Sony STR-DE825 / STR-V818 Service Manual ▷ View online
— 55 —
IC1101
CAD8495AQ (DIGITAL BOARD)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
I/O
Pin Name
O
O
I
O
I
—
O
I
I
I
I
—
—
—
I
—
I
O
—
O
O
O
I
—
—
I
O
O
O
O
—
O
O
O
O
O
O
O
O
I
I
I
—
I
I
I
I
—
EIAJ data and parity flag output terminal (Not used)
Emphasis monitor output terminal (“H” = ON)
Input terminal for RC generator/oscillator
Output terminal for RC generator/oscillator
Microprocessor I/F select input terminal (CCB: H, @SUB@: L) (Connecting to GND)
Digital GND
Clock output select terminal ( “L” = 256fs, “H” = 128fs) (Connecting to GND)
Clock input select terminal ( “H” = 512fs, “L” = 384fs)
Test terminal (normally ground)
Test terminal (normally ground)
Reset input terminal
Digital power supply
No connect
Analog power supply
Input terminal for VCO generator band adjustment
Analog GND
Input terminal for VCO self running frequency set
External LPF for PLL is connected to this terminal
Digital power supply
CD subcode I/F and block sync output terminal (Not used)
CD subcode I/F and data output terminal (Not used)
CD subcode I/F and frame sync output terminal (Not used)
CD subcode I/F and shift clock input terminal for data reading (Not used)
Digital GND
Digital power supply
Crystal oscillator input terminal
Crystal oscillator output terminal
VCO and crystal oscillator clock output terminal (Not used)
256fs or 128fs clock output terminal (Select CLKMD terminal)
Error mute output terminal
Digital GND
Sampling frequency monitor output terminal
Sampling frequency monitor output terminal
Bit clock output terminal
Audio data output terminal
L, R clock output terminal (L-ch: “H”, R-ch: “L”)
Microprocessor I/F and subcode Q data sync output terminal (Not used)
Microprocessor I/F. When CCB/SUB is “L”, data output terminal (3-state output)
Microprocessor I/F. When CCB/SUB is “H”, data output terminal (high level open drain output) (Not used)
Microprocessor I/F. Data input terminal
Microprocessor I/F. Chip enable/latch input terminal
Microprocessor I/F. Clock input terminal
Digital power supply
Amplifier integrate data input terminal (Connecting to GND)
Amplifier integrate data input terminal (Connecting to GND)
Amplifier integrate data input terminal (Connecting to GND)
Amplifier integrate data input terminal
Digital GND
DOUT/V
EMPHA
RC1
RC2
CCB/SUB
D. GND
CLKMD
CLK
TEST1
TEST2
RESET
D. V
DD
NC
A. V
DD
R
A. GND
VCO IN
VCO
D. V
DD
SBSY
PW
SFSY
SBCK
D. GND
D. V
DD
XIN
XOUT
CLK OUT1
CLK OUT2
ERROR
D. GND
SUB1
SUB2
BCLK
DATA OUT
LRCK
LD/DQSY
SRDT
DO
DI/SWDT
CE/XLAT
CL/SCLK
D. V
DD
DIN1
DIN2
DIN3
DIN4
D. GND
Description
— 56 —
IC1201
MB90574PFV-G-146-BND (DIGITAL BOARD)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
Description
Pin Name
—
RESET
CS
CCLK
CDT1
CDTO
PD
VCC
SIN0
SOT0
—
—
—
ANA/DIG
SCDIN
SDLK
CS
SCDIO/OUT
INTREQ
RESET
XHDWR
XHDRD
HRDY
XHDCS
HD 0
HD 1
HD 2
HD 3
HD 4
HD 5
HD 6
HD 7
VSS
C
HA0
XRST
SOD
DVCC
DVSS
—
—
AVCC
AVR+
AVR-
AVSS
—
—
EVSTB
EVDATA
EVCLK
—
O
O
O
I
O
O
—
I
O
—
—
—
O
I
O
O
O
I
O
O
O
I
O
O
O
O
O
O
O
O
O
—
—
O
O
I
—
—
—
—
—
—
—
—
—
—
O
O
O
Not used (Connected to GND)
RF demodulator/DIR reset
To AK4526 chip select
To AK4526 clock
To AK4526 data input
To AK4526 data output
To AK4526 reset
Power supply +5 V
UART input. Used for rewriting flash memory
UART output. Used for rewriting flash memory
Not used (Connected to GND)
Not used (Not connected, open)
Not used (Not connected, open)
Analog/digital selection (74HC157)
To CS4926 data input
To CS4926 clock
To CS4926 chip select
To CS4926 SPI data out
To CS4926 interrupt request
To CS4926 reset
To CXD2712 data write
To CXD2712 data read
To CXD2712 ready
To CXD2712 chip select
To CXD2712 data I/O
To CXD2712 data I/O
To CXD2712 data I/O
To CXD2712 data I/O
To CXD2712 data I/O
To CXD2712 data I/O
To CXD2712 data I/O
To CXD2712 HD7
GND (Connected to GND)
External power regulator capacitor 0.1µ is connected to this terminal.
