Reseat all connectors on the Main Controller Board; update firmware. 5. Entering Service Mode
This chapter reveals the secret service mode. By pressing a specific sequence (“Additional Functions” > “2” and “8” simultaneously, then “Additional Functions” again), you enter a powerful menu where you can: Canon Ir 2425 Service Manual
Having access to this manual allows technicians to diagnose hardware failures down to the specific circuit board or gear assembly, minimizing machine downtime. 2. Core Sections of the Service Manual Reseat all connectors on the Main Controller Board;
This is the most practical chapter for day-to-day servicing. It includes: “2” and “8” simultaneously
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