Xerox COLORQUBE 8570 Service Manual

October 2012
2-74
ColorQube 8570/8870 Service Manual
99,009 ~ 99,013, 99,015
Revised, 3rd Revision - Xerox Internal Use Only
Fault Messages and Codes
• Test for bad Jetstack triac. Refer to Checking for Shorted and Leaky Triacs in
the Electrical Troubleshooting section in Chapter 6, General Troubleshooting.
• Test for shorts to Earth. Measure the resistance of P/JAC2 Pin 1 to Pin 7. It
should be greater than 2 Megaohms.
Are F2 and the triacs OK and is P/JAC2 Pin 1 to Pin 7 greater than 2 Megao-
hms? (Ensure your DMM is rated to measure high-impedance resistance.)
YN
Replace the following components:
• Electronics Module (REP 5.1)
• Printhead Assembly (REP 2.3)
Replace the Jetstack Fuse Assembly.
Perform procedures in RAP 99,002, 99,003 Jetstack Disconnect.
Replace the Ink Loader (REP 1.8). Does the error persist?
YN
Troubleshooting complete.
Replace the Power Supply Board (REP 5.6) (Electronics Module).
Figure 1 Ink Loader Thermistor Test Point
99,015 PEST - Drum Cooling Fan Disconnect
A Drum Cooling Fan error has occurred. The Drum Cooling Fan is not drawing the expected
power from the Power Supply. The following troubleshooting applies to this error.
Initial Actions
• Reboot the printer and verify the error persists.
• Check the Drum Fan for function.
• Check the Drum Fan’s wiring connection.
• If the problem persists, perform the following procedure.
Troubleshooting Reference
Applicable Parts (Chapter 5 - Parts List)
• Drum Cooling Fan, PL 4.1 Item 12
• I/O Board, PL 5.1 Item 10
Wiring and Plug/Jack References (Chapter 7 - Wiring Data)
• Figure 5, I/O Board P/J Locations
• Figure 8, I/O Board, Sensors (1 of 2)
Procedure
Upgrade firmware (Firmware Upgrade). Reboot the printer. Does the error persist?
YN
Troubleshooting complete.
Check the Drum Fan wiring harness connector P/J903. Is the connection secure and
undamaged?
YN
Reseat and/or replace the wiring harness.
Check resistance on the wiring harness connector P/J903. Is it open or shorted?
YN
Replace the I/O Board (REP 5.10).
Replace the Drum Cooling Fan (REP 4.12). Does the error persist?
YN
Troubleshooting complete.
Replace the I/O Board (REP 5.10).
Table 1 Applicable Fault Code
99,015 PEST - Drum Cooling Fan Disconnect
A B

Xerox COLORQUBE 8570 Specifications

General

Print Technology	Solid Ink
Monthly Duty Cycle	Up to 85, 000 pages
First Page Out Time (Color)	As fast as 5 seconds
First Page Out Time (B&W)	As fast as 5 seconds
Memory (Maximum)	1 GB
Output Capacity	350 sheets
Supported Operating Systems	Windows, Mac OS, Linux
Print Speed	Up to 40 ppm color / 40 ppm black
Connectivity	USB 2.0, Ethernet
Print Languages	PCL 6, PostScript 3, PDF