Olivetti d-Copia 6500MF Plus Service Manual page 374

(6) Paper jam at the duplex re-feeding part
Electrical parts that could cause paper jam during paper travelling at the primary
feeding (to regist roller)
Timing of detection
Corrective Action
Duplex motor 2 (DUM2)
Duplex sensor 2 (DUS2)
Checking
procedure at the
Corrective action at the occurrence of
occurrence of
J05X8
J05X8
1 Items for Initial Checks
2
Duplex sensor 2 (DUS2): Conduct
connectivity check, mounting location
check, operation check (U031)
3
Duplex motor 2 (DUM2): Operation
check (U030)
5
Feed PWB 1: Replace
6
Engine PWB: Replace
Service Manual
Jam code
J0508,J0518
Related parts
Engine PWB (EPWB)
Feed PWB 1 (FPWB1)
1-4-46
On/Off control signal output connector
(terminal), point of checking connection
see page 1-4-26
Feed PWB 1 YC 14-5
Feed PWB 1 YC14-14 to 17
2N8/2N7
Y116520-