HP 562A, Operating Instructions Manual

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Page 2: ...01081 1 PRELIMINARY OPERATING MANUAL MODEL S62A DIGITAL RECORDER Serials Prefixed 134 Copy l h HfWUTJ PAClCARD CO PANY 1961 1501 PAGf L ROAD PALO ALTO CALIFORNIA USA Printed 9 61 ...

Page 3: ...urces 2 6 Cable Fabrication II III OPERATION 3 1 3 1 Ope rating Controls 3 1 3 2 Paper Tape 3 1 3 3 Inked Ribbon 3 2 3 4 Taped Duplicates 3 3 3 5 Programming the Recorder 3 3 3 6 Prograrnming th e Control Board AI3 3 3 3 7 Data Source Connections 3 4 3 8 Programming the Column Boards 3 4 3 9 Reference Voltages 3 5 3 1 O Reference Voltages Adjustment 3 6 3 11 Power Supply and Internal Reference Vol...

Page 4: ... OF OPERATION TROUB LESHOOTING V 4 1 4 2 4 3 4 4 5 1 5 2 5 3 Introduc tion Control Board Operation Column Board Operation Analog Circuitry Operation Introduction Localizing the Trouble Semi Conductor Replacement Page 4 1 4 1 4 1 4 2 4 3 5 1 5 1 5 2 5 2 iii ...

Page 5: ...stablishes 0 state 0 or 1 state m lst not be nlore than 150 volts above or below ground The binary swing should be between 4 and 75 volts Positive or negative pulse 20 J s or greater in width 6 to 20 volts Approximately 2 rns Standard 3 inch roll or folded paper 115 230 volts 10 50 60 cps 4 prints per second maximum at 50 cps Cabinet Mount 20 3 4 in wide 12 1 2 in high 18 1 2 in deep Rack Mount 19...

Page 6: ...nunlber When a print COITlmand is supplied each storage unit assumes the condition of the decade counting unit or other driving source connected to it The data transfer takes place in approximately 2 milliseconds after which tinle the d riving source is free to gather more infornlation 1 3 STANDARD INSTRUMENT Each storage unit is mounted on a plug in board column board with a de coding matrix The ...

Page 7: ...dded to a standard two blade ac plug which grounds the recorder chassis when used with the proper receptacle An adapter should be used to connect the NEMA plug to a standard two contact receptacle When the adapter is used the ground connector becomes a short green lead The green lead should be connected to a suitable ground for protection of the operating personnel 1 6 USES Because of the extreme ...

Page 8: ...ITAL VOLTMETER If the recorder is to be connected to the above tube type instruments a modifi cation kit can be installed The kit provides a 1224 BCD output 2 5 OPERATION FROM TWO DATA SOURCES The recorder can be operated fronl two data sources synchronized or unsyn chronized by connecting the data inputs to connectors J101 and J201 The two data inputs can be 1224 or 1248 code The appropriate colu...

Page 9: ...al refer to text 3 2 PAPER TAPE Special folded tape is recommended for use with the recorder High quality standard 3 inch rolled adding machine type may also be used Folded tape permits convenient take up in the paper drawer and allows easy inspection of any portion of the type It is perforated at each fold to allow neat separation of portions of recorded data Folded tape may be reversed and re ru...

Page 10: ... l with the SPACE SELECTOR set to 0 Be sure paper is inserted squarely in the paper feed mechanism to prevent jamming If paper doe s not feed smoothly place the RE CORD switch in the cente r position and re move all paper from the feed mechanism Use tweezers to pick out torn bits of paper 3 3 INKED RIBBON The printer mechanism uses a special heavily inked silk ribbon available from the Hewlett Pac...

Page 11: ...easily made with duplication machines If duplicate tape records are required from standard paper contact print duplicating methods such as the ozalid process can be used by printing directly from the original tape records 3 5 PROGRAMMING THE RECORDER The recorder can be programmed to accept different codes if the proper column boards are installed The column boards may be inter mixed if desired Th...

