Olivetti d-Copia 6500MF Plus Service Manual page 386

(14) Electrical parts that could cause paper jam at the CF conveying part
Timing of detection
Corrective Action
DF drum motor (DFDRM)
CF paper entry motor (CFPEM)
DF drum sensor (DFDRS)
CF conveying sensor (CFPCS)
Checking
procedure at the
Corrective action at the occurrence of
occurrence of
J671X
J671X
1 Items for Initial Checks
2
DF drum sensor (DFDRS): Conduct
connectivity check, mounting location
check, operation check (U241)
3
DF drum motor (DFDRM): Operation
check (U240)
4
CF paper entry motor (CFPEM): Check if
the gears can chain the drive.
5
DF main PWB(DFMPWB): Replace
6
CF PWB (CFPWB): Replace
Checking
procedure at the
Corrective action at the occurrence of
occurrence of
J77X0
J77X0
1 Items for Initial Checks
2
CF conveying sensor (CFPCS): Conduct
connectivity check, mounting location
check, operation check (U241)
3
CF paper entry motor (CFPEM): Check if
the gears can chain the drive.
4
DF main PWB(DFMPWB): Replace
5
CF PWB (CFPWB): Replace
Service Manual
Jam code
J6710,J7700,J7710
Related parts
DF main PWB(DFMPWB)
CF PWB (CFPWB)
1-4-58
On/Off control signal output connector
(terminal), point of checking connection
see page 1-4-26
DF main PWB YC20-3
DF main PWB YC18-1 to 4
CF PWB YC18-1 to 4
On/Off control signal output connector
(terminal), point of checking connection
see page 1-4-26
CF PWB YC20-15
CF PWB YC18-1 to 4
2N8/2N7
Y116520-