Xerox 7700DX Service Manual - Page 92
ERROR 43 FUSER SSR1 ON TIME FAILURE, Error, Chain, Front Panel Message
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Error Code Chain / Link Front Panel Message 43 10-353 ERROR 43 FUSER SSR1 ON TIME FAILURE Switch printer power OFF. Remove the Fuser Assembly. Warning Fuser may be very hot. Use extreme caution to prevent burns. Measure the resistance between the Fuser Assembly connector P600-1 (see figure page 2-47) and P600-3 (see figure page 2-47). Does the resistance measure approximately 6 ohms for a 110 VAC Fuser or approximately 20 ohms for a 220 VAC Fuser? Yes No Replace the Fuser Assembly. Measure the resistance between the Fuser Assembly connector P600-4 (see figure page 2-47) and P600-6 (see figure page 2-47). Does the resistance measure between 20K and 100K ohms? Yes No Replace the Fuser Assembly. Reinstall Fuser. Remove the Rear Cover (RRP 1, on page 7-154), Rear Shield (RRP 9, on page 7-163) and the Rear Shield Bracket (RRP 10, on page 7-164). Measure the resistance between P404A-1 (see figure page 2-46) and P404A-2 (see figure page 2-46) on the Engine Control Board. Does the resistance measure between 20K and 100K ohms? Yes No Repair or replace the wiring harness between the Engine Control Board and the Fuser. Reinstall the Fuser. Switch printer power ON. Does the Fuser get warm? Yes No Replace the Chassis AC Power Assembly(RRP 49, on page 7-214). Replace the Engine Control Board (RRP 42, on page 7-206). 2-62 Phaser 7700 Color Laser Printer Service Manual
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