Sony STR-KSL900W Service Manual ▷ View online
29
STR-KSL900W
IC401
M61527FP
INL10/RECL4
GND
65
INR10/RECR4 66
AVEE 67
INL9 68
AVEE
INR9 69
INL8 70
INR8 71
INL7 72
INR7 73
INL6 74
INR6 75
INL5 76
INR5 77
INL4 78
INR4 79
INL3
INR3
80
64
GND
57
RECR3
63
RECL3
62
RECR2
61
RECL2
60
RECR1
59
RECL1
58
1
INL2
2
INR2
3
INL1
4
INR1
5
GND
6
GND
13
GND
16
GND
19
LIN2
20
BALANCE L/+
14
BALANCE L/–
15
CIN1
7
SWIN1
8
SRIN1
9
SLIN1
10
RIN2
21
SRIN2
22
SLIN2
23
CIN2
24
LIN1
11
RIN1
12
INPUT
ATT
INPUT
ATT
SLOUT
41
BALANCE R/+
17
BALANCE R/–
18
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
SWIN2
25
DGND
26
CLOCK
27
DATA
28
LATCH
29
DVDD
30
MCU
I/F
GND
32
SWSELOUT
33
SWVIN
34
SWOUT
35
DVDD
AVCC
31
AVCC
VOLUME &
OUTPUT GAIN
CONTROL
CVIN
37
COUT
36
CSELOUT
38
SLSELOUT
39
SLVIN
40
VOLUME &
OUTPUT GAIN
CONTROL
SROUT
LOUT
42
SRVIN
43
RVIN
46
SRSELOUT
44
RSELOUT
45
VOLUME &
OUTPUT GAIN
CONTROL
ROUT
47
NC
48
NC
49
NC
50
NC
51
NC
52
NC
53
VOLUME &
OUTPUT GAIN
CONTROL
VOLUME &
OUTPUT GAIN
CONTROL
54
LVIN
55
VOLUME &
OUTPUT GAIN
CONTROL
LSELOUT
56
– I/O Board –
SW 1 2
VIN 2 3
VIN 3 1
MUTE 2 4
VOUT 2 5
GND 2 6
GND 1 7
SW 2
13
VIN 1
12
V-
14
MUTE 1
11
VOUT 1
10
NC
9
V+
8
1
2
IC201
NJM2279D
30
STR-KSL900W
–DISPLAY Board –
–TX Board –
1
2
3
6
4
CONT
GND
NP
VIN
5
GND
VOUT
CONTROL
CIRCUIT
BANDGAP
REFERENCE
CONSTANT
CURRENT
SOURCE
OVER HEAT &
OVER CURRENT
PROTECT
IC7001
TK11225CMCL-G
IC152
uPD16315GB-3BS
5
OSC
OSC
DATA
SELECTOR
6
DOUT
7
DIN
8
CLK
9
STB
10
KEY1
11
KEY2
SERIAL
INTERFACE
DISPLAY MEMORY
24 BITS x 12 WORDS
24-BIT OUTPUT
LATCH
12-BIT SHIFT
REGISTER
SEGMENT
DRIVER
TIMING GENERATOR
KEY SCAN
COMMAND
DECODER
DIMMING
CIRCUIT
KEY DATA MEMORY
(2 x 16 BITS)
4-BIT LATCH
1
LED1
2
LED2
3
LED3
4
LED4
24
16
16
12
4
8
8
4
8
27 SEG14/KS14
29 SEG16/KS16
30 VEE
28 SEG15/KS15
8
31 SEG17/GRID12
33 SEG19/GRID10
32 SEG18/GRID11
23 SEG10/KS10
24 SEG11/KS11
25 SEG12/KS12
26 SEG13/KS13
22
SEG9/KS9
21
SEG8/KS8
20
SEG7/KS7
19
SEG6/KS6
18
SEG5/KS5
17
SEG4/KS4
16
SEG3/KS3
15
SEG2/KS2
14
SEG1/KS1
MULTIPLEXED
DRIVER
34
SEG20/GRID9
35
SEG21/GRID8
36
SEG22/GRID7
37
SEG23/GRID6
39
GRID4
40
GRID3
41
GRID2
42
GRID1
43
VDD
44
VSS
13
VDD
12
VSS
38
SEG24/GRID5
GRID
DRIVER
31
STR-KSL900W
IC7002
CXD4016R
LRCK 49
BCK 50
BCKOUT 51
LRCKOUT 52
CK12 53
CSST 54
VSS 55
VSS 58
XTCK4 60
XSM 61
MST 62
XTST 63
XRST 64
VDD
OSCI 57
56
OSCO 59
AUDIO
INTERFACE
READ-
SOLOMON
PARITY
GENERATOR
PLL
CLOCK
GENERATOR
DTIN
48
DT2 INF
47
APS
41
VSS
40
VDD
APX
39
APVGS
42
APCPO
43
38
PLVAR
37
PLREF
36
TEST5
33
TEST6
34
TEST7
35
VCOT
46
APAVS
45
APAVD
44
MODULATOR
D/A
CONVERTER
BUFFER
RAM
DAVRO
25
VDD
26
VSS
20
VDD
19
VSS
27
TEST0
28
DACK
18
DAPD
17
TEST1
29
TEST2
30
TEST3
31
TEST4
32
DAVREF
24
DAAVS
23
DAAVD
22
DAAOUT
21
CLOCK
SELECTOR
TESTMD
