30
Phaser 740 and 750 Color Printers
21
Photoconductive belt out of sync with accumulator belt.
1.
Ensure that the imaging unit is properly installed and lock in
place.
2.
Inspect and clean the transparent plastic cover over the
accumulator belt position sensor.
3.
Inspect the wiring harness leading from the accumulator belt
position sensor to CN13 of the engine control board.
4.
Replace the imaging unit.
5.
Replace the accumulator belt position sensor.
6.
Replace the engine control board.
22
Positioning error of the photoconductive belt.
1.
Ensure that the imaging unit is properly installed and locked in
place.
2.
Ensure the tension lever of the imaging unit is set in the locked
position.
3.
Inspect the wiring harnesses leading in and out of the charger
sensor board.
4.
Replace the imaging unit.
5.
Replace the engine control board.
30
Accumulator belt out of position.
1.
Is the imaging unit at the end of its life?
2.
Is there toner on the accumulator belt cleaning blade holder?
(The holder is located on the imaging unit, along the bottom of
the green OPC belt.)
3.
Check to see if any toner cartridges are leaking toner.
4.
Ensure that the imaging unit is properly installed and locked in
place.
5.
Inspect and clean the transparent plastic cover over the
accumulator belt position sensor. This sensor is located on the
interior of the back wall of the chassis.
6.
Inspect the wiring harnesses leading in and out of the charger
sensor board.
7.
Replace the imaging unit.
8.
Replace the engine control board.
32
Accumulator belt cleaning blade movement error.
If the Error 32 is constant:
1.
Replace the imaging unit
2.
Replace the accumulator cleaner clutch shaft and the cleaning
board
3.
Replace the engine control board.
If the Error 32 is intermittent:
1.
Replace the accumulator cleaner clutch shaft and the cleaning
board
2.
Replace the imaging unit.
3.
Replace the engine control board.
Print engine service error codes
Error code
Meaning of error code and what to do about it
Summary of Contents for Phaser 740
Page 6: ......
Page 48: ...36 Phaser 740 and 750 Color Printers ...
Page 102: ...90 Phaser 740 and 750 Color Printers ...
Page 104: ...92 Phaser 740 and 750 Color Printers ...
Page 124: ...112 Phaser 740 and 750 Color Printers ...
Page 129: ...Service Guide 117 Figure 3 Motor and fan FRUs 3102 37 1 10 9 5 8 7 2 6 4 3 ...
Page 131: ...Service Guide 119 Figure 4 Sensor switch and flag FRUs 3102 40 1 7 2 3 4 8 5 6 ...
Page 135: ...Service Guide 123 Figure 6 Imaging and paper feed component FRUs 3102 39 1 2 3 7 9 4 6 8 5 ...
