Olivetti d-Copia 5200MF, Service Manual

Page: 195 / 502

2KR/2KS
1-4-38
C8140 Main tray problem (optional 3000-
sheet document finisher)
The main tray is not detected by the
main tray upper limit detection sensor or
the main tray paper upper surface detec-
tion sensor within 20 s since the tray has
started ascending.
The main tray upper limit detection sen-
sor or the main tray paper upper surface
detection sensor is not detected to be
turned off in 20 s after the main tray has
descended.
The main tray low limit detection sensor
is not detected to be turned on in 20 s
after the main tray has descended.
During main tray ascent, the main tray
upper limit detection sensor or the main
tray paper upper surface detection sen-
sor stays on for more than 2 s.
Poor contact in the
connector termi-
nals. Check the connection of connector YC11 on
the finisher main PWB and the connector on
the main tray motor, and the continuity
across the connector terminals. Repair or
replace if necessary.
Defective main tray
motor. Replace the main tray motor.
Defective main tray
upper limit detec-
tion sensor/main
tray paper upper
surface detection
sensor/main tray
lower limit detec-
tion sensor. Replace the sensor.
Defective finisher
main PWB. Replace the finisher main PWB and check
for correct operation.
Tray elevation motor problem
(optional document finisher)
The tray low limit sensor or paper sur-
face sensor 1/2 cannot be detected to be
on within 10 s since the tray elevation
motor is activated.
The tray elevation
motor connector
makes poor con-
tact. Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
The tray elevation
motor malfunc-
tions. Replace the tray elevation motor.
The tray lower limit
sensor, paper sur-
face sensor 1/2
connector makes
poor contact. Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
remedy or replace the cable.
Defective tray
lower limit sensor,
paper surface sen-
sor 1/2. Replace the sensor.
Defective finisher
main PWB. Replace the finisher main PWB and check
for correct operation.
Code Contents
Remarks
Causes Check procedures/corrective measures
Service Manual Y111 960 - 2