Unit installation

AR-C330 SELF DIAG MESSAGE AND TROUBLESHOOTING 10 - 52
H7 0 Case 2 Trouble
position/
cause
PCU SUB PWB trouble
Remedy (Check) Check the PCU
SUB PWB HLV signal
circuit.
(Repair) PCU SUB PWB
replacement / Power
Source-ON
(After-work)
Main
code
Sub
code
Title Scanner feed trouble
L1 0 Phenomena Display Lamp
Message
Detail Scanner feed is not
completed within the
specified time. (The
scanner home position
sensor (MHPS) does not
turn OFF within the
specified time after
outputting the scanner
motor ON (feeding start)
signal.)
Section Scanner (reading)
Operation
mode
Initialize / Copy
Note
Case 1 Trouble
position/
cause
Scanner home position
sensor (MHPS) trouble
Remedy (Check) Check the scanner
home position sensor
(MHPS) operation. (SIM 1-
1/1-2)
(Repair) Replace the
scanner home position
sensor (MHPS). / Power
Source-ON
(After-work)
Case 2 Trouble
position/
cause
Scanner motor trouble /
Scanner motor control PWB
trouble
Remedy (Check) Check the scanner
motor. / Check the scanner
motor control PWB. (SIM 1-
1)
(Repair) Replace the
scanner motor. / Replace
the scanner motor control
PWB. / Power Source-ON
(After-work)
Case 3 Trouble
position/
cause
Scanner mechanism
section trouble
Remedy (Check) Check the scanner
mechanism section.
(Repair) "Repair the
scanner mechanism section
(scanner driver wire, drive
pulley, etc.)." / Power
Source-ON
(After-work)
Main
code
Sub
code
Title
AC input voltage (HLV) trouble
L1 0 Case 4 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
Scanner return trouble
L3 0 Phenomena Display Lamp
Message
Detail Scanner feed is not
completed within the
specified time. (The
scanner home position
sensor (MHPS) does not
turn OFF within the
specified time after
outputting the scanner
motor ON (feeding start)
signal.)
Section Scanner (reading)
Operation
mode
Initialize / Copy
Note
Case 1 Trouble
position/
cause
Scanner home position
sensor (MHPS) trouble
Remedy (Check) Check the scanner
home position sensor
(MHPS) operation. (SIM 1-
1/1-2)
(Repair) Replace the
scanner home position
sensor (MHPS). / Power
Source-ON
(After-work)
Case 2 Trouble
position/
cause
Scanner motor trouble /
Scanner motor control PWB
trouble
Remedy (Check) Check the scanner
motor. / Check the scanner
motor control PWB. (SIM 1-
1)
(Repair) Replace the
scanner motor. / Replace
the scanner motor control
PWB. / Power Source-ON
(After-work)
Main
code
Sub
code
Title
Scanner feed trouble