Tools required: JIS screwdriver, 99% isopropyl alcohol, fiberglass pen (or soft eraser), multimeter with continuity mode, OEM firmware SD card, anti-static mat.
Access the printer screen and select [Error Log] to identify if other related codes are appearing simultaneously. Advanced Solutions sc67310 ricoh error extra quality
If a simple reboot fails, perform a "hard" power cycle by unplugging the power cord from the wall for at least 30 seconds before reconnecting Copier Liquidation Center Technical Maintenance (Service Mode) Tools required: JIS screwdriver