Sony HT-SF2000 / HT-SS2000 / STR-KS2000 Service Manual ▷ View online
STR-KS2000
49
OVER
CURRENT
PROTECT
2
LOGIC
OSC
INTERNAL BIAS
DELAY
DELAY
LATCH
CURRENT
MIRROR
OVER
CURRENT
PROTECT
2
OVER
CURRENT
PROTECT
1
FEED
BACK
BACK
INH
2
INH
1
BOTTOM
SKIP
LOGIC
OCP/INH
1
S/GND
2
DRAIN
3
VCC
4
FB/OCP
5
UNDER VOLTAGE
LOCK OUT
OVER LOAD
PROTECT
THERMAL
SHUT DOWN
OVER VOLTAGE
PROTECT
SWITCHING
REGULATOR
BLOCK
– SMPS Board –
IC901 STR-F6138-LF1352 (US and Canadian models)
IC901 STR-F6168-LF1352 (AEP and UK models)
IC901 STR-F6168-LF1352 (AEP and UK models)
– DCAC (2000) Board –
IC2501 NJM2173AV (TE2)
1
OUT1
2
DC CUT1
3
IN1
4
MIC V+1
5
REG
6
NOISE
7
GND
14 OUT2
13 DC CUT2
12 IN2
11 MIC V+2
10 GV
9 STBY
8 V+
REG
GV
AMP1
AMP2
STR-KS2000
50
IC921 STR-V153
5
8
4
1 2 3
GND
6
FB/OLP
7
N.C.
ST
AR
TUP
VCC
D
N.C.
SOURCE/OCP
+
−
−
–
+
+
−
−
+
−
−
+
−
−
+
−
−
+
−
−
Q S
R
DISCHARGE
BLANKING
BUFFER
TSD
DELAY
LATCH
INTERNAL
BIAS
OFF TIMER
PRC LATCH
BURST
FB
OCP
OLP
DRIVE
OVP
UVLO
POWER
MOS FET
IC941 SI-3120KM-TL
IC942 SI-3050KM-TL
IC944 SI-3033KM-TL
IC942 SI-3050KM-TL
IC944 SI-3033KM-TL
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
STR-KS2000
51
• IC Pin Function Description
MAIN BOARD IC1009 ADSST-AVR-1115 (DSP)
MAIN BOARD IC1009 ADSST-AVR-1115 (DSP)
Pin No.
Pin Name
I/O
Description
1
VDDINT
-
Power supply terminal (+1.2V)
2, 3
CLKCFG0,
CLKCFG1
I
Clock frequency setting terminal
4, 5
BOOTCFG0,
BOOTCFG1
I
Boot mode setting terminal for DSP
6
GND
-
Ground terminal
7
VDDEXT
-
Power supply terminal (+3.3V)
8
GND
-
Ground terminal
9
VDDINT
-
Power supply terminal (+1.2V)
10
GND
-
Ground terminal
11
VDDINT
-
Power supply terminal (+1.2V)
12
GND
-
Ground terminal
13
VDDINT
-
Power supply terminal (+1.2V)
14
GND
-
Ground terminal
15
DSP INT
O
Interrupt status output to the system controller
16
ERROR
I
PLL lock error signal and data error fl ag input terminal
17
AD7
I/O
Two-way data bus and address signal output with S-RAM Not used
18
GND
-
Ground terminal
19
VDDINT
-
Power supply terminal (+1.2V)
20
GND
-
Ground terminal
21
VDDEXT
-
Power supply terminal (+3.3V)
22
GND
-
Ground terminal
23
VDDINT
-
Power supply terminal (+1.2V)
24 to 26
AD6 to AD4
I/O
Two-way data bus and address signal output with S-RAM Not used
27
VDDINT
-
Power supply terminal (+1.2V)
28
GND
-
Ground terminal
29, 30
AD3, AD2
I/O
Two-way data bus and address signal output with S-RAM Not used
31
VDDEXT
-
Power supply terminal (+3.3V)
32
GND
-
Ground terminal
33, 34
AD1, AD0
I/O
Two-way data bus and address signal output with S-RAM Not used
35
XWR
O
Data write enable signal output to the S-RAM "L": active Not used
36, 37
VDDINT
-
Power supply terminal (+1.2V)
38
GND
-
Ground terminal
39
XRD
O
Read strobe signal output to the S-RAM "L": active Not used
40
ALE
O
Address latch enable signal output terminal Not used
41 to 43
AD15 to AD13
I/O
Two-way data bus and address signal output with S-RAM Not used
44
GND
-
Ground terminal
45
VDDEXT
-
Power supply terminal (+3.3V)
46
AD12
I/O
Two-way data bus and address signal output with S-RAM Not used
47
VDDINT
-
Power supply terminal (+1.2V)
48
GND
-
Ground terminal
49 to 52
AD11 to AD8
I/O
Two-way data bus and address signal output with S-RAM Not used
53
A16
O
Address signal output to S-RAM Not used
54
VDDINT
-
Power supply terminal (+1.2V)
55
GND
-
Ground terminal
56, 57
A17, A18
O
Address signal output to S-RAM Not used
58
GND
-
Ground terminal
59
VDDEXT
-
Power supply terminal (+3.3V)
60
VDDINT
-
Power supply terminal (+1.2V)
61
GND
-
Ground terminal
62
PF_CE
I/O
Chip enable signal input/output terminal Not used
63
SPI_MAS
O
Master/slave selection signal output terminal "L": DSP is master
64
DPSOA
O
PCM audio signal (front L/R) output terminal
65
DPSOB
O
PCM audio signal (surround L/R) output terminal
66
VDDINT
-
Power supply terminal (+1.2V)
STR-KS2000
52
Pin No.
