14) Fuse Cut Error (Service Call 150-155); 15) Dew Condensation Errors (Service Call 123) - Olivetti d-color MF1600 Service Manual

6.5.2.(14) Fuse Cut Error (Service call 150-155)

(14-1) Fuse cut errors
Confirmation Items
(14-1-1) Check the connection
FFC connected with main
board (M32 PCB) and toner
sensor board (PRE PCB)
(14-1-2) Fuse cut circle
Main board (M32 PCB)

6.5.2.(15) Dew Condensation Errors (Service call 123)

(15-1) Dew Condensation
Confirmation Items
(15-1-1) Check of the connection
Connection of main board
(BLA PCB) and high-
voltage board
Connection of main board
(BLA PCB) and high-
voltage board
(15-1-2) Environment condition
Extreme change of
environment condition
192
Confirmation Tasks
Check whether incompletely connection and oblique
insertion of SSNS connector of main board (M32 PCB)
and SSNS connector of toner sensor board (PRE PCB)
exists.Check whether the wire-break and peeling off of
coating for FFC occurs.
After checking the connection, turn on the printer again,
and then check whether error occurs.
Confirmation Tasks
Check whether 12-pole FFC is normally connected with
the HVOLT connector of main board (M32 PCB).Check
whether 12-pole FFC is normally connected with the
CN1 connector of high-voltage board.Check whether
incompletely connection and oblique insertion occurs.
Check the wire-break by tester. By visual inspection,
check whether peeling off of coating occurs.
Is environment temperature changed from low to high in
a short time?(For example, move from cold storage area
to office environment.)
Service Manual
Action at NG
Connect FFC
correctly. Or replace
FFC with a new one.
Replace the main
board (M32 PCB)
with a new one.
Action at NG
Reinsert the cable
normally.
Replace FFC with a
new one.
After moving the
printer to the new
environment for
about one hour till
it adapts to new
environment, turn
on the printer again.
Before turning
on the printer,
please check the
temperature of sheet
metal of rear control
panel and inner
sheet metal by hand
and check that the
difference between
the above and room
temperature doesn'
t exist, then turn on
again.
Y108500-4