Sony KLV-32EX600 / KLV-40EX600 Service Manual ▷ View online
– 12 –
KLV-32, 40 EX600
RM-GA018
Green & Amber blinking
Check TCON_ON
at FB5619
on the BAA Board
BAA Board
Change BAA
BAA Board
G* Board
Panel(T-con)
about
about 5V : 22" Model
12V : ex. 22" Model
Low
High
NG
OK
NG
OK
Harness check:
1)
TCON to BAA board
2)
TCON to G* board
3)
LVDS cable
Harness
OK
NG
Check F6200 for
non-motionflow models
BAA Board
NG
OK
Check
TCON_VCC_12V
1) at JL6217
(non-motionflow models)
2) TCON_12V
At G*Board
(Motionflow models)
Note:
G* - Power Board
3-1-5. Panel ID Error
Audio Problem
Main Speaker No
Sound
HP Out No Sound
Mon Out No
Sound
*V1, V2, V3, D1 or
PC/HDMI analog
no sound?
Analog RF
no sound?
HDMI Audio
no sound?
USB Audio
no sound?
Refer "Main
Speaker No Sound"
* V1 = Video1, V2 = Video2,
V3 = Video3, D1 = Component1
Refer "Mon Out
No Sound"
Refer "HP Out
No Sound"
Refer "Analog
Audio Input
No Sound"
Refer "Analog RF
No Sound"
Refer "HDMI Audio
No Sound"
Refer "USB Audio
No Sound"
3-2. Audio Problem
3-2-1. Flowchart A
– 13 –
KLV-32, 40 EX600
RM-GA018
OK
Audio UI Setting, ok?
Main Spk No
Sound
Spk Wire,
Connector, ok?
Spk Impedance
7~8ohm, ok?
CN6200 pin1, 12.6V ok?
F4001
Ok?
IC4002 pin1 -> 3.3V
IC4002 pin2 -> 1.8V
IC4002 pin2 -> 1.8V
Ok?
NG
Correct UI
Change
spk wire
Change
main spk
Change BAA Board
NG
NG
OK
OK
OK
OK
NG
NG
Refer "Standby
LED Blink"
L4004, L4005,
L4006, L4007 -> 6~7Vdc, ok?
Amp IC NG
Amp IC /
Main IC NG
A
A
NG
OK
OK
NG
3-2-2. Flowchart B - Main Speaker No Sound
3-2-3. Flow Chart C -Monitor Out No Sound
Monitor Out No
Sound
Audio UI Setting, ok?
NG
Correct UI
RCA cable,
target unit, ok?
C4075 -> 9V
or F6300 -> 0ohm
or R4095 -> 3V, ok?
Change
RCA cable
/ target unit
Vcc NG /
Main IC
NG
Change BAA Board
OK
OK
OK
NG
NG
– 14 –
KLV-32, 40 EX600
RM-GA018
HP Out No
Sound
HP cable,
ok?
R4094 -> 3V, ok?
JL4011 -> 3.3V, ok?
(when insert HP)
Change HP
cable
Detection
NG
Main IC
NG
Change BAA Board
OK
OK
NG
NG
NG
OK
3-2-4. Flowchart D - HP Out No Sound
3-2-5. Flowchart E - Analog Audio Input No Sound
Analog audio
input no sound
Audio RCA cable,
ok?
Audio analog source,
ok?
Change
RCA cable
Change
audio source
Change BAA Board
NG
OK
NG
OK
– 15 –
KLV-32, 40 EX600
RM-GA018
Analog RF input
no sound
RF cable,
ok?
RF source,
ok?
Change RF
cable
Change RF
source/channel
Raster sound,
ok?
Refer
"Speaker No
Sound"
Tuning,
ok?
Refer "Tuner
Problem"
UI setting, ok?
(TV System, AFT, Audio Filter)
Correct UI
Change BAA Board
NG
OK
NG
OK
NG
NG
NG
OK
OK
OK
3-2-6. Flowchart F - Analog RF No Sound
3-2-7. Flowchart G - HDMI Audio No Sound
HDMI Audio
input no sound
HDMI cable,
ok?
HDMI source,
ok?
Change
HDMI
cable
Change HDMI
source
NG
OK
NG
Change BAA Board
OK
*HDMI sound
format ok?
Change to
supported format
OK
NG
* Please refer to IM for supported HDMI
audio format.
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