Sony KDL46XBR10 Training Manual page 34

Video Failure
No
No video or
Video
distorted
video?
Distorted
No
All inputs?
Yes
No
Distortion
Stationary ?
Yes
Thin
Yes
horizontal or
vertical lines ?
No
Appears on
Yes
most or all of
screen?
No
LCD panel
CTV-62
All inputs?
No
Media Receiver
BUB Board
Media Receiver
BUB Board
Media Receiver
BUB Board
LCD panel
Monitor
QTM board
VIDEO FAILURE TROUBLSHOOTING FLOWCHART
UNPLUG LARGE
LVDS
Yes
CONNECTOR ON
QTM BOARD OF
MONITOR
FIGURE 5-4
Chapter 5 - Monitor Circuit Description
Test patterns Yes Media Receiver
appear ? BUB Board
No
Monitor
QTM board
31