Xerox 8850 Service Manual

03/2003
1-8
8850/ 510DP
Status Code Entry Chart
Service Call Procedures
J2-02
No RAP
Toner Cartridge Home Sensor
error
Toner cartridge could not find the
home position.
• Toner Cartridge Home
Sensor (Q2)
• Cartridge Drive Motor
(MOT1) / circuitry
• Cartridge Drive Gears
• Home Sensor (Q2) out
of specification (ADJ
9.5)
• Main PWB (A3)
BSD
9.7
PL
9.7PL
9.8
PL 1.1
LL-02 8850 Firmware error
This is a firmware problem. Press
power off (0) then power on (1). If
problem persists, replace the firm-
ware.
PL 1.1
LL-05
No RAP
Fuser Web Oiler error
NVM count of web encoder pulses
indicates the Fuser Web Oiler has
reached end of life.
Web Oiler Drive Motor
(A23MOT1)
BSD
10.2
PL
10.5
LL-06
No RAP
Fuser Web Oiler error
The Web Oiler Drive Motor or wir-
ing harness to the Web Oiler Drive
Motor is shorted.
Web Oiler Drive Motor
(A23MOT1)
BSD
10.2
PL
10.5
LL-11
No RAP
Communications error
Failed communications between
the Main PWB (A3) and the Drum
Drive and Fuser Heat Roll Drive
Motors.
Main PWB (A3)
CAUTION: Fuser must be
at operating temperature
before switching on
motors.
BSD
4.1
BSD
4.3
PL 9.1
PL
10.1
PL 1.1
LL-12
No RAP
Drum Drive Motor stall fault sig-
nal detected.
• Drum Drive Motor
(MOT3)
• Drum Assembly, BTR
Drive Gears
• BTR Assembly.
• Media Transport
• Main PWB (A3)
• Incorrectly installed
Encoder
BSD
4.3,
BSD
9.1,
BSD
9.4
REP
9.23
PL 9.1
PL 8.3
LL-21 Charge Xerographic HVPS error.
Charge Scorotron HVPS fault sig-
nal detected.
• Xerographic HVPS
(A25)
• BTR/ Detack Corotron
• Slip Ring/ Leads/ Con-
nectors
• Main PWB (A3)
BSD
9.8
BSD
9.4
PL 1.3
PL 8.3
Table 1 Status Code Entry Chart
Status
Code
Description Components BSD
Ref
PL
Ref
LL-22 Clean voltage / Detack HVPS
error.BTR/ Detack corotron fault
signal was detected
• Xerographic HVPS
(A25)
• Charge Scorotron Assy
• Contaminated
Scorotron
• Image Module
• Main PWB (A3)
BSD
9.1
PL 1.3
PL 9.9
LL-23
No RP
+ 5 VDC Bulk error signal detected • LVPS (A5), Connec-
tors, wires,
• Main PWB (A3)
BSD
1.2
PL 1.1
LL-24 Developer Bias error.
A short to ground resulted in no
Developer bias voltage on the
magnetic roll.
NOTE: High humidity locations
require installation of Developer
Module Heater. Do not replace any
Printer components (especially
Xerographic HVPS) until this
heater has been installed and test
prints are run again.
• Check for damage on
the Photoreceptor
• Xerographic HVPS
• Magnetic Roll, Module
grounded, Bias Clip/
Leads/ Connectors
• Main PWB (A3)
BSD
9.8
PL 1.3
PL 9.6
PL 1.1
LL-25 Charge voltage, VHigh, exceeded
-580 VDC
• Open in Grid circuit
• Erase Lamp off
• Drum ground open or
contaminated
BSD
9.1
BSD
9.6
LL-30
No RAP
Cutter error
The Cutter did not leave or reach
the Cutter Home Sensor. Turn
power off, then on.
• Cutter Home Sensor
(A8Q1)
• Main PWB (A3)
• Cutter Drive Motor
BSD
7.5
PL 7.8
LL-40
No RAP
Fuser Communications error.
Serial communications between
Printer and Fuser Controller could
not be established or to many
errors (intermittent communica-
tions
• Lose connector or
faulty harness between
A1P 7 and A3P 614.
• AC Module (A1)
• Main PWB (A3)
BSD
10.1
PL 1.1
PL 1.1
Table 1 Status Code Entry Chart
Status
Code
Description Components BSD
Ref
PL
Ref

Xerox 8850 Specifications

General

Brand	Xerox
Model	8850
Category	Printer
Language	English