Oki PACEMARK 4410 Service Manual page 158

• Replace PDA-Board.
J After Carriage works, the Alarm Lamp goes on and "ERROR AUTOGAP" is displayed on LCD.
• Platen operates normally during initialization?
Yes No
• Go to B.
• Adjust Head Gap. Recovered?
No Yes
• End
• Adjust Core Gap. Recovered?
No Yes
• End
• The cables to PRA-Board CN1, CN3 and PGA-Board CN1 connected properly?
Yes No
• Connect the cables properly.
• The cables to PMA-Board CN2, CN6 and CN8 connected properly?
Yes No
• Connect the cables properly.
• The cables to PHA-Board CN1 and CN9 connected properly?
Yes No
• Connect the cables properly.
• Auto-Gap Slit Sensor and Auto-Gap Slit Disc mounted at the proper positions?
Yes No
• Install them properly.
• The gear existing between Auto-Gap Motor and Platen normal? No tooth broken? No
overloading?
Yes No
• Install the gear properly. Replace it if damaged.
• If the Auto-Gap Motor gear is broken, replace the whole Auto-Gap Motor.
• Check Auto-Gap Slit Sensor wave form at PRA-Board. No problem?
ø1: Examine between CN3-1 pin and SH4.
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