| 故障排查: |
Cause/Action
1. Turn the power OFF and ON.
2. Turn OFF the power and disconnect the power plug. Check the connectors (P/J335, P/J451) between the Controller PWB, BP PWB, and Halftone PWB for poor contact, damage, and foreign matter.
3. If no problem is found, replace the following parts in sequence. However, each time a parts is replaced, check whether the Fail is still occurring and return the part if it has no problems.
Half Tone PWB (PL 18.8, PL 18.10)
Controller PWB (PL 35.2) |