Page 12: ...ontinuously from two data sources If six column read out is desired for one data source and five column readout is desired for the second data source then one data source is connected to JI01 and the other data source to J201 The column board connectors can be connected as the operator desires Other combinations the operator may want can be had by changing the connectors at the rear of the column ...

Page 13: ... One of the biasing signals is the BCD data input and the other is a reference voltage The transfer pulses are internally generated within the recorder The inputs to the binaries are capacitively coupled and may be floating with respect to chassis ground The reference voltage is thus required to establish a point to which the BCD sig nal is referred Two reference voltages are required in the data ...

Page 14: ...the BCD drive is derived from an unregulated supply then it is desirable to obtain the reference voltage from the same unregulated supply 3 11 POWER SUPPLY AND INTERNAL REFERENCE VOLTAGES The power supply board A16 supplies the de voltages required by the recorder The power supply also has provisions for providing reference voltages of 9 to 17 volts The operator can select a value of resistors or ...

Page 15: ...also drive recorders having other values of input sensitivity and resistance by making minor addiqons or modification to the POTENTIOMETER RE CORDER ANALOG OUTPUT To use the 562A on a potentiometer recorder proceed as follows a Set the COLUMN SELECTOR to include the three number columns to be recorded gr aphically b Connect the potentiometer recorder to the POTENTIOMETER RECORDER binding pos ts on...

Page 16: ...btain full scale deflection of the recorder pen h Set the OPERATE lever switch to the OPERATE position The recorder will now plot the number columns indicated by the COLUMN SELECTOR 3 15 USING GRAPHIC RECORDERS HAVING DIFFERENT INPUT SENSITIVITIES To use a potentiometer recorder having greater than specified voltage sensi tivity shunt the recorder with a value of resistance which results in full s...

Page 17: ...or the signal which is fed to the graphic recorder If a potentiometer or galvanometer recorder is to be used which requires slightly greater output voltage or current it is possible to increase the 562A ANALOG OUTPUT by changing the values of certain resistors in the analog circ ufts 3 9 3 10 ...

Page 18: ...ltivibrator produces a reset pulse which is applied to the storage binaries This removes stored information and sets the storage binaries in the proper state to receive new information The output of the 2 ms delay multivibrator is also applied to a 60 J Ls delay multi vibrator The output of the 60 J LS multivibrator is applied to the storage binary gate diodes by way of the and Transfer Amplifiers...

Page 19: ...te a107 on and a108 off The G binary has 0 level information applied to diode gate GRI03 A trans fer pulse is applied to GRI03 Since the a level information applied to GRI03 is equal to the reference voltage the diode will pass the transfer pulse Thus QIOS is off and al06 is on The B binary has 0 level information applied to diode gate GR 102 Since the Olt level information is at least 4 volts mor...

Page 20: ...Izes the stored binary data from three consecutive columns of the printed data Any three of the first nine columns may be used as well as the first two right hand digits The binary output data is weighted according to the code required by the storage units Four resistors are used to develop a staircase function from the four storage binaries The four weighting resistors are in the ratio 4221 Refer...

Page 21: ...ible Cause See that the unused connector at the rear of the control board AI3 is disconnected Make sure print command is proper polarity Check power supply voltages check print command binarie s check if both data sources are initiating print commands and of proper polarity Check power supply voltages check the control board for proper reset transfer and scan signals listed in timing voltage table...

Page 22: ... control board can be checked for switching action with a dc coupled oscillo scope When a binary changes state the dc coupled oscilloscope will show a definite change of dc level A vac uum tube voltme ter can be used also Figure 5 1 shows the timing voltages and sequence Resistance measurements made between various sockets and connectors may be helpful For this use the wiring and power supply diag...

Page 23: ...litude of change is 35 volts 2 MS DELAY MV State is changed by leading edge of clutch bi nary signal Amplitude of change is approximatnly 12 volts 60 IJ S DELAY MV State is changed by trailing edge of 2 MS MY 60 IJ S delay is for data storage in storage bina ries 15 volts amplitude resets PRINT COM MAND BINARIES RESET Initiated by leading edge of 60 IJ S MV pulse Amplitude 12 volts width 10 IJ S a...

