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C7243 (bizhub 650i/550i/450i)

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Trouble typeC7243: Exit path switch solenoid failure
RankC
Trouble detection conditionAfter starting the solenoid, an error is detected for the malfunction detection signal.
Trouble isolation–
Relevant electrical parts-Exit path switch solenoid (SD3)
-Base board (BASEB)

Procedure

  1. Check the connector between SD3-relay CN208-relay CN108-BASEB CN13E for proper connection and correct as necessary.
  2. Check the connector of SD3 for proper drive coupling and correct as necessary.
  3. SD3 conduction check.
    • Control signal: BASEB CN13E-7 (ON)
    • Location of electrical component: 14-C
  4. Replace SD3. (Part# AA7NR72600)
  5. Replace BASEB. (Part# AC74H02101)

(Link to the Field Service Manual)

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