Panasonic KV-S2065L Service Manual page 75

Error Code
F55 Ending ( Front ) Position Sensor Error
Possible Cause
75
Check Point
Remove any dust on the LED on the
ENDING (FRONT) LED Board, or on the
receptor on the ENDING (FRONT) SENSOR
Board
Check that the LED on the ENDING
(FRONT) LED Board, the light receptor
ENDING (FRONT) SENSOR Board and
location on the carrier board are properly
aligned
Check the ENDING (FRONT) LED Board
Cable
Check the Paper Jam Sensor Cable
Check the Ending (Front) Sensor Cable
Replace the RELAY ( UPPER ) Board
Replace the ENDING (FRONT) LED
Replace the PAPER JAM SENSOR
Replace the ENDING (FRONT) SENSOR
Board
Replace the RELAY ( UPPER ) Board
Replace the MOTHER Board
Replace the MAIN CONTROL Board