October 2012
2-69
ColorQube 8570/8870 Service Manual
99,001, 99,002, 99,003
Fault Messages and Codes
Xerox Internal Use Only - Revised, 3rd Revision
99,001 PEST - Generic Error
An error has occurred. The following troubleshooting procedure applies to this error.
Procedure
Reboot the printer.
99,002, 99,003 PEST - Jetstack Disconnect
A Printhead Left/Right Jetstack error has occurred. The Jetstack is not drawing the expected
power from the Power Supply. The following troubleshooting applies to these errors.
Initial Actions
•
Reboot the printer and verify the error persists.
•
Check the Printhead wiring harness connections.
•
If the problem persists, perform the following procedure.
Troubleshooting Reference
Applicable Parts (Chapter 5 - Parts List)
•
Printhead Assembly,
PL 2.1 Item 3
•
Electronics Module,
PL 5.1 Item 1
•
Power Supply Board,
PL 5.1 Item 6
•
Jetstack Fuse,
PL 5.1 Item 21
Wiring and Plug/Jack References (Chapter 7 - Wiring Data)
•
Figure 2
, Wave Amplifier, Printhead Heaters
•
Figure 4
, Top Side Electronics Module P/J Locations
•
Figure 6
, Printhead P/J Locations
•
Figure 6
, Top Side Wire Routing
Procedure
WARNING
Line Voltage present on the Fuse and Fuse Holder Contacts.
Check the wiring harness connectors
P/JAC2
and
P/J132
to the Jetstack Fuse (
Figure 1
).
Are the connections secure and undamaged?
Y
N
Reseat and/or replace the wiring harness.
NOTE: In very rare cases a Jet Stack Heater may be visibly delaminate.
Measure the Pin 1-4 black-red circuit and the Pin 1-5 black-yellow circuit (
P/JAC2
). Each
should measure ~250 ohms.
NOTE: A Jetstack Heater may delaminate and cause Jetstack Thermal Fault 91,523 or 91,535
(Jetstack Heater is Too Hot) and yet its resistance will measure correctly. In the event of such
an error, replace the Printhead Assembly (
REP 2.3
).
Is a circuit shorted?
Y
N
A circuit is open.
Check the Jetstack Fuses as shown in
Figure 1
(Fuses are connected Pin 1 to 3 and Pin
2 to 4 of
P/J132
. Are the Jetstack Fuses OK?
Table 1 Applicable Fault Code
99,001
PEST - Generic Error
Table 1 Applicable Fault Codes
99,002
PEST - Left Jetstack Disconnect
99,003
PEST - Right Jetstack Disconnect
A
Содержание COLORQUBE 8570
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