Toshiba e-STUDIO165 Service Manual page 228

[E15] PFP upper drawer misfeeding (paper not reaching the PFP upper drawer feed sensor)
Open the PFP side cover. Is there any paper in front of the PFP upper drawer feed sensor?
YES
NO
Is the PFP upper drawer feed sensor working?
(Perform the input check in the test mode: 13-[04. SENSOR TEST])
l NO
l
l
l
l
l
l
l
l
l
l
l
YES
Is the PFP upper drawer feed clutch working?
(Perform the output check in the test mode: 04-226)
l NO
l
l
l
l
l
l
l
l
l
l
l
YES
Check the PFP upper drawer feed roller, separation roller and pickup roller.
Replace them if they are worn out.
e-STUDIO165/167/205/207/237
TROUBLESHOOTING
Remove the paper.
1) Check if the connector of the PFP upper drawer feed sensor is dis-
connected.
2) Check if either of the connectors CN241 or CN243 on the PFP board
is disconnected.
3) Check if the connector CN13 on the MAIN board is disconnected.
4) Check if the connector pins are disconnected and the harnesses are
open circuited.
5) Check if the conductor patterns on the PFP board and MAIN board
are short circuited or open circuited.
6) Replace the PFP upper drawer feed sensor.
7) Replace the PFP board.
8) Replace the MAIN board.
1) Check if the connector of the PFP upper drawer feed clutch is dis-
connected.
2) Check if any of the connectors CN241, CN242 and CN247 on the
PFP board is disconnected.
3) Check if the connector CN13 on the MAIN board is disconnected.
4) Check if the connector pins are disconnected and the harnesses are
open circuited.
5) Check if the conductor patterns on the PFP board and MAIN board
are short circuited or open circuited.
6) Replace the PFP upper drawer feed clutch.
7) Replace the PFP board.
8) Replace the MAIN board.
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