Ricoh D045 MPC1800 PG-C2
Troubleshooting. Electrical Component Defects 1
Sensors
| Component | CN | Condition | Symptom |
|---|---|---|---|
| First Registration | 115-6 | Open | The Paper Jam message will appear whenever a copy is made (paper hasn't reached the sensor). |
| (BICU) | Shorted | The Paper Jam message appears even if there is no paper at the sensor. | |
| Relay | 116-2 (BICU) |
Open | The Paper Jam message will appear whenever a copy is made except for 1st and by-pass tray feeding. |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Open | The Paper End indicator lights when the bypass tray is selected, even if there is paper in the tray. | ||
| By-pass Paper End | 127-11 (BICU) |
Shorted | The Paper End indicator does not light when the bypass tray is selected, even if there is no paper in the tray. The Paper Jam message will appear whenever a copy is made from the bypass tray. |
| Junction Gate | 114-A9 | Open | The Paper Jam message will appear whenever a copy is made (paper hasn't reached the sensor). |
| (BICU) | Shorted | The Paper Jam message appears even if there is no paper at the sensor. | |
| Exit | 114-A4 | Open | The Paper Jam message will appear whenever a copy is made (paper hasn't reached the sensor). |
| (BICU) | Shorted | The Paper Jam message appears even if there is no paper at the sensor. | |
| Engine Entrance | 161-2 | Open | The Paper Jam message will appear whenever a copy is made (paper hasn't reached the sensor). |
| (BICU) | Shorted | The Paper Jam message appears even if there is no paper at the sensor. | |
| Engine Exit | 114-B7 | Open | The Paper Jam message will appear whenever a copy is made (paper hasn't reached the sensor). |
| (BICU) | Shorted | The Paper Jam message appears even if there is no paper at the sensor. | |
| Scanner H.P. | 102-2 | Open | SC120 is displayed. |
| (BICU) | Shorted | ||
| Platen Cover | 102-5 (BICU) |
Open | APS and Auto Reduce/Enlarge do not function correctly. |
| Shorted | If the Start button is pressed with the platen cover or A(R)DF closed, "Cannot detect original size" is displayed. | ||
| Original Width | 103-2,5 | Open | The CPU cannot detect the original size properly. APS and Auto Reduce/Enlarge do not function correctly. |
| (BICU) | Shorted | ||
| Original Length | 103-8,11 | Open | The CPU cannot detect the original size properly. APS and Auto Reduce/Enlarge do not function correctly. |
| (BICU) | Shorted | ||
| Duplex Entrance | 105-4 (DCB) |
Open | The Paper Jam message will appear whenever a duplex copy is made (paper hasn't reached the sensor). |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Duplex Exit | 106-4 (DCB) |
Open | The Paper Jam message will appear whenever a duplex copy is made (paper hasn't reached the sensor). |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Duplex Inverter | 104-2 (DCB) |
Open | The Paper Jam message will appear whenever a duplex copy is made (paper hasn't reached the sensor). |
| Shorted | The Paper Jam message appears even if there is no paper at the sensor. | ||
| Waste Ink Tank Full | 123-1 | Open | |
| (BICU) | Shorted | ||
| Sub Scan Encoder | 161-7,8 | Open | SC520 is displayed. |
| (BICU) | Shorted | ||
| Main Scan Encoder | 3-3,4 | Open | SC210 or SC211 is displayed. |
| (COM) | Shorted | ||
| Ink Full | 508-11 | Open | SC202 is displayed. |
| (BICU) | Shorted | ||
| Lift sensor 1 | 140-6,7 | Open | SC503 is displayed. |
| (I/F) | Shorted | ||
| Lift sensor 2 | 140-1,2 | Open | SC504 is displayed. |
| (I/F) | Shorted |