FUNAI D8A-M1000DB, Руководство по обслуживанию

Страница: 50 / 68

1-15-1 E8GA0PIN
IC PIN FUNCTION DESCRIPTIONS
Comparison Chart of Models and Marks
< VCR Section >
IC501( SERVO / SYSTEM CONTROL IC )
“H”
≥
4.5V, “L”
≤
1.0V
Model Mark
D8A-M1000DB A
D8D-M1000DB B
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
1 IN
SC2-IN
Input Signal
from Pin 8 of
SCART2
A/D
2 - NU Not Used -
3 IN
POW-SAF
P-ON Power
Detection
Input Signal
A/D
4 IN
END-S
Tape End
Position
Detect Signal
A/D
5 IN
AFC
Automatic
Frequency
Control
Signal
A/D
6 IN V-ENV
Video
Envelope
Comparator
Signal
A/D
7 IN KEY-1
Key Scan
Input Signal
1
A/D
8 IN KEY-2
Key Scan
Input Signal
2
A/D
9 IN LD-SW
Deck Mode
Position
Detector
Signal
A/D
10 IN
ST-S
Tape Start
Position
Detector
Signal
A/D
11 -
NU Not Used
-
12 - NU Not Used -
13 OUT D-V- SYNC
Dummy V-
sync Output
H/Hi-z
14 IN
REMOTE
Remote
Control
Sensor
L
15 OUT C-ROTA
Color Phase
Rotary
Changeover
SIgnal
H/L
16 OUT H-A-SW
Video Head
Amp
Switching
Pulse
H/L
17 IN H-A-COMP
Head Amp
Comparator
Signal
H/L
18 OUT RF-SW
Video Head
Switching
Pulse
H/L
19 - NU Not Used -
20 OUT FRONT-AV
Front AV
Output
Signal
H/L
21 OUT
DVD-
POWER
DVD Power
Control
Signal
H
22 OUT
TUNER-
SW2
Tuner
System
Control
Signal
Output
H
23 OUT
POWER-
LED
“POWER”
LED Signal
Output
H/L
24 -
NU Not Used
-
25 OUT TIMER-LED
TIMER LED
Signal
Output
H
26
OUT REC-LED
Recording
LED Control
Signal
H
27 OUT
RGB
THROUGH
SCART 2
RGB
Through
Control
Signal
-
28 - NU Not Used -
29 OUT DVD-LED
“DVD” LED
Signal Output
H/L
30 OUT VCR-LED
“VCR” LED
Signal Output
H/L
31 IN
REC-SAF-
SW
Recording
Safety SW
Detect (With
Record
tab=”L”/ With
out Record
tab=”H”)
H/L
32 IN P-DOWN -H
Power
Voltage Down
Detector
Signal
H
33 OUT D-REC-H
Delayed
Record
Signal
H
34 IN RESET
System
Reset Signal
(Reset=”L”)
L
35 IN Xcin Sub Clock -
36 OUT Xcout
Sub Clock
-
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level