Ricoh D023 MPC2800 AT-C2
Troubleshooting. Electrical Component Defects 4
Blown Fuse Conditions
Power Supply Unit
Fuse | Rating | Symptom when turning on the main switch | |
---|---|---|---|
115V | 220V - 240V | ||
FU1 | 15A/125V | 8A/250V | No response. (5V power to the PSU is not supplied.) |
FU2 | 10A/125V | 6.3A/250V | No response. (5 V power to the BICU and controller is not supplied.) |
FU3 | 2A/250V | 1A/250V | 5V power to the scanner heater and tray heater is not supplied. |
FU4 | 1A/250V | 1A/250V | 5V power to the SIO and heater is not supplied. |
FU5 | 5A/250V | 5A/250V | 5V power to the IOB not supplied. |
FU6 | 2A/250V | 2A/125V | 5VS power to the BICU not supplied. |
FU7 | 10A/125V | 10A/125V | 24VS power to the IOB not supplied. |
FU8 | 10A/125V | 10A/125V | 24VS power to the IOB not supplied. |
FU9 | 6.3A/125V | 6.3A/125V | 24V power to the IOB not supplied. |
FU10 | 6.3A/125V | 6.3A/125V | 24V power to the SIO not supplied. |
FU11 | 6.3A/125V | 6.3A/125V | 24V power to the BICU and MB not supplied. |
FU12 | 6.3A/125V | 6.3A/125V | 24V power to the PFU or LCT not supplied. |
FU13 | 6.3A/125V | 6.3A/125V | 24V power to the finisher not supplied. |
FU14 | 5A/250V | 5A/250V | 5V power to the BICU not supplied. |
IH Inverter
Fuse |
Rating |
Symptom when turning on the main switch |
|
---|---|---|---|
115V |
220V - 240V |
||
FU1 |
15A/125V |
8A/250V |
15V power to the IH coil unit is not supplied. |
FU2 |
115°C |
No response |
|
FU3 |
115°C |
No response |
|
FU4 |
1A/250V |
15V power to the IH coil unit is not supplied. |
Caution
• For continued protection against risk of fire, replace only with same type and rating of fuse.