Diagrams; Block Diagrams; A1U And H2 Boards - Sony KDE-50XS955 Service Manual

3-1. BLOCK DIAGRAMS

(1) A1U AND H2 BOARDS

CN005
AFT1
AFTM 1
TU1V 2
AUDIO R
R
TU1R 4 VIDEO
L
N
TU1L 6
AUDIO L
SCLK 8 SCL
TO
SDAT 9 SDA
QT BOARD AGC1
AGC MUTE 10
CN7901
CN006
CR
Pr A2
CB
Pb A4
Y
Y A6
HS
O
H B1
VS
V B2
ATSC R
TO
R B4
QM BOARD ATSC L
L B6
CN7309
V3_Y
J309
SW1
V3_C
3 4
S VIDEO
1 2
V3_SSW
V1 V3_V
VIDEO IN
VIDEO
3
L1 V3_L
L
(MONO)
AUDIO
V3_R
R1
R
V1_Y
SW2
V1_C
3 4
S VIDEO
1 2
V1_SSW
VIDEO IN
1
V2 V1_V
VIDEO
L2 V1_L
L
(MONO)
AUDIO
V1_R
R2
R
J304
3P
R
P
R
P
B
Y
HD/DVD IN
4 COMP1_L
L
AUDIO
COMP1_R
R
J302
J310
3P
R
P
R
P
B
Y
HD/DVD IN
5 COMP2_L
L
AUDIO
COMP2_R
R
J300
2P
CN002
Y
Y 13
PB
PB 11
PR
PR 9
HDMI_L
L 7
HDMI_R
A
R 6
RESET 4
TO
SDA 3 SDA
P BOARD
CN9504 SCL 2 SCL
9V 1 SW9V
SECTION 3