Page 24: ... off 0 off on 0 0 off on 0 off on 0 off on 0 off on BCD INPUT 0 is zero level input 1 is one level input TabIe 5 3 1248 Cod e 8 4 2 1 D BINARY C BINARY B BINARY A BINARY Character BCD INPUT BCD INPUT BCD INPUT BCD INPUT 0107 0108 0105 0106 I 0103 0104 0101 0102 1 0 on off 0 on off 0 on off 1 off on 3 0 on off 0 on off 1 off on 1 off on 5 0 on off 1 off on 0 on off 1 off on 7 0 on off 1 off on 1 of...

Page 25: ... off 0 off on 0 0 off on 0 off on 0 off on 0 off on BCD INP UT 0 is zero level input 1 is one level input Tab1e 5 5 1224 Cod e 4 2 2 1 D BINARY C BINARY B BINARY A BINARY Character BCD INPUT BCD INPUT BCD INPUT BCD INPUT Q107 Q108 Q105 QI06 QI03 QI04 QI01 QI02 1 0 on off 0 on off 0 off on 1 off on 3 0 on off 0 on off 1 on off 1 off on 5 0 on off 1 off on 1 on off 1 off on 7 1 off on 1 off on 0 off...

Page 26: ...hilco 2N598 0207 2N1672 0208 2N1304 0209 2Nl373 0210 0214 216 1850 0033 or 1850 0062 Philco 2N 598 0215 2N1672 CR 20 1 202 204 1901 0024 205 217 220 CR203 206 210 GIlA CR216 Silicon Diode A16 CR301 305 lN2069 or IN3293 CR306 G 31G 10H CR307 G 31G 7L CR308 G 31G 27L A14 0401 403 1854 0003 405 407 0402 404 2N 1304 CR401 416 GIlA 421 425 426 CR423 424 G 29A 29 CR420 1902 0017 CR422 1902 0022 Power Ql...

Page 27: ... 0207 GATE f BINARY f 2MS MULTIVIBRATOR 0205 0206 0208 0209 0210 60 US 0211 0212 0213 0214 I SCAN 19V L515 V501 DI5HU TERI 05501 L __ EJ T A l o NO I I PRINT COMMAND BINARY NO 1 0201 0202 PRINT COMMAND I NO 1 DISABLE VOLTAGE J _1 PAWL MAGNET AMPLIFIER 0111 80 E 80 PAWL MAGNET I I I I I I I I ____ J TRANSFER L AMPLIFIER I 0215 GATE STORAGE REF CRI02 I r BINARY VOLTAGE 0103 0104 I B INPur I t STORAG...

Page 28: ...L E521 L508 4 TO J501 E521 J502 PIN 7 REFER TO ANALOG CIRCUITS SCHEMATIC AI4 1 0 0 0 I I 3 4 5 9Ki i 2i3i4i5 T XAI4 _ T rT r T r I t I I I I I I I I I I I I I I I I I I I I I I I J TO COLUMN SELECTOR J STORAGE RESET I I I I I I I I I I I I I g gOUF I V I V t I CII 35V TO ANALOG l _ I 05UF 9 SWITCH i r W I TO PINS 3 OF P201 L509 4 TO J501 E521 J50Z PIN 7 I I UE TRANSFER TRANSFER SCAN I I I _ 1 COLU...

Page 29: ...I I _ 9 IZ 1 ZZ 4 I 1 II 23 i I I 48 1 Z i tr 11 I PZOZ I TO CIZ I I I I I I PliO AIO I _ 61 0 B R l Z 51 Z6 4 21 131 Z4 r 2 J Z5 1 _ I I I XAIO lo T T r r T 1r r r r r r II t t I I I I I t IOV 17 I I 9V t I I PZ4 35V 7 i II 1 _W_H L_ I 8 I I II E5ZI I I I L5ID 4 ___TOJ501 IIII I I E5Z1 J50Z PIN 7 I I I I I Pili All 3 J t 6r N B A l 4r l t 45 Z8 J t 4 Z91 1 t 3 I t lZk tt J XA1H 9 15 1 10 8 765 4 ...

