Toshiba DP1600 Service Handbook page 176

CC9 Upper stack tray lift motor is abnormal
Is the wiring between the finisher controller PWA and upper stack tray lift motor correct?
NO
Correct the wiring.
YES
Are the front and rear sides of the upper stack tray leveled?
NO
Level them.
YES
Is the upper stack tray lift motor clock sensor working properly?
NO
Replace the sensor.
YES
Is the stack tray paper height sensor working properly?
NO
Replace the sensor.
YES
Are the upper stack tray upper limit sensor and lower stack tray full sensor working properly?
NO
Replace the sensor or sensor controller PWA.
YES
Does the voltage between the pins J14-1 and -2 on the finisher control PWA 24V when the
upper stack tray lift motor starts rotating?
NO
Replace the finisher controller PWA.
YES
Check the wiring between the upper stack tray lift motor and finisher controller PWA. If there is
no problem, replace the upper stack tray lift motor.
1600/2000/2500 TROUBLESHOOTING 4 - 52 December 2000 © TOSHIBA TEC