Toshiba e-Studio250 Work Light User Manual


 
e-STUDIO160/200/250 TROUBLESHOOTING 4 - 34 December 2002 TOSHIBA TEC
C14 Abnormal operation of the 2nd tray
Does the PFU tray move up? (using the test mode 10, Output Test, CODE 243)
1. Check if each connector between the PFU tray-up assembly and the PFC PWA
(CN208) is disconnected.
2. Check if each connector between the PFC PWA (CN201, CN202) and the relay
PWA (CN35, CN36) is disconnected.
3. Check if each connector pin is removed or the harness is broken.
4. Check if any conductor pattern on the PFC, relay and main PWA is open- or
short-circuited.
5. Replace the PFU tray-up motor of the tray-up assembly.
6. Replace the PFC PWA.
7. Replace the relay PWA.
8. Replace the main PWA.
Is the PFU pickup sensor working? (using the test mode 04, Sensor Test, DATA No. 16 Bit 0)
1. Check if each connector between the PFU pickup sensor and the PFC PWA
(CN208) is disconnected.
2. Check if each connector between the PFC PWA (CN201, CN202) and the relay
PWA (CN35, CN36) is disconnected.
3. Check if the slit reaches the PFU pickup sensor.
4. Check if the connector pin is removed or the harness is broken.
5. Check if any conductor pattern on the PFC, relay and main PWA is open- or
short-circuited.
6. Replace the PFU pickup sensor.
7. Replace the PFC PWA.
8. Replace the relay PWA.
9. 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