Toshiba DP1600 Service Handbook page 159

C15 Abnormal operation of the 3rd tray in the PFP
Does the PFP tray (upper) move up? (using the test mode 10, Output Test, CODE 275)
NO
1. Check if each connector between the PFP tray-up assembly (upper) and the
2. Check if each connector between the PFP PWA (CN241, CN242) and the PFC
3. Check if each connector between the PFC PWA (CN201, CN202) and the relay
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-
6. Replace the PFP tray-up motor of the PFP tray-up assembly (upper).
7. Replace the PFP PWA.
8. Replace the PFC PWA.
9. Replace the relay PWA.
10.Replace the main PWA.
YES
Is the PFP pickup sensor working? (using the test mode 04, Sensor Test, DATA No. 17 Bit 0)
NO
1. Check if each connector between the PFP pickup sensor and the PFP PWA
2. Check if each connector between the PFP PWA (CN241) and the PFC PWA
3. Check if each connector between the PFC PWA (CN201, CN202) and the relay
4. Check if the slit reaches the PFP pickup sensor.
5. Check if each connector pin is removed or the harness is broken.
6. Check if any conductor pattern on the PFP, PFC, relay and main PWA is open-
7. Replace the PFP pickup sensor.
8. Replace the PFP PWA.
9. Replace the PFC PWA.
10.Replace the relay PWA.
11.Replace the main PWA.
YES
1. Check if any conductor pattern on the PFC PWA is open- or short-circuited.
2. Replace the PFC PWA.
December 2000 © TOSHIBA TEC
PFP PWA (CN244) is disconnected.
PWA (CN206, CN207) is disconnected.
PWA (CN35, CN36) is disconnected.
or short-circuited.
(CN247) is disconnected.
(CN206) is disconnected.
PWA (CN35, CN36) is disconnected.
or short-circuited.
4 - 35 1600/2000/2500 TROUBLESHOOTING