Panasonic KV-SS080 Service Manual page 39

Error Code
Classification ST1 ST2 ST3 ST4
Code
F51: 0A 00
Carriage home
sensor error
F52: B0 00
Carriage could not
go back to the
default position.
Possible Cause
00 00 1. Carriage Home sensor does
not work correctly.
2. Sensor's interrupter on the
Scanning Unit is broken.
00 00 1. Carriage Home sensor does
not work correctly. (Carriage
Home Sensor: Continuously
OFF)
2. Carriage mechanism (Motor,
Gear, Belt) has some
problems.
3. Scanner is not be put on a
horizontal level area.
Check Point
1. Execute "Carriage Drive" in Sec. 9.3.5
to check whether this phenomenon is
reproduced.
2. Check the soldering condition of the
sensor and its surrounding circuits on
the CCD board of the Scanning Unit.
3. Check the following connection and
soldering condition on each connector:
CN2 (CONTROL Board) to CN1
→
(CCD Board)
4. Check the soldering condition of ASIC
and its surrounding circuits on the
CONTROL Board.
5. Replace faulty parts.
1. Confirm that part of the sensor's
interrupter is not chipped off.
2. Replace the Scanning Unit.
3. Execute "Carriage Drive" in Sec.
9.3.5 to check whether this error
message is cleared and the image
scanning is properly performed.
1. Execute "Carriage Drive" in Sec. 9.3.5
to check whether this phenomenon is
reproduced.
2. Check the soldering condition of the
sensor and its surrounding circuits on
the CCD board of the Scanning Unit.
3. Check the following connection and
soldering condition on each connector:
CN2 (CONTROL Board) to CN1
→
(CCD Board)
4. Check the soldering condition of ASIC
and its surrounding circuits on the
CONTROL Board.
5. Replace faulty parts
1. Execute "Carriage Drive" in Sec. 9.3.5
to check whether this phenomenon is
reproduced.
2. Check the mechanical condition of
the belt and gears on the Motor Assy.
3. Check the belt tension controlled by the
Tension Plate Assy.
4. Check the Shaft for the carriage is
properly assembled.
5. Check the following connection and
soldering condition on each connector:
→ JP3 (CONTROL Board) to Carriage
Motor
6. Replace faulty parts.
Set the scanner on a horizontal level area.
39
Remarks