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41388601TH Rev.2 102 /
Service Call
040: Error
CU EEPROM Error
Can the printer recover from the error by
replacing the EEPROM on the CU board?
Yes
No
Replace the EEPROM. (Settings of the
user must be restored on the new.)
Replace the CRM board.
(The EEPROM needs replacement.)
Service Call
041: Error
U Flash Error.
On-CU-board Flash
ROM Error
Does the error message appear again? Yes Replace the CRM board.
(The EEPROM needs replacement.)
Service Call
050: Error
Operator Panel Error
Does the error message appear again? Yes See the flowchart for the problems with
no LCD message displayed.
Service Call
051: Error
CU Fan Error.
On-CU-board CPU
Cooling Fan
Problem
Is the on-CU-board connector connected
properly?
Can the printer recover from the error by
replacing the fan?
No
Yes
No
Connect the connector properly.
Replace the fan.
Replace the CRM board.
(The EEPROM needs replacement.)
Service Call
063: Error
Network Comm.Error.
CU ~ NIC H/W I/F
Problem
Is the network board installed properly?
Can the printer recover from the error by
replacing the network board?
No
Yes
No
Install the network board properly.
Replace the network board.
Replace the CRM board.
(The EEPROM needs replacement.)
Service Call
070: Error
CANT_HAPPEN.
PS F/W Problem
Detection
Is it recovered by turning the printer off/on. No Replace the CRM board.
(The EEPROM needs replacement.)
Service Call
072: Error
Engine Communication
Error
PU ~ CU I/F Error
Is the CU Assy installed properly?
Can the printer recover from the error by
replacing the CRM board?
No
Yes
No
Install the CU Assy properly.
Replace the CRM board.
(The EEPROM needs replacement.)
Replace the PU board.
Service Call
073: Error
~
075: Error
Service Call
120: Error
~
122: Error
Video Overrun
Detect
Is the CU Assy installed properly?
Can the printer recover from the error by
replacing the CRM board?
No
Yes
Install the CU Assy properly.
Replace the CRM board.
(The EEPROM needs replacement.)
Service Call
100/100:Error
Error detected at Engine
ROM Checksum when
turned on.
Does the error repeat? No
Yes
Replace the PU board.
Replace the engine control board (K73).
Service Call
102: Error
Error detected at Engine
RAM Read/Write when
turned on.
Does the error repeat? Yes Replace the engine control board (K73).
Service Call
103: Error
Error detected at Engine
SRAM Read/Write when
turned on.
Does the error repeat? Yes Replace the engine control board (K73).
Service Call
104: Error
Error detected at Engine
EEPROM Checksum
when turned on.
Does the error repeat? Yes Replace the engine control board (K73).
Service Call
105: Error
EEPROM not detected
when turned on.
No EEPROM?
Does the error repeat?
Yes
Yes
Confirm the existence of EEPROM.
Without it, mount an EEPROM.
Replace the engine control board (K73).
Service Call
106: Error
Error detected at Engine
Control Logic.
Does the error repeat? Yes
Yes
Yes
Yes
Yes
Yes
Yes
Replace the engine control board (K73).
Error detected at the
Power unit cooling fan in
the Controller cavity.
1) Is the error message displayed?
2) Does the error repeat?
Turn off/on the printer.
Replace the Fan motor.
Service Call
123: Error
Inappropriate ambient
RH detected by a
sensor.
1) Is the error message displayed?
2) Does the error repeat?
Turn off/on the printer.
Replace the RH sensor.
Service Call
124: Error
Inappropriate ambient
temp. detected by a
sensor.
1) Is the error message displayed?
2) Does the error repeat?
Turn off/on the printer.
Replace the temperature sensor.
Message Cause Error Description Solutions
Table 6-1-1 Operator Alarms (2/5)