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C1130 (bizhub 650i/550i/450i)

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Trouble typeC1130: ZU transport motor drive malfunction (When FS-540+ZU-609 or FS-540SD+ZU-609 is installed)
RankB
Trouble detection condition-The guide home sensor (PS500) is not turned OFF (unblocked) after the set period of time has elapsed after the folding guide drive starts from the home position.

-The guide home sensor (PS500) is not turned ON (blocked) after the set period of time has elapsed after the ZU transport motor (M500) is energized when the folding guide returned to the home position.

-The folding guide does not reach the specified position within the set period of time.
Trouble isolationZ fold
Relevant electrical parts-ZU transport motor (M500)
-Guide home sensor (PS500)
-ZU drive board (ZUDB)

Procedure

  1. Check the connector between M500-ZUDB CN6 for proper connection and correct as necessary.
  2. Check the connector of M500 for proper drive coupling and correct as necessary.
  3. Check the connector between PS500-ZUDB CN5 for proper connection and correct as necessary.
  4. PS500 I/O check, sensor check
    • Control signal: ZUDB CN5-3 (ON)
    • Location of electrical component: ZU-609 3-B
  5. M500 operation check
    • Control signal: ZUDB CN6-1 to 6
    • Location of electrical component: ZU-609 1 to 2-B
  6. Replace M500. (Part# A63GR70211 (Model No.A63G-WY1) / Part# A63GR70300 (Model No.A63G-WY2))
  7. Replace ZUDB. (Part# A63GH00100)

(Link to the Field Service Manual)

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