1600/2000/2500 TROUBLESHOOTING
4 - 16
December 2000 © TOSHIBA TEC
E35
Paper not reach to PFP paper feed sensor (upper) from tray 4
Is the PFP paper feed sensor (upper) working? (using the test mode 04, Sensor Test, DATA
No.17 Bit 4)
1. Check if each connector between the PFP paper feed sensor (upper) and the
PFP PWA (CN243) is disconnected.
2. Check if each connector between the PFP PWA (CN241) and the PFC PWA
(CN206) is disconnected.
3. Check if each connector between the PFC PWA (CN201) and the relay PWA
(CN36) is disconnected.
4. Check if each connector pin is removed or the harness is broken.
5. Check if any conductor pattern on the PFP, PFC, relay and main PWA is open-
or short-circuited.
6. Replace the PFP paper feed sensor (upper).
7. Replace the PFP PWA.
8. Replace the PFC PWA.
9. Replace the relay PWA.
10.Replace the main PWA.
Is the PFP clutch working? (using the test mode 10, Output Test, CODE 225)
1. Check if each connector between the PFP clutch and the PFP PWA (CN244) is
disconnected.
2. Check if each connector between the PFP PWA (CN241) and the PFC PWA
(CN206) is disconnected.
3. Check if each connector between the PFC PWA (CN201) and the relay PWA
(CN36) is disconnected.
4. Check if each connector pin is removed or the harness is broken.
5. Check if any conductor pattern on the PFP, PFC, relay and main PWA is open-
or short-circuited.
6. Replace the PFP clutch.
7. Replace the PFP PWA.
8. Replace the PFC PWA.
9. Replace the relay PWA.
10.Replace the main PWA.
YES
NO
NO