C7631 (C4751i)

You are here:

Contents

Trouble typeC7631: Supply power line 1 error
RankC
Trouble detection conditionAll of the fuse detection units of the same supply power line (24V10) detected an error for a predetermined time.
Trouble isolation
Relevant electrical partsDC power supply (DCPS)Base board (BASEB)

Procedure

  1. BASEB F1E, F2E, F3E, F4E, F11E conduction check
  2. Check the connector between DCPS CN4-BASEB CN3E for proper connection and correct as necessary.
  3. Check the connector between DCPS CN6-BASEB CN1E for proper connection and correct as necessary.
  4. Replace DCPS.
  5. Replace BASEB.

(Link to the Field Service Manual)