COLUMBIA-BELL & HOWELL 355 Manual Download | Manualshive

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Summary of Contents for 355

Page 1: ...used Two neon recording indicators simplify the recording level setting New recordings can be made on previously recorded tape Since the erase head is auto matically connected when the Recordtf button is pressed or the same recording may be played back indefinitely Recordings can be made from a radio television receiver or phonograph inaddition to those made directly from the microphone fiecording...

Page 2: ...n Manual turnover Tape Loading Drop in slot type Tape Speed Play and Record 7 VZ and 3 3 4 ips Fast Forward Distortion Less thdn 3 at 4 watts Power Output 8 watts Wow and Flutter At 1 2 ips Less than 0 027o Audio Inputs reel in g0 seconds Microphone Radio Phono TV Fast Rewind Audio Output reel in g0 seconds a Internal or Extension Speaker b External Amplifier sPeakers controls 2 electrostatic twee...

Page 3: ...e microihone plug into the Mic Radio Phono input jack 2 Turn the Off Tone On control to the right until a click is heard and allow approximately 30 seconds for the unit to warm up power on condi tion is indicated by indirect illumination of the lucite knobs from behind the front panel 3 Unlock and push the Record button Ob serve the Record Level indicator lamps while speak ing into the microphone ...

Page 4: ... reel de press the Stop button This stops all move ment of the tape 2 Remove the reels from the recorder turn ing the full reel over and placing it on the left Page 4 spindle and the empty reel on the right spindle 3 Properly thread the tape and proceed with the recording 4 After the second track has been recorded thefirst track isready to be played without re winding as follows a Place the full r...

Page 5: ...ross the voice coil of the external speaker and then insert ing the radio phono cord plug same type as speaker plug into the Speaker jack High speed forward or rewind can be obtained by pressing the desired button These functions are used primarily in locating a desired portion of a re cording in a few seconds You may press the For ward or Rewind button while in Play or Record positions butyou can...

Page 6: ...record tape at either speed For 3 3 4 operation take hold of the knob and turn it gently to the left pull out and release To restore the setting to 7 7 2 take hold of the knob as before turn it gently to the left push in and release ADJUSTMENTS PIay Record Head Adjustment It is very important that p 1a y record head 9 be lined up perfectly with the tape If it is not Iow Page 6 output loss of high ...

Page 7: ...n tlre extreme left position with the latch bar just touching the right side of the toggle as shown in Fig 8 TROUBLE CHART SYMPTOM CAUSE REMEDY Brokenreel sprine 4 Defective spring 4 Replace spring Turn spindle 7 or 17 until spring is ontop of spindle Withlongendof 8 allen wrench reach over spindle motor locate and engage head of allen set screw 6 in top of hub between motor and Mechanical Housing...

Page 8: ... stan oil or dirt on pres sure roller 1 Cleandrive surface using a small lintless soft cloth cheesecloth or equival ent dipped fightly in carbon tetrachloride alcohol orlighter fluid With drive run ning hold cloti against motor drive wheel 34 idler wheel 40 and capstan flywheel 56 2 Removetwo screws in front or recording head cover plate 5 If tape is wound around capstan peel or cut it off CAUTION...

Page 9: ... and replace faulty tube Does not perly erase pro Pressure Pad Worn Remove recording head cover plate 5 and examine felt pad on pressure levers Replace if worn Peel off old pads and mount new ones from envelope stapled in Instruction book using Du Pont clear cement or equivalent Does not perly record pro 1 Faulty operating pro cedure 2 Pressure pad worn 3 Distorted r e c or d ing l Refer to rrOper...

Page 10: ... ll I w 6 ei rr l i Il Figure 94 ExpLoded View Of Parts Above Baseplate Page 10 ...

Page 11: ...fI o F G 3 EF EF II HF n tt o hil F F A PHOTOFACT EXPLODED VIEW Howard W S mr Co lnc 1955 e6 t lra 6 Figure 98 Exptroded view of parts Below Baseplate Fage 11 ...

Page 12: ...TO C20 Czt TO SPEAKER JACK TO R29 OTJTPUT TRAHSFORM R El rr5tr trgr 0f fr o0U f l5O cr ZOW PIN l AND 2 OF POWER TRAI iS SOCKET SUPPLY MOTOR DRIVE MOTOR A PHOTOFACT STANDARD NOTATION SCHEMATIC Howard 7 Sams Co lnc 1955 TAKE UP MOTOR AC ryIRING DIAGRAM Page Lz ...

Page 13: ...fr FEs s o EH r nfv f z lu H l l a I E I Pa nAAr ez uS N s ao ofl N _ 1 L o U e esili f I C J O CU I hu rtx tz t t r q 3 o a F 1r o N or L o 9 f ET o fi at E l e Y o F t nB Es o S gE F lHl 3 o o N c s t e o o t4 N c E T Fr E fHe Page 13 ...

Page 14: ...ffi ffi ffi Figure 11 Figure 12 trage 14 ...

Page 15: ...37 R38 R39 R40 R41 PL42 R43 F 44 R45 R46 R4 R48 R49 R50 R51 R52 R53 R54 R55 T1 T2 M1 M2 M3 M4 M5 M6 M7 MR I 199 22 lss zz I ss s I ss s I ss z I ss rr I ss ra I gg rz I ss z I ss aa I gg e I sg ss I ss as I ee 1e I ee 7 99 40 I ss r I sg zr I ss oz I I s9 10 I ss ro 99 8 99 8 I I ee 65 99 14 99 4 1 99 65 99 1 99 1 99 22 99 20 99 56 99 41 99 43 99 42 99 33 99 29 99 15 99 3 99 3 99 5 99 5 99 99 11 1...

Page 16: ...late Guide Screw Hex Hd Self T 6 32 x5 16 Speed Changer Shaft Idler Crank Idler Link Idler Wheel 4t 42 43 44 45 46 47 48 4g 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 130 210 89 10 90 27 61 39 18 25 90 29 188 58 188 52 130 201 130 285 18 23 130 S 46 1 30 323 130 240 1 88 63 1 3 S 14 130 254 90 38 130 265 61 9 130 S 1 1 67 9 130 S 10 L30 252 130 S 43 Motor Mounting Plate Shock Mount Lord Drive...

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