
19" LCD Color Monitor ASUS VB191T&S
43
(2). No Picture
No picture
OK
OK
NG
NG
Replace D701, U701 or U702
X401 oscillate waveforms are normal
Replace X401
Check if the sync signal from
computer is output and video cable
Input the sync signal of
computer, or change
Replace U401
NG
OK
Measure U701 PIN2=3.3V
Measure U702 PIN2=1.8V
Summary of Contents for VB191S
Page 7: ...19 LCD Color Monitor ASUS VB191T S 7 3 2 2 Key Function 3 3 OSD Menu 3 3 1 How to Reconfigure ...
Page 8: ...19 LCD Color Monitor ASUS VB191T S 8 3 3 2 OSD Function Introduction ...
Page 9: ...19 LCD Color Monitor ASUS VB191T S 9 ...
Page 10: ...19 LCD Color Monitor ASUS VB191T S 10 ...
Page 13: ...19 LCD Color Monitor ASUS VB191T S 13 4 3 Factory Preset Display Modes ...
Page 15: ...19 LCD Color Monitor ASUS VB191T S 15 4 4 3 Optical Characteristics ...
Page 16: ...19 LCD Color Monitor ASUS VB191T S 16 4 4 4 Electrical Characteristics 1 TFT LCD 2 Backlight ...
Page 34: ...19 LCD Color Monitor ASUS VB191T S 34 7 PCB Layout 7 1 Main Board 715G2571 1 2 ...
Page 35: ...19 LCD Color Monitor ASUS VB191T S 35 ...
Page 36: ...19 LCD Color Monitor ASUS VB191T S 36 ...
Page 37: ...19 LCD Color Monitor ASUS VB191T S 37 7 2 Power Board 715G2538 1 ...
Page 38: ...19 LCD Color Monitor ASUS VB191T S 38 ...
Page 39: ...19 LCD Color Monitor ASUS VB191T S 39 7 3 Audio Board 715G2098 1ASU ...
Page 40: ...19 LCD Color Monitor ASUS VB191T S 40 7 4 Key Board 715G2546 1 ...
Page 50: ...19 LCD Color Monitor ASUS VB191T S 50 10 Monitor Exploded View ...