T-3
(4)
Motors
Step
Check
Result
Action
1
Is the LOCK signal of the Controller/Mechani-
cal Control Board HIGH when the printer is in
the standby state?
NO
Replace the Controller/
Mechanical Control Board.
Replace the motor.
2
Does the REM signal of the Controller/
Mechanical Control Board go from HIGH to
LOW when the motor is energized?
YES
Replace the motor.
NO
Replace the Controller/
Mechanical Control Board.
Step
Check
Result
Action
1
Does the input signal to the Controller/Mechan-
ical Control Board go from HIGH to LOW when
the motor is energized? (The input signal var-
ies depending on the direction of rotation.)
YES
Replace the motor.
NO
Replace the Controller/
Mechanical Control Board.
Step
Check
Result
Action
1
Are the hookup connector of the motor and
print jack on the Controller/Mechanical Control
Board connected properly?
YES
Replace the motor or the
Controller/Mechanical
Control Board.
NO
Connect the connector or
the print jack properly.
GND
REM
LOCK
2
1
3
4025T526AA
4025T526AA
4025T527AA
Summary of Contents for MF Series
Page 1: ...XEROX TECHNICAL DOCUMENT 252 787 467 A...
Page 73: ...4 NI IPL 252 787 467 A PLANCHE 1 FIGURE 1 3 2 1 4 7 6 5...
Page 75: ...6 NI IPL 252 787 467 A PLANCHE 2 FIGURE 2 1 3 5 6 2 4...
Page 77: ...8 NI IPL 252 787 467 A 2 1 PLANCHE 3 FIGURE 3...
Page 79: ...10 NI IPL 252 787 467 A PLANCHE 4 FIGURE 4 1 5 6 7 4 3 2 8...
Page 81: ...12 NI IPL 252 787 467 A 1 4 2 3 7 8 5 6 PLANCHE 5 FIGURE 5...
Page 83: ...14 NI IPL 252 787 467 A 1 2 3 4 5 6 7 8 PLANCHE 6 FIGURE 6...
Page 85: ...16 NI IPL 252 787 467 A 1 2 PLANCHE 7 FIGURE 7...
Page 87: ...18 NI IPL 252 787 467 A PLANCHE 8 FIGURE 8 1 2 4 5 3...
Page 89: ...20 NI IPL 252 787 467 A PLANCHE 9 FIGURE 9...
Page 91: ...22 NI IPL 252 787 467 A 2 1 PLANCHE 10 FIGURE 10...
Page 93: ...24 NI IPL 252 787 467 A 3 HV1 2 1 PLANCHE 11 FIGURE 11...
Page 95: ...26 NI IPL 252 787 467 A 1 22 21 3 4 2 8 9 7 6 PLANCHE 12 FIGURE 12...
Page 98: ...PRINTER 20 PPM SERVICE MANUAL TECHNICAL DOCUMENT 251 475 943 A...
Page 113: ...INDEX MECHANICAL ELECTRICAL GENERAL TROUBLESHOOTING DIS REASSEMBLY ADJUSTMENT MAINTENANCE...
Page 117: ...GENERAL...
Page 123: ...MECHANICAL ELECTRICAL...
Page 146: ...MAINTENANCE...
Page 156: ...DIS REASSEMBLY ADJUSTMENT...
Page 168: ...TROUBLESHOOTING...