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SERVICE CALL CONDITIONS
10 August, 2001
7-2
7.1.2 SC CODE DESCRIPTIONS
Code No.
Symptom
Possible Cause
Exposure lamp error
101
B
The standard white level was not
detected properly when scanning the
white plate.
•
Exposure lamp defective
•
Lamp stabilizer defective
•
Exposure lamp connector defective
•
Standard white plate dirty
•
Scanner mirror or scanner lens out of
position or dirty
•
SBU defective
Scanner home position error 1
120
D
The scanner home position sensor
does not detect the on condition during
initialization or copying.
•
Scanner drive motor defective
•
Scanner motor defective
•
Harness between SBCU and
scanner drive motor disconnected
•
Harness between SBCU and
scanner drive motor power source
disconnected
•
Scanner HP sensor defective
•
Harness between SBCU and HP
sensor disconnected
•
Scanner wire, timing belt, pulley, or
carriage defective
Scanner home position error 2
121
D
The scanner home position sensor
does not detect the off condition during
initialization.
•
SIB or scanner drive motor defective
•
Scanner motor defective
•
Harness between SBCU and
scanner drive motor disconnected
•
Harness between SBCU and
scanner drive motor power source
disconnected
•
Scanner HP sensor defective
•
Harness between SBCU and HP
sensor disconnected
•
Scanner wire, timing belt, pulley, or
carriage defective
SBU connection error
144
B
The IPU does not detect the SBU
connection signal.
Cable between SBU and IPU board
disconnected.
Automatic SBU adjustment error
192
B
An error is detected during automatic
SBU adjustment (SP4-428)
•
SBU defective
•
SBCU
board defective
•
Exposure lamp stabilizer defective
•
Exposure lamp defective
•
Dirty white plate
Image transfer error
193
B
The IPU board does not finish within 1
minute after the image data has been
transferred to the controller board.
•
IPU board defective
•
Controller board defective
•
Video controller defective
DFGATE assert error
195
B
The DFGATE signal does not assert
within 30 seconds after the original has
been scanned.
•
ADF interface cable defective
•
SBCU board defective
•
Mismatched firmware between the
SBCU board and ADF
DFGATE negate error
196
B
The DFGATE signal does not negate
within 1 minute after the DFGATE has
been asserted.
•
ADF interface cable defective
•
SBCU board defective
•
Mismatched firmware between the
SBCU board and ADF