Sony KDL-32EX427 / KDL-32EX527 / KDL-40EX527 / KDL-46EX527 Service Manual ▷ View online
KDL-32EX427/32EX527/40EX527/46EX527
19
SECTION 3 - CHASSIS OVERVIEW
BATV-Board
X-Reality Processor
TV Microprocessor
Video Processing
HDMI Processing
HDCP Processing
IP (Image Processor)
Scan Converter (Scalar)
Audio Processing
Video Switcher
HDMI Switcher
ATSC/NTSC Tuner
Temperature Sensor
Audio Output Amplifier
Control
LVDS
Keys
Power/
SIRCS
LCD Panel Assembly
LCD PANEL
Power Key
Function Keys
Switch Unit
LEDs
IR Sensor
Light Level
HLR2-Board
Power
Main Power Supply
Standby Power Supply
AC Relay
LED Backlight Power Supplies
GE2-Board (32")
GE3-Board (40", 46")
LCD Panel
R
L
RF Input
Component
Composite
PC Input
4 HDMI Inputs
Optical Digital Audio Output
LED
Backlight System
TCON/HFR
Power
AC
Input
2 USB 2.0
Motion Sensor
RJ45 Ethernet
HMS3-Board
Headphone/Analog Audio Output
FIGURE 3-4. OVERALL BLOCK DIAGRAM
DIAGRAMS
BLOCK DIAGRAMS
KDL-32EX427/32EX527/40EX527/46EX527
20
SECTION 3 - CHASSIS OVERVIEW
27M
[HORUS3]
4M
[ASCOT2Sip]
[GAIA1a]
41M
0
0
[SEKITO2]
[LNBH23]
[MIC2005]
[TPS2553DBV]
[TPS2553DBV]
[GL850G]
[RTL8201E]
12M
One–
NAND
Muxed
2Gb
DDR3
–1333
2Gb
DDR3
–1333
2Gb
48M
32.76
8K
GND
[PST3629]
[LM75B]
[Sil9287B]
[D–510D]
[D–510D]
[NJU72011RB]
[NJU72040V]
H/L
Push
P
A
N
E
L
41M
Cable
Satellite
Aerial
HDMI1
(ARC)
HDMI2
HDMI3
HDMI4
CVBS
COMP
PC
HP/Line
Out
SPDIF
Main
SPEAKER
LNA
X’tal
SW
LNA
X’tal
Silicon
Tuner
Silicon
Tuner
X_SYSTEM1_RST
IF1
IF2
Zero-IF
27MHz
Ext Demod
IFAGC
Ext Demod
IFAGC
X’tal
TS1
DiSEqC_Out
DiSEqC_In
DiSEqC_In
TS2
DDC
I2CB
DMD_RST
DMD_CLK_ENABLE1
DMD_CLK_ENABLE2
I2CB
Current
Limit
5V
MS
H Con.
USB4
BD
USB3
Wifi
Current
Limit
5V
USB2
USB1
5V
X_SY
ST
EM1
_R
ST
USB
HUB
Crystal
Current
Limit
X_
SYSTEM1
_RST
Ether
Ether
PHY
BACKLIGHT
LVDS_ODD
LVDS_EVEN
TCON
SA
_MODE/
LU
T_
SEL0
PE
M
_WDT/XBUSY/B
INT
X_
PE
M
_RST/LUT_SEL2/X_FRC_R
ST
M
O
DE_PEM/TCON_RDY
LUT_SEL1/X_TC
O
N
_RST/LR_F
LA
G
T_
PA
N
EL_SEL
I2C_
C
SYSTEM1_PWR
REG_12V
1.2V
DDC
1.5V
SYSTEM2_PWR
DDC
X’tal
X’tal
AC_MON
Reset
Reset
SYSTEM2_PWR
3.3V
DDC
REG_12V
2.5V
LDO
SYSTEM2_PWR
5V
DDC
3.3V
LDO
3.4V
LDO
REG_12V
SYSTEM2_PWR
