Sony KDL-65W950B Service Manual ▷ View online
KDL-65W950B 6
SECTION 2 - TROUBLESHOOTING
FLOWCHARTS AND DIAGRAMS
OVERALL BLOCK DIAGRAM
TUNER
VIDEO 2 CVBS/COMP
VIDEO 1 CVBS
CABLE/
HDMI 1 / MHL
SWITCH
UNIT
HFR
TCON
L
R
HEADPHONES
OUT
OPTICAL
AUDIO OUT
HDMI
SWITCH
EQ
ETHERNET
USB
HDMI 4
LVDS
AC IN
A/V
DECODER
VIDEO
PROCESS
WIFI
MIC
IR RX
LED’s
HIR
HSC2
SMART CORE
LD
BT
HDMI 2 /ARC
HDMI 3
USB
TUNER
AUDIO
AMP
TUNER
DEMODULATOR
ADC / DACAMP
MAIN BOARD
TUNER BOARD
ANTENNA
LCD PANEL
LED BACKLIGHTS
LOCAL DIMMING
POWER SUPPLY
BOARD
SWITCH
UNIT
G2A
BAX
USB
HUB
USB
HUB
CAMERA
KDL-65W950B 7
SECTION 2 - TROUBLESHOOTING
STANDBY LED BLINKING FLOWCHART
Protect
Shutdown.
Standby LED
Blinking
No
Yes
Power Supply
Board*
No
Yes
2X
Main Board*
3X
4X
No
Yes
5X
Yes
6X
No
7X
Immediately
LCD Panel*/
LD Board*
TCON*
(LCD Panel)
Yes
No
After a while
Check ventilation
10X
HEM3 Board
8X
Main Board*
Power Supply
Board*
No
Yes
10X
HEM3 Board
9X
Tuner Board*
Yes
No
Main Board*
*For Part Number information, refer to
“Section 4 - Exploded View/Part Number Information” on page 18
.
KDL-65W950B 8
SECTION 2 - TROUBLESHOOTING
NO 3D VIEWING
Double images
displayed on
screen?
Yes
Main Board*
No
Press “3D” button on
Remote Commander
and select
“Simulated 3D”.
Passive 3D
Glasses
View image with
Passive 3D
Glasses.
Double images
become one?
Yes
3D OK
No
3D Not Working
*For Part Number information, refer to
“Section 4 - Exploded View/Part Number Information” on page 18
.
KDL-65W950B 9
SECTION 2 - TROUBLESHOOTING
*For Part Number information, refer to
“Section 4 - Exploded View/Part Number Information” on page 18
.
VIDEO DISTORTION FLOWCHART
Video Distortion
Is distortion
across entire
screen?
Any horizontal
lines?
No
No
Yes
Yes
Improper or
missing
colors?
Yes
Main Board*
No
Vertical lines
or bars?
No
Yes
Lines
move when
wide-mode
changed?
Yes
No
TCON*
(LCD Panel)
Main Board*
LCD Panel*
Any single or
isolated vertical
lines?
Yes
LCD Panel*
More than 1
vertical band?
No
Yes
TCON*
(LCD Panel)
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