Utax AK 740, Service Manual

Page: 64 / 207

3N0/3NK/3PD/3PG
1-4-19
(5) Electrical parts that could cause paper jam at the DF process part
Timing of detection
Corrective Action
Jam code
J6500,J651x,J6600,J6610
Related parts
DF middle motor (DFMM) DF main PWB(DFMPWB)
DF drum motor (DFDRM)
DF bundle eject sensor (DFBDS)
DF drum sensor (DFDRS)
DF feedshift solenoid 1 (DFDRSOL)
Checking
procedure at the
occurrence of
J65XX
Corrective action at the occurrence of
J65XX On/Off control signal output connector
(terminal), point of checking connection
1 Items for Initial Checks see page 1-4-7
2
DF middle sensor (DFMES):Conduct
connectivity check, mounting location
check, operation check (U241)
DF main PWB YC20-6
3
DF bundle eject sensor (DFBDS) :
Conduct connectivity check, mounting
location check, operation check (U241)
DF main PWB YC22-27
4
DF middle motor (DFMM) : Operation
check (U240)
DF main PWB YC12-9 to 12
5
DF main PWB(DFMPWB) : Replace
Checking
procedure at the
occurrence of
J66XX
Corrective action at the occurrence of
J66XX On/Off control signal output connector
(terminal), point of checking connection
1 Items for Initial Checks see page 1-4-7
2
DF drum sensor (DFDRS) : Conduct
connectivity check, mounting location
check, operation check (U241)
DF main PWB YC20-3
3
DF feedshift solenoid 1 (DFDRSOL):
Check to see the feedshift guide 1 is
switchable (U240)
DF main PWB YC18-12,13