Pin Name
I/O
Description
67
GND
-
Ground terminal
68
VDDINT
-
Power supply terminal (+1.2V)
69
GND
-
Ground terminal
70
DPSOC
O
PCM audio signal (center, sub woofer) output terminal
71
DPSOD
O
PCM audio signal (surround back L/R) output terminal Not used
72
VDDINT
-
Power supply terminal (+1.2V)
73
VDDEXT
-
Power supply terminal (+3.3V)
74
GND
-
Ground terminal
75
VDDINT
-
Power supply terminal (+1.2V)
76
GND
-
Ground terminal
77
DPSOE
O
PCM audio signal output terminal Not used
78
DPSIA
I
PCM audio signal (digital input) input terminal
79
DPSIB
I
PCM audio signal (front L/R) input terminal
80
DPSIC
I
PCM audio signal (surround L/R) input terminal
81
DPSID
I
PCM audio signal (center, sub woofer) input terminal
82
DPSIE
I
PCM audio signal (surround back L/R) input terminal
83
VDDINT
-
Power supply terminal (+1.2V)
84, 85
GND
-
Ground terminal
86
DPDVLRCK
O
L/R sampling clock signal output terminal for PCM audio output
87
DPDVBCK
O
Bit clock signal output terminal for PCM audio output
88
DPLRCK
I
L/R sampling clock signal input terminal for PCM audio input
89
DPBCK
I
Bit clock signal input terminal for PCM audio input
90
VDDINT
-
Power supply terminal (+1.2V)
91, 92
GND
-
Ground terminal
93
VDDEXT
-
Power supply terminal (+3.3V)
94
DPFSCK
I
Master clock signal input terminal
95
GND
-
Ground terminal
96
VDDINT
-
Power supply terminal (+1.2V)
97
XNONAUDIO
I
Digital input signal switch control signal input terminal
98
XSF_CE
O
Chip enable signal output to the fl ash memory
99
VDDINT
-
Power supply terminal (+1.2V)
100
GND
-
Ground terminal
101
VDDINT
-
Power supply terminal (+1.2V)
102
GND
-
Ground terminal
103
VDDINT
-
Power supply terminal (+1.2V)
104
GND
-
Ground terminal
105
VDDINT
-
Power supply terminal (+1.2V)
106
GND
-
Ground terminal
107, 108
VDDINT
-
Power supply terminal (+1.2V)
109
GND
-
Ground terminal
110
VDDINT
-
Power supply terminal (+1.2V)
111
GND
-
Ground terminal
112
VDDINT
-
Power supply terminal (+1.2V)
113
GND
-
Ground terminal
114
VDDINT
-
Power supply terminal (+1.2V)
115
GND
-
Ground terminal
116
VDDEXT
-
Power supply terminal (+3.3V)
117
GND
-
Ground terminal
118
VDDINT
-
Power supply terminal (+1.2V)
119
GND
-
Ground terminal
120
VDDINT
-
Power supply terminal (+1.2V)
121
XRESET
I
System reset signal input from the system controller
122
XSPIDS
I
Serial data latch pulse signal input from the system controller
123
GND
-
Ground terminal
124
VDDINT
-
Power supply terminal (+1.2V)
125
SPICLK
I/O
Serial data transfer clock signal input/output with the fl ash memory
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