Read Sony HT-CT550W / STR-CT550WT Service Manual online
STR-CT550WT
STR-CT550WT
13
13
5-3. BLOCK DIAGRAM - AMP Section -
TB3001
SPEAKERS
ONLY FOR
SS-CT550W
(R)
(L)
POWER AMP
IC3100
31
6
DATA
NS_INIT
SOFT_MUTE
SOFT_MUTE
4
OUTL1 11
9
OUTR1
48
XFSOIN
NSP_MUTE
DC DETECT
Q3551
STREAM PROCESSOR
IC3010
36 XFSIIN
BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
22 SCSHIFT
23 SCLATCH
LAT1
SC_SHIFT
27 INIT
19 SOFTMUTE
18 NSPMUTE
19 SOFTMUTE
18 NSPMUTE
OVF_1
24 OVF_L
1
X3051
49.152MHz
CLOCK BUFFER
IC3007
SC_DT
SC_DT
DAMP_SCDT/DIR_DI
71
LA
T1
DAMP_LA
TCH1
2
SC_SHIFT
DAMP_SHIFT/DIR_CLK
NS_INIT
69
70
82
DAMP_INIT
SOFT_MUTE
DAMP_SOFT_MUTE
NSP_MUTE
DAMP_NSP_MUTE
85
OVF_1
OVERFLOW1
81
76
DC_DET
20
DRIVE_OCP
(DIAG)
DRIVE_RST
(EN)
90 91
S-AIR_RF
S-AIR_DET
30
67
S-AIR GPIO2
S-AIR_I2C_SDA
89 29
S-AIR_I2C_SDL
S-AIR_RST
7, 17
PROTECT
DETECT
Q3552, 3554
–
/RESET_AB,
/RESET_CD
5
/SD
OVER LOAD DETECT
Q3101
OVER LOAD DETECT
Q3151
25 OVF_R
D3510
32V
DIAG
OUTR2
OUTL2
L.P.F.
L.P.F.
L.P.F.
L.P.F.
D
F
AMP_LRCK
AMP_BCK
AMP_D1FLFR
AMP_MCK
G
DIR_DI
DIR_CLK
30
OUT_D 28
31
OUT_C
6 PWM_A
8 PWM_B
18 PWM_D
16 PWM_C
OUT_A 39
36
OUT_B
3 SIRCS_IN
74 KEY_INT
KEY0
KEY0 - KEY2
REMOTE
CONTROL
RECEIVER
IC803
SYSTEM CONTROLLER
IC1002 (2/3)
S801 - 804
97, 95, 94
FLUORESCENT
INDICATOR TUBE
ND801
T801
DC/DC
CONVERTER
TRNASFORMER
RECT
D802, 803
OSC
Q803
77
79
78
78
7
8
9
8
9
30
FL_DATA
FL_CLK
FL_CS
STB
DIN
CLK
CLK
VEE
FLUORESCENT
INDICATOR
TUBE DRIVER
IC802
SEG1 - SEG16,
SEG17,
GR11 - GR1
D-D4V
14 - 29, 31 - 42
–
+
+
E
28
30
29
30
29
23
22
21
22
21
18
SDIO_Z
LRCK_Z
BCK_Z
LRCK_Z
BCK_Z
SDIO_Z
LRCK_Z
BCK_Z
LRCK_Z
BCK_Z
RESET
I2CCLK
I2CSDA
I2CCLK
I2CSDA
INT
DETECT
RESERVED
RESERVED
2
1
1
CN1006
EZW-RT50/
EZW-RT20
WIRELESS
TRANSCEIVER
(EZW-RT50)
SIGNAL PATH
: AUDIO
(Page 12)
(Page 12)
(Page 12)
(Page 14)
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