Table Of Contents - BenQ Q74A Service Manual

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PRECAUTIONS................................................................................................. 4
ITEMS ............................................................................................................ 6
HOW TO CONNECT THE SEVERAL CABLES TO THE LCD MONITOR.......................... 7
▶ Setting up the LCD monitor ..................................................................... 7
ADJUSTING THE MONITOR................................................................................ 8
Q74A SPECIRICATIONS...................................................................................... 9
▶ Q74A Specifications .................................................................................. 9
DISPLAY MODES ............................................................................................ 10
PowerSaver ..................................................................................................... 10
OSD MENU.................................................................................................... 11
▶ Menu Tree............................................................................................ 11
FACTORY SET ................................................................................................ 12
BURN-IN MODE ............................................................................................. 12
INVERTER & POWER ...................................................................................... 13
▶ Inverter & POWER(Q74A) ........................................................................ 13
▶ Specification ......................................................................................... 13
▶ Electrical Characteristics ........................................................................... 13
▶ Pin Connection ...................................................................................... 14
TROUBLESHOOTING ...................................................................................... 15
▶ No operating at all................................................................................... 15
▶ Doesn't display on LCD............................................................................ 16
EXPLODE VIEW ............................................................................................. 18
▶ Q74A.................................................................................................. 18
PART LIST ..................................................................................................... 19
▶ Q74A Mechanical Part List ........................................................................ 19
▶ Q74A AD B/D Part List ............................................................................ 20
▶ Q74A FUNCTION KEY B/D Part List........................................................... 23
▶ Q74A FUNCTION LED B/D Part List........................................................... 23
▶ Inverter & POWER BD Part List(FLF1742-20A) .............................................. 24
▶ Inverter & POWER BD Part List(FLF1742-20A) .............................................. 25
CIRCUIT DIAGRAM ........................................................................................ 26
▶ AD B/D(Q74A)...................................................................................... 26
▶ Inverter & POWER B/D(FLF1742-20A) ........................................................ 31
PCB Layout .................................................................................................... 34
▶ AD B/D TOP SILK (Q74A) ....................................................................... 34
Q74A Service Manual
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