P-39 (bizhub 650i/550i/450i)

Posted
ByAdministrator Administrator
You are here:

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

Contents

Malfunction typePaper exit cooling fan failure (When OT-513, JS-508, or FS-533+MK-607 is installed)
Malfunction codeP-39
Malfunction detection timingThe fan lock signal remains Low for a predetermined continuous period of time while the fan is turning.
Relevant parts-Paper exit cooling fan (FM23)
-Expansion control board (EXCB)
-CPU board (CPUB)
-Base board (BASEB)

Procedure

  1. Check the connector between FM23-relay CN710-EXCB CN15EX for proper connection and correct as necessary.
  2. Check the connector between EXCB CN2EX-BASEB CN12E for proper connection and correct as necessary.
  3. Check CPUB for proper installation and correct as necessary.
  4. Replace FM23. (Part# 9313130051)
  5. Replace EXCB. (Part# AC74H00501)
  6. Replace CPUB.
    650i/550i (Part# AC74H02P03)
    450i (Part# AC76H02P02)
  7. Replace BASEB. (Part# AC74H02101)

(Link to the Field Service Manual)