DOWNLOAD Sony KLV-46W380A / KLV-46X300A / KLV-52W380A / KLV-52X300A Service Manual ↓ Size: 14.24 MB | Pages: 87 in PDF or view online for FREE

Model
KLV-46W380A KLV-46X300A KLV-52W380A KLV-52X300A
Pages
87
Size
14.24 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
klv-46w380a-klv-46x300a-klv-52w380a-klv-52x300a.pdf
Date
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Sony KLV-46W380A / KLV-46X300A / KLV-52W380A / KLV-52X300A Service Manual ▷ View online

KLV-46/52X300A, 46/52W380A (CH)     3-11
Audio 
problem
Only 
Speaker 
out?
YES
NO
UI setting 
correct?
Volume, SP 
off/On
HP Link
Analog 
Channel 
Problem
? 
Digital 
Channel 
Problem? 
HDMI 
Problem
? 
Set correctly or 
reset by menu.
Check 
Speaker 
AG board
NO
YES
NO
NO
Check
FB2 board
AG Board
Check
TUG board
AG Board
Check
AG Board
YES
YES
YES
NO
Check
AG Board
3-5. AUDIO PROBLEM (Flow Chart_D) 
KLV-46/52X300A, 46/52W380A (CH)     3-12E
Video 
problem
All inputs 
have 
problem?
YES
NO
Analog 
Channel 
Problem
? 
Digital 
Channel 
Problem? 
HDMI 
Problem
? 
Check
LVDS harness 
(FB2 and Panel)
GF1(GF2) / DF boards
FB2 board
Panel Module
NO
NO
Check
FB2 board 
HW2 board
Check
TUG board
AG board
FB2 board
Check
FB2 board
AG board
YES
YES
YES
NO
Check
FB2 board
AG board
NO
Check
FB2 board
YES
YES
Back Light 
turn on?
OSD 
appear?
NO
Check
LVDS harness 
(FB2 and Panel) 
FB2 board
Panel Module
3-6. VIDEO PROBLEM (Flow Chart_E) 
KLV-46/52X300A, 46/52W380A (CH)     4-1E
SECTION 4
DIAGRAMS
4-1. CIRCUIT BOARDS LOCATION
(1)
KLV-46X300A
(2)
KLV-52X300A
HW2 board
FB2 board
H4 board
AG board
H1 board
H3 board
DF2 board
DF3 board
UB1 board
GF1 board
TUG board
HW2 board
FB2 board
H4 board
AG board
H1 board
H3 board
DF4 board
DF5 board
UB1 board
GF2 board
TUG board
(3)
KLV-46W380A
(4)
KLV-52W380A
FB2 board
DF3 board
DF2 board
AG board
TUG board
GF1 board
HW3 board
HW1 board
HW2 board
UB2 board
FB2 board
DF5 board 
DF4 board 
AG board
TUG board
GF2 board
HW3 board
HW1 board
HW2 board
UB2 board
KLV-46/52X300A, 46/52W380A (CH)     5-1
SECTION 5
EXPLODED VIEWS
NOTE:
• Items with no part number and no description are
not stocked because they are seldom required for
roution service.
• The construction parts of an assembled part are
indicated with a collation number in the remark
colum.
• Items marked " * " are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
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