Phaser 7500 Printer Service Manual
3-65
Error Messages and Codes
Heat Roll In NC Sensor Differential Amp Fail
The temperature monitor AD value of the Center Control Temperature Sensor was
detected to be abnormal 10 times in a row.
Note
To clear this Fail, clear the history in NVM and then turn the power Off and On
(
Clear
Tech Rep Faults
).
Applicable Chain-Link Code
•
010-319
: Heat Roll NC Sensor Differential Amp Fail
Initial Actions
•
Power cycle the printer.
•
If the problem persists, follow the procedure below.
Note
To clear this Fail, clear the history in NVM and then turn the power Off and On.
1. Clear the history at the NVM then turn the power Off and On.
2. Check the Fuser Assembly for improper installation.
3. Check the The Drawer Connector between the Fuser Assembly and the Main
Unit (DP/DJ600) for broken/ bent pins, debris, burns, and etc.
4. Check the connection between the Fuser Assembly DJ600 and the MCU PWB
J431 for open circuit, short circuit, and poor contact.
5. If no problems are found, replace the following parts in sequence:
•
Fuser Assembly (REP 7.1,
•
MCU PWB (REP 18.12,
)
Troubleshooting Reference
Applicable Parts
Wiring and Plug/Jack Map References
■
Fuser Assy, PL7.1.1
■
MCU PWB, PL18.3.6
Summary of Contents for PHASER 7500
Page 1: ...Phaser 7500 Color Printer Phaser 7500 Service Manual Xerox Internal Use Only ...
Page 2: ......
Page 60: ...1 30 Phaser 7500 Printer Service Manual General Information ...
Page 448: ...3 310 Phaser 7500 Printer Service Manual Error Messages and Codes ...
Page 484: ...4 36 Phaser 7500 Printer Service Manual General Troubleshooting ...
Page 544: ...5 60 Phaser 7500 Printer Service Manual Print Quality Troubleshooting ...
Page 545: ...6 Chapter Adjustments and Calibrations In this chapter Adjustments Calibrations ...
Page 554: ...6 10 Phaser 7500 Printer Service Manual Adjustments and Calibrations ...
Page 562: ...7 8 Phaser 7500 Printer Service Manual Cleaning and Maintenance ...
Page 900: ...9 118 Phaser 7500 Printer Service Manual Parts List ...
Page 958: ...10 58 Phaser 7500 Printer Service Manual Plug Jack and Wiring Diagrams ...
Page 980: ...11 22 Phaser 7500 Printer Service Manual Reference ...
Page 990: ...I 10 Phaser 7500 Printer Service Manual Index ...
Page 991: ......