Dell 1907FPc
56
White screen
White screen
Measure Q603 base
is high level?
X301 oscillate
waveform is normal
Check Q602, Q603 is broken
or CN501 solder?
Check Correspondent
component.
Replace PANEL
Check Correspondent
component.
Replace U401
OK
OK
OK
Replace X301
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
www.ma163.com 电子技术资料网
Содержание 1907FPc
Страница 23: ...Dell 1907FPc 23 4 4 2 Optical Characteristics For LTM190EX L01 panel www ma163 com 电子技术资料网 ...
Страница 24: ...Dell 1907FPc 24 For LM190E03 TLB4 panel www ma163 com 电子技术资料网 ...
Страница 25: ...Dell 1907FPc 25 5 Block Diagram 5 1 Monitor Exploded View www ma163 com 电子技术资料网 ...
Страница 26: ...Dell 1907FPc 26 www ma163 com 电子技术资料网 ...
Страница 30: ...Dell 1907FPc 30 5 3 2 Inverter Power Board www ma163 com 电子技术资料网 ...
Страница 40: ...Dell 1907FPc 40 7 PCB Layout 7 1 Main Board www ma163 com 电子技术资料网 ...
Страница 41: ...Dell 1907FPc 41 7 2 Inverter Power Board www ma163 com 电子技术资料网 ...
Страница 42: ...Dell 1907FPc 42 www ma163 com 电子技术资料网 ...
Страница 43: ...Dell 1907FPc 43 7 3 USB Board 715G1666 E 715G1665 A 2 7 4 Key Board www ma163 com 电子技术资料网 ...
Страница 109: ...Dell 1907FPc 109 www ma163 com 电子技术资料网 ...
Страница 110: ...Dell 1907FPc 110 www ma163 com 电子技术资料网 ...
Страница 111: ...Dell 1907FPc 111 Type 4 750GLS90X2111Z LTM190EX L21 www ma163 com 电子技术资料网 ...
Страница 112: ...Dell 1907FPc 112 www ma163 com 电子技术资料网 ...
Страница 113: ...Dell 1907FPc 113 www ma163 com 电子技术资料网 ...