Error Code: C-7120 Follow

Code

C-7120

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 ICP30 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 key counter (KCT), CN35 of PRCB, CN493 (Relay connector), and the wiring. Then repair it when there is any abnormality.
2. Replace PRCB.

Faulty part isolation DIPSW

Control during the detachment