C6102 (bizhub C650i/C550i/C450i)

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Trouble typeC6102: Drive system home sensor malfunction
RankB
Trouble detection condition-The scanner home sensor (PS201) is unable to detect the scanner located at its home position.
-The scanner home sensor (PS201) is unable to detect a scanner even when the scanner motor (M201) has been driven to move the scanner over the maximum travelling distance.
-The scanner home sensor (PS201) detects the scanner when the scanner has moved the maximum travelling distance from the position, at which it blocks the scanner home sensor (PS201).
Trouble isolationScanner
Relevant electrical parts-Scanner home sensor (PS201)
-Scanner motor (M201)
-Scanner drive board (SCDB)
-CPU board (CPUB)
-Base board (BASEB)

Procedure

  1. Correct or change the scanner drive (pulley, gear, belt) if it is faulty.
  2. Correct the scanner motor set screw if loose.
  3. Adjust [Image Position: Leading Edge] and [Sub Scan Zoom Adj.].
  4. Check the connector between M201-SCDB CN4 for proper connection and correct as necessary.
  5. Check the connector between PS201-SCDB CN6 for proper connection and correct as necessary.
  6. Check the connector between SCDB CN2-BASEB CN6E for proper connection and correct as necessary.
  7. Check CPUB for proper installation and correct as necessary.
  8. PS201 I/O check, sensor check
    • Control signal: SCDB CN6-3 (ON)
    • Location of electrical component: 13-P
  9. M201 operation check
    • Control signal: SCDB CN4-1 to 4
    • Location of electrical component: 13-P
  10. Replace SCDB. (AA7NH01A00)
  11. Replace CPUB. (C450i Part# AA7RH02P02 / C550i Part# AA7PH02P01 / C650i Part# AA7NH02P03)
  12. Replace BASEB. (Part# AA7NH02102)

L.3.13.3 (Link to the Field Service Manual)