Sony KLV-20S400A / KLV-32S400A / KLV-37S400A / KLV-40S400A Service Manual ▷ View online
KLV-20/32/37/40S400A (CH) 1-16E
KLV-20S400A
1-4-5. SPEAKER AND H3S BOARD REMOVAL
1-4-6. LCD PANEL REMOVAL
1
Loudspeaker
2
Loudspeaker
3
H3S board
Claw
1
LCD panel
2
Bezel assy
KLV-20/32/37/40S400A (CH) 2-1
SECTION 2
DIAGRAMS
2-1. BLOCK DIAGRAM
OP AMP
NEW
(S)Video1
(S)Video2
Video3
Audio out
(Fix/Var)
Component 1
Component 2
Monitor Out
TAS
New
Memory
2XDDR 2
16MX16bit
Audio Amp
New
Sub
Chroma
HP
PC
PC Audio in
General
EEP
EEP
HDMI 2
HDMI 1
HDMI 3
DVI Audio
HDMI Switcher
Panel
Conventional
NEW
Backlight
INVERTER
USB
I2S
Or
ANA L/R
Alps
New
In7
In1
In2
In3
In4
In5
In6
In1
In2
In3
In4
In5
In6
Out3
Aux
Out1
Out2
FRC model
=> New
=> New
LPF
LPF
LPF
ITU 656
Hotel
VCT-P
remium
New
V1
V2
V3
YUV1
YUV2
RGB/H/V
Vo2
Vo1
HDMI 1/2/3
TV
SIF
LVDS
DDR
SCL/SDA
TV_AU
STBY
EEP
EEP
ECS
HDMI_AU
In8
In9
STBY/HOST
Micro
NEW
*
TAS
EEP
EEP
New
KLV-20/32/37/40S400A (CH) 2-2E
(2)
KLV-37S400A
2-2. CIRCUIT BOARDS LOCATION
(1)
KLV-32S400A
Switch Unit
BG1 board
GP board
HG4 board
Switch Unit
BG1 board
Power unit
HG4 board
Switch Unit
HG4 board
BG1 board
IP5 board
(3)
KLV-40S400A
(4)
KLV-20S400A
H3S
board
GD
board
BG1 board
H1S
board
KLV-20/32/37/40S400A (CH) 3-1
SECTION 3
EXPLODED VIEWS
NOTE:
• Items with no part number and no description are
not stocked because they are seldom required for
roution service.
roution service.
• The construction parts of an assembled part are
indicated with a collation number in the remark
colum.
colum.
• Items marked " * " are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
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