C2253, C2254 (C4751i)

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ByEric Ditges
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Contents

Trouble typeC2253: Color PC motor failure to turnC2254: Color PC motor turning at abnormal timing
RankB
Trouble detection conditionC2253: The control circuit detects motor failure to turn while the motor is turning.C2254: The control circuit detects motor turning while the motor remains stationary.
Trouble isolation–
Relevant electrical partsColor PC motor (M2)CPU board (CPUB)Base board (BASEB)

Procedure

  1. Check the connector between M2-BASEB CN24E for proper connection and correct as necessary.
  2. Check the connector of M2 for proper drive coupling and correct as necessary.
  3. Check CPUB for proper installation and correct as necessary.
  4. M2 load check
    • Check code: 41
    • Multi code: 1, 2, 3
    • Control signal: BASEB CN24E-1 to 5
    • Location of electrical component: 3-K
  5. Replace M2.
  6. Replace CPUB.
  7. BASEB F20E conduction check
  8. Replace BASEB.

(Link to the Field Service Manual)