Xerox PHASER 7500 Service Manual

Phaser 7500 Printer Service Manual 3-289
Error Messages and Codes
Toner K CRUM Communication Fail
Communication failure with Toner CRUM (K) was detected.
Applicable Chain-Link Code
• 093-924: Toner K CRUM Comm Fail
Initial Actions
• Check the Toner Cartridge life.
• If the problem persists, follow the procedure below.
1. Turn the power Off and On.
2. Check the connection between the MCU PWB J411 and the Toner CRUM
Coupler Assembly (K) J123 for open circuit, short circuit, and poor contact.
Also, remove and reinstall the Toner Cartridge (K) and check for improper
installation.
3. If no problems are found, replace the following parts in sequence:
• Toner Cartridge (K) (REP 1.1, page 8-9)
• Toner CRUM Coupler Assembly (K) (PL5.1.8)
• MCU PWB (REP 18.12, page 8-202)
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ Toner Cartridge (K), PL5.1.1
■ Toner CRUM Coupler Assy (K),
PL5.1.8
■ 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