Read Sony STR-KSL900W Service Manual online
9
9
STR-KSL900W
STR-KSL900W
– TUNER/AUDIO AMP SECTION –
D/A CONVERTER
IC1452
SDO3
SDO2
SDO1
SDO1, SDO2, SDO3
B
L-CH
A
8 SDTI3
6 SDTI1
7 SDTI2
SCKO
LRCKO
BCKO
BCKO, LRCKO, SCKO
C
5 BICK
9 LRCK
4 MCLK
20 LINL2
55 LVIN
18
LOUT3+
56
LSELOUT
17
LOUT3–
16
ROUT3+
15
ROUT3–
DIFF AMP
IC1403
R-CH
R-CH
22
LOUT2+
21
LOUT2–
DIFF AMP
IC1404 (1/2)
20
ROUT2+
19
ROUT2–
DIFF AMP
IC1404 (2/2)
R-CH
40 SLVIN
39
SLSELOUT
37 CVIN
38
CSELOUT
34 SWVIN
33
SWSELOUT
70
PREOUT/FRONT RELAY
76
FAN_ON
74
F_CTRL2
54
LOUT
36
COUT
37
SWOUT
78 INL4
24 CIN2
25 SWIN2
2 INL2
R-CH
L
R
TV/SAT
74 INL6
R-CH
L
R
DVD
70 INL8
14 BAL L+
R-CH
L
R
VIDEO
AUDIO IN
FM
AM
TN1
TUNER UNIT
FM 75
Ω
COAXIAL
AM
ANTENNA
8
L CH
69 DO
RDS SIGNAL
RDS CLK
RDA DATA
2
43
13
52
14
53
15
DO
FM SIG OUT
RDS INT
RDS DATA
68 SLATCH
4
CE
66 TUNED
6
TUNED
65 STEREO
7
STEREO
64 MUTE
11
MUTING
3
DATA
1
CLOCK
10
R CH
J501 (2/2)
DATA
28
75
FAN_CLK
CLK
27
LATCH
29
CDTI
12
CCLK
11
CSN
10
PDN
3
DATA
16
CLK
15
LATCH
22
9 AK4355_PDN
12 AK4355_CSN
14 AK4355_CLK
13 AK4355_CDT
MUTING
Q361
MUTING
Q363
MUTING
Q364
FAN MOTOR
LEVEL DETECT
Q550, 551
RY701
AC POWER
PROTECTOR
Q730 – 732
RELAY
DRIVE
Q720
RY501
67
PROTECTOR
RELAY
DRIVE
Q520
RY401
J403
TM601
SUB WOOFER
OUT
R
L
+
–
–
–
+
+
+
–
R-CH
FRONT
CENTER
D721,
D1110
D521,
D1107
71
CENTER RELAY
17
WOOFER RELAY
RELAY
DRIVE
Q402
FAN MOTOR
DRIVE
Q861 – 863
M1
(FAN)
M
SMUTE
D
SYSTEM CONTROLLER
IC1601 (2/3)
AUDIO SELECTOR, ELECTRICAL VOLUME
IC401
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
: TUNER
Signal Path
R-ch is omitted due to same as L-ch.
POWER AMP
IC701
POWER AMP
IC501
LINE AMP
IC402
MUTING
CONTROL SWTICH
Q379
SPEAKERS
AUDIO DSP/
VIDEO
SECTION
AUDIO DSP/
VIDEO
SECTION
AUDIO DSP/
VIDEO
SECTION
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