Panasonic KV-S3065CL SERIES Service Manual page 121

Error Code
Classified Code ST1 ST2
F55 45 00
(Ending (Front)
Sensor
adjustment error)
Possible Cause
ST3 ST4
00 00 1. Paper dust exists on or around
the Ending (Front) Sensor.
2. Ending (Front) Sensor does not
work correctly.
1. Blow off the dirt with the accessory
blower. (See 7.2.)
2. Execute Key / Sensor and Sensor
Sensitive Level tests in Sec.9.3.6 to
check the sensor condition.
1. Execute Key / Sensor and Sensor
Sensitive Level tests in Sec.9.3.6 to
check the sensor condition.
2. Check whether the sensor alignment is
proper (whether the sensor direction faces
to its reflector).
3. Check the following connection and
soldering condition on each connector.
a. CN5024 (ENDING (FRONT) SENSOR
Board) to CN5023 (RELAY (UPPER)
Board)
b. CN5022 (RELAY (UPPER) Board) to
CN1014 (CONTROL Board)
4. Check the following signals.
a. F_ENDING signal (CN5024-3
CN5023-3
CN1014-2
→ 0 V (when none exists on the
Ending (Front) Sensor)
b. Check the reference signals for the
PEXIT signal on the CONTROL
Board.
→ IC1015-6
(After initializing)
→ IC1017-7
c. Check comparator output signal.
→ IC1017-1
(When no paper exists)
5. Replace faulty parts or boards.
121
KV-S3065CLSERIES / KV-S3065CWSERIES
Check Point Remarks
rd
pin,
rd nd
pin, CN5022-2 pin,
nd
pin)
th
pin: 1.5 V or less
th
pin: Approx. 1.5 V
st
pin: 3.3 V