31
SYSCON PCB OEC7043C (IC1001)
PIN NO.
PIN NAME
I/O
DESCRIPTION
53
OSD VCC
- 5V
54
HLF
- Filter connection for HLF.
55
VHOLD
- Condenser connection for VHOLD.
56
CVIN
I
Composite Video input terminal.
57
NUA
- Ground.
58
H SYNC
I
Input terminal for H-SYNC.
59
V SYNC
I
Input terminal for V-SYNC.
60
OSD OUT 1
O Blanking output terminal of OSD.
61
REC-H/EE-M/PB-L
O Output terminal for Y/C IC control.
62
B
O Color signal blue output.
63
G
O Color signal green output.
64
R
O Color signal red output.
65
CAPSTAN FULL
O Output the HIGH during the acceleration force of capstan motor at SLOW mode.
66
V REC START H
O On control of A/V recording (Whole width erase) circuit.
67
YC DOC/XO CTL
O DOC/XO switching terminal of Y/C.
68
CENTER LED
O CENTER indication LED output.
69
TRICK PB/EE-H
O Special effect playback.(CUE/REVIEW/STILL/SLOW etc)
70
TRICK PB-H
O
71
CLK 1
O CLOCK terminal for I2C BUS communication.
72
DATA 1
I/O DATA terminal for I2C BUS communication.
73
FF/REW-L
O The output terminal of to that switches the frequency characteristic of CTL by the circuit bill
outside.
74
JUST CLOCK
I
Input terminal for JUST CLOCK.
75
AGC
O Not used.
76
CAPSTAN PWM
O PWM output of Capstan control.
77
DRUM PWM
O PWM output of Cylinder control.
78
PLAY LED
O PLAY indication LED output.
79
REEL S
I
Input terminal of reel sensor supply.
80
REEL T
I
Input terminal of reel sensor take up.
81
VCR MUTE
O Mute signal of audio mute. (VCR)
82
TV MUTE
O Mute signal of audio mute. (TV)
83
SP-L/LP-M/EP-H
O Output terminal for tape speed control at playback and recording.
84
CA/MA SEL
O Not used.
85
POWER FAIL
I
Input for the detection of power interruption.
86
CPFGAMP OUT
O Output terminal for CAPSTAN FG signal detection.
87
CAPSTAN FG
I
Input terminal for CAPSTAN FG signal detection.
88
AMP VSS
- Ground.
89
DRUM FG
I
Input terminal for DRUM FG signal detection.
90
DRUM PG
I
Input terminal for DRUM PG signal detection.
91
AMP VREFOUT
O Condenser connection for AMP-VREFOUT.
92
AMP VREFIN
I
Condenser connection for AMP-VREFIN.
93
C
I
Condenser connection for C.
94
CTL-
I/O Input and output terminal of Control Head.
95
CTL+
I/O Input terminal of Control Head.
96
AMP C
- Condenser connection for AMP C.
97
CTL AMP OUT
O Output terminal for amp out.
98
AMPVCC
- 5V
99
ANALOG VCC
- 5V
100
DEW(mono)
I
Input terminal for the detection with the dew of the cylinder.
100
STEREO SEL(HiFi)
I
Input terminal for the judgement of voice reception condition.
• The assignment for Pin 100 is varies according to the SET which is MONO or Hi-Fi.
It is used for DEW terminal in MONO and STEREO SEL terminal in Hi-Fi.
