Read Sony KDL-26EX550 / KDL-32EX550 / KDL-32EX650 / KDL-40EX650 / KDL-46EX650 Service Manual online
KDL-26/32EX550, 32/40/46EX650(CH)
124
DIAGRAMS
4-1-2. KDL-32EX550
TCON
P
A
N
N
E
L
Reset
Ether
PHY
X’tal
Temp
Sensor
Audio
Power AMP
EQ SW
Atreyu
HDMI1
(ARC)
HDMI2
PC
SPDIF
Main
SPEAKER
Ether
KEY
LED
TMDS1
DDC1
DDC1
HPD1
CEC1
PC_G
PC_R,PC_G,PC_B,PC_H,PC_V
PC_LR
TMDS
DDC
CEC
SPDIF
Line Out_LR
Power_Control
MAIN_PWR
Power_KEY
KEY
Light_Sensor_Det
STBY_LED
POWER_LED
TL-JIG
UARTA(LOG)
BACKLIGHT_ON
PWM_
DIMMER1
BACKLIGHT_MON
TMDS2
DDC2
DDC2
HPD2
CEC2
PC_5V, PC_DDC
SYSTEM2_PWR
PC_CON_Det
COMP_LR
HP/Line Out LR
HP_/ Line Out Det
X_SYSTEM1_RST
X_AUDIO_MUTE1
PC_LR
COMP_LR
ACT_STBY
OPAMP
[TPA6138A2]
[YDA175]
H/L
Main Speaker_Out_LR
AC_MON
I2CA
I2CA
DC_
DIMMER2
USB1
USB
HUB
X’tal
Power
Tuner_LR
Current
Limit
USB3
Wifi
Wifi
AC
_M
ON
POWE
R_
KEY
KEY
POWER_LED
RE
C_
LED
C_
LED
X_
SYSTEM1_R
SYSTEM1_R
ST
PWM_DIMMER
DC_MON
KEY
Light_Sensor_Det
UARTA (LOG)
ACT_STBY
DEB
U
G_LED1
UARTC(ECS)
[ZHUI2]
[Sil9287B]
(Service)
[ASCOT2SR]
I2CB
Cable
IF2
IF1
SW
X_SYSTEM1_RST
Aerial
Silicon
Tuner
Ext Demod
VIDEO_CV
COMP_Y
COMP_Pb
COMP_Pr
COMP_Pb
COMP_Pr
PC_V
COMP
VIDEO_CV
COMP_Y, Pb, Pr
VideoB_Det
VideoB_Det
VIDEO1_LR
Tuner_LR
VideoA_Det
PC_G
PC_B
PC_R
PC_H
PC_B
PC_R
PC_H
COMP_Y
Cr_Det
S1.8V
LDO
3.3V
LDO
LDO
DDC
5V
STBY 3.3V
2.5V
LDO
LDO
TCON-ON
SYSTEM2_PWR
DDC
REG_12V
T-CON_VCC
REG12V
AUDIO_12V
REG_12V
BACK
LIGHT_
MON
X_
AUDIO
AUDIO
_
MUTE1
X_
AUDIO
AUDIO
_
MUTE2
PAN
E
L
_P
W
R
W
R
_D
e
e
t
5V
PC
_C
ON_
_C
ON_
D
ET
Crystal
CR
_D
ET
ET
TIMER_LED
PIC_MUTE_LED
REC_LED
Temp Sensor
I2CA (EQSW, Temp Sensor)
I2CB (Ext Demod/AudioAMP)
I2CB (Ext Demod/AudioAMP)
DMD_RST
X_AUDIO_MON
STBY_LED
TIMER_
L
E
D
MA
IN_
P
WR
Blinking
DDC_5V_1
DDC_5V_2
JTAG
Light Sensor
BI
N
N
T
/Panel l
ess
IF1
Main Speaker_Out_LR
S1.2V
LDO
AUDIO_MON
DEBUG_LED2
DEBUG_LED3
DMD_CLK_ENABLE1
PANEL_PWR
Atreyu_SPDIF
BACK
LIGHT_
ON
SYSTEM2_P
W
R
R
SYSTEM1_P
W
R
R
PIC
_
MUTE
_LE
D
1.5V
3.3V
I2CC (Panel)
DMD_CLK_ENABLE2
HDMI_ARC
DMD_RST
DMD_CLK_ENABLE1
DMD_CLK_ENABLE2
X_SYS
T
EM1_
RS
T
X
_
SYSTEM1_
RST
Reset
UARTC (ECS/Hotel)
Analog Video
Digital Video/TS/TMDS
Analog Audio
UART
Digital Audio
I2C
Analog Signal
PWM
SPI
MS
TS
/RST
Panelless
AC_MON
Reset
H Con.
HP/Line
Out
X_FAULT
Sircs
SIRCS
AUDIO_12V
REG12V
1.2V
SYSTEM1_PWR
DDC
REG_12V
3.4V
LDO
LDO
SYSTEM2_PWR
NMI
HP_DET
PC_RGB_EN
PC_RGB_EN
CVBS
ARC
VIDEO1_LR
3.3->1
LVDS_ODD
I2
C
C
HDMI_ARC
UARTD (VPC_LOG)
LPF
PC_
R
GB_E
N
UARTD(VPC_LOG)
BINT(
W
P)
LNA
DC_5V_Det
PS_STATUS (no use)
HOTEL_IR_
SW
For HOTEL IR Pass through
For HOTEL IR Pass through
(GA/CH/HK/TW)
SW
SIRCS
HOTEL_IR_SW
DC_DIMMER
Blinking (32inch and over)
[PST3629]
GND
8K
48M
32.76
Push
[LM75B]
−1333
2Gb
−1333
Muxed
2Gb
2Gb
DDR3
One
−
NAND
DDR3
[RTL8201F]
[TPS2553DBV]
Limit
[TPS2553DBV]
[GL850G]
12M
X’tal
41M
X’tal
41M
X’tal
4M
USB2
Current
5V
HDMI3
HDMI4
DDC3
HPD3
CEC3
DDC4
HPD4
CEC4
DDC_5V_3
DDC_5V_4
TMDS3
TMDS4
T-CON_V
CC (5V
)
TS1
CI/CI+
5V
Current
Limit
(CI Slot for China only)
(4Gb for HK model)
VI
DE
DE
OA
_DET
VI
DE
DE
OB
_DE
T
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