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  • KDL-32W700B, KDL-42W700B, KDL-42W800B, KDL-42W805B, KDL-50W700B, KDL-50W790B, KDL-50W800B, KDL-50W805B, KDL-50W807B, KDL-55W700B, KDL-55W790B, KDL-55W800B, KDL-55W805B, KDL-55W807B

DOWNLOAD Sony KDL-32W700B / KDL-42W700B / KDL-42W800B / KDL-42W805B / KDL-50W700B / KDL-50W790B / KDL-50W800B / KDL-50W805B / KDL-50W807B / KDL-55W700B / KDL-55W790B / KDL-55W800B / KDL-55W805B / KDL-55W807B Service Manual ↓ Size: 29.74 MB | Pages: 127 in PDF or view online for FREE

Model
KDL-32W700B KDL-42W700B KDL-42W800B KDL-42W805B KDL-50W700B KDL-50W790B KDL-50W800B KDL-50W805B KDL-50W807B KDL-55W700B KDL-55W790B KDL-55W800B KDL-55W805B KDL-55W807B
Pages
127
Size
29.74 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LEVEL3
File
kdl-32w700b-kdl-42w700b-kdl-42w800b-kdl-42w805b-kd.pdf
Date
PREV: Sony KDL-60W840B / KDL-60W850B / KDL-60W855B / KDL-60W857B / KDL-70W830B / KDL-70W840B / KDL-70W850B / KDL-70W855B / KDL-70W856B / KDL-70W857B Service Manual

Sony KDL-32W700B / KDL-42W700B / KDL-42W800B / KDL-42W805B / KDL-50W700B / KDL-50W790B / KDL-50W800B / KDL-50W805B / KDL-50W807B / KDL-55W700B / KDL-55W790B / KDL-55W800B / KDL-55W805B / KDL-55W807B Service Manual ▷ View online

Chassis: RB2G, HE-L 
9
Chassis: RB2G, HE-L
Figure 1-3.   50”/55” Models
Figure 1-4.   Smart Core
Figure 1-2.   42” Models
Figure 1-1.   32” Models
TUS BOARD
SWITCH
UNIT
MAIN BOARD
(BAX BOARD) 
LD BOARD
SMART CORE
HSC2-S BOARD
WIRELESS
LAN CARD
BT MODULE
TUS BOARD
SWITCH
UNIT
MAIN BOARD
(BAX BOARD) 
LD BOARD
SMART CORE
TUS BOARD
SWITCH
UNIT
MAIN BOARD
(BAX BOARD) 
LD BOARD
SMART CORE
1-2. 
CIRCUIT BOARDS LOCATION
SECTION 1:  DIAGRAMS
Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 
10
SECTION 2:  TROUBLESHOOTING
[2.1 - NO POWER]
RB2G CHASSIS
W700B/ W800B
TROUBLESHOOTING
SECTION 2
2-1 No Power
2-1-2 No Power  AC Adaptor
No Power
2-1.  No Power
No Power
2-1-2. No Power  AC Adaptor
2-1-1.  General
NG
NG
Check STBY 3.3V 
L9107 or C9179
G* Board
Replace
Between G* Board  to
B* Board Harness
NG
OK
NG
OK
Check STBY 3.3V 
L9107 
Adapter
Replace
Between LD* Board to
B* Board Harness
OK
NG
OK
Replace
LD* Board
OK
Harness
B* Board
Harness
B* B
d
OK
LD* Board
 For HT, HM, change LD board.
 For HE, change Panel.
B Board
DC/DC converter check
NO POWER: Ayu2 control
B* Board
DC/DC converter check
NO POWER: Ayu2 control
Board
Name
Board PWB  (B side)
Detail
BAX
L9107
(L9107)
L9107
BAX
(C9179)
C9179
RB2G CHASSIS
W700B/ W800B
TROUBLESHOOTING
SECTION 2
2-1 No Power
2-1-2 No Power  AC Adaptor
No Power
2-1.  No Power
No Power
2-1-2. No Power  AC Adaptor
2-1-1.  General
NG
NG
Check STBY 3.3V 
L9107 or C9179
G* Board
Replace
Between G* Board  to
B* Board Harness
NG
OK
NG
OK
Check STBY 3.3V 
L9107 
Adapter
Replace
Between LD* Board to
B* Board Harness
OK
NG
OK
Replace
LD* Board
OK
Harness
B* Board
Harness
B* B
d
OK
LD* Board
 For HT, HM, change LD board.
 For HE, change Panel.
B Board
DC/DC converter check
NO POWER: Ayu2 control
B* Board
DC/DC converter check
NO POWER: Ayu2 control
Board
Name
Board PWB  (B side)
Detail
BAX
L9107
(L9107)
L9107
BAX
(C9179)
C9179
 
2.1-1 - NO POWER: GENERAL
 
2.1-2 - NO POWER: AC ADAPTOR
Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 
11
 
2.1-3 - NO POWER: DC/DC CONVERTER CHECK
RB2G CHASSIS
W700B/ W800B
Troubleshooting
2-1-3 No Power - DC/DC converter check
2 1 3. No Power  DC/DC converter check
START
Check 
C9007 
Voltage.
Is the voltage 1V?
Check F9105
no
yes
Check 
C9167
is 
it 1.18V?
yes
Check F9106
no
Check 
C9192 
Voltage.
Is the voltage 5V?
END
Check F9102
yes
no
yes
y
Check 
C9153
Voltage.
Is the voltage 3.3V?
Check F9104
no
yes
Check 
C9172 
Voltage.
Is the voltage 1.5V?
Check F9104
no
yes
Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 
12
RB2G CHASSIS
W700B/ W800B
Troubleshooting
BAX
Board PWB  (A side)
Detail
BAX
Board PWB  (A side)
Detail
BAX
F9105
C9007
BAX
BAX
F9102
C9192
Page of 127
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