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e-STUDIO160/200/250 TROUBLESHOOTING 4 - 36 December 2002 TOSHIBA TEC
C16 Abnormal operation of the 4th tray in the PFP
Does the PFP tray (lower) move up? (using the test mode 10, Output Test, CODE 276)
1. Check if each connector between the PFP tray-up assembly (lower) 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 the 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 (lower).
7. Replace the PFC PWA.
8. Replace the relay PWA.
9. Replace the main PWA.
Is the CM pickup sensor working? (using the test mode 04, Sensor Test, DATA No.18
Bit 0)
1. Check if each connector between the CM pickup sensor and the PFP PWA
(CN248) 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 CM pickup sensor.
5. Check if the 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 CM 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