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

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
Chassis: RB2G, HE-L 
13
RB2G CHASSIS
W700B/ W800B
Troubleshooting
BAX
Board PWB  (A side)
Detail
BAX
F9104
C9153
BAX
F9104
C9172
C9172
Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 
14
RB2G CHASSIS
W700B/ W800B
Troubleshooting
BAX
Board PWB  (A side)
Detail
BAX
F9106
C9167
Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 
15
 
2.1-4 - NO POWER: AYU2 CONTROL
RB2G CHASSIS
W700B/ W800B
Troubleshooting
2-1- 4 No Power : Ayu2 control
2-1- 4. No Power : Ayu2 control
No Power
No Power
Check 
STBY_+3.3V
at 
AYU2
(F11, G11, K13 pin
Look for 
AC_MON line 
at
CN9101 pin10 or G-board
NG
NG
Check 
AC_MON
at 
AYU2
look for where 
STBY +3.3V is NG.
(
,
,
p
 C7348)
at 
CN9101 pin10 or G board
(C6 pin 
 C9131)
STBY_ 3.3V is NG.
Look for 
MAIN_POWER line 
NG
Check 
MAIN_PWR
at
AYU2
OK
Check 
STBY_+1.8V
at 
AYU2
look for where 
OK
NG
Check 
STBY_+1.0V
look for where
at 
CN9101 pin21 or replace AYU2
at 
AYU2
(A9 pin 
 C9109)
OK
NG
Check
REG+12V
(K5, L5, L10, J7 pin 
 C7349)
STBY_+1.8V is NG.
OK
NG
at 
AYU2
(N13, P13 pin 
 C7350)
Check Xtal oscillation
OK
look for where
STBY_+1.0V is NG.
NG
G-board 
NG
Check 
REG+12V
at 
CN9101 pin23
OK
NG
Check Xtal oscillation
X7302, 32.768KHz
(A7, B7 pin 
 R7386)
NG
Replace 
X7302 or Ayu2
OK
It might be power supply problem
Please refer 
"DC/DC converter check" sheet
Or
Check 
"STBY LED BLINKING"
Chassis: RB2G, HE-L
Chassis: RB2G, HE-L 
16
RB2G CHASSIS
W700B/ W800B
Troubleshooting
Board
Board PWB  (B side)
Detail
Board
Name
Board PWB  (B side)
Detail
BAX
(C7348)
C7348
Page of 127
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