T-1
1.
INTRODUCTION
• This chapter contains the items required or used when troubleshooting various printer
problems.
1-1.
Electric Components Check Procedures
• The following procedures can be used to check to see if an electric component is fully
operational when a paper misfeed or a malfunction occurs in the printer.
(1)
Sensors
Step
Check
Result
Action
1
Does the input signal to the Controller/Mechanical
Control Board go from HIGH to LOW, or vice versa,
when the sensor is blocked?
NO
Replace the sensor.
YES
Replace the Con-
troller/Mechanical
Control Board.
4025T520AA
4025T521AA
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...