Olivetti d-Copia 6500MF Plus Service Manual page 375

(7) Electrical parts that could cause paper jam at the transfer part
Timing of detection
Corrective Action
Transfer belt drive
Registration motor (RM)
Loop sensor (LPS)
Checking
procedure at the
Corrective action at the occurrence of
occurrence of
J41XX
J41XX
1 Items for Initial Checks
2
Loop sensor (LPS): Conduct connectivity
check, mounting location check,
operation check (U031)
3
Registration motor (RM): Operation
check (U030)
4
Check that the drive from the transfer
belt unit.
5
Check how the conveying unit and the
main unit drawer are connected (such as
a fallen pin) and, if they are normal,
replace the relay PWB.
6
Feed PWB 1: Replace
7
Engine PWB: Replace
Y116520-3
Jam code
J410x,J411x
Related parts
Engine PWB (EPWB)
Feed PWB 1 (FPWB1)
Relay PWB (RYPWB)
1-4-47
On/Off control signal output connector
(terminal), point of checking connection
see page 1-4-26
Feed PWB 1 YC23-11
Feed PWB 1 YC25-1 to 4
2N8/2N7
Service Manual