3 - 29
DIAGRAMS
[2] Trouble Codes
Code Number of unplugged connector
CN1, CN2 (control board), CN23 (in paper feed unit)
CN1, CN7 (control board), CN24 (in paper feed unit)
CN120 (control board), CN732 (at bottom of rear face), CN122 (at right side of control board at rear face)
CN120 (control board), CN731 (at bottom of rear face), CN122 (at right side of control board at rear face)
CN140 (control board), CN126 (at bottom of rear face)
CN30 (control board), CN63 (upper left of rear face)
CN30 (control board), CN42 (lower left of rear face), CN39 (transfer & separation corona unit at front face)
Does not occur due to connector dropout.
Does not occur due to connector dropout.
Does not occur due to connector dropout.
Does not occur due to connector dropout.
Does not occur due to connector dropout.
Faulty contact in CN6 (control board), CN98 (at top right of rear face), CN392 (fixing drawer), etc.
CN81 (at bottom right of rear face), CN382 (DC power supply at paper exit face), Main relay faston
CN223 (control board), CN224 (optics drive board)
CN9 (control board), CN142 (optics at rear face)
CN29 (bottom right of rear face), CN80 (bottom right of rear face), CN85 (bottom right of rear face)
CN401 (DC power supply at paper exit face), CN430 (image processing board), CN481 (control board), CN425
(image processing board)
CN424, CN423, CN421, CN422 (image processing board)
CN411 (A/D board), CN420 (image processing board)
CN421 (image processing board), CN440 (write)
CN422 (image processing board), CN441 (write)
CN423 (image processing board), CN442 (write)
CN424 (image processing board), CN443 (write)
CN161 (top right of rear face)
CN123 (at right side of control board at rear face), CN204 (main motor), CN205 (main motor)
CN14 (toner hopper)
CN88 (DC power supply at paper exit face), CN217 (developing motor)
CN30 (control board), CN124 (bottom right of rear face), CN125 (top right of rear face), CN201 (drum motor)
CN95 (write), CN322 (control board), CN326 (top left of rear face)
CN122 (at right side of control board at rear face conveyance)
CN203 (LCT motor), CN204 (LCT motor)
CN400 (DC power supply at paper exit face), CN226, CN224, CN228 (optics drive board)
CN16 (at top right of rear face)
CN15 (center of rear face)
CN11 (top left of rear face)
CN97 (rear optics unit), CN128 (at right side of control board at rear face)
CN127 (at right side of control board at rear face), CN49 (top of paper exit face)
CN99 (DC power supply at paper exit face), CN48 (top left of rear face), CN121 (at right side of control board at rear
face)
CN94 (top right of rear face)
CN522, CN523, CN524, CN525, CN526 (ADU unit)
CN3 (control board), CN219 (at operation panel)
F18-1
F18-2
F18-3
F18-4
F18-5
F22-1
F22-2
F28-1
F28-2
F28-3
F34-1
F34-2
F35
F36
F41-1
F41-4
F43-2
E47
E48
E49-1
E49-2
E49-3
E49-4
E49-5
F51-1
F51-2
F51-3
F51-4
F51-5
F51-6
F51-7
F51-8
F51-9
F52-1
F52-2
F52-3
F52-4
F52-5
F52-6
F52-7
F52-8,9
F56
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