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C6102, C6103 (bizhub 750i)

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Trouble typeC6102: Drive system home sensor malfunction

C6103: Slider over running
RankB
Trouble detection conditionC6102:
-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).
C6103: The scanner home sensor (PS201) detects the scanner at its home position during a period of time that begins with the time when a prescan command and a scan preparation command are executed and ends when a home return command is executed.
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. (Part# AA7NH01A00)
  11. Replace CPUB. (Part# ACV7H02P02)
  12. Replace BASEB. (Part# ACV7H02101)

(Link to the Field Service Manual)

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