Page 30: ... W t z ii CL L508 TO XA8 1 13 12 II 10 9 l 8 6 5 4 3 2 I 7 IX o LO P8 W I I I I I I I I I I L509 P9 TO XA9 1 J I I I I I I I I I I o L510 13 12 II 10 9 8 6 5 4 3 2 I 7 0 in PIO W TO XAIO I L511 I I I I I I I TO XAII I I I I I I I I I I I I I I I I I 0 J L512 13 12 II 10 9 8 6 5 4 3 2 I 7 N LO PI2 w TOXAI2 1 I T r I I I T I I I I I I I I I I I I I I n I I COMPONENTS INSIDE I I DASHED LINE ARE I I O...

Page 31: ... TO XAI I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I 6 D 6 6 D v N J W J w J J z a CL v 0 0 0 0 w PI w P4 COPYRIGHT 1961 BY HEWLm PACKARD COMPANY 7l 7l 7l 7l 7l rt l U 7l 7l 7l 7l 7l 7l 7l o et Thil drawing il intended for the operation Z z z z z z z z z z z and maintenance of Hewlett Packard equip ii ii n ii ii ii ll ii ii ii ii ii x_ ment and il not to be uled atherwile or N N...

Page 32: ...8 BINARY NO 2 R231 I 1200 1200 I CR204 R210 25V I 1000 1 4 I I I C2 06 L R219 l 2 g F I 4 70PF 1 2 I 12K 0203 0204 I I R211 CR206 CRI 09 I 1000 __ J I I 71 I R233 5 V I 10K I I R212 I 15K CR210 I R220 R222 R234 I 10K 100 10K I I 3 I I NOTES I I COPYRIGHT 1961 BY HEWLETT PACKARD COMPANY UNLESS OTHERWISE STATED RESISTANCE I I This drawing is intended for the operation I L R238 IS IN OHMS CAPACITY IS...

Page 33: ...PLIFIER GATE 0206 O 0209 2 R254 W lO 1000 0208 CJ R251 15K R252 HCR217 15K CR218 R246 R250 R257 R258 R260 4700 1000 1000 47 800 2 5 V 11 5V wo J12 _REC SW 5 f IOV COPYRIGHT 1961 BY HEWLETT PACKARD COMPANY This drawing is intended for the operation and maintenance of Hewlett Packard equip ment and is not to be used otherwise or reproduced without written consent of the Hewlett Packard Company 562A ...

Page 34: ... CR427 7 I 9V ANALOG CKTY 1224 CODE T161A COPYRIGHT 1961 BY HEWLETT PACkARD COMPANY R457 IK R455 R456 56K 9V R453 R454 33K 17V CR425 I t 17V 14 12 R452 lOOK 3 IGALVANOMETER I RECORDER PART OF t c L J J31 J31 1 _ BALANCED DC AMPLIFIER 15 10 R445 R450 2 7K 2 7K 9 V 4 0405 Q 406 r CJ Q407 CR423 CR424 17V R451 Il 10K R444 10K R49 2 7K _ R440 2K R438 3 9K R441 R442 R443 2 7K 6 2K 1 2K 17V II IGALV ZERO...

Page 35: ... 2 4K 2 4K 2 4K 2 4K 2 4K RI05 0101 0102 RI08 RI14 0103 0104 RII7 RI28 0105 0106 RI31 RI37 0107 0108 RI40 18K 18K 18K 18K 18K 18K 8K 18K r RIOI CI02 CI04 CI06 CI08 1 22K CRIOI 0 17 CRI02 17 CR 03 7 CR 24 Oj7 6 1 1 1 gl RI02 RI03 RJ06 RI09 Rill RI12 RII8 RI20 RI26 RI32 RI34 RI35 RI38 RI41 270K 10K 10K 10K 270K 10K 10K 270K 10K 10K 270K 10K 10K 10K 2 RII5 5 10K RIIO CI03 RI29 22K 001 RI19 10K 4 22K ...