DIAGRAMS

Q305
IC303
VIDEO SW
Q317 Q315
Q316
79 58 Y
IN1_CV CV/YOUT1
Q314
B-Y
59
C/CBOUT1
Q313
Y 40 60 R-Y
IN1O_Y CROUT1
CB 41
Q318
IN10_CB
CR 42 56
IN10_CR SEL_OUT1
HS 43 55
IN10_L1/H SYNC_IN1
VS 44
IN10_L2/V
Q320
67 SUB_Y/CB/Y
CV/YOUT2
V3_V 17
IN6_CV
Q321
V3_Y 18 68 SUB_C/CB
IN6_Y C/CBOUT2
V3_C 19
IN6_C
V3_SSW 16
IN6_S
V1_V 12
IN5_CV
V1 V 13
IN5_Y
V1_C 14
Q302-304
IN5_C
V1_SSW 11
SYNC SEP IN5_S
51
EXT_CLK/XTAL
X302
4MHz
76
SCL SCL
77
SDA SDA
IC404
8 Q410
35
6
9 BUFFER IN9_CR
7
11 Q411
34
5
14 BUFFER IN9_CB
12
16 Q412
33
3 7
IN9_Y
1 BUFFER IN4_CV
8
2 74
IN4_Y
DC_OUT
9
IN4_C
6
IN4_S
Y 26
IN8_Y
PB 27
IN8_CB
PR 28
IN8_CR
AUDIO L/R
J1101
6P
CN1102
3 4 2 V2_SW
S VIDEO 1 2 4 V2 S2
6 V2 C
8 V2 Y
10 V2 V
J1102
V
VIDEO2 VIDEO
INPUT
CN1104
2 V2 L
L
L
4 V2 R
(MONO)
AUDIO
R
R
H2
IC522
AUDIO PROCESSOR
IC507 IC526
AUDIO SW 3
1 56
AUDIO L
L 22 39 2 SC1_IN_L SPDIF
IN8_L LOUT1
_OUT
R 23 37 6
IN8_R ROUT1 7 57
5 SC1_IN_R
AUDIO R
ATSC_L 28
IN10_L I2S_DEL_IN
ATSC_R 29
IN10_R I2S_DEL_OUT
I2S_DEL_CS
V3_L 4
IN2_L DVSUP
V3_R 5
IN2_R AUDIO_CLOCK
_OUT
V1_L 1
IN1_L
V1_R 2
IN1_R
COMP1_L 10
IN4_L
COMP1_R 11
IN4_R
COMP2_L 13
IN5_L
COMP2_R 14
IN5_R
RESET
HDMI_L 16
IN6_L DIGITAL
HDMI_R 17
_CONTROL_OUT_0
IN6_R
V2_L 19 31 2
IN7_L SCL SCL SCL SCL
V2_R 20 32 3
IN7_R SDA SDA SDA SDA I2C_CL
I2C_WS
I2C DAIN1
71
XTAL_IN
X501
18.432MHz 72
XTAL_OUT
SC1_OUT_L
SC1_OUT_R
39
SW9V AHVSUP
3
1
SC2_OUT_L
2
V2_V
SC2_OUT_R
V2_Y
IC514
V2_C
V2_SSW
CN304
CLK_S 1 SCL
CN004 DAT_S 2 SDA
V2_SSW
1 B_INT 3
2 TVM_UDP 5
V2_C
4 TVM_UDM 6
V2_Y
6 TVM_VBUS 7
V2_V
8 IFP_UDP 8
IFP_UDM 9
IFP_VBUS 10
PAN_UDP 11
V2 L
10 PAN_UDM 12
V2 R
12 PAN_VBUS 13
A1U
B-Y
R-Y
AUDIO L/R
IC523
DELAY IC
8 59
IISM_OUT
9 13
IISM_IN
10 8
BIT_CLK
11 7
LR_CLK
74 2 4 11
FCLK
IC512
IC524
SRAM
A0-A16 A0
17 A16
IO0-I07 IO0 6
MUTE
8 IO7 Q510
WE/OE
2
21 18
RST
78
SCL SCL
IC521
SDA SDA
ADC
11
4 12
IC500
Q509
5 10 POL 2
7 9
13 1 CENT 5
2
IC504
5
7
37 6
36 2
1
3
Q504 Q503
Q508
IC501
IC502
3
1 6 IC510
34 2 1 2
IC501 7 1
33 5 3
7
6
5
Q502
Q514
Q515
D5V STBY5V
Q505
Q512
(VIDEO SW,AUDIO SW,
AUDIO PROCESSOR,INPUT TERMINAL)
CN306
Y
5 MAIN_Y/CV
B
1 MAIN_C/CB
TO
3 MAIN_CR
A2NU(1/2)BOARD
CN8209
CN001
1 HDMI RST
AFT1
2 AFT MAIN
4 TU_H_MAIN
AGC1
6 AGC_ATT
7 AD_RST
C
8 AD_MUTE
9 LINE MUTE
TO
11 SP MUTE
AUDIO L/R
A2NU(2/2) BOARD
15 SPDIF
CN8205
18 SUB_C
19 SUB_Y
CN301
2 SUB_C
1 SUB_Y
CN010
1
STBY5V STBY5V
2
5
SW9V SW9V
7
9
D5V 11 D5V
12
D
15
A5V A5V
TO
18 A2NU(1/2)BOARD
CN8206
24
3.3V 3.3V
25
27
SUB11V 11V
28
30 AC_RLY
MATREX
T501
CENTER SPEAKER IN
J305
180W(6 )MAX
J307
L
AUDI0 IN
AUDIO
(VAR/FIX)
R
SUBWOOFER
OUT(VAR)
MAIN_LOG
J303
CONTROL S IN
Q306-Q312
IN-OUT
CONTROL S OUT
CTRL
J301
U2_TX
CN011
SCL 3 I2C_SCL
4 I2C_SCL
SDA 7 I2C_SDA
8 I2C_SDA
9 B_INT
13 USBDPLS
14 SIRCS
15 USBDMNS
E
17 USBCONNECT
19 JIG_VBUS
21 JIG_UDP TO
MAIN_LOG
A2NU(2/2)BOARD
22 UARTRXDP
CN8207
23 JIG_UDM
25 PAN_UDM
27 PAN_UDP
U2_TX
28 USER_TXD
29 PAN_VBUS
KDE-50XS955 (UC) 3-1