Unit installation

AR-C330 SELF DIAG MESSAGE AND TROUBLESHOOTING 10 - 59
U2 11 Case 1 Trouble
position/
cause
EEPROM trouble
Remedy (Check)
(Repair) Replace the
EEPROM. / SIM 16
(After-work)
Case 2 Trouble
position/
cause
PCU MAIN PWB trouble
Remedy (Check)
(Repair) Replace the PCU
MAIN PWB. / SIM 16
(After-work) Re-enter the
set values and the
adjustment values.
Main
code
Sub
code
Title
Setup/adjustment value data
(EEPROM) check sum error (PCU
MAIN PWB)
U2 12 Phenomena Display Lamp
Message
Detail Setup/adjustment data area
check sum error
Section PCU PWB
Operation
mode
All modes
Note
Case 1 Trouble
position/
cause
EEPROM trouble
Remedy (Check)
(Repair) Replace the
EEPROM. / SIM 16
(After-work)
Case 2 Trouble
position/
cause
PCU MAIN PWB trouble
Remedy (Check)
(Repair) Replace the PCU
MAIN PWB. / SIM 16
(After-work) Re-enter the
set values and the
adjustment values.
Main
code
Sub
code
Title
EEPROM read/write error (ICU MAIN
PWB)
U2 20 Phenomena Display Lamp
Message
Detail EEPROM read/write error
Section ICU PWB
Operation
mode
Warm-up
Note
Case 1 Trouble
position/
cause
EEPROM trouble
Remedy (Check)
(Repair) Replace the
EEPROM. / SIM 16
(After-work)
Main
code
Sub
code
Title
Counter data (EEPROM) check sum
error (PCU MAIN PWB)
U2 20 Case 2 Trouble
position/
cause
ICU MAIN PWB trouble
Remedy (Check)
(Repair) ICU MAIN PWB
replacement / SIM 16
(After-work) Adjust ADJM9/
M10/M12/M13/M14/M15/
M17. / Re-enter setup
values and adjustment
values. (Install the
EEPROM of the defective
ICU MAIN PWB to a new
ICU MAIN PWB.)
Main
code
Sub
code
Title
Counter (EEPROM) check sum error
(ICU MAIN PWB)
U2 21 Phenomena Display Lamp
U2 21
Message
Detail Counter data area check
sum error
Section ICU PWB
Operation
mode
All modes
Note
Case 1 Trouble
position/
cause
EEPROM trouble
Remedy (Check)
(Repair) Replace the
EEPROM. / SIM 16
(After-work)
Case 2 Trouble
position/
cause
ICU MAIN PWB trouble
Remedy (Check)
(Repair) ICU MAIN PWB
replacement / SIM 16
(After-work) Adjust ADJM9/
M10/M12/M13/M14/M15/
M17. / Re-enter setup
values and adjustment
values. (Install the
EEPROM of the defective
ICU MAIN PWB to a new
ICU MAIN PWB.)
Main
code
Sub
code
Title
Setup, adjustment value (EEPROM)
check sum error (ICU MAIN PWB)
U2 22 Phenomena Display Lamp
Message
Detail Setup/adjustment data area
check sum error
Section ICU PWB
Operation
mode
All modes
Note
Case 1 Trouble
position/
cause
EEPROM trouble
Remedy (Check)
(Repair) Replace the
EEPROM. / SIM 16
(After-work)
Main
code
Sub
code
Title
EEPROM read/write error (ICU MAIN
PWB)