Ricoh G157 Service Manual page 99

A5/A6 Fax scanning failure
A5: (1st time)
A6: (retry)
A7~AA Not used
AB CIS resolution failure
AC Not used
AD~AE Not used
AF CIS positioning error
B0 Not used
B1~B6 Not used
B7 A/D converter
reference voltage
error (at High level)
B8 Not used
B9 Light emission
intensity error of the
LED array (exceeding
the upper limit)
BA Not used
BB White level data error
BC Not used
BD Black level data error
BE Not used
BF~CF Not used
D0~DF Mode error
E0~E3 Not used
E4 Not used
E5 Not used
E6 Write error in
EEPROM
E7 Not used
SM
CIS defective
The white-level reference film
in the scanner cover is dirty
BCU or controller defective
CIS defective
–––
CIS flat cable broken or not
connected
CIS motor harness not
connected properly
CIS defective
BCU or controller defective
–––
BCU or controller defective
–––
CIS defective
BCU or controller defective
CIS defective
BCU or controller defective
CIS defective
BCU or controller defective
–––
BCU or controller defective
–––
BCU defective
4-9
ERROR INDICATION
Replace the scanner
cover (scanner unit).
Replace the BCU and/or
controller.
Replace the scanner
cover (scanner unit).
–––
Correct the cable
connection.
Replace the scanner
cover (scanner unit).
Correct the harness
connection.
Replace the scanner
cover (scanner unit).
Replace the BCU and/or
controller.
–––
Replace the BCU and/or
controller.
–––
Replace the scanner
cover (scanner unit).
Replace the BCU and/or
controller.
Replace the scanner
cover (scanner unit).
Replace the BCU and/or
controller.
Replace the scanner
cover (scanner unit).
Replace the BCU and/or
controller.
–––
Replace the BCU and/or
controller.
–––
Replace the BCU.
G157