Page 36: ...RI99 r 12 6 RI82 T RI90 T 13 4 RI91 T 14 2 RI83 T RI86 T RI94 T 15 0 RI 7 T RI95 T 9 _ J RI44 r AI I TOxA I2 1 220K RI27 C BINARY RI30 RI36 o BINARY RI39 3 n 2 4K 2 4K 2 4K 2 4K RI45 2 2K RI52 820 CRI05 9 RI28 0105 0106 RI31 RI37 0107 0108 RI40 0108 18K 18K 8K 18K rv AMPLIFIER CI06 CI08 CR 03 q 7 C 04 Oj7 CR 27 8 J I 0110 RI20 R126 RI32 RI34 RI35 RI38 RI41 tV AMPLIFIER 270K 10K 10K 270K 10K 10K 10...

Page 37: ...102 RI08 RII4 0103 0104 RI17 RI28 RI31 RI37 0107 0108 RI40 18K 0105 0106 18K 18K 18K 18K 18K 18K 18K RIOI I 22K CR OI C 02 II CR 33 CR 4 II 6 I CI04 f 7f CI02 CI06 CI08 0 047 Rill 0 047 0 047 0 047 o Jgl RI02 RI03 RI06 RI09 270K RII8 RI20 RI32 RI34 270K 10K 10K 10K RI12 10K 270K RI26 10K 270K RI35 RI38 RI41 2 RIIO 10K 10K 10K 10K 10K 22K 5 RI15 4 1 0 8 g 10K RII9 RI29 22K 10K 4 e gg61 RI33 22K 3 E...

Page 38: ... T I T T I II 8 RI81 RI99 12 6 RI90 T I 13 4 RI82 T RI91 T I T T 14 2 RI86 RI94 15 0 RI83 T RI87 T RI95 T I 9 T XAI I TO XAI2 1 RI44 RI30 RI36 RI39 R145 220K RI52 RI27 C BINARY 2 4K 2 4K D BINARY 2 4K 2 2K 2 4K 820 3 RI31 RI37 RI40 I CRI05 RI28 0107 0108 AMPLIFIER 9 r 0105 0106 18K 18K 18K 18K 0109 C 3 CR 4 I 8 to II I II l CRI07 CI06 CI08 AMPLIFIER 0 047 0 047 RI20 RI32 RI34 0110 270K RI26 10K 27...

Page 39: ...37 18K 18K 18K 18K IBK 18K IBK r RIOI C IOI CRI02 CRI03 CRI04 Ill 22K 1 I I 6 p CI 1 02 d04 1 1 CI06 CIOB 0 047 0 047 0 047 0 047 g gbl RI02 RI03 RI06 RI09 Rill RI12 RI15 RIIB RI20 RI26 RI32 RI34 RI35 RI3B 270K 10K 10K 10K 270K 10K 10K 10K 270K 10K 10K 270K 10K 10K 2 5 RIIO g g51 RI19 RI29 22K 22K 10K 4 I g 851 RI33 t 4 22K 3 L REF 2 L REF 1 g gbl P101 P112 R COPYRIGHT 1961 BY HEWlm PACKARD COMPAN...

Page 40: ... I RI94 T II 8 RI78 T RI95 T i 12 6 RI86 T I 13 4 RI87 T RI90 I l 14 2 RI79 T RI83 T i 15 0 RI91 T I I 9 1 _ _ 1 I XAI I TO XAI2 1 r RI27 RI30 RI36 RI39 3 2 4K C BINARY 2 4K 2 4K D BI NARY 2 4K RI44 RI51 2 2K 820 CRI05 9 0105 0106 0107 0108 RI40 AMPLI FI ER RI28 RI31 RI37 18K 18K 18K 18K I f 0109 CRI03 I CRI04 CR 7 I II 8 d06 CI08 AMPLIFIER 0 047 0 047 RI20 RI26 RI32 RI34 RI35 RI38 RI41 RI43 0110 ...

