Unit installation

AR-C330 SELF DIAG MESSAGE AND TROUBLESHOOTING 10 - 65
Main
code
Sub
code
Title
RIC communication trouble
U7 0 Phenomena Display Lamp
Message
Detail Communication test error in
warm-up
Section PCU PWB
Operation
mode
RIC communication
Note
Case 1 Trouble
position/
cause
Bad connection of the
signal line between the
PCU MAIN PWB and the
RIC I/F.
Remedy (Check) Check connection
of the signal line between
the PCU MAIN PWB and
the RIC I/F.
(Repair) Repair or replace
the cable and the connector
between the PCU MAIN
PWB and the RIC I/F /
Power Source-ON
(After-work)
Case 2 Trouble
position/
cause
PCU MAIN PWB trouble
Remedy (Check)
(Repair) Replace the PCU
MAIN PWB. / Power
Source-ON
(After-work) Re-enter setup
values and adjustment
values. (Install the
EEPROM of the defective
PCU MAIN PWB to a new
PCU MAIN PWB.)
Main
code
Sub
code
Title
ICU SCAN PWB - CPT PWB
communication trouble
UC 0 Phenomena Display Lamp
Message
Detail
Section ICU SCAN PWB / CPT
PWB
Operation
mode
Copy
Note
Case 1 Trouble
position/
cause
CPT PWB trouble
Remedy (Check) CPT PWB
connector check
(Repair) CPT PWB
replacement / Power
Source-ON
(After-work)
Case 2 Trouble
position/
cause
ICU SCAN PWB trouble
Remedy (Check) ICU SCAN PWB
connector check
(Repair) ICU SCAN PWB
replacement / Power
Source-ON
(After-work)
Main
code
Sub
code
Title
CPT board program trouble
UC 1 Phenomena Display Lamp
Message
Detail CPT PWB program hung up
Section CPT PWB
Operation
mode
Warm-up / Initialize
Note
Case 1 Trouble
position/
cause
CPT PWB trouble
Remedy (Check) If the trouble
cannot be canceled by
turning ON/OFF the power
repeatedly, replace the CPT
PWB.
(Repair) CPT PWB
replacement / Power
Source-ON
(After-work)
Main
code
Sub
code
Title
CPT board ASIC trouble
UC 2 Phenomena Display Lamp
Message
Detail Gate array abnormality on
the CPT PWB
Section CPT PWB
Operation
mode
Warm-up / Initialize
Note
Case 1 Trouble
position/
cause
CPT PWB trouble
Remedy (Check) If the trouble
cannot be canceled by
turning ON/OFF the power
repeatedly, replace the CPT
PWB.
(Repair) CPT PWB
replacement / Power
Source-ON
(After-work)
Main
code
Sub
code
Title
CPT board ROM trouble
UC 3 Phenomena Display Lamp
Message
Detail CPT PWB ROM
abnormality
Section CPT PWB
Operation
mode
Warm-up / Initialize
Note
Case 1 Trouble
position/
cause
CPT PWB trouble
Remedy (Check)
(Repair) CPT PWB
replacement / Power
Source-ON
(After-work)