No.
Port Name
I/O
Description
P-OFF
P-Save
P-FAIL Reset
21
ROTARY.SW
O Output terminal for rotary switch.
Low
Low
Low
Low
22
H.A.SW
O Output terminal for HEAD AMP switch.
Low
Low
Low
Low
23
ENVE.SELECT
I
Input terminal for enverope selection.
Low
Low
Low
Low
24
VIDEO.H.SW
O Output terminal for video HEAD switch.
Low
Low
Low
Low
25
A.H.SW
O Output terminal for FM audio HEAD switch.
Low
Low
Low
Low
26
A.DEF(H)
O
Audio Mute output terminal for tuner and decoder.
[High]...........During VCR mode is NORMAL PLAY and VV mode.
Low
Low
Low
Low
27
PROG.ON(H)
O
I/O control to switch IIC bus for LW-programmer.
H:IIC bus is connected to AV2.
L:IIC bus is not connected to AV2.
Low
Low
Low
Low
28
AVPB-H(L)
O
"PB-(H)"output terminal for AV2
*Details, refer to 21pin control specifications.
*The signal output from Pin-8 of 21pin terminal is shown below.
High
High
Low
High
29
AVPB-M(H)
O
Low
Low
Low
Low
30
GND(D)
-- GND
---
---
---
---
31
20MHz.IN
I
Main oscillator input
---
STOP STOP ---
32
20MHz.OUT
O Main oscillator output
---
STOP STOP ---
33
+5V(D)
I
5V input terminal
---
---
---
---
34
32KHz IN
I
Sub oscillator input
---
---
---
---
35
32KHz OUT
O Sub oscillator output
---
---
---
---
36
VCONT
I
Video Control
---
---
---
---
37
V EE(L)
O Output terminal for switch between EE and VV.
Low
Low
Low
Low
38
D REC(H)
O Output terminal for video recording current control.
Low
Low
Low
Low
39
D.A.REC(H)
O Control terminal for normal audio recording current.
Low
Low
Low
Low
40
BIAS(L)
O
Bias oscillation Control terminal for Linear audio recording current.
High
Hi-Z
Hi-Z
High
41
FM.MUTE(H)
O Output terminal for audio mute control.
High
High
Low
High
42
FULL ERASE(H)
O Output terminal for control FULL ERASE HEAD.
Low
Low
Low
Low
43
POWER_KEY
I
Input terminal for the unit power button.
It switches ON to OFF and/or OFF to ON when down edge is detected.
In
In
In
In
44
POS.SW3
I
Input terminal for mecha position.
In
In
In
In
45
POS.SW2
I
Input terminal for mecha position.
In
In
In
In
46
POS.SW1
I
Input terminal for mecha position.
In
In
In
In
47
POWER OFF(H)
O
ON/OFF Control terminal for power circuit.
Power off condition: "High" is existed.
("Low" is existed when the mechanism and/or circuit operation is activated.)
High
High
Low
High
48
FIP(L)
O
Output terminal for FIP on/off control signal.
("Low" is existed when the power off condition under the "FIP OFF" setting.)
Not fix High
Low
Low
49
P50 IN
I
Input terminal for Project 50 serial signal.
In
In
In
In
50
LC.OSC IN
I
The oscillation input terminal for OSD dot clock.
---
---
---
---
D.A.REC(H)
BIAS(L)
140mS
140mS
High
Middle
Low
AVPB-H(L)
AVPBM-(H)
Hi-Z
L
pin8
Name
Hi-Z
H
L
H
