Vizio VP50HDTV10A Service Manual page 38

Block 2
start
No No
HDMI's chip
Check U38's power Check U2's +5V_SW
communicate with
Pin 44,35 pin 7,8
SM5964,is ok?
Yes
Check Y3
11.0592MHz
Yes
No
Check U38's UART Check U20 No
TxD pin 13 pin 16 +5V U20 fail
RxD pin 11 Pin 10 output select=high
Yes
No
Check R143,R144 U13 fail
15
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