1355 Carriage does not operate at all, while the Alarm Lamp is on and “ERROR AUTOGAP” is displayedon LCD.• Platen works normally during initialization?Yes NoB The cables to PRA-Board CN1 and CN2 connected properly?Yes No• Connect the cables properly.t• The cable to PMA-Board CN2 connected properly?Yes No• Connect the cable properly.t• The gears existing between Auto-Gap Motor and Platen in normal position?Yes No• Mount the gear properly. Replace it if damaged.• If Auto-Gap Motor gear is broken, replace the whole Auto-Gap Motor.t• Check Auto-Gap Motor wave form at PRA-Board during initialization. No problem?OVDV: Examine between CN2-6 pin and SH6.ø1: Examine between CN2-4 pin and SH6.ø2: Examine between CN2-3 pin and SH6.ø3: Examine between CN2-2 pin and SH6.ø4: Examine between CN2-1 pin and SH6.No Yes• Abnormal OVDV wave form?Yes NoD Replace PMA-Board. Recovered?No Yes• Endt• Replace the junction cable between PMA-Board CN2 and PRA-Board CN1. Recovered?No Yes• Endt• Replace PRA-Board.t• Replace PDA-Board. Recovered?No Yes• Endt5-1
