1418 After initialization, Alarm Lamp goes on and “ERROR (in the upper row), RIBBON JAM (in the lower)”is displayed on LCD.• Ribbon fed during initialization?Yes No• The cables to PRA-Board CN1 and CN9 connected properly?Yes No• Connect the cables properly.t• The cable to PMA-Board CN2 connected properly?Yes No• Connect the cable properly.t• Check the wave form during ribbon feeding at PRA-Board. No problem?OVDV: Examine between CN9-6 pin and SH6.ø1: Examine between CN9-4 pin and SH6.ø2: Examine between CN9-3 pin and SH6.ø3: Examine between CN9-2 pin and SH6.ø4: Examine between CN9-1 pin and SH6.No Yes• Replace PMA-Board. Recovered?No Yes• Endt• Replace the junction cable.t• Replace Ribbon Motor. Recovered?No Yes• Endt• Replace Ribbon Gear Assy. Recovered?No Yes• Endt• Replace PRA-Board.t• XXX of Ink Ribbon Cartridge damaged?