To CXD2712 address
To CXD2712 reset
To CXD2712 LFE detection
Digital power supply +5 V
Digital GND (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
Analog power supply +5 V
Power supply +5 V
GND (Connected to GND)
GND (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
To TC9299 strobe
To TC9299 data
To TC9299 clock
— 57 —
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
Description
Pin Name
DISPMR
DISPDATA
SLV DTA/REQ
VCC
DISP CLK
LAT
DATA
CLK
—
DATA IN
AUSTOP
STEREO
VSS
STOP
CCB/SUB
EMPHA
ERROR
SUB 1
SUB 2
—
—
@U@/CED
—
—
SRDT
SWDT
XLAT
SCLK
PROTEC
VIDEO-INH
VIDEO-A
VIDEO-B
VIDEO-E
ACMUTE
FUNMUTE
HSTX
MD 2
MD 1
MD 0
RESET
VSS
X 0
X 1
VCC
P 00
P 01
TUNER MUT
SURR MUT
7E/8E
—
I
I
O
—
I
O
O
O
—
I
I
I
—
I
I
I
O
I
I
—
—
I
—
—
I
O
O
O
I
O
O
O
O
O
O
—
—
—
—
I
—
—
—
—
I
I
O
O
I
—
Display master request (Connected to MB90553 U.MREQ)
Display data (Connected to MB90553 U.DATA)
Slave data/request (Connected to MB90553 U.SREQ)
Power supply +5 V
Display clock (Connected to MB90553 U.CLOCK)
To tuner TM301 latch
To tuner TM301 data
To tuner TM301 clock
Not used (Connected to GND)
PLL data input
Auto stop input
Stereo input
GND (Connected to GND)
AC power check
Not used (Connected to GND)
Not used (Connected to GND)
Error output to CXD8495AQ
Not used (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
U or CED (STR only)
Not used (Not connected, open)
Not used (Not connected, open)
To CXD8495AQ C-bit
To CXD8495AQ data
To CXD8495AQ latch
To CXD8495AQ clock
Protector input
Video output inhibit
To NJM2296 video select A
To NJM2296 video select B
To NJM2296 video select E
IC muting
Function muting
Hardware standby (Connected to power supply +5 V)
MD2 (To MB90553 MD2)
MD1 (Connect to power supply)
MD0 (To MB90553 MD0)
Reset (Connected to MB90553 U.RESET)
GND (Connected to GND)
External ceramic filter 4 MHz is connected to this terminal
External ceramic filter 4 MHz is connected to this terminal
Power supply +5 V
Flash memory rewrite (Connected to GND)
Flash memory rewrite (Connected to GND)
Tuner muting
Surround muting (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
— 58 —
Pin No.
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
I/O
Description
Pin Name
RY-FRONT/A
RY-FRONT/B
RY-CENTER
RY-REAR
WOOFER-RY
RY-HP
RY-POWER
RY-DIR-PASS
DIG-IN 2
DIG-IN 1
DIG-IN 0
TEST 0
TEST 1
TEST 2
—
—
—
—
VSS
—
O
O
O
O
O
O
O
O
I
I
I
—
—
—
—
—
—
—
—
—
Front speaker A relay
Front speaker B relay
Center speaker relay
Rear speaker relay
Sub Woofer relay
Head phone relay
Power relay
Direct pass relay
Digital input select 2 (74HC151)
Digital input select 1 (74HC151)
Digital input select 0 (74HC151)
Test port 0 (Not connected, open)
Test port 1 (Not connected, open)
Test port 2 (Not connected, open)
Not used (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
Not used (Connected to GND)
GND (Connected to GND)
Not used (Connected to GND)
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