MITSUBISHI DIAGFLOW free download

File name DIAGFLOW.pdf

TROUBLESHOOTING Power source 1 No Power Source Fan failure after after turning on turning on Check AC socket NG Replace AC Check fan NG Reconnect fan and connector socket connection OK OK NG NG Check Fuse Replace Fuse Check fan Replace fan OK OK Check LED and NG Replace keypad NG Replace MAIN Check MAIN remote control and remote control PCB ASSY PCB ASSY OK Check NG Replace POWER 5V standby PCB ASSY output OK Check MAIN NG Replace PCB ASSY and power cable power cable NG Replace MAIN PCB ASSY -1- Power source 2 Fail to light up Refer to LED Check LED NG indicator and follow indication indicative actions OK Check NG Replace lamp lamp life OK NG Replace POWER Check POWER PCB ASSY 380V output PCB ASSY OK Check lamp NG Replace lamp power unit power unit OK Check MAIN NG Replace MAIN PCB ASSY PCB ASSY OK Check color wheel NG Replace rotation while color wheel unit power on -2- Video signal 1 Computer Video No Signal No Signal Check NG Turn on Check NG Turn on source source source source OK OK Check NG Check NG cable Replace cable cable Replace cable OK OK NG Replace MAIN NG Replace Check MAIN Check PCB ASSY PCB AS