Xerox COLORQUBE 8870

October 2012
2-89
ColorQube 8570/8870 Service Manual
99,070
Fault Messages and Codes
Xerox Internal Use Only - Revised, 3rd Revision
99,070 PEST - All Ink Loader Gates Failed
An Ink Loader Gate error has occurred. The following troubleshooting procedure applies to this
error.
Initial Actions
• Reboot the printer and verify the error persists.
• Check the component power connections and harness condition.
• If the problem persists, perform the following procedure.
Troubleshooting Reference
Applicable Parts (Chapter 5 - Parts List)
• Ink Loader & Bezel, PL 1.1 Item 8
• Electronics Module, PL 5.1 Item 1
• Power Control Board, PL 5.1 Item 8
• Cable, Ink Loader Data PL 5.1 Item 11
Wiring and Plug/Jack References (Chapter 7 - Wiring Data)
• Figure 2, Right Side Electronics Module P/J Locations
• Figure 5, Ink Level Sensors, Gate Solenoids, Ink Loader Board
• Figure 11, Ink Loader Board P/J Locations
Procedure
Check the wiring harness connectors P/J401 and P/J702. Are the connections secure and
undamaged?
YN
Reseat and/or replace the wiring harness.
Check that the 50V red LED on the Ink Loader Board is active (see Figure 1 for location from
the top side of the printer).
NOTE: The +50V will not be on at all time. The +50V can be Off when the printer is at Ready
mode.
Is the red LED on?
YN
Replace the Power Control Board (REP 5.6) (Electronics Module).
Replace the Ink Loader (REP 1.8).
NOTE: Can indicate blown fuse (F402) in the Electronics Module. Refer to Checking Fuses for
location of the Fuses.
Figure 1 Ink Loader Board 50V LED (top view, reflection of the LED on the Ink Loader
Board)
Table 1 Applicable Fault Code
99,070 PEST - All Ink Loader Gates Failed