Read Panasonic KV-S7065C (serv.man4) Service Manual online
Error Code
Possible Cause
Check Point
Remarks
Classified Code
ST1
ST2
ST3
ST4
F41
(Carriage Error)
(Carriage Error)
31
00
00
00
3. Carriage Motor control circuit does
not work properly.
not work properly.
1.
Check the following connection and
soldering condition on each connector.
soldering condition on each connector.
a.
CN4001 (DRIVE Board) to CN1007
(CONTROL Board)
(CONTROL Board)
b.
CN1000 (CONTROL Board) to
CN2000 (INTERFACE Board)
CN2000 (INTERFACE Board)
2.
Check the soldering condition of the
IC4003 and its surrounding circuit on the
DRIVE Board.
IC4003 and its surrounding circuit on the
DRIVE Board.
3.
Check the following signals on the DRIVE
Board.
Board.
a.
IC4003-11
th
pin (CLK): See Fig.10.2.7.
(when executing “Feed” test (Flatbed
mode))
mode))
b.
IC4003-7
th
pin (VREF): 2.3 V or less
c.
IC4003-15
th
pin (ENABLE): 5 V (when
executing “Feed” test (Flatbed
mode))
mode))
4.
Check the soldering condition of IC1040
and its surrounding circuit on the
CONTROL Board to repair it.
and its surrounding circuit on the
CONTROL Board to repair it.
5.
Check the soldering condition of the
following signals on the CONTROL Board
following signals on the CONTROL Board
a.
IC1040-11
th
pin (CLK)
b.
IC1040-2, 5, 6, 9, and 12
th
pins
6.
Check the soldering condition of IC2045-
225
225
th
pin on the INTERFACE Board.
7.
Replace faulty parts or boards.
4. Carriage Home Detector does not
work correctly.
work correctly.
1.
Check the alignment of the Carriage
Home Detector and its actuator is proper.
Home Detector and its actuator is proper.
2.
Execute Key / Sensor test in Sec.9.3.6 to
check the sensor condition.
check the sensor condition.
3.
Check the following connection and
soldering condition of each connector.
soldering condition of each connector.
a.
CN5035 (CARRIAGE HOME
DETECTOR Board) to CN1010
(CONTROL Board)
DETECTOR Board) to CN1010
(CONTROL Board)
4.
Check the soldering condition of IC5019
and its surrounding circuit on the
CARRIAGE HOME DETECTOR Board to
repair it.
and its surrounding circuit on the
CARRIAGE HOME DETECTOR Board to
repair it.
5.
Check the following signals.
→ CAHOME signal (CN5035-2
nd
pin on
the CARRIAGE HOME DETECTOR
Board, IC1035-7
Board, IC1035-7
th
pin on the CONTROL
Board)
→ Approx. 3 V (when the actuator
interrupts the detector)
interrupts the detector)
6.
Replace faulty parts or boards.
125
KV-S7065CSERIES
Click on the first or last page to see other KV-S7065C (serv.man4) service manuals if exist.