Kyocera AD-63 Service Manual page 183

2FD/2FF/2FG
Problem Causes/check procedures
(27) Defective DP timing
An original jams in switch.
the DP* is indicated
during copying (a
jam in the original
Check if the original feed
feed/conveying
motor malfunctions.
section).
Jam code 71
(28) Defective DP timing
An original jams in switch.
the DP* is indicated
during copying (a
jam in the original
Defective original feed
feed section).
switch.
Jam code 72
Defective original switch-
back switch.
(29) Defective DP timing
An original jams in switch.
the DP* is indicated
during copying (a
jam in the original
conveying section).
Jam code 73
(30) Defective original switch-
An original jams in back switch.
the DP* is indicated
during copying (a
jam in the original
Defective DP timing
switchback section
switch.
1).
Jam code 75
Check if the original con-
veying motor malfunctions.
(31) Defective original switch-
An original jams in back switch.
the DP* is indicated
during copying (a
jam in the original
switchback section
2).
Jam code 76
*Optional.
1-5-18
Corrective measures
Run maintenance item U244 and turn the DP timing switch on
and off manually. Replace the switch if indication of the corre-
sponding switch on the operation panel is not displayed in re-
verse.
Run maintenance item U243 and select the original feed motor
on the operation panel to be turned on and off. Check the status
and remedy if necessary.
Run maintenance item U244 and turn the DP timing switch on
and off manually. Replace the switch if indication of the corre-
sponding switch on the operation panel is not displayed in re-
verse.
Run maintenance item U244 and turn the original feed switch on
and off manually. Replace the switch if indication of the corre-
sponding switch on the operation panel is not displayed in re-
verse.
Run maintenance item U244 and turn the original switchback
switch on and off manually. Replace the switch if indication of
the corresponding switch on the operation panel is not displayed
in reverse.
Run maintenance item U244 and turn the DP timing switch on
and off manually. Replace the switch if indication of the corre-
sponding switch on the operation panel is not displayed in re-
verse.
Run maintenance item U244 and turn the original switchback
switch on and off manually. Replace the switch if indication of
the corresponding switch on the operation panel is not displayed
in reverse.
Run maintenance item U244 and turn the DP timing switch on
and off manually. Replace the switch if indication of the corre-
sponding switch on the operation panel is not displayed in re-
verse.
Run maintenance item U243 and select the original conveying
motor on the operation panel to be turned on and off. Check the
status and remedy if necessary.
Run maintenance item U244 and turn the original switchback
switch on and off manually. Replace the switch if indication of
the corresponding switch on the operation panel is not displayed
in reverse.