Sony STR-DE915 / TA-V909 / TA-VE910 Service Manual ▷ View online
— 61 —
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
I
I
O
—
—
—
O
O
O
O
—
O
O
O
O
O
O
O
O
—
—
—
O
O
O
O
I
—
—
—
—
I
I
—
I
I
I
I
O
O
I
I
I
I
I
O
I
O
O
O
Description
M-BUS (VIDEO2) input.
M-BUS (MONITOR) input.
M-BUS status output.
Not used.
Not used.
Not used.
LED output (STANDBY).
LED output (DPC: SUR).
LED output (DPC: EQ).
LED output (DPC: INDEX).
Ground.
LED output (CD).
LED output (DAT/MD).
LED output (TAPE).
LED output (TV).
LED output (LD).
LED output (VIDEO3).
LED output (VIDEO2).
LED output (VIDEO1).
Not used.
Not used.
Not used.
FL clear output (FL tube).
FL data output (FL tube).
FL clock output (FL tube).
FL latch output (FL tube).
SIRCS remote control signal input.
5V.(Backup power supply)
5V.
Ground.
Ground.
AD KEY input 1 [Open drain]
AD KEY input 2 [Open drain]
Ground.
AD KEY input 3 [Open drain].
AD KEY input 4 [Open drain].
AD KEY input 5 [Open drain].
AD VERSION input [Open drain].
VOLUME UP.
VOLUME DOWN.
Mode setting, High (Backup power supply).
Mode setting, High (Backup power supply).
Mode swetting, Low.
STOP input.
Hardware standby, High.
Reset signal. (Control microprocessor).
Salve request & data. (Control microprocessor).
Master request. (Control microprocessor).
Master data. (Control microprocessor).
Master clock. (Control microprocessor).
2-16. IC PIN FUNCTION
• IC103 MB90673PF-G-206-BND (MODE CONTROL)
Pin Name
MBUS-V2
MBUS-MON
STATUS-OUT
N.C.
N.C.
N.C.
LED-STBY
LED-SURR
LED-TONE
LED-INDEX
Vss
LED-CD
LED-DAT/MC
LED-TAPE
LED-TV
LED-LD
LED-V3
LED-V2
LED-V1
RX
TX
BUSY
FLCLR
FLDAT
FLCLK
FLLAT
SIRCS
AVcc
AVR +
AVR –
AVss
ADKIN1
ADKIN2
Vss
ADKIN3
ADKIN4
ADKIN5
AD-VERSION
VOLUP
VOLDOWN
MD0
MD1
MD2
STANDBY
STOP
U-RESET
U-SREQ
U-MREQ
U-DATA
U-CLOCK
— 62 —
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
Description
L: HiFi, H: ES.
Control-A1.
Control-A1.
Ground.
Encoder input (Function-B).
Encoder input (Function-A).
Not used.
Not used.
Not used.
Not used.
Ground.
Reset.
Ground.
Ceramic oscillator, 4 MHz.
Ceramic oscillator, 4 MHz.
5V (Backup power supply).
LED output (TUNER).
LED output (PHONO).
LED output (MUTE).
LED output (IR-LEARN).
LED output (DIRECT PASS).
LED output (DISCRETE).
LED output (VOLUME).
LED output (BASS BOOST).
SPEAKER A signal input.
SPEAKER B signal input.
POWER key input.
LED output (TV) for video.
LED output (LD) for video.
M-BUS (VIDEO 1) input.
I/O
—
I
O
—
I
I
—
—
—
—
—
I
—
O
I
—
O
O
O
O
O
O
O
O
I
I
I
O
O
I
Label Name
GND
AUBUS IN
AUBUS OUT
GND
EN-FNC.B
EN-FNC.A
UP/DOWN-B
UP/DOWN-A
LEFT/RIGHT-B
LEFT/RIGHT-A
GND
RESET
Vss
X0
X1
Vcc
LED- TUNER
LED-PHONO
LED-MUTE
LED-LEARN
LED-DIRECT
LED-INPUT
LED-VOL
LED-BASSB
SP-A
SP-B
PW-SW
LED-TV (V)
LED-LD (V)
MBUS-V1
— 63 —
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
I
O
I
I
O
O
O
I
O
O
—
I
O
O
O
I
O
I
O
O
O
I
—
O
O
O
—
O
O
—
—
—
—
—
—
—
—
I
O
O
O
—
—
—
—
—
—
I
I
I
Description
RF demodulater error signal.
