Sony KDL-32NX650 / KDL-40NX650 Service Manual ▷ View online
TROUBLE SHOOTING
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3-1. Skype MALFUNCTION 2/2
Far end
Auto-Focus work?
Sound quality?
Call Skype sound test
Move unit away
Sound
quality
quality
No
No
NG
Video/Audio quality?
Auto-Focus work?
No video?
Call Skype sound test
from speaker
No video
OK
NG
Yes
Yes
Network speed
or
far end system issue
Enough network speed?
Far end setting/system
Skype unit
Yes
Manual Focus work?
Skype unit
No
Yes
Check Auto-Focus area
Segment
Size
B*
Board
Type
G*
Board
Type
77
KDL-32/40NX650
P-2S
32
BAPS
GL2
P-2S
40
BAPS
GL6
TROUBLE SHOOTING
P
t
P
t
PWB D
i
P
t L
ti
3-11. Troubleshooting Reference
3-11-1. BAPS ( A Side )
Parts
Location
Parts
PWB Drawing Parts Location
IC6001
C
Note: Refer to each Troubleshooting
for details information.
for details information.
C
A
D
E B
IC6001
IC6003
D
Parts
Location
Parts
PWB Drawing Parts Location
F6001
D
IC6003
CN6001
A
E
F6001
F6003
CN6001
B
78
F6003
KDL-32/40NX650
P
t
P
t
PWB D
i
P
t L
ti
TROUBLE SHOOTING
3-1
-2. BAPS ( B Side )
Parts
Location
Parts
PWB Drawing Parts Location
JL6001
C
Note: Refer to each Troubleshooting
for details information.
for details information.
JL6001
JL6002
D C
D
JL6001
JL6002
E
F
JL6005
A
B
E
Parts
Location
Parts
PWB Drawing Parts Location
F4601
JL6005
JL6017
A
F
F4601
IC4601
JL6017
IC4601
B
79
KDL-32/40NX650
SEC 4. DIAGRAMS
4-1. BLOCK DIAGRAM
TCON
P
A
N
N
E
L
Ether
PHY
Ether
USB1
USB
HUB
Current
Limit
USB3
Wifi
[ASCOT2SR] IF1
Aerial
Silicon
Tuner
5V
X_
SY
ST
EM
1_R
ST
X_
SYST
EM
1_
RS
T
MS
H Con.
LNA
2Gb
Muxed
2Gb
4Gb
DDR3
DDR3
[RTL8201F]
[TPS2553DBV]
Limit
[TPS2553DBV]
[GL850G]
X’tal
4M
USB2
Current
5V
I2CB
DMD_RST
DMD_CLK_ENABLE1
DMD_CLK_ENABLE2
(GA only)
L
EQ SW
HDMI1
(ARC)
HDMI2
TMDS1
DDC1
HPD1
CEC1
TMDS2
DDC2
HPD2
CEC2
SYSTEM2_PWR
I2CA
[Sil9287B]
[
]
X_SYSTEM1_RST
DDC REG 12V
Crystal
DDC_5V_1
DDC_5V_2
IF1
1.5V
TS
1.2V
SYSTEM1_PWR
DDC REG 12V
ARC
LVDS_ODD
I2
CC
BI
NT
(W
P
)
2Gb
4Gb
12M
X’tal
41M
DDC3
TMDS3
I2CB
(
y)
T-
CO
N_
VC
C
(1
2V)
LU
T_
SEL
1
LU
T_
SEL
0
LU
T_
SEL
2
LVDS_EVEN
Reset
X’tal
TMDS
DDC
CEC
er_
Co
nt
ro
l
MAIN PWR
BACKLIGHT_ON
BACKLIGHT_MON
X’tal
Pow
er
COMP_Y
S1.8V
LDO
3.3V
LDO
DDC
5V
