Trouble Shooting - Vizio VM60P HDTV10A Service Manual

Chapter 10
PDP display nothing (Component/ AC on/ off default)
START
LED backlight
is amber?
YES
LED backlight
is white?
YES
Is picture on
screen?
YES
PDP display nothing (Component1, 2 without Y signal)
Is YPbPr
signal on?
ONFIDENTIAL – DO NOT COPY

Trouble shooting

N0
Check AC power cord
Check internal CN3 cable
Pin 1,2,3 +5V
N0
Pin 7,8 +12V
Check internal CN5 cable
Pin 3 PS_ON (high)
N0 Check internal CN5 cable
Pin 2 VS_ON (high)
Check internal CN18
LVDS cable connect
YES
correctly between
panel and M/B?
Check component (Y signal)
N0
C163,C170
Is there sync?
Yes
Use GProbe connect from main to PC
Does scaler detect the signal?
YES Check internal CN5 cable
Pin 1 PDP_+5Vsb
N0 Check fuse open?
F1 +5V
F3 +12V
N0
YES Press Menu or Info.
Is there any OSD logo
N0
NO
Check CN18 pin 21
(I2C_READY) is high?
Trace component from input to U9 circuit
N0
1 Check R574, C391, R213
2 Check R581, C394, R234
N0
U9 fail
YES Check fuse open?
F4 PDP_+5Vsb
NO
Panel power fail
YES
Fuse fail
N0
Check U5.2 3.3V
N0
Check U7.2 1.8V
N0
Check U8.2 2.5V
YES
Check input source
Remove R97
NO
Check U9 (FLI8668) pin
AD14 is high?
Block 1
File No. SG-0214
YES
U5 fail
U7 fail
U8 fail
U9
FAIL
Page 10-1