Xerox 7700DX Service Manual - Page 78
Warning, Error, Chain, Front Panel Message, ERROR 10 LASER UNIT FAILURE
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Error Code Chain / Link Front Panel Message 10 06-380 ERROR 10 LASER UNIT FAILURE 06-381 06-382 06-383 06-385 Warning Do not operate the Laser Unit outside the printer. The invisible light from the laser can cause permanent eye damage. Remove Rear Cover (RRP 1, on page 7-154). Disconnect P400 (see figure page 2-46) and P401 (see figure page 2-46) on the Engine Control Board. Inspect both connectors to determine they are fully engaged as a unit. Re-engage, if necessary. Note The two connectors can NOT properly seat into their socket(s) unless they are both engaged as a unit. Ensure there is no separation. Carefully reinsert the plugs into their joint socket and FIRMLY seat them. Replace the Laser Unit (RRP 38, on page 7-200). Note Whenever the mounting screws for the Laser Unit have been loosened, it is necessary to recalibrate the unit by performing the RegiCon Adjustment Procedure beginning on page 4-124. If the problem persists, replace the Engine Control Board (RRP 42, on page 7-206). 11 06-372 ERROR 11 LASER UNIT POLYGON MOTOR FAILURE Note If this failure reoccurs three times successively, an Engine NVRAM value is set preventing further printer use until the Clear Tech Rep Fault, Clear is run. Remove Rear Cover (RRP 1, on page 7-154). Disconnect P400 (see figure page 2-46) and P401 (see figure page 2-46) on the Engine Control Board. Inspect both connectors to determine they are fully engaged as a unit. Re-engage, if necessary. Note The two connectors can NOT properly seat into their socket(s) unless they are both engaged as a unit. Ensure there is no separation. Carefully reinsert the plugs into their joint socket and FIRMLY seat them. Replace the Laser Unit (RRP 38, on page 7-200). Note Whenever the mounting screws for the Laser Unit have been loosened, it is necessary to recalibrate the unit by performing the RegiCon Adjustment Procedure beginning on page 4-124. If the problem persists, replace the Engine Control Board (RRP 42, on page 7-206). 2-48 Phaser 7700 Color Laser Printer Service Manual