Xerox PHASER 7500 Service Manual

Phaser 7500 Printer Service Manual 3-273
Error Messages and Codes
Temperature Sensor Fail/ Humidity Sensor Fail
The Environment Temperature Sensor has malfunctioned.
The Environment Humidity Sensor has malfunctioned.
Applicable Chain-Link Codes
• 092-661: Temperature Sensor Fail
• 092-662: Humidity Sensor Fail
Initial Actions
• Power cycle the printer.
• If the problem persists, follow the procedure below.
1. Check the connection between the Environment Sensor (MOB ADC Assembly)
J154 and the MCU PWB J415 for open circuit, short circuit, and poor contact.
Also check whether there is poor connection or debris at the detection section
of the Environment Sensor.
2. If no problems are found, replace the following parts in sequence:
•MOB ADC Assembly (REP 18.3, page 8-189)
• MCU PWB (REP 18.12, page 8-202)
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ MOB ADC Assy, PL18.1.4
■ 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