Read Sony STR-KIV300 Service Manual online
STR-KIV300
STR-KIV300
24
24
6-2. BLOCK DIAGRAM – AUDIO/AMP Section –
FRONT L
FRONT R
SUBWOOFER
TB3451
+
-
+
-
-
FAULT
DETECTION
Q3555
OVERLOAD
DETECTION
Q3202
L3101
SYSTEM CONTROLLER
IC6301
(2/3)
FM RECEIVER
IC4001
50
DRIVER_XPDN
51
DAMP_XRST
67
DRIVER_TH_W
ARN
65
DRIVER_SD/PVDD_DET
35
DC_DET
A/D
CONVERTER
IC6308
SPEAKERS
D3503
STREAM PROCESSOR
IC3303
24
PWM_P_1 39
SDIN1
25 SDIN2
27 SDIN4
27 SDIN4
11 MCLK
22 LRCLK
23 SCLK
22 LRCLK
23 SCLK
9 DOUT
PWM_M_2 40
PWM_P_5 54
PWM_M_6 55
PWM_M_3 42
PWM_P_3 43
PWM_M_8 48
PWM_P_8 49
VALID 37
RESET
PDN
MUTE
AUDIO SELECT
IC4002
14 X1
5 Y1
1 Y0
12 X0
1 FRF1
SCL
26 xTRISTATE
27 xFAULT
25 xPWRDN
28 TH_WARN
POWER AMP
IC3102
OUT1A 16
OUT1A 17
OUT1A 17
OUT1B 10
OUT1B 11
OUT1B 11
32 IN2B
31 IN2A
30 IN1B
29 IN1A
SoC
IC101
(3/3)
AOMCLK A24
AOLRCK B27
AOBCK A25
MCIN D24
OPTICAL B23
AOSDATA0 B24
AOSDATA1 B25
AOSDATA2 A26
AOSDATA1 B25
AOSDATA2 A26
AOSDATA4 A27
DAMP_SCL
BCK
8
Y
3
+
-
L3103
OUT2A 8
OVERLOAD
DETECTION
Q3101
OVERLOAD
DETECTION
Q3302
DC
DETECTION
Q3553
DC
DETECTION
Q3552
AUDIO
SELECT DRIVER
Q4001
OUT2A 9
OUT2B 2
OUT2B 3
OUT2B 3
SCKI
6
LRCK
7
SUR L
CENTER
SUR R
TB3401
+
-
+
-
-
L3301
26 xTRISTATE
27 xFAULT
25 xPWRDN
28 TH_WARN
POWER AMP
IC3302
OUT1A 16
OUT1A 17
OUT1A 17
OUT1B 10
OUT1B 11
OUT1B 11
32 IN2B
31 IN2A
LRCK/LOUT 13
BCLK/ROUT 12
SELECT 6
30 IN1B
29 IN1A
+
-
L3303
OUT2A 8
OUT2A 9
OUT2A 9
OUT2B 2
OUT2B 3
OUT2B 3
16
48
DRIVER_RST
(EN)
18
52
DAMP_XMUTE
19
34
ASEL0
70
ASEL1
69
21
SDA
DAMP_SDA
33
20
VINL
13
X
13
VINR
14
A
10
B
9
IIC/RDSI
ST_RDS_INT
73
6
CK
ST_SCL
46
D_SEL(IV)
57
8
DA
ST_SDA
45
11
+32.5V
RF
SIGNAL SELECTOR
IC4006
1 A (L)
Y 5
2 B (H)
CN4002
2
X1
16
X2
17
X4000
12MHz
DIGITAL AUDIO
IN
OPTICAL
TV
ANTENNA
FM
COAXIAL
SAT/CABLE
AUDIO IN
1 1A
VOUT 1
1Y 7
DIGITAL
OPTICAL RECEIVER
IC4005
WAVE SHAPER
IC4004
3 2A
2Y 5
J4004
L
R
+3.3V
+3.3V REG
IC4000
VOUT 3
4 VDD
3
A+5V
SLJQDO SDWK
f
: TUNER (FM)
F
: AUDIO (ANALOG)
J
: AUDIO (DIGITAL)
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