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KDL-55X4500 (CH)     1-9E

8

 Two screws

   (+BVTP2 4X16)

2

 LED bracket

1

 H3VM board

3

 H4 board

4

 Guide light

5

 Touch holder

6

 Touch sensor

      module

7

 Touch sheet

0

 Bezel (55) assy

9

 LCD panel

KDL-55X4500 (CH)     2-1

Reference

Symptoms - (dead set)

Video - distorted or missing

2

5

6

7

8

9

13

No

No Video

No Video

No Video

No Tuner

No

No

Blinks

Blinks

Blinks

Blinks

Blinks

Blinks

Blinks

Power

BL OK

No BL

BL OK

Video OK

HDMI

Audio

OSD OK

  No OSD

ACW Board
FBA Board
CB1 Board (46"/55")
K2 Board
G6/G7 Board (55")
GL Board (46"/55")
D4 Board (40")
Panel Module
LVDS cable between FBA Board
and CB1 Board
Joint connector of AAS Board and
FBA Board
Flowchart Reference

C

C

C

C

C

C

C

B

E

E

E

E

E

D

Problem

Low B+ T-CON

BL

Temp

Audio

FAN

Balancer

: Doubtful part
: just a few possibility

KDL-55X4500 (CH)     2-2

Trouble

YES

Set Power

NO

Self diagnosis

See
2-2-1. No Power
    

(Chart B)

YES

See
2-2-3. Self Diagnosis
    

(Chart C)

NO

See
2-2-4. Audio Problem
    

(Chart D)

See
2-2-5. Video problem
    

(Chart E)

Audio

Video

YES

Set Reboots

-

NO

See
2-2-2. Set Reboots

KDL-55X4500 (CH)     2-3

2-2-1. NO POWER (Chart B)

YES

No RED LED

Blinks

NO

5VDC

CN2800 7pin

on FBA board

See  
RED BLINKS
(Chart C)

NO

G6 board
(No STBY5V)

YES

NO

110-240VAC

CN6000 on

G6 board

YES

AC cable or AC inlet

No Power

(No relay clicks)

YES

Power key

doesn’t work

NO

H1VM board

ACW board