S1.8V
LDO
S1.2V
LDO
T-CON_VCC
REG12V
REG12V
STBY 3.3V
AUDIO_12V
AUDIO_12V
Power
BACKLIGHT_ON
DIMMER_DC
TCON-ON
MAIN_PWR
BACKLIGHT_MON
PFC_PWR
AC_MON
DIMMER2
Power_Control
UARTA(LOG)
UARTD
PEM_LOG
MODE_PEM
UARTC(Hotel/ECS)
I2CA(Hotel_Clock)
Reset
SIRCS
TL-JIG
Hotel /ECS
Temp Sensor
Sircs
Temp
Sensor
SIRCS
I2CA
X_Hotel_PWR_CTRL
I2CA (EQSW, Temp Sensor, Hotel Clock)
I2CB (Ext Demod)
I2CC (Panel, RGB Sensor)
UARTA (LOG)
UARTB (RF-Remote)
UARTC (IR Blaster/ECS)
KEY
Light Sensor
Human Sensor
LED
Light_Sensor_Det
Human_Sensor_Det
STBY_LED
POWER_LED
TIMER_LED
PIC_MUTE_LED
REC_LED
Power_KEY
KEY
UARTE
DIMMER
DMD_CLK_ENABLE2
DIMMER_DC
LOGO
DEBUG_LED2
DEBUG_LED3
PANEL_PWR
DMD_CLK_ENABLE1
DMD_RST
X_WIFI_RST
HP_DET
SPDIF_SEL
HDMIEQ_INT
X_AUDIO_MON
D
C
_MO
N
KE
Y
Light_Sensor_Det
Hum
an_Sensor_Det
PANEL
_SEL
BAC
KLIGHT
KLIGHT
_MON
PANEL
_PWR
_Det
_Det
STBY_LED
TIMER_
LE
D
M
AIN
_P
W
R
M
AIN
_SS
_MO
N
N
SYSTEM2
_P
W
R
SYSTEM1
_P
W
R
PI
C
_MUT
E_L
E_L
ED
AC
_M
O
N
PFC_MON
POW
ER
_KE
Y
DE
BUG
_L
BUG
_L
ED
1
X_
R
F_
R
ST
X_
HOTEL
_P
W
R_
CT
RL
PO
W
ER
_L
ED
R
EC
_LE
D
X_
SYS
TE
TE
M
1_
R
ST
PFC_PWR
X_
AUDI
O
_MUTE1
X_
AUDI
O
_MUTE2
BAC
KLIGHT
_O
N
NM
I
I
PC
_C
ON
_D
_D
ET
VID
EO
A_DE
T
T
VID
EO
B_D
ET
C
R
_D
ET
LUT_S
EL2
LUT_S
EL1
LUT_S
EL0
BIN
T
TC
O
N_RDY
DAT
A1
A1
Panelless
SPI
UART
Digital Audio
I2C
Analog Signal
PWM
Analog Audio
Analog Video
Digital Video/TS/TMDS
X_AUDIO_MUTE1
X_AUDIO_MUTE2
X_FAULT
Main Speaker_Out_LR
X_SYSTEM1_RST
AUDIO_MON
OPAMP
Audio
Power AMP
Main Speaker_Out_LR
Atreyu_SPDIF
TV_Out_LR
Tuner_LR
Line Out_LR
PC_LR
COMP2_LR
PC_V
VIDEO1_LR
Tuner_LR
PC_G
PC_B
PC_R
PC_H
PC_H
COMP_Y
COMP_Pb
COMP_Pr
OPAMP
SPDIF
HP/Line Out LR
HP_/ Line Out Det
PC_R,PC_G,PC_B,PC_H,PC_V
PC_LR
PC_5V, PC_DDC
PC_CON_Det
COMP_Y, Pb, Pr
VideoB_Det
VideoB_Det
Cr_Det
COMP2_LR
VideoA_Det
VIDEO_CV
VIDEO1_LR
CEC3
DDC4
HPD4
CEC4
DDC_5V_4
TMDS4
CEC2
DDC3
HPD3
DDC_5V_3
TMDS3
TMDS1
DDC1
HPD1
CEC1
TMDS2
TMDS2
DDC2
HPD2
DDC_5V_1
DDC_5V_2
ARC
3.3->1
EQ SW
I2CA
XReality
TS
X’tal
IF1
TMDS
DDC
CEC
VIDEO_CV
COMP_Y
REG_12V
DIMMER
FIGURE 3-5. ENGINEERING BLOCK DIAGRAM
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