Sc569-00 Ricoh |top| «High-Quality»
Carefully inspect for hidden accordion-folded paper jams, scrap fragments, or melted toner buildup around the rollers. Remove any obstructions found. Step 2: Clean and Test the Home Position Sensor Locate the U-shaped sensor on the fuser frame.
[Main Board] --(Signal Error)-- [SC569-00] ^ | (No Signal Received) [U-Shaped Sensor] <--- [Half-Moon Gear Interruption] <--- [Fusing Pressure Motor] Common Causes of the SC569-00 Error
Poor connection or dirty sensor between the toner unit and the mainboard. sc569-00 ricoh
: Ricoh has released technical bulletins (e.g., for MP C6502) suggesting that Engine firmware updates (Ver. 1.29:08 or newer) can help prevent the camshaft from slipping out of position.
| Series | Common Model Examples | | :--- | :--- | | | IM C2000, IM C3000, IM C4000, IM C6000 | | MP C2xxx / C3xxx Series | MP C2003, MP C2503, MP C3003, MP C3503, MP C2004, MP C2504, MP C3004, MP C3504 | | MP 7xxx Series | MP 7001, MP 7500, MP 7503 | | Other Models | Aficio MP C3002, MP C4502, and various Pro series devices | [Main Board] --(Signal Error)-- [SC569-00] ^ | (No
: The pressure release motor itself may have failed or disconnected. Obstructions
In some instances, minor timing glitches in how the main board checks the sensor signal cause false triggers, which can be mitigated with a firmware patch. Step-by-Step Troubleshooting and Resolution | Series | Common Model Examples | |
Thoroughly clean the bearings and matching shafts using isopropyl alcohol and clean rags to remove all degraded factory grease.