RR demodulater reset.
Stop in.
DIR LC8905V data.
DIR LC8905V write data.
DIR LC8905V latch.
DIR LC8905V clock.
DIR LC8905V error.
Analog/Digital.
A/D Converter AK5390 init.
Ground.
DSP56009 SHI HREQ.
DSP56009 SHI SS.
DSP56009 SHI MOSI.
DSP56009 SHI reset.
DSP56009 SHI MISO.
DSP56009 SHI clock.
DSP56009 SHI HREQ.
DSP56009 SHI SS.
DSP56009 SHI MOSI.
DSP56009 SHI reset.
DSP56009 SHI MISO.
+5V.
DSP56009 SHI clock.
DF+DA CX8505BQ init.
DF+DA CX8505BQ latch.
Connect to capacitor.
DF+DA CX8505BQ clock.
DF+DA CX8505BQ data.
Not used.
Not used.
Not used.
Not used.
+5V.
+5V.
Ground.
Ground.
Low frequency signal.
Front out +8db.
Front out +4db.
Front out +2db.
Ground.
Not used.
Not used.
Not used.
Not used.
Not used.
Power check.
Mode setting, HIGH.
Mode setting, HIGH.
Pin Name
RF-ERR
RF-RESET
STOP
RDATA
WDATA
DIRLAT
DIRCLK
DIRERR
ANA/DIG
A/DINT
Vss
HREQ
SS
MOSI
RESET
MISO
CLOCK
HREQ
SS
MOSI
RESET
MISO
Vcc
CLOCK
D/AINT
D/ALAT
C
D/ACLK
D/ADATA
N.C
N.C
N.C
N.C
Vcc
Vcc
Vss
Vss
LOW-FRQ-IED
GAIN-FRONT-8DB
GAIN-FRONT-4DB
GAIN-FRONT-2DB
Vss
N.C
N.C
N.C
N.C
N.C
STOP
MD0
MD1
• IC3413 MB90641APF-G-104BND (SYSTEM CONTROL)
— 64 —
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
I
I
—
I
I
O
I
O
O
O
I
I
I
—
—
I
I
O
O
O
O
O
O
O
O
O
I
O
O
O
—
I
O
—
O
O
O
O
O
O
—
—
—
O
—
—
—
O
O
O
Description
Mode setting, LOW.
Standby swtch.
Not used.
display master request.
display data.
Slave Data/Request.
Display clock.
LC latch.
LC data.
LC clock.
PLL data.
PLL auto stop.
PLL stereo.
Not used.
Not used.
Hifi/ES select.
Protector.
Video select A.
Video select B.
Video select E.
Video output inhibit.
Function mute.
Tuner mute.
Surround mute.
All mute.
“–20db” mute.
Reset.
Front speakers B relay.
Front speakers A relay.
Front speakers relay.
Ground.
4MHz OSC out.
4MHz OSC in.
+5V.
Pre amplifier relay.
Center speaker relay.
Rear speaker relay.
Headphone relay.
Speaker 4/8 relay.
Power relay.
Not used.
Not used.
Not used.
Direct pass.
Not used.
Not used.
Not used.
Digital input select 2.
Digital input select 1.
Digital input select 0.
Pin Name
MD2
STANDBY
N.C
DISPMR
DISPDATA
SLVDATA/REQ
DISPCLK
LAT
DATA
CLK
DATA IN
AU STOP
STEREO
N.C
N.C
HIFI/ES
PROTEC
VIDE-A
VIDE-B
VIDE-E
VIDEO-INH
FUN-MUTE
TUNER-MUTE
SURR-MUTE
AC-MUTE
RM-MUTE
RESET
RY-FRONT/A
RY-FRONT/B
RY FRONT
Vss
X IN
X OUT
Vcc
RY-PRE AMP
RY-CENTER
RY-REAR
RY-HP
RY-4/8
RY-POWER
N.C
N.C
N.C
RY-DIRECT-PASS
N.C
N.C
N.C
DIG-IN2
DIG-IN1
DIG-IN0
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