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Pin
IN/
Signal
No.
OUT
Name
Servo Standard Voltage
52
IN
VRI
Input
53
-
AVss
AVSS (GND)
54
IN
CTLA
CTL Amp. AC GND
55
-
AVDD
Power Supply
IN/
Playback/Record Control
56
CTL (+)
OUT
Signal (+)
IN/
Playback/Record Control
57
CTL (-)
Signal (-)
OUT
Amp. Output Control
58
OUT CTL
Signal for Test Point
Hi-Fi/NOR-
Audio Mode Input HiFi="L"/
59
IN
IN
Normal="H"
POWER-
60
IN
Power Supply Safety Signal
SAFETY
61
-
NU
Not Used
Tape End Position Detect
62
IN
END-S
Signal
63
-
NU
Not Used
Video Envelope
64
IN
V-ENV
Comparator Signal
Video Head Switching
65
IN
PG-DELAY
Pulse Signal Adjusted
Voltage
66
IN
KEY-2
A/D Key Data Signal 2
67
IN
KEY-1
A/D Key Data Signal 1
Deck Mode Position
68
IN
LD-SW
Detector Signal
Tape Start Position
69
IN
ST-S
Detector Signal
70
-
NU
Not Used
71
-
NU
Not Used
VCR-REC-
VCR Rec Mode LED
72
OUT
Signal Output
LED
73
-
NU
Not Used
74
-
NU
Not Used
75
-
NU
Not Used
76
-
NU
Not Used
77
-
NU
Not Used
Color Phase Rotary
78
OUT C-ROTA
Changeover Signal
Video Head Amp
79
OUT H-A-SW
Switching Pulse
H-A-
Head Amp Comparator
80
IN
COMP
Signal
Notes:
Function
Abbreviation for Active Level:
IC4001 (SUB MICROCONTROLLER)
Pin
No.
10
11
12
13
14
15 OUT VCR-TXD
16
17 OUT VCR-CLK
18 OUT SUB-TXD
19
20
21
22 OUT
23 OUT
24 OUT VCR-CS
25 OUT VJ
26
27
28
29
30
31 OUT
1-17-2
PWM ----- Pulse Wide Modulation
A/D -------- Analog - Digital Converter
IN/
Signal
OUT
Name
1
IN SUB-KEY-1 Front Button Detection 1
2
IN SUB-KEY-2 Front Button Detection 2
3
IN FAN-LOCK Fan Failure Detection
4
IN AFT
Tuner AFT Power Supply
5
-
NU
Not Used
6
-
AL+3.3V
A/D Converter Power Supply
7
-
VCC
Vcc
8
OUT OSC2
Clock Output
9
IN OSC1
Clock Input
-
GND
GND
-
XI
Sub Clock Input
-
XO
Sub Clock Output
-
GND
GND
IN RESET
Reset Signal
VCR Micro Controller
Interface S-DATA-IN
VCR Micro Controller
IN VCR-RXD
Interface S-DATA-OUT
VCR Micro Controller
Interface S-CLOCK
B/E Interface
IN SUB-RXD
B/E Interface
-
NU
Not Used
-
NU
Not Used
SYS-
B/E System Reset
RESET
REG-
Regulator Control Signal
CONT
VCR Micro Controller
Interface S-CS
Main Power Supply Control
-
NU
Not Used
IN REMOTE
Remote Control Sensor
-
NU
Not Used
-
NU
Not Used
IN P-DOWN
Power Failure Detection
DUBBING-
DUBBING-LED Output
LED
Signal Control
Function
E4340PIN
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