T-32
(7)
Image reading system: Uneven image
<Sample of Image Quality Problem>
<Troubleshooting Procedures>
Step
Check
Result
Action
1
Is the Scanner Motor drive being trans-
mitted?
NO
Correct drive coupling mecha-
nisms.
Replace it.
2
Is the harness of the Exposure Lamp
catching?
YES
Correct it.
3
Is there enough slack in the Timing Belt?
NO
Correct it.
Replace the Timing Belt.
4
Are the Scanner Rails scratched or
dirty?
YES
Clean them.
5
Are there no bent connector pins on the
cables connecting the control boards,
are all connectors correctly plugged in,
and are no cables broken?
NO
Correctly plug in the connectors.
Replace connection cables.
6
The problem has been eliminated after
performing step 5.
NO
Replace the Scanner Assy.
Replace the IR Unit.
4011T528AA
Содержание Di1610
Страница 16: ...GENERAL...
Страница 24: ...MAINTENANCE...
Страница 34: ...DIS REASSEMBLY ADJUSTMENT...
Страница 82: ...CONTROL PANEL SERVICE MODE DESCRIPTIONS...
Страница 86: ...S 4 2 3 PWB IF Interface Board 4980S004AA USB port IEEE1284 parallel port...
Страница 106: ...TROUBLESHOOTING...
Страница 114: ...T 8 2 3 Locations of Misfeed Detection Sensors 4980M005AA Exit Sensor PS1 Paper Take Up Switch S1...
Страница 146: ...AF 11 Service Manual...
Страница 148: ...ii 1 The Original misfeeds T 7 3 TIMING CHART T 8...
Страница 149: ...GENERAL...
Страница 151: ...DIS REASSEMBLY ADJUSTMENT...
Страница 167: ...TROUBLESHOOTING...
Страница 176: ...PF 125 Service Manual...
Страница 178: ...GENERAL...
Страница 180: ...DIS REASSEMBLY ADJUSTMENT...