Read Panasonic KV-SS081 Service Manual online
34
10.2. Troubleshooting-2 (when an error message is displayed on PC)
Error Code
Possible Cause
Check Point
Remarks
Classification
Code
ST1 ST2 ST3 ST4
F11:
Sent data time-out
error
Sent data time-out
error
AC
00
00
00 1. Scanning unit-feed
mechanism has some
problems.
problems.
1. Restart the scanner, and then execute
"Carriage Test" in Sec. 9.3.5 to
check whether this phenomenon is
reproduced.
2. Check the mechanical condition of
the belt and gears driven by the
Carriage Motor.
3. Check the belt tension controlled by the
Idle Pulley Assy.
4. Check the Shaft for the Scanning Unit
is properly assembled.
5. Replace faulty parts.
"Carriage Test" in Sec. 9.3.5 to
check whether this phenomenon is
reproduced.
2. Check the mechanical condition of
the belt and gears driven by the
Carriage Motor.
3. Check the belt tension controlled by the
Idle Pulley Assy.
4. Check the Shaft for the Scanning Unit
is properly assembled.
5. Replace faulty parts.
2. Motor drive signals from the
CONTROL Board are not
transmitted to the Carriage
Motor.
CONTROL Board are not
transmitted to the Carriage
Motor.
1. Check the following connection and
soldering condition on each connector:
(1) J5 (CONTROL Board) to Carriage
Motor
(2) J2 (CONTROL Board) to AC
Adaptor
2. Replace faulty parts.
soldering condition on each connector:
(1) J5 (CONTROL Board) to Carriage
Motor
(2) J2 (CONTROL Board) to AC
Adaptor
2. Replace faulty parts.
3. Scanner is not put on a
horizontal level area.
horizontal level area.
Set the scanner on a horizontal level area.
F12:
Read data time-out
error
Read data time-out
error
AD 00 00 00 1. Scanning unit-feed
mechanism has some
problems.
problems.
1. Restart the scanner, and then execute
"Carriage Test" in Sec. 9.3.5 to
check whether this phenomenon is
reproduced.
2. Check the mechanical condition of
the belt and gears driven by the
Carriage Motor.
3. Check the belt tension controlled by the
Idle Pulley Assy.
4. Check the Shaft for the Scanning Unit
is properly assembled.
5. Replace faulty parts.
"Carriage Test" in Sec. 9.3.5 to
check whether this phenomenon is
reproduced.
2. Check the mechanical condition of
the belt and gears driven by the
Carriage Motor.
3. Check the belt tension controlled by the
Idle Pulley Assy.
4. Check the Shaft for the Scanning Unit
is properly assembled.
5. Replace faulty parts.
2. Motor drive signals from the
CONTROL Board are not
transmitted to the Carriage
Motor.
CONTROL Board are not
transmitted to the Carriage
Motor.
1. Check the following connection and
soldering condition on each connector:
(1) J5 (CONTROL Board) to Carriage
Motor
(2) J2 (CONTROL Board) to AC
Adaptor
2. Replace faulty parts.
soldering condition on each connector:
(1) J5 (CONTROL Board) to Carriage
Motor
(2) J2 (CONTROL Board) to AC
Adaptor
2. Replace faulty parts.
3. Scanner is not put on a
horizontal level area.
horizontal level area.
Set the scanner on a horizontal level area.
F21:
RAM Read / Write
error
RAM Read / Write
error
04 00 00 00 1. SDRAM Read / Write error
occurs.
1. Check the soldering condition of
SDRAM, ASIC, and their surrounding
circuits on the CONTROL Board.
2. Replace the CONTROL Board.
SDRAM, ASIC, and their surrounding
circuits on the CONTROL Board.
2. Replace the CONTROL Board.
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