Fault code

INVT GD270 PCE Keypad communication fault

Diagnostic context

What PCE means on INVT GD270

PCE is the GD270 keypad communication fault. The manufacturer troubleshooting table focuses on keypad cable connection, excessive cable length and interference, and communication circuit faults in the keypad or mainboard.

Operating context: PCE specifically concerns communication between the keypad and the drive. Inspect the keypad communication path itself before replacing hardware.

This diagnostic context is an editorial explanation. The possible causes and recommended checks below are the verified manufacturer troubleshooting content.

Possible causes

  • Keypad cable connected improperly or disconnected.
  • Keypad cable too long, causing strong interference.
  • Keypad or mainboard communication circuit error.

Recommended checks and actions

  • Check the keypad cable to determine whether a fault occurs.
  • Check for and remove the external interference source.
  • Replace the hardware and seek maintenance services.

Technical source

INVT GD270 Manual EN - Fault PCE — page 279