2-78
Phaser 7700 Color Laser Printer Service Manual
118
119
12-256
12-257
FINISHER ERROR 118 STAPLER FRONT CORNER SENSOR
ON FAILURE (Continued)
FINISHER ERROR 119 STAPLER FRONT CORNER SENSOR
OFF FAILURE (Continued)
A
B
C
Does the voltage toggle b5 VDC and 0 VDC?
Yes No
Measure the voltage at Front Corner Sensor pin 1 (gray).
Does the voltage m5 VDC?
Yes No
Measure the voltage between the Finisher Control Board P850A-3
and Finisher frame ground.
Does the voltage m5 VDC?
Yes No
Replace the Finisher Control Board (RRP 77, on page 11-336).
Repair or replace the wiring harness between the Finisher Control
Board and the Front Corner Sensor.
Measure the voltage at the Front Corner Sensor pin 3 (violet) and Finisher
frame ground.
Does the voltage measure 0 VDC?
Yes No
Measure the voltage between the Finisher Control Board P850A-1
and Finisher frame ground.
Does the voltage measure 0 VDC?
Yes No
Replace the Finisher Control Board (RRP 77, on page 11-336).
Repair or replace the wiring harness between the Finisher Control
Board and the Front Corner Sensor.
Replace the Front Corner Sensor.
Repair or replace the wiring harness between the Finisher Control Board and the
Front Corner Sensor.
Replace the Finisher Control Board (RRP 77, on page 11-336).
Replace the Finisher Control Board (RRP 77, on page 11-336).
Error
Code
Chain /
Link
Front Panel Message
Summary of Contents for 7700DX - Phaser Color Laser Printer
Page 1: ...Service Manual Phaser 7700 701P28180 Color Laser Printer...
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Page 337: ...Phaser 7700 Color Laser Printer Service Manual 10 307 ors rear of printer...
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Page 339: ...Phaser 7700 Color Laser Printer Service Manual 10 309 MPT and Left Hand Cover Assembly LH Door...
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Page 341: ...Phaser 7700 Color Laser Printer Service Manual 10 311 ly Board and Lower Tray Motor Assembly...
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