Tuner/Timer Mode Control Pin Functions - Sony SLV-M20HF Service Manual

5-7. TUNER/TIMER MODE CONTROL PIN FUNCTIONS (FR-139 BOARD IC460)
Pin No. Pin Name I/O
1 N.C. I
2 POWER FAIL I
3 H DET I
4 SIRCS IN I
5 STEREO DET I
6 SW1 SIRCS OUT O
7 BUZZER O
8 MUTE O
9 RESET O
10 SCK 0 I
11 SI 0 I
12 SO 0 O
13 EEP WC O
14 LANC IN I
15 LANC OUT O
16 A/D 0 I
17 A/D 1 I
18 A/D 2 I
19 A/D 3 I
20 A/D 4 I
21 ML LED O
22 X CS O
23 AFT I
24 AVDD I
25 AV REF
26 SCL 0 O
27 CG CS O
28 SDA 0 O
29 JOG LED O
30 AVSS I
31 EXTAL
32 XTAL
33 VSS
34 RST I
35 PLL CLK O
36 PLL DATA O
37 PLL ENABLE O
38 MAIN/SAP O
39 SAP DET O
40 V SET CS O
41 DMS 1 I
42 DMS 2 I
43 VFDP I
44 SEG1 O
45 SEG2 O
46 SEG3 O
47 SEG4 O
48 SEG5 O
49 SEG6 O
Function
Not used.
Power failure detect signal input.
H DET_(TUNER H SYNC detect
input).
Remote control signal (SIRCS)
input.
Stereo judge input.
Remote control signal (SIRCS)
output.
Buzzer signal output.
MUTE control.
Not used.
Serial communication signal (Serial
clock).
Serial communication signal (Data
input).
Serial communication signal (Data
output).
EEP mode control.
LANC input.
LANC output.
Analog voltage (KEY) input.
Analog voltage (KEY) input.
Analog voltage (KEY) Input.
Analog voltage (KEY) Input.
Analog voltage (KEY) Input.
ML LED ON/OFF control.
NL-2 board IC003 chip select
signal out.
AFT (Auto fine tuning signal input).
A/D port reference input.
UNSW 5V.
T BUS (clock) /IIC BUS (clock).
Character generator chip select
signal.
IIC BUS (data).
JOG LED control signal output.
UNSW ground.
System clock terminal (16MHz).
System clock terminal (16MHz).
Ground.
RESET input.
TUNER PLL clock.
TUNER PLL data.
TUNER chip select.
NO USE (MAIN/SAP judge signal
output).
MAIN/SAP judge input.
V SET IC chip select signal.
DMS forward/reverse signal input.
DMS forward/reverse signal input.
VFDP.
Segment terminal 1
Segment terminal 2
Segment terminal 3
Segment terminal 4
Segment terminal 5
Segment terminal 6
Pin No. Pin Name
50 SEG7
51 SEG8
52 SEG9
53 SEG10
54 SEG11
55 SEG12
56 SEG13
57 SEG14
58 SEG15
59 SEG16
60 NC
61 NC
62 GRID10
63 GRID9
64 GRID8
65 GRID7
66 GRID6
67 GRID5
68 GRID4
69 GRID3
70 GRID2
71 GRID1
72 VDD
73 TX
74 TEX
75 NC/VPP
76 ASURA CS
77 SYS RESET
78 POWER CONT 1
79 POWER CONT 2
80 CG V
5-4E
I/O Function
O Segment terminal 7
O Segment terminal 8.
O Segment terminal 9.
O Segment terminal 10.
O Segment terminal 11.
O Segment terminal 12.
O Segment terminal 13.
O Segment terminal 14.
O Segment terminal 15.
O Segment terminal 16.
Non Connect.
Non Connect.
O Grid terminal 10.
O Grid terminal 9.
O Grid terminal 8.
O Grid terminal 7.
O Grid terminal 6.
O Grid terminal 5.
O Grid terminal 4.
O Grid terminal 3.
O Grid terminal 2.
O Grid terminal 1.
D5V
Timer clock terminal (32.768kHz).
Timer clock terminal (32.768kHz).
O D5V
S/S microcomputer chip select
O
signal.
O System reset output.
O Power supply control signal.
O Power supply control signal.
I Composite sync input.