0056234 (Printer Power + 42V Voltage Drop Occurred)
Error contents
- The voltage of the +42V power supply has dropped
- The power switches on both Main and Main-B motors do not toggle on and off
Suspected cause
- Printer Main Circuit Board failure
- The power supply harness is pinched between the surrounding plates and short-circuited
- CH83 Main-B Circuit Board failure
Parts/Components to be checked
- Printer Main Circuit Board
- Harness for the motor
- Harness WA-2 (cable connected to CN407 on Main Board and CN101 on Main-B Board)
- CH83 Main-B Circuit Board
Troubleshooting
| Step | Confirmation points and methods | Page | YES | NO |
|---|---|---|---|---|
| 1 | Replace the Printer Main Circuit Board. Does the product recover from the error? | End | Go to step 2 | |
| 2 | Check the harness for the motor for damage
Does the product recover from the error? | --- | End | Go to step 3 |
| 3 | Check the Harness WA-2 (cable connected to Main CN407 and Main-B CN101) for damage
Does the product recover from the error? | ---- | End | Go to step 4 |
| 4 | Replace the CH83 Main-B Circuit Board. Does the product recover from the error? | CH83 Main-B Circuit Board | End | Go to step 5 |
| 5 | Check the cables of PF/Sub-PF/1st/2nd/EJ motors connected to the CH83 Main-B Circuit Board for damage
Does the product recover from the error? | Connection Diagram | End | Escalate to person in charge |