Sony KDL-32V5500 / KDL-40V5500 / KDL-46V5500 / KDL-52V5500 Service Manual ▷ View online
– 8 –
KDL-32, 40, 46, 52 V5500
RM-GD007, C003
2
,
5
,
7
,
10
,
13 blink
s
,
No Video/No BL, No Power
176-264VAC
Inlet on
3.3V_DC
CN1300 3PIN on
BA Board
Does Power
Button work?
BA Board
Yes
Yes
Yes
AC Cable or AC Inlet
Switch Unit
No
No
No
88-132VAC
Inlet on
G2BE,G5,IP1,IP2,
D5N,D6N
G2BE,G5,IP1,IP2,
D5N,D6N
G2BE,G5,IP1,IP2 or D5N or D6N
(No STBY 3.3V)
(No STBY 3.3V)
Destination
Taiwan
E, Hong Kong
SECTION 3
TROUBLESHOOTING
3.1 Flowchart
3-1-1. FLOWCHART A (i)
3-1-1. FLOWCHART A (
ii
)
No
No
Yes
Yes
No Power/Shu
t
down/No picture
Try On/Off
at Main SW
at Main SW
and with Remote Commander
Is it
LED(STBY)
indicator turn
on or blinked?
on or blinked?
Power Source is out of order.
Other Circuit Block is out of
order except for Power board.
Other Circuit Block is out of
order except for Power board.
Check STBY3.3V Vcc Line and
Circuit.
Is it correct
Connection at
Wire harness?
Check Harness holder and Header
pin and Wire harness.
Is it bended or damaged?
(If it so on,replace it to new one.)
Count blink
and replace board to obey
with 2-6 triage chart.
Reference Section 3.2
Board Replacement Order
– 9 –
KDL-32, 40, 46, 52 V5500
RM-GD007, C003
Only
Speaker
out?
HDMI
Problem?
Analog
Channel
Problem?
Digital
Channel
Problem?
BA Board
No
No
No
No
UI of
Audio Setting
correct? Volume,
TV Speaker
BA Board
BA Board or RF module
BA Board or RF module
Set correctly or
reset by menu
Check Speaker
BA board
No
Yes
Yes
3-1-2. FLOWCHART B
– 10 –
KDL-32, 40, 46, 52 V5500
RM-GD007, C003
BA Board
Video
Problem
All inputs
have
problem?
HDMI
Problem?
Analog
Channel
Problem?
Digital
Channel
Problem?
No
No
No
No
BA Board
BA Board
BA Board
Check LVDS harness connection
Or BA board or Panel
No
Yes
Yes
Backlight
turn on?
BA Board
3-1-3. FLOWCHART C
– 11 –
KDL-32, 40, 46, 52 V5500
RM-GD007, C003
No
No
Yes
Yes
Yes
No
Yes
Panel Problem
Backlight
turn on ?
turn on ?
Pannel Problem
Check T-con and the other Parts
Re-connect LVDS wire at T-con and
BA board side.
Check conntacted pin!
Isn't it broaken?
Count blink
and replace board to obey
with 2-6 triagechart.
Reference Section 3.2
Board Replacement Order
Is it
LED(STBY)
indicator
blinked?
blinked?
Is it correct
Connection at
LVDS Wire
harness?
BA board Problem
Check Micon and control
line
3-1-
4
. FLOWCHART D
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