Canon PC950 - PC 950 B/W Laser Support and Manuals
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Most Recent Canon PC950 Questions
Pc 940 Copier Makes Grinding Noise. What Is The Cause?
(Posted by Anonymous-143110 9 years ago)
Does My Canon Pc950 Have A Hard Drive
(Posted by mdawahojnoski 11 years ago)
I Need A New Bypass Tray For Canon Pc950
(Posted by ted60990 11 years ago)
Canon Pc 950 Where Can I Buy A Replacement Scanning Tube/lamp?
lamp insufficient intensity to produce a clear copy
lamp insufficient intensity to produce a clear copy
(Posted by robynbrownlee 11 years ago)
Popular Canon PC950 Manual Pages
Service Manual - Page 1
PC940 F13-8436
PC941 F13-8437
PC950 F13-8231 F13-8241
PC960 F13-8434
PC980 F13-8232
PC981 F13-8233
TVD00001-
TVF00001PUF00001PUG00001-
TVB00001PUD00001PUE00001PUH00001- TVH00001-
AUG. 1999
COPYRIGHT © 1999 CANON INC.
UAA00001- TVE00001-
TVG00001- REVISION 0
PC860 F13-8491
PC880 F13-8291
PC890 F13-8242
PC920 F13-8431 F13-8441
F13-8461
PC921 F13-8432
TYA00001- TZA00001...
Service Manual - Page 42
... remains '1' for 1 sec or more. While the main motor is rotating. Related Error Code
E010 While the main motor drive signal is generated, the rotation of the main motor...that it rotates at a specific speed, the main motor driver PCB keeps sending
the constant speed state signal (MLOCK=0) to be a fault in the display.
2-6
COPYRIGHT © 1999 CANON INC. CHAPTER 2 BASIC OPERATION...
Service Manual - Page 61
... supply PCB as long as the scanning lamp remains on. However, the intensity remains a specific value for AE exposure so that it is not detected for 2 sec. Monitoring the Activation of actual voltage.
CHAPTER 3 EXPOSURE SYSTEM
b.
Related Error Code
E220 • The lamp activation detection signal is 56 V for the 120 V model (108.5 V for the 220/240 V model...
Service Manual - Page 117
... © 1999 CANON INC. As in a single container referred to strong light for a long time, the photosensitive drum can develop photo memory,
which can cause white spots or black bands on copies. Light-Blocking Shutter When the cartridge is equipped with a drum cover shutter. To prevent photo memory, the machine is removed from the machine, light makes...
Service Manual - Page 165
activating at 228°C)
Error code
E000 E001 E002 E003
The fixing temperature fails to detect and protect against an error; CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
6-1 The fixing temperature has dropped abnormally. Table 6-101
COPYRIGHT © 1999 CANON INC. Outline
The major functions of the fixing unit are as...
Service Manual - Page 172
... and, thereafter, maximum power has been supplied to prevent malfunction of the
fixing heater.
The auxiliary power supply turns off the relay (RL601) to the heater during copying operation.
6-8
COPYRIGHT © 1999 CANON INC. If an error is 160°C and then 150°C or lower during copying operation, the machine will be recognized. Thermistor (TH1)
The...
Service Manual - Page 258
...
I. DURABLES AND CONSUMABLES
The machine does not have any parts which must be replaced on a periodical basis. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
10-1
PERIODICALLY REPLACED PARTS
The machine does not have parts which require scheduled servicing. II. COPYRIGHT © 1999 CANON INC.
SCHEDULED SERVICING
The machine does not have items designated...
Service Manual - Page 306
... margin 5. Table 11-206
COPYRIGHT © 1999 CANON INC. After Replacing the Major Parts
Parts Scanning lamp
AE sensor PCB Composite power supply PCB*1 DC controller PCB
ADF controller PCB
Adjustment 1. AE mechanism)
1. Reproduction ratio (fine adjustment)
1. CHAPTER 11 TROUBLESHOOTING
C. Electrical
1. Intensity of the scanning lamp and execute AE adjustment. Leading edge non...
Service Manual - Page 318
... toner image before transfer more or less normal? (Be sure to protect the drum from light.) Is the transfer charging roller normal? Is the problem corrected?
Mount the transfer charging roller correctly.
2. Instruct the user on the transfer lower guide plate and the side plate (metal) of the fixing assembly. Replace the electric unit (composite power supply...
Service Manual - Page 326
... © 1999 CANON INC. TROUBLESHOOTING MALFUNCTIONS
A. End.
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
11-61 CHAPTER 11 TROUBLESHOOTING
IV.
YES/NO YES
NO
Action See the instructions given for the respective error code. Troubleshooting Malfunctions
1 E0
Cause
Step 1
Checks 1) Turn off the power, and short JP101
and JP102 on the Copy Start key?
Service Manual - Page 330
...
YES
Action See "The scanning lamp fails to PS2; Replace the composite power supply PCB. Is the problem corrected? YES/NO YES
NO
Action End. COPYRIGHT © 1999 CANON INC. Check the wiring from J203 and J204 on the composite power supply PCB and J103 and J104, respectively, on when the Copy Start key is turned on...
Service Manual - Page 336
... (Q751) normal? (For instructions on the DC controller PCB change to about 24 V? YES/NO NO NO
NO
NO
YES
Action Route the cable correctly.
if normal, check or replace the control ring.
COPYRIGHT © 1999 CANON INC. Check the surface of the solenoid;
Cause Cable
Scanner path
Composite power supply PCB
Pre-registration...
Service Manual - Page 339
... the DC controller PCB to each sensor; CHAPTER 11 TROUBLESHOOTING
25 The "Add Paper" message fails to turn on." Are the lens cable, pulley, and rail normal? Replace the DC controller PCB.
11-74
11-74
COPYRIGHT © 1999 CANON INC. Is the problem corrected? NO Replace the DC controller PCB.
26 The "Jam" message...
Service Manual - Page 351
... The composite power supply PCB is
faulty...CANON INC. CHAPTER 11 TROUBLESHOOTING
VII. SELF DIAGNOSIS
The microprocessor on the machine's DC controller PCB is equipped with a self diagnostic mechanism that checks the condition of the machine (particularly, sensors) and indicates an error code in succession. • The temperature detected by the thermistor (TH1) has exeeded 150°C during copy...
Service Manual - Page 352
...copying run, the +24 V power deviates from the setting value twice in excess of the allowed interval.
• The communication with the copier is faulty.
without error
code indication.
The keys on .
• The lamp...The actual output value of the composite power supply high voltage is different from the control value by ±20%. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
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