Xerox PHASER 7500 Service Manual

3-126 Phaser 7500 Printer Service Manual
Error Messages and Codes
NOHAD Temperature Sensor Fail
The NOHAD Thermistor error was detected.
Applicable Chain-Link Code
• 042-604: NOHAD Temperature Sensor Fail
Initial Actions
• Power cycle the printer.
• If the problem persists, follow the procedure below.
1. Check the connection between the NOHAD Thermistor P130 and the MCU
PWB J414 for open circuit, short circuit, and poor contact. Also check whether
there is poor connection or debris at the detection section of the NOHAD
Thermistor.
2. If no problems are found, replace the following parts in sequence:
• NOHAD Thermistor Assembly (PL5.2.11)
• MCU PWB (REP 18.12, page 8-202)
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ NOHAD Thermistor Assy,
PL5.2.11
■ MCU PWB, PL18.3.6

Xerox PHASER 7500 Specifications

General

Max Print Resolution	1200 x 1200 dpi
Monthly Duty Cycle	150, 000 pages
Standard Paper Capacity	550 sheets
Duplex Printing	Optional
Standard Memory	256 MB
Network Connectivity	10/100/1000Base-T Ethernet
Supported Operating Systems	Windows, Mac OS, Linux
Max Paper Capacity	2, 100 sheets
Connectivity	USB 2.0, Ethernet
PDL	PostScript 3, PCL 6, PDF
Print Speed	Up to 35 ppm