1-13-1
HD230PIN
IC PIN FUNCTION DESCRIPTIONS
Comparison Chart of Models and Marks
IC501( SERVO / SYSTEM CONTROL IC )
“H”
≥
4.5V, “L”
≤
1.0V
Pins that have * in the Pin No. section on table below
are not used.
Model
Mark
DCV203
A
DCV603
B
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
1
IN
P-DOWN
-L
Power
Voltage Down
Detector
Signal
L
2
IN
REC-
SAF-SW
Recording
Safety SW
Detect (With
Record tab =
”L”/ With out
Record tab =
”H”)
H/L
3
IN
T-REEL
Take Up Reel
Rotation
Signal
PULSE
4
-
N.U.
Not Used
-
5
IN
REMO-
CON-IN
Remote
Control Sen-
sor
L
6
-
N.U.
Not Used
-
7
OUT
A-MUTE-
H
Audio Mute
Control
Signal
(Mute = “H”)
H
8
-
N.U.
Not Used
-
9
-
N.U.
Not Used
-
10
-
N.U.
Not Used
-
11
OUT TRICK-H
Special
Playback = “H”
in SECAM
Mode
H/Z/L
12
IN/
OUT
IIC-BUS-
SDA
IIC BUS
Control Data
H/L
13
OUT IIC-BUS-
SCL
IIC BUS
Control Clock
H/L
14
-
N.U.
Not Used
-
15
-
N.U.
Not Used
-
16
OUT
INSEL/
ST-SL
Input Selector
Control Signal
(EE/Rec)/Still/
Slow
(Playback)
H/Hi-z
/L
17
OUT
PIC-
TURE-
SEL
Picture Control
Signal
-
18
OUT RF-SW
Video Head
Switching
Pulse
H/L
19
OUT
D-V
SYNC
Dummy
V-sync Output
H/Hi-z
20
IN
RESET
System Reset
Signal
(Reset=”L”)
L
21
OUT
LM-FWD/
REV
Loading Motor
FWD/ REV
Output
H/Z/L
22
OUT P-ON-L
Power On
Signal to
Low
L
23
OUT D-PB-H
Playback
Instruction
Signal
H
24
OUT D-REC-H
Delayed
Record Signal
H
25
A
-
N.U.
Not Used
-
B
OUT
HiFi-H-
SW
HiFi Audio
Head
Switching
Pulse
H/L
26
OUT
SP/LP/
SLP
Top Speed
Select Signal
(SP=”L”/
LP=”Z”/
SLP=”H”)
H/Z/L
27
OUT C-F/R
Capstan Motor
FWD/REV
Control Signal
(FWD=”L”/
REV=”H”)
H/L
28
OUT C-CONT
Capstan Motor
Control Signal
PWM
29
OUT D-CONT
Drum Motor
Control Signal
PWM
30
-
N.U.
Not Used
-
31
-
VDD
VDD
-
32
OUT OSCO
Main Clock
Output
14.31818MHz
-
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
