Olivetti d-Copia 6500MF Plus Service Manual page 379

Checking
procedure at the
Corrective action at the occurrence of
occurrence of
J44XX
J44XX
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)
4
Check how the conveying unit and the
main unit drawer are connected and, if
they are normal, replace the feed circuit
PWB1.
5
Feed PWB 1(FPWB1): replace
6
Engine PWB: Replace
7
Relay PWB (RYPWB): Replace
Y116520-3
On/Off control signal output connector
(terminal), point of checking connection
see page 1-4-26
Feed PWB 1 YC14-5
Feed PWB 1 YC14-14 to 17
1-4-51
2N8/2N7
Service Manual