Ricoh MP5000B
Troubleshooting. Electrical Component Defects. Sensors 1
| Component (Symbol) | CN | Condition | Symptom |
|---|---|---|---|
| Scanner Home Position (S1) | 318-2 (SIO) | Open | SC121 is displayed. |
| Shorted | SC120 is displayed. | ||
| Platen Cover (S2) | 318-5 (SIO) | Open | APS and ARE do not function properly. |
| Shorted | No symptom. | ||
| Original Width 1 (S3) | 313-14 (SIO) | Open/ Shorted | CPU cannot detect the original size properly. APS and ARE do not function correctly. |
| Original Width 2 (S4) | 313-11 (SIO) | Open/ Shorted | CPU cannot detect the original size properly. APS and ARE do not function correctly. |
| Original Length 1 (S5) | 313-8 (SIO) | Open/ Shorted | CPU cannot detect the original size properly. APS and ARE do not function correctly. |
| Original Length-2 (S6) | 313-5 (SIO) | Open Shorted | CPU cannot detect the original size properly. APS and ARE do not function correctly. |
| Original Length-3 (S7) | 313-2 (SIO) | Open Shorted | CPU cannot detect the original size properly. APS and ARE do not function correctly. |
| Fusing Entrance (S8) | 208-8 (IOB) | Open | CPU cannot detect paper even a sheet of paper remains at the fusing unit. |
| Shorted | CPU detects paper even a sheet of paper does not remain at the fusing unit. | ||
| ID (Image Density) (S9) | 208-11 (IOB) | Open | SC350 is displayed after copying. |
| Shorted | SC351 is displayed after copying. | ||
| Web End (S10) | 208-16 (IOB) | Open | CPU detects the web end even the web is not used up. |
| Shorted | CPU cannot detect the web end even the web is used up. | ||
| TD (Toner Density) (S11) | 213-14 (IOB) |
Open | The add toner indicator blinks even if there is toner in the development unit. |
| Shorted | SC390 is displayed. | ||
| Toner Overflow (S13) | 217-B15 (IOB) | Open | CPU cannot detect the toner overflow even the waste toner in the transfer belt unit is full. |
| Shorted | CPU detects the toner overflow even the waste toner in the transfer belt unit is not full. |
||
| Duplex Entrance (S14) | 217-A8 (IOB) | Open | Jam Z (Jam 26/27) |
| Shorted | Jam Z (Jam 1) | ||
| Duplex Cover (S15) | 217-A11 (IOB) | Open | "Open Cover" is displayed |
| Shorted | "Open cover" cannot be detected. | ||
| Duplex Exit (S16) | 217-A14 | Open | Jam Z (Jam 25) |
| (IOB) | Shorted | Jam Z (Jam 1) | |
| By-pass Paper End (S17) | 217-B3 (IOB) | Open | The Paper End indicator lights even if paper is placed on the by-pass tray. |
| Shorted | The Paper End indicator does not light even if there is no paper on the by-pass tray. | ||
| By-pass Paper Size (SI8) | 217-B9, 10, 12, 13 (IOB) | Open | |
| Shorted | Paper size error | ||
| Paper Feed 1 (S9) | 216-A4 (IOB) |
Open/ Shorted |
No symptom, but this may cause Jam A (Jam 11) and some pieces of paper are remaining at the paper feed unit when tray 1 is opened. |