HP Color LaserJet 9500 Service Manual page 240

Mechanical testing
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Note Mechanical testing is for service personnel only. Mechanical testing is not available through the
service-diagnostics label.
Testing a motor, solenoid, or clutch
A technician can use mechanical testing to check a motor, solenoid, or clutch.
1
2
3
Note If the selected motor, solenoid, or clutch does not work, it is faulty.
Testing sensors and switches
1
2
3
Note When checking the sensors, the yellow service LED illuminates. When checking the switches, the
red service LED illuminates.
Do not activate a sensor and push a switch at the same time.
238 Troubleshooting
2 3 4 5 6 7
0 0 0 1 0 0
0 0 0 0 1 0
0 0 0 1 1 0
0 0 0 0 0 0
0 0 0 1 0 1
0 0 0 0 1 1
0 0 0 1 1 1
0 0 0 0 0 0
0 0 0 1 0 0
0 0 0 0 1 0
0 0 0 1 1 0
0 0 0 0 0 1
0 0 0 1 0 1
0 0 0 0 1 1
0 0 0 0 0 0
0 0 0 1 1 1
0 0 1 0 0 0
Select a motor, solenoid, or clutch by setting the DIP switches according to the information in
the mechanical testing table.
Turn on the power supply (see page 236) while pressing SW1 for about three seconds.
Press SW1 again to perform the test.
Set the DIP switches by using the mechanical testing table.
Turn on the power supply (see page 236) while pressing SW1 for about three seconds. The
sensors and switches are restored to their initial state.
Activate the sensor flag (lever), or press the switch that you want to check.
8 Mechanical testing (motors, solenoids and clutches
0 Activate the feed motor (M1)
0 Activate the feed motor (M1) in opposite direction
0 Activate the pile delivery motor (M3) toward the stacker bin
1 Activate the pile delivery motor (M3) toward the booklet folding area
0 Activate the paddle motor (M2) for one rotation
0 Activate the paddle motor (M2) for one rotation in a different direction
0 Activate the staple sliding motor (M8)
1 Activate the front aligning plate motor (M4) and the back aligning
plate motor (M5)
1 Activate the stacker bin fluctuation motor (M6)
1 Activate the staple-fold motor (M7)
1 Activate the staple-fold motor (M7) in a different direction
1 Sensor check mode
1 Activate the flipper (reverse) motor (M9)
1 Activate the booklet bin slide motor (M10)
0 Activate the flipper solenoid (SL1)
1 Activate the alienation solenoid (SL2)
0 Activate the saddle clutch (CL1)
ENWW