1
SMCK
2
IFEXMD
3
IIFSEL1
4
IIFSEL0
5
EXCKSEL
6
CHNM BL
7
DIVCODE
8
PCMID
9
EMPIN
10
VDD
11
VSS
12
SCLK
13
XSCEN
14
SWDT
15
CSOD
16
CONTROLLER
32
STR-KSL900W
•
IC Pin Function Description
DIGITAL BOARD IC1501 CXD9702BQ (AUDIO DIGITAL SIGNAL PROCESSOR)
Pin No.
Pin Name
I/O
Description
1
VSS
—
Ground terminal
2
XRST
I
System reset signal input from the system controller “L”: reset
3
EXTIN
I
Master clock signal input terminal Not used
4
LRCKI3
I
L/R sampling clock signal input terminal Not used
5
VDDI
—
Power supply terminal (+2.6V)
6
BCKI3
I
Bit clock signal input terminal Not used
7
PLOCK
O
Internal PLL lock signal output terminal Not used
8
VSS
—
Ground terminal
9
MCLK1
I
System clock input terminal (13.9 MHz)
10
VDDI
—
Power supply terminal (+2.6V)
11
VSS
—
Ground terminal
12
MCLK2
O
System clock output terminal (13.9 MHz)
13
MS
I
Master/slave setting terminal “L”: internal clock, “H”: external clock
Fixed at “L” in this set
Fixed at “L” in this set
14
SCKOUT
O
Internal system clock output to the D/A converter
15
LRCKI1
I
L/R sampling clock signal input from the digital audio interface receiver
16
VDDE
—
Power supply terminal (+3.3V)
17
BCKI1
I
Bit clock signal input from the digital audio interface receiver
18
SDI1
I
Audio serial data input from the A/D converter
19
LRCKO
O
L/R sampling clock signal output to the D/A converter
20
BCKO
O
Bit clock signal output to the D/A converter
21
VSS
—
Ground terminal
22
KFSIO
I
Audio clock signal input from the digital audio interface receiver
23 to 25
SDO1 to SDO3
O
Audio serial data output to the D/A converter
26
SDO4
O
Audio serial data output terminal Not used
27
SPDIF
O
SPDIF signal output terminal Not used
28
LRCKI2
I
L/R sampling clock signal input from the digital audio interface receiver
29
BCKI2
I
Bit clock signal input from the digital audio interface receiver
30
SDI2
I
Audio serial data input from the digital audio interface receiver
31
VSS
—
Ground terminal
32
HACN
O
Acknowledge signal output to the system controller
33
HDIN
I
Serial data input from the system controller
34
HCLK
I
Serial data transfer clock signal input from the system controller
35
HDOUT
O
Serial data output to the system controller
36
HCS
I
Chip select input from the system controller
37
GP12
I
Write signal input from the system controller
38
GP13
O
SD-RAM chip enable output terminal Not used
39
GP14
O
Row address strobe signal output terminal Not used
40
VDDI
—
Power supply terminal (+2.6V)
41
VSS
—
Ground terminal
42
GP15
O
Column address strobe signal output terminal Not used
43
OE0
O
Output terminal of data input/output mask Not used
44
CS0
O
Chip select signal output to the S-RAM
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