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Error Code: C-7109 Follow

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Ohji Miranda

Code

C-7109

Classification

Main body: Printer control board ICP blowout

Cause

When a specified period of time elapses after the power becomes active, an error detection signal of ICP7 is detected continuously for a specified period of time.

Measures to take when an alert occurs

The main body and the option stop immediately.

Estimated abnormal parts

  • Printer control board (PRCB)

Correction

Note

  • The message "Please turn on power again" is displayed on the touch panel.

Solution

  1. Check the connector connection between PRCB and the transfer belt fan (FM17), CN138 of PRCB, CN668 (Relay connector), CN618 of FM17, and the wiring. Then repair it when there is any abnormality.
  2. Check the connector connection between PRCB and the fusing exhaust fan (FM8), CN118 of PRCB, CN624 of FM8, and the wiring. Then repair it when there is any abnormality.
  3. Check the connector connection between PRCB and the drum motor cooling fan/2 (FM7), CN118 of PRCB, CN627 of FM7, and the wiring. Then repair it when there is any abnormality.
  4. Check the connector connection between PRCB and the fusing belt ventilation fan (FM9), CN118 of PRCB, CN643 of FM9, and the wiring. Then repair it when there is any abnormality.
  5. Replace PRCB.

Faulty part isolation DIPSW

Control during the detachment

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