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2001 CANON INC. 2000 2000 2000 2000 CANON CLC5000 REV.0 JAN. 2001
xiv
CONTENTS
4.1.32 E350................................. 5-142
4.1.33 E351................................. 5-142
4.1.34 E517................................. 5-143
4.1.35 E620................................. 5-144
4.1.36 E700................................. 5-144
4.1.37 E718................................. 5-145
4.1.38 E800................................. 5-146
4.1.39 E804................................. 5-146
4.1.40 E805................................. 5-146
4.1.41 E807................................. 5-147
4.1.42 E822................................. 5-148
4.1.43 E824................................. 5-148
4.1.44 E826................................. 5-149
4.1.45 AC power is absent. .........5-149
4.1.46 DC power is absent. ......... 5-151
4.1.47 The scanner fails to move
forward/in reverse. ........... 5-152
4.1.48 The scanning lamp fails to
turn ON. ........................... 5-153
4.1.49 The lifter fails to move up
(pick-up from the
cassette). .......................... 5-154
4.1.50 Pick-up fails (cassette 1).. 5-155
4.1.51 Pick-up fails (cassette 2).. 5-156
4.1.52 The multifeeder fails to
pick up paper. .................. 5-157
4.1.53 The registration roller fails to
rotate. ............................... 5-157
4.1.54 Retention fails.................. 5-158
4.1.55 The pre-exposure lamp fails to
turn ON. ........................... 5-159
4.1.56 The fixing heater fails to turn
ON. .................................. 5-159
4.1.57 The drum heater fails to
rotate. ............................... 5-161
4.1.58 The counter fails to operate. 5-162
4.1.59 The cassette heater fails to
operate. ............................ 5-163
4.1.60 Abnormal noise is heard. . 5-164
5 Troubleshooting Feeding Problems 5-165
5.1 Jams ....................................... 5-165
5.1.1 Pick-Up Assembly ........... 5-167
5.1.2 Pick-up Feeding Assembly . 5-168
5.1.3 Transfer Unit Assembly ... 5-169
5.1.4 Separation/Pre-Fixing
Feeding Assembly ........... 5-169
5.1.5 Fixing/Delivery Assembly 5-170
5.1.6 Delivery Vertical Path, Duplexing
Reversing Assembly, and Pre-du-
plex Feeding Assembly ....... 5-171
5.1.7 Duplex feeding Assembly/
Duplex Assembly............. 5-172
5.2 Feeding Faults ........................ 5-173
5.2.1 Double Feeding ............... 5-173
5.2.2 Wrinkles .......................... 5-173
6 Arrangement and Functions of
Electrical Parts ................................ 5-174
6.1 Sensors ................................... 5-174
6.2 “Lamps, Switches, Thermistors,
and Heaters”........................... 5-178
6.3 Clutches ................................. 5-182
6.4 Solenoids................................ 5-183
6.5 Fans ........................................ 5-184
6.6 Motors .................................... 5-186
6.7 PCBs ...................................... 5-188
6.8 Variable Resistors (VR), Light-
Emitting Diodes (LED), and Check
Pins by PCB ........................... 5-190
6.8.1 DC Controller PCB ......... 5-191
6.8.2 Video Controller PCB...... 5-192
6.8.3 Reader Control PCB ........ 5-193
6.8.4 Image Processor PCB ...... 5-194
6.8.5 IP Memory PCB .............. 5-195
6.8.7 Transfer Belt Motor
Driver PCB ...................... 5-196
6.8.6 Analog Processor PCB .... 5-196
6.8.8 Laser Driver PCB ............ 5-197
6.8.9 Lamp Regulator PCB ...... 5-199
6.8.10 Enviroment Sensor PCB .. 5-200
6.8.11 HVT1 ...............................5-201
6.8.12 HVT2 ...............................5-202
6.8.13 HVT4 ...............................5-204
6.8.14 HVT5 ...............................5-204
6.8.15 ED board A1 .................... 5-205
6.8.16 Interface board B1 ........... 5-206
6.8.17 Preview monitor board .... 5-207
6.9 Paper Deck-K1 ....................... 5-208
6.10 Paper Deck-J1......................... 5-209
6.11 Buffer pass unit C1 ................. 5-210
7 Upgrading (download).................... 5-212
7.1 Items to Prepare ..................... 5-212
7.2 Preparing for the Work........... 5-212