Sony KDS-R50XBR1 Training Manual page 23

All Inputs:
Video 1,2,3 (Composite & S-Video )
Video 4, 5 (Component Video )
Video 6, 7 (HDMI)
Video 8 (PC IN)
ATSC, NTSC, SUB-NTSC Tuners (RF)
Memory Stick
i-Link
On-Screen Displays (OSD)
User Menu
QM Service Mode
TV Service Mode
WE Service Mode
Panel Service Mode
TVP-21
2005 SXRD No Video Troubleshooting
D
NOTE: Reference Chapter 5, Pages 57 – 61
No Video
for detailed flowchart step descriptions
GO TO
Video Distortion
Troubleshooting
Is Video Missing
No
on All Inputs ? Flowchart E
Check Separate
1,2,3 etc.
Inputs
Yes
Is RED
Yes Protection Mode
(Power/
Standby) LED Troubleshooting
Flashing?
Flowcharts C1,2,3, 4
No
Can
Can
Yes
User Menu or
any OSD be
QM OSD be
Displayed?
Displayed?
No
GO TO Only User menu
Optical Block and QM OSD
Troubleshooting missing.
All other OSD OK.
Flowchart F
NOTE: Check
connections between
DSU-Brd -and C-Brd
Replace
Q-Box
50" A-1152-713-A
60" A-1152-712-A
NOTE: Check LVDS
connection between
Q-Box and DSU-Brd
Flowchart D
NOTE: The main objective of
Flowchart E is to test individual
inputs
GO TO
Yes
No
ALL OSD's can
be Displayed
(No Video)
Replace
ASU/DSU Assembly
Go to Appendix for
Part # Tables A-1 & A-2
Troubleshooting Flowcharts
20