Error Code: C-2720 Follow

Code

C-2720

Classification

Main body: High voltage unit/2 abnormality

Cause

An error detection signal of the 2nd transfer is detected while the 2nd transfer is active. The signal is detected even after you activate and deactivate the 2nd transfer for a prescribed time.

Measures to take when an alert occurs

The main body and the option stop immediately.

Estimated abnormal parts

• High voltage unit/2 (HV2)
• 2nd transfer roller
• Printer control board (PRCB)

Correction

Note

• The message "Please call service" is displayed on the panel.

Solution

1. Check the connection of the high voltage contact of the process unit, and clean or repair it when there is any abnormality.
2. Check the connector connection between HV2 and the 2nd transfer unit, and the wiring. Then repair it when there is any abnormality. (Wiring diagram: Main body (3/5): 7-M)
3. Check the connector connection between PRCB and HV2, and the wiring. Then repair it when there is any abnormality.
4. Replace HV2.
5. Replace PRCB.

Faulty part isolation DIPSW

Control during the detachment