STBY 3.3V
2.5V
LDO
TCON-ON
SYSTEM2_PWR
DDC
REG_12V
T-CON_VCC
REG12V
AUDIO_12V
REG_12V
JTAG
S1.2V
LDO
3.3V
/RST
AC_MON
Reset
AUDIO_12V
REG12V
DDC REG_12V
3.4V
LDO
SYSTEM2_PWR
3.3->1
HDMI_ARC
[PST3629]
GND
8K
48M
32.76
Push
HDMI3
HDMI4
HPD3
CEC3
DDC4
HPD4
CEC4
CEC4
DDC_5V_3
DDC_5V_4
TMDS4
PWM_DIMMER
DC_DIMMER
Temp
Atreyu
Po
w
e
_
TL-JIG
UARTA(LOG)
ACT_STBY
AC_MON
I2CA
UARTA(LOG)
UARTC(ECS)
VIDEO_CV
COMP_Y
COMP Pb
VIDEO_CV
VideoA_Det
I2CA(EQSW,TempSensor)
I2CB(Ext Demod/AudioAMP)
I2CC (Panel)
Reset
UARTC(ECS/Hotel)
CVBS
VIDEO1_LR
UARTD (VPC_LOG)
PC
_R
G
UARTD(VPC_LOG)
Blinking(32inchand over)
Temp
Sensor
PC
KEY
PC_G
PC_R,PC_G,PC_B,PC_H,PC_V
PC_LR
LineOut LR
Power_KEY
KEY
PC_5V, PC_DDC
PC_CON_Det
COMP_LR
PC_LR
COMP_LR
I2CA
PWM_DIMMER
(Service)
COMP_Pb
COMP_Pr
PC_V
COMP
COMP_Y,Pb, Pr
VideoB_Det
VIDEO1_LR
Tuner_LR
PC_G
PC_B
PC_R
PC_H
Cr_Det
Temp Sensor
DMD RST
Blinking
DEBUG_LED2
DEBUG_LED3
DMD_CLK_ENABLE1
PANEL_PWR
DMD_CLK_ENABLE2
Sircs
SIRCS
LPF
G
B_
EN
For HOTELIRPass through
For HOTEL IR Passthrough
(GA/CH/HK/TW)
SW
SIRCS
HOTEL_IR_SW
DC_DIMMER
[LM75B]
Audio
SPDIF
LED
SPDIF
LineOut_LR
Light_Sensor_Det
STBY_LED
POWER_LED
HP/Line OutLR
HP_/Line Out Det
OPAMP
[TPA6138A2]
Tuner_LR
AC
_
PO
W
W
PO
W
W
RE
C
X_
S
DC
_
KE
Y
Lig
h
h
AC
T
DE
B
BA
C
X_
A
X_
A
PA
N
PC
_
CR
_
TIMER_LED
PIC_MUTE_LED
REC_LED
DMD_RST
X_AUDIO_MON
ST
B
TI
M
MA
I
Light Sensor
BI
NT
Main Speaker_Out_LR
Atreyu_SPDIF
BA
C
SY
S
S
SY
S
S
PI
C
_
HDMI_ARC
HP/Line
Out
NM
HP_DET
PC_RGB_EN
DC
_
PS
_
HO
T
T
LU
T
LU
T
LU
T
TC
O
VI
D
VI
D
Audio
Power AMP
Main
SPEAKER
X_SYSTEM1_RST
X_AUDIO_MUTE1
[YDA175 ]
H/L
MainSpeaker_Out_LR
_MON
WER
_K
EY
WER
_L
E
D
C_L
ED
S
YST
EM
1_
EM
1_
RS
T
_MO
N
N
Y
ht_S
en
so
r_
D
et
T_S
TB
Y
BUG
_LE
_LE
D
1
CKL
IG
H
T_M
O
N
A
UD
IO
_M
U
TE1
A
UD
IO
_M
U
TE2
N
EL
_P
W
R_D
et
_CO
N_
N_
DE
T
_DE
T
B
Y_
LED
M
ER_
LE
D
N_
PW
R
T/P
anel
less
less
AUDIO_MON
CKL
IG
H
T_O
N
S
TEM
2_
PW
R
S
TEM
1_
PW
R
_MU
TE_
TE_
LE
D
AnalogVideo
DigitalVideo/TS/TMDS
AnalogAudio
UART
Digital Audio
I2C
AnalogSignal
PWM
SPI
Panelless
X_FAULT
I
_5V
_D
et
_ST
AT
U
S(no us
e)
TEL
_IR
_S
W
T_S
EL
2
T_S
EL
1
T_S
EL
0
O
N_
RD
Y
Y
EO
A_
D
ET
EO
B_
DET
80
KDL-32/40NX650
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