CONFIDENTIAL – DO NOT COPY
Page 10-
5
File No. SG-0184
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TROUBLE
OF
DC-DC
CONVERTER
Start
J1 PIN 9,10,11
J1 PIN 2,3,4,5
The voltage is about + 12V
while power switch on
1.J1 connection good
2.Check U9 GPIO Pin
3.Check power board
The voltage is about + 5V
1.Check power board
2.Check power cable
connection J1
U7 pin 5 6 7 8
The voltage is about +5V
while power switch on
1.J1 connection good
2. Check U9 GPIO Pin
U4 pin2
The voltage is about +3.3V
1.J1 to connection good?
2.Check U4
U6 pin 3
The voltage is about +9V
1.Check U9 GPIO Pin
2.Check U6
U5 pin2
The voltage is about +1.8V
1.Check J1 Connect
2.Check U5&L5
U14 pin2
The voltage is about +2.5V
while power switch on
1.Check U9 GPIO Pin
2.Check U14
END
U13 pin2
The voltage is about +1.25V
while power switch on
1.Check J1 Connect
2.Check U13
Summary of Contents for VIZIO P42HDTV10A
Page 1: ......
Page 27: ...CONFIDENTIAL DO NOT COPY Page 6 3 File No SG 0184 Main Board Block Diagram ...
Page 60: ...CONFIDENTIAL DO NOT COPY Page 8 28 File No SG 0184 ...
Page 61: ...CONFIDENTIAL DO NOT COPY Page 8 29 File No SG 0184 BLOCK DIAGRAM ...
Page 68: ...CONFIDENTIAL DO NOT COPY Page 8 36 File No SG 0184 Fig D READ TIMING WAVEFORMS ...
Page 69: ...CONFIDENTIAL DO NOT COPY Page 8 37 File No SG 0184 Fig E RESET TIMING WAVEFORM ...
Page 72: ...CONFIDENTIAL DO NOT COPY Page 8 40 File No SG 0184 Pin Configuration 400mil TSOP II x4 x8 x16 ...
Page 94: ...CONFIDENTIAL DO NOT COPY Page 9 2 File No SG 0184 3 5V DV50A CB15 4 3 3V DV33A U5 3 ...
Page 95: ...CONFIDENTIAL DO NOT COPY Page 9 3 File No SG 0184 5 2 5V DV25 CE42 6 1 8V DV18A U5 2 ...
Page 100: ...CONFIDENTIAL DO NOT COPY Page 9 8 File No SG 0184 3 3 3V DV33 C11 4 2 5V DV25 C185 ...
Page 101: ...CONFIDENTIAL DO NOT COPY Page 9 9 File No SG 0184 5 1 8V DV18 C64 6 1 25V 1V25_DDR C148 ...
Page 102: ...CONFIDENTIAL DO NOT COPY Page 9 10 File No SG 0184 7 1 2V DV12 C26 ...
Page 111: ...CONFIDENTIAL DO NOT COPY Page 10 7 File No SG 0184 TROUBLE OF THE DTV ...
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Page 205: ...CAM350 V 7 6 Tue Feb 07 05 50 42 2006 Untitled VCC SCH ...
Page 206: ...CAM350 V 7 6 Tue Feb 07 05 50 48 2006 Untitled Board ...
Page 207: ...CAM350 V 7 6 Tue Feb 07 05 50 50 2006 Untitled BotSilk ...
Page 208: ...CAM350 V 7 6 Tue Feb 07 05 50 51 2006 Untitled GND ...
Page 209: ...CAM350 V 7 6 Tue Feb 07 05 50 53 2006 Untitled Board ...
Page 210: ...CAM350 V 7 6 Tue Feb 07 05 50 54 2006 Untitled TopSilk ...
Page 211: ...CAM350 V 7 6 Tue Feb 07 05 50 55 2006 Untitled VCC ...
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