Kyocera TASKALFA 300I, Service Manual

Page: 158 / 408

2K5-1
1-4-14
(19)
An original jams in
optional DP is indi-
cated during copying
(no original feed).
Jam code 70 Defective DP timing switch. Run maintenance item U244 and turn the DP timing switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Check if the original feed
motor malfunctions. Run maintenance item U243 and select the original feed motor on
the touch panel to be turned on and off. Check the status and rem-
edy if necessary.
(20)
An original jams in
optional DP is indi-
cated during copying
(a jam in the original
conveying section 1).
Jam code 71 Defective DP timing switch. Run maintenance item U244 and turn the DP timing switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
(21)
An original jams in
optional DP is indi-
cated during copying
(a jam in the original
conveying section 2).
Jam code 72 Defective DP timing switch. Run maintenance item U244 and turn the DP timing switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Check if the original con-
veying motor malfunctions. Run maintenance item U243 and select the original conveying
motor on the touch panel to be turned on and off. Check the status
and remedy if necessary.
(22)
An original jams in
optional DP is indi-
cated during copying
(a jam in the original
switchback section).
Jam code 73 Defective DP timing switch. Run maintenance item U244 and turn the DP timing switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Check if the original switch-
back motor malfunctions. Run maintenance item U243 and select the original switchback
motor on the touch panel to be turned on and off. Check the status
and remedy if necessary.
(23)
An original jams in
optional DP is indi-
cated during copying
(a jam in the original
switchback/feed sec-
tion).
Jam code 74 Defective DP timing switch. Run maintenance item U244 and turn the DP timing switch on and
off manually. Replace the switch if indication of the corresponding
switch on the touch panel is not displayed in reverse.
Check if the original switch-
back motor malfunctions. Run maintenance item U243 and select the original switchback
motor on the touch panel to be turned on and off. Check the status
and remedy if necessary.
(24)
An original jams in
optional DP is indi-
cated during copying
(a jam in the original
switchback/convey-
ing section).
Jam code 75 Defective switch. Run maintenance item U244 and turn switch on and off manually.
Replace the switch if indication of the corresponding switch on the
touch panel is not displayed in reverse.
DP timing switch, original switchback switch
(25)
A paper jam in
optional document
finisher is indicated
during copying (jam
between finisher and
machine).
Jam code 80 Defective paper entry sen-
sor. With 5 V DC present at CN14-1 and CN14-3 on the finisher main
PWB, check if CN14-2 and CN14-4 on the finisher main PWB
remains low or high when the paper entry sensor is turned on and
off. If it does, replace the paper entry sensor.
Problem Causes/check procedures Corrective measures