Sony STR-DE435, Руководство по обслуживанию

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STR-DE435/DE535/SE491/V424/V525
3-15. IC PIN FUNCTION DESCRIPTION
— 37 — — 38 —
• IC100 uPD780208GF-032-3BA/M62438FP-600D SYSTEM CONTROL (DISPLAY 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 to 33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
—
O
O
O
O
O
—
O
O
I
—
—
—
I
—
O
O
O
O
I
O
I
I
—
I
O
I
I
I
—
—
O
I
I
I
—
O
O
O
O
O
—
I
O
O
I
Description
Power Supply (+5 V).
Video IC S1.
Video IC S2.
Video IC MUTE.
Reset.
VIR Control.
Not used (ground).
A-class mute.
Dolby latch.
System reset.
System clock X101(5.0 MHz).
VSS (0 V).
Open.
RDS data input.
Power Supply (+5 V).
Tone latch.
Serial clock.
Serial data.
Serial latch.
Auto stop detect input.
Tuner mute.
Stereo.
IF. Data input.
A/D ground (0 V).
SIRCS input.
Control A1 Latch.
Signal.
Version.
Key A/D 4 to 1
A/D power supply (+5 V).
A/D reference voltage (+5 V).
Control-A1 out.
Control-A1 in.
RDS clock in.
STOP.
Ground.
Direct pass.
Surround relay.
Center relay.
Front relay.
Woofer relay.
+5 V.
Protector in.
Power relay.
Bass boost.
Speaker off.
Pin Name
VDD.+5V
S1
S2
V.MUTE
INITIALIZE
VIR CNTL
GND
AC.MUTE
D.LATCH
RESET
X2, X1
VSS. GND
N.C.
RDS.DAT.IN
VDD.+5v
T.LATCH
S.CLOCK
S.DATA
S.LATCH
AUTO.STOP
TUNER.MUTE
STEREO
IF.DATA.IN
GND.A/D
SIRCS
CTRLA1LAT
SIGNAL
VERSION
KEY4 to 1
VDD.A/D.+5V
VREF.A/D.+5V
CTRL-A1.OUT
CTRL-A1.IN
RDS.CLK.IN
STOP
VSS.GND
DIRECT.PASS
SUR.RY
CENTER.RY
FRONT.RY
W.RY
VDD.+5V
PROTECTOR.IN
POWER.RY
BASS.BOOST
SP.OFF
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71 to 78
79
80 to 88
89 to 100
I/O
O
O
—
O
I
—
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
—
O
O
Description
Volume –.
.
Not used (ground).
S. Mute.
System Power.
Not used (ground).
5.1/DVD input LED drive.
Set up LED drive.
Muting LED drive.
TUNE LED drive.
Surround LED drive.
NAME LED drive.
PHONO LED drive.
TUNER LED drive.
CD LED drive.
MD/TAPE LED drive.
TV/DBS LED drive.
VIDEO LED drive.
BASS/TREBLE LED drive.
B. BOOST LED drive.
Key Out 1 to 8 Fluorescent indicator tube drive.
Vee (–30V).
Key Out 9 to 17 Fluorescent indicator tube drive.
Fluorescent indicator tube drive.
Pin Name
VOL –
VOL +
GND
S.MUTE
SYS. POWER
GND
5.1.INPUT.LED
SET UP LED
MUTING.LED
TONE.LED
SURR.LED
NAME.LED
PHONO.LED
TUNER.LED
CD.LED
MD/TAPE.LED
TV/DBS.LED
VIDEO.LED
BASS/TREBLE LED
B.BOOST.LED
P1 to P8
VLOAD
P9 to P17
G12 to G1