33
Trouble Shooting
No picture (LED orange)
Chapter 5
Change key board/IR board
Check U400
Change U400
Check I
2
C bus
Check key board/IR board
Check I
2
C communication
No picture
OK
NG
OK
OK
NG
Check 24V power supply
OK
Check the power supply circuit
NG
NG
Check main board Standby power supply
Change U152
OK
NG
Содержание AT3247
Страница 1: ...1 Acer AT3247 AT3248 Service Guide ...
Страница 7: ...7 Monitor Features General Specifications Chapter 1 ...
Страница 8: ...8 782 55 mm 94 5 mm 209 34 mm 558 62 mm 449 16 mm 510 25 mm AT3247 48 ...
Страница 11: ...11 Factory Preset Display Modes VGA HDMI Input Signal Reference Chart ...
Страница 13: ...13 Electrical Characteristics Optical Specifications Ta 25 2 C VLCD 12 0V fV 60Hz Dclk 72 4MHz IBL 93mArms ...
Страница 14: ...14 Connecting Peripherals Front panel controls Chapter 2 ...
Страница 17: ...17 Using the OSD Menus ...
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Страница 28: ...28 3 Turn over the monitor and take off the rear cover ...
Страница 31: ...31 Remove the bezel 1 Remove the 12 screws marked in red to remove the BKT ...
Страница 32: ...32 Remove the IR board Remove the 2 screws marked in red The panel ...
Страница 47: ...47 PCB Layout Main Board Layout Chapter 9 ...
Страница 48: ...48 ...
Страница 49: ...49 Power Board ...
Страница 50: ...50 Key Board IR board ...