Sony KDL-32R324D / KDL-40R354D / KLV-32R326D / KLV-40R356D Service Manual ▷ View online
START
Reinsert LVDS Flat
Flexible Cable (FFC) at B* Board and
Panel Side. Make sure FFC is
taped properly.
Replace LVDS Flat Flexible
Cable (FFC)
Replace B-Board
B* Board Issue
Incorrect FFC
Insertion
LVDS
Cable Issue
Replace
*O-Cell or *Panel Module
Panel or O-Cell Issue
TV Boots Up
Normally
Normally
5x Blinking Still
Happens
TV Boots Up
Normally
Normally
TV Boots Up
Normally
Normally
TV Boots Up
Normally
Normally
* O-Cell or Panel
Module replacement
depends on service
capabilities
5x Blinking Still
Happens
5x Blinking is Still
Observed
END
3-2. Standby LED Blinking
3-2-4. 5 times blinking
3-2-4. 5 times blinking
21
5x Blinking Happens
Troubleshooting
3-2. Standby LED Blinking
3-2-5. 6 times blinking
3-2-5. 6 times blinking
22
Troubleshooting
6x blinking
Check harness at CN9000
NG
Connect Harness and try again
Check F9001 continuity
Check voltage at CL9001
Check voltage at CL9002
Install board
on another panel
Re-download SW
Change fuse:
•Part No: 1-576-270-21
SW issue
Panel issue
OK
OK
OK
OK
OK
Change board
OK
NG
NG
NG
NG
Change board
NG
Perform this checking while
the board is turning ON
(before go to 6x blinking)
2.5V – 3.3V
0V
0V
0.5V – 1.3V
23
Troubleshooting
X6 Standby LED Blinking : Board Layout
CN9000
Figure 1: CN9000 location
GND
CL9001
CL9002
Figure 2: LED Driver Circuit portion in BA2-P board
F9001
3-3. No Picture
3-3-1. General
3-3-1. General
24
Troubleshooting
No Picture
Check Input Source:
-Tuner
- MHL/HDMI
-Video/Component
Replace LVDS FFC
Harness
Check
PANEL_VCC_SW
+12V voltage
at Via Hole
R8612
on
B-Board
LVDS FFC
Harness
Problem
Adaptor
or +12V DDCON
Problem
Input
OK
Still No
Picture
BL_ON
OK
Replace B-Board
B-Board Issue
Picture OK
CHECK BL_ON on
B-Board at
CL9000
.
HIGH (+3.3V)
: OK
LOW (0V)
: NG
Backlight or LED
Driver Problem
BL_ON NG
Change
Panel
Module*
or
O-Cell*
Picture OK
Still No
Picture
Picture
+12V NG
+12V
OK
END
* O-Cell or Panel Module
replacement depends on service
capabilities
replacement depends on service
capabilities
Panel or O-Cell
Issue
Picture OK
Replace Input
Source
Input NG
Click on the first or last page to see other KDL-32R324D / KDL-40R354D / KLV-32R326D / KLV-40R356D service manuals if exist.