December 2002 TOSHIBA TEC
4 - 35
e-STUDIO160/200/250 TROUBLESHOOTING
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)
1. Check if each connector between the PFP tray-up assembly (upper) and the
PFP PWA (CN244) is disconnected.
2. Check if each connector between the PFP PWA (CN241, CN242) and the PFC
PWA (CN206, CN207) is disconnected.
3. Check if each connector between the PFC PWA (CN201, CN202) and the relay
PWA (CN35, 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 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.
Is the PFP pickup sensor working? (using the test mode 04, Sensor Test, DATA No. 17 Bit 0)
1. Check if each connector between the PFP pickup sensor and the PFP PWA
(CN247) 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, CN202) and the relay
PWA (CN35, CN36) is disconnected.
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-
or short-circuited.
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.
1. Check if any conductor pattern on the PFC PWA is open- or short-circuited.
2. Replace the PFC PWA.
NO
YES
NO
YES