1-31
IC DESCRIPTION
VCR PCB OEC7079B (IC3001) [For HR-XV1EU-C/S/Y]
Pin No.
Pin Name
I/O
Description
1
MSSW B
I
Input terminal(B) of mecha state sensor.
2
MSSW A
I
Input terminal(A) of mecha state sensor.
3
KEY-A
I
Key A input.
4
KEY-B
I
Key B input.
5
AFT-SC
I
AFT S Curve input for tuner.
6
EOT
I
Tape end sensor input signal.
7
A-ENV
I
Input terminal of audio envelope.
8
V-ENV
I
Input terminal of video RF envelope.
PERI_CTL and AGC are changed by Initial setting.
PERI_CTL : Control the 21 pin IC output.
AGC : Detection terminal AGC voltage of TUNER.
10
BOT
I
Tape start sensor input signal.
11
CAP FWD
O
Capstan forward and backward command.
12
CAP LIMIT
O
Switch the maximum output current of the Capstan Motor.
13
D.V SYNC
O
Intative V-SYNC signal output during the special playback.
14
REMOCON IN
I
Input the infrared remote control.
15
SECAM IN
I
Input the color system SECAM.
16
S-DET-H
O
Output "H" when S detection by PAL SP.
17
DVD_RESET
O
Output terminal of DVD reset.
18
V.HEAD SW
O
Output terminal of Head Switch.(video)
19
A.HEAD SW
O
Output terminal of Head Switch.(audio)
20
POWER ON H
O
For control the user power switch ON/OFF.
21
CENTER LED
O
Center LED(EOT/BOT).
22
A.MUTE-H
O
This pin output the HIGH to mute the sound at the switching point
between E-E and V-V durin g the special playback.
23
SECAM-H
O
Control Y/C IC at SECAM .
24
SP-H
O
Output High when SP on EE screen. The other is Low.
25
FF/REW L
O
Output "L" when fast forwarding or rewinding.
26
CAP ON
O
Control the Capstan Motor rotation direction.
27
FL_CS
O
CS for FL driver IC control.
28
DVD_MUTE
O
MUTE terminal for DVD when power ON/OFF .
29
NA REC-H
O
Control the Bias OSC for audio head.
30
VV-H
O
If the EE/VV is "VV" ,output"H".
31
DVD_POWER_A
O
Control terminal of DVD POWER(3.3V).
N.C. and PERI_CTL-L are changed by Initial setting.
In case of ATS is PERI_STL-L.
The others are N.C..
33
N.C.
O
Not used.
34
N.C.
-
Not used.
35
N.C.
-
Not used.
36
CLKSEL
-
5V.
37
VCC
-
5V.
38
X IN
I
Connect the main crystal(12 MHz).
39
X OUT
O
Connect the main crystal(12 MHz).
40
VSS
-
Ground.
41
XC IN
I
Subclock pulse(32.768 KHz).
42
XC OUT
O
Subclock pulse(32.768 KHz).
43
RESET
I
Input terminal of reset signal.
44
SERVICE 1
I
Setting of service mode 1.
45
SERVICE 2
I
Setting of service mode 2.
46
SUB_CS
O
Submicom communication control CS.
47
LDM_CTL
O
Control terminal of the Loading Motor.
48
ZERO MUTE
I
MUTE terminal for DVD when power ON/OFF .
49
SUB_RESET
O
Control submicom RESET.
50
LEM-SEG1
O
Control the LED display module(SEG1)
9
PERI_CTL or AGC
I
32
N.C. or
PERI_CTL-L
I/O
Summary of Contents for HR-XV1EU-C
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Page 118: ...VICTOR COMPANY OF JAPAN LIMITED VIDEO DIVISION Printed in Japan S40894 ...
