed gun assem top of the sy ob assembl hex wrench t om the gun h from the fr e motorized should clear remove the g or simply reu e to the cham rized gun as he connector e system F...

Page 185: ...ion In the event that a motorized gun assembly is replaced it will need to be calibrated 1 Unplug the cable of the motorized gun assembly to be calibrated 2 Manually rotate the knob to 10 deg top 3 Pl...

Page 186: ...ouch Mai 1 Verify that gure 7 28 G gure 7 29 G ers Guide dac readings intenance G t both guns c Gun tilt maint Gun tilt calibr s for the appr Guns Gun can be set wit tenance scree ration screen ropria...

Page 187: ...n s Warrendale facility at 724 776 5260 or by Fax at 724 776 3360 1 If the Product is not under Warranty to obtain an RGA the Customer must provide a purchase order PO agreeing to cover all charges as...

Page 188: ...fied in Gatan s day Warranty s h d f s r f n y f f t n e e r s r n r s r e e s y 7 AND expir servi Gatan at the to pr three Gatan suppo Gatan days Gatan of de 8 WAR ALL WAR LIMI MER FITN UND BE SPEC D...

Page 189: ...dge and agree that the Software is copyrighted and protected under the copyright laws of the United States of America 4 3 You acknowledge and agree that the Software may have been developed by a third...

Page 190: ...the subject ma nual and Use alternate reme price paid upon OF W O OTHER E ES WHETHE H RESPECT IA THIS WA EXCLUDES A MPLIED W NOT LIM MERCHANTAB FITNESS SE REMEDIES Agreement are reach of warran CLAIM...