Sharp AR-MM9 Service Manual - Page 77

[10] TROUBLE CODE LIST 1. Machine trouble codes Trouble code Main Sub code code F6 00 Content Details Cause Check and remedy F6 10 Content Details Cause Check and remedy 80 Content Details Cause Check and remedy 81 Content Details Cause Check and remedy Details of trouble MCU-FAX communication trouble Communication establishment error/ framing/parity/protocol error FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. FAX control PWB trouble Communication trouble between MCU and FAX control PWB FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error IC on FAX PWB causes abnormality Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. Replace the FAX PWB. FAX control PWB communication trouble (Protocol) Communication trouble between MCU and FAX control PWB (Protocol error) FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. FAX control PWB communication trouble (Parity) Communication trouble between MCU and FAX control PWB (Parity error) FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. Trouble code Main Sub code code F6 82 Content Details Cause Check and remedy 84 Content Details Cause Check and remedy 88 Content Details Cause Check and remedy 99 Content Details Cause Check and remedy Details of trouble FAX control PWB communication trouble (Over-run) Communication trouble between MCU and FAX control PWB (Overrun error) FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. FAX control PWB communication trouble (Framing) Communication trouble between MCU and FAX control PWB (Framing error) FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. FAX control PWB communication trouble (Timeout) Communication trouble between MCU and FAX control PWB (Timeout error) FAX control PWB connector disconnection Defective harness between FAX control PWB and MCU PWB Motherboard connector pin breakage FAX control PWB ROM error/Data error Check connector/harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM. FAX control PWB destination error The machine destination setup does not coincide with the FAX board destination setup. The machine destination setup (Sim 26-6) does not coincide with the FAX board setup Check the variety of FAX LIU PWB. Check the machine destination setup (Sim 22-6) and FAX country code (Soft SW table). AR-FX7 TROUBLE CODE LIST 10 - 1