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Phaser 7500 Printer Service Manual
Error Messages and Codes
POB Sensor On Jam
The POB Sensor does not turn On within the specified time after the Regi Clutch
On.
Applicable Chain-Link Code
•
077-110
: POB Sensor On Jam
Initial Actions
•
Check the paper path for debris.
•
Power cycle the printer.
•
If the problem persists, follow the procedure below.
1. Check the paper transportation failure due to debris/ burrs on the paper path.
2. Check each Takeaway Roll and Pinch Roll for contamination, wear, and
rotation failure.
3. Check the Regi Roll and Pinch Roll for contamination, wear, and rotation
failure.
4. Check the 2nd BTR for contamination, wear, and rotation failure.
5. Check the IBT Belt for wound up, stuck paper.
6. Check each Takeaway Roll Drive Gear for wear and damage.
7. Check the Regi Roll Drive Gear for wear and damage.
8. Check the 2nd BTR Contact Retract Drive Gear for wear and damage.
9. Is paper used out of specification (refer to
“Paper and Tray Specifications” on
?
10. Check the POB Sensor for contamination and improper installation.
11. Perform the
Jam Sensors
test in Diagnostics.
12. The connection between the POB Sensor J180 and the Motor Drive PWB J524
for open circuit, short circuit, and poor contact.
13. Perform the
Main Motor
test in Diagnostics.
14. Perform the
2nd BTR Contact Retract Motor
test in Diagnostics.
15. Perform the
Takeaway Clutch
test in Diagnostics.
16. Perform the
Registration Clutch
test in Diagnostics.
17. If no problems are found, replace the following parts in sequence:
•
Motor Drive PWB (REP 18.13,
•
MCU PWB (REP 18.12,
)
Troubleshooting Reference
Applicable Parts
Wiring and Plug/Jack Map References
■
POB Sensor, PL14.4.16
■
MCU PWB, PL18.3.6
■
Motor Drive PWB, PL18.3.7
Содержание PHASER 7500
Страница 1: ...Phaser 7500 Color Printer Phaser 7500 Service Manual Xerox Internal Use Only ...
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Страница 60: ...1 30 Phaser 7500 Printer Service Manual General Information ...
Страница 448: ...3 310 Phaser 7500 Printer Service Manual Error Messages and Codes ...
Страница 484: ...4 36 Phaser 7500 Printer Service Manual General Troubleshooting ...
Страница 544: ...5 60 Phaser 7500 Printer Service Manual Print Quality Troubleshooting ...
Страница 545: ...6 Chapter Adjustments and Calibrations In this chapter Adjustments Calibrations ...
Страница 554: ...6 10 Phaser 7500 Printer Service Manual Adjustments and Calibrations ...
Страница 555: ...7 Chapter Cleaning and Maintenance In this chapter Service Maintenance Procedure Cleaning Maintenance ...
Страница 562: ...7 8 Phaser 7500 Printer Service Manual Cleaning and Maintenance ...
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Страница 900: ...9 118 Phaser 7500 Printer Service Manual Parts List ...
Страница 958: ...10 58 Phaser 7500 Printer Service Manual Plug Jack and Wiring Diagrams ...
Страница 980: ...11 22 Phaser 7500 Printer Service Manual Reference ...
Страница 990: ...I 10 Phaser 7500 Printer Service Manual Index ...
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