Read Sony HT-CT550W / STR-CT550WT Service Manual online
STR-CT550WT
STR-CT550WT
12
12
5-2. BLOCK DIAGRAM - MAIN Section -
SYSTEM CONTROLLER
IC1002 (1/3)
D
F
49
HDMI_MUTE
17
CEC(I/O)
47
HDMI_TX
48
HDMI_RX
L/R_IN
100
FLAG2
136
135
39
43
173
134
L/R_OUT 86
BCLK_OUT 98
MPIO_B1 12
A/D_2CH
96
DSP
IC5001
A/D CONVERTER,
DIGITAL AUDIO
INTERFACE RECEIVER
IC1011
FLAG1
BOOT_CFG1
MOSI
IRQ/GPIO
RESET
DSP_CS
MISO
24
25
X5000
25MHz
CLKIN
XTAL2
X1002
24.576MHz
XTI
XTO
103 DIR_IN
92 MCLK_IN
75 BCLK_IN
97 LRCLK_IN
95 C/SW_IN
101 SBL/SBFL_IN
74 SL/SR_IN
99
LRCLK_OUT
SWITCHING
IC5102 (2/2)
2
7
1
1Y
1A
1B
SWITCHING
CONTROL
IC5101
2
4
1
Q
D
CLK
AMP_LRCK
AMP_BCK
C/SW1_OUT 94
SDIO_Z
AMP_D1FLFR
AMP_MCK
LRCK_Z
BCK_Z
38
14
DPI_P05
42
6
68
5
51
50
DSP MOSI
DSP_INTR
DSP_RESET
DSP MISO
52
SF_HOLD
DSP_SPIDS
SPICLK
40
UART_OUT
49
UART_IN
50
DSP_SPICLK
7
RST
DIR_RST
55
34
MS/ADR1
DIR_HCE
53
26
MDI/SDA
24
MDO/ADR0
DIR_DO
100
23
MC/SCL
25
DIR ERROR
27
DIR_ZERO
18
SEL_HDMI
59
10
11
ROM_SDA
38
HDMI_CNVSS
ROM_SCLK
13
15
X1001
6MHz
Xout
Xin
EEPROM
IC1013
CEC
HDMI_MUTE
HDMI_NLPCM
232C_OUT (VU_TX)
232C_IN (VU_RX)
232C_IN (VU_RX)
CNVSS
HUART_TX
HUART_RX
83
HDMI_RESET
HRESET
B
BUFFER
IC5102 (1/2),
Q5001
OPTICAL
RECEIVER
IC252
10
A
X0
12
A_SEL0
X 13
40
OPTICAL
RECEIVER
IC251
DIGITAL OPT
SAT/CATV
IN
DIGITAL COAX
VIDEO IN
DIGITAL OPT
TV IN
WAVE
SHAPER
IC253
J251
J252
X1
14
LINE IN
L
R
R-CH
AUDIO SELECT
IC205
M_RX_IN
M_TX_OUT
M_TX_OUT
32
VINL
47
VINR
48
39
40
RXIN5/ABCKI0
30
RXIN2
33
RXIN4/ASCKI0
31
RXIN0
37
31
R-CH
SWITCHING
IC1012
HDMI_ARC
RXIN3
32
HDMI_SPDIF
MPIO_A0
3
HDMI_MCK
MPIO_A1
4
HDMI_BCK
MPIO_A2
5
HDMI_LRCK
MPIO_A3
6
SD0
MPIO_C1
8
SD1
MPIO_C2
9
SD2
MPIO_C3
10
SD3
MPIO_B2 13
MPIO_B3 14
MPIO_C0 7
DOUT 17
BCK 19
SCKO 20
LRCK 18
NPCM/INT1 2
ERROR/INT0 1
: AUDIO
: TUNER
SIGNAL PATH
R-CH iV oPittHG GuH to VDPH DV L-CH.
A
C
DIR_DI
DIR_CLK
DIR_CLK
G
DIR_XSTATE
54
ANTENNA
FM
75:
COAXIAL
R-CH
Q201
4 FRF2
FM RECEIVER
IC301
CN302
15
LOUT
14
ROUT
13
DA
10
CK
8
IIC/RDSI
Q5002
ST_CLK/ST_SCL
36
MC_STDD/ST_SDA
RDSINT/CLK
75
35
X301
32.768kHz
X2
X1
19
18
LINE AMP
IC303
ST_SCL/CLK
ST_SDA/DI
RDS_INT/CLK
ST_SCL/CLK
ST_SDA/DI
RDS_INT/CLK
6 SCK
1 CS#
7 HOLD#
7 HOLD#
5 SI
2 SO
2 SO
SERIAL FLASH
IC5002
11
A
10
B
1Z
3
1X
13
0Z
5
Y-COM 15
9
C
0X
12
MULTIPLEXER
IC5105
Z-COM 4
X-COM 14
0Y
2
1Y
1
I2S
BUFFER
IC1001
SWITCHING
Q1001
D1005
E6V
E3.3V
(Page 11)
(Page 11)
(Page 13)
(Page 13)
(Page 11)
(Page 13)
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