Phaser 7500 Printer Service Manual
3-71
Error Messages and Codes
Heat Roll NC Sensor Disconnection Fail
When the temperature monitor value of the Rear Control Thermistor is higher than
20°C, or when the open circuit AD value of the Rear Control Thermistor is higher
then 900, as well as when the compensation AD value or the detection AD value of
the Center Control Temperature Sensor is higher than 1020 10 or more times in a
row. (use the obtained compensation/ detection AD value instead of the
temperature monitor value (average of 4 times)
Applicable Chain-Link Code
•
010-332
: Heat Roll NC Sensor Disconnection Fail
Initial Actions
•
Power cycle the printer.
•
If the problem persists, follow the procedure below.
1. Check the Fuser Assembly for improper installation.
2. Check the Drawer Connector between the Fuser Assembly and the Main Unit
(DP/DJ600) for broken/ bent pins, debris, burns, and etc.
3. Check the connection between the Fuser Assembly DJ600 and the MCU PWB
J431 for open circuit, short circuit, and poor contact.
4. 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: ......