Page 41: ...18K 18K RII4 RI28 18K 18K 18K 18K 18K 18K RIOI CRIOI R 02 CRI03 CRI04 I 22K I I 6 71 T It 7r f IIII I 1 1 CI02 CI04 RI20 CI06 CIOS 0 047 Rill 0 047 RII8 0 047 0 047 g gbl RI02 RI03 270K 10K 270K 270K 10K RI09 RI26 RI32 RI34 RI35 RI38 RI41 10K RII2 RI06 RIIO 10K 10K 10K 270K 10K 10K 10K tl 2 10K 22K 5 RII5 CI03 10K RI19 RI29 2 0 001 K 10K 4 I g g61 RI33 4 22K 3 EVEL REF g g 1 2 EVEL REF I PIOI PII2...

Page 42: ...4 RI83 T T RI94 II 14 2 RI75 r RI87 1 I T T RI95 J 15 o RI79 9 _ I RI45 XAI I TO XAI2 1 RI13 R116 RI27 RI30 RI36 RI39 2 2K 2 4K B BI NARY 2 4K 2 4K C BINARY 2 4K 2 4K D BINARY 2 4K 3 4 RI52 820 CRI05 9 RI14 0103 0104 RI17 0105 0106 RI31 RI37 0107 0108 RI40 AMPLIFIER RI28 18K 18K 18K 18K 18K 18K tV 0109 2 CRI03 CRI04 I If 81 II I II 1 CI04 R120 CI06 CI08 AMPLIFIER CRI07 0 047 RII8 0 047 0 047 10K 2...

Page 43: ... tested as soon as it is received The instrument is insured for safe delivery If the instrument is damaged in any way or fails to operate properly file a claim with the carrier or if insured separately with the insurance company SHIPPING On receipt of shipping instructions forward the instrument prepaid to the destination indicated You may use the original shipping carton or any strong container W...

Page 44: ...to pins 1 and 2 instead of pins 3 and 4 R303 should be changed to 100 ohms On the Analog Circuitry schematic Figure 5 6 C406 Capacitor 0 05 uf should be added from the junction of R433 434 to ground Change C406 to C407 The 2 4V breakdown diode should have the reference designator CR422 J501 The wires from pins 17 and 18 should be reversed Change R40 to R409 Change R49 to R439 R349 should be change...

Page 45: ... Pre New Data 5 134 Addition to text At the rear of the recorder an interlock switch S2 has been installed When the back of the recorder is removed fan motor B1 stops 6 147 This manual applies with the above changes 12 15 61 5G2A 11 8 61 562A ...

Page 46: ...his instrumento 20 Speci I print wheels h ve been ins led in columns eight n nineo The columns re numbered from ri ht to ef when f cing front of the instrumen 0 The ch r cters on th print wheel re shown in the followi ble Ion with s nd r wheel for ref renc purposeso PRI T WHEEL CHAR CTERS 13579 86420 3579 86420 CEGI KLHFDBJ 13579 86420 COLUMN NUMBER STOCK NUMB 562 95B 562 83E 1713 562 83E 1707 562...

Page 47: ...7B 561 8aA 561A 88B T 1 1 12 1 1 1 RS 1 o o 1 1 Fage 5 12 23 o cha ge in description or Stock 0 increase quantity to fourteen Fa e 5 14 14 Print bar 56lA I07A 14 1 2 2 1 1 o 1 o 1 1 1 1 1 12 t Special t pecial 561 12A 561 107B t P cial 2 3 4 7 5 6 Fage 5 20 1 wI agnet assembly com lete Ma net adjust plate Iawl older bar awl assembly rivited assembly includi g flat spring 12 armatures and 12 pa Is ...

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