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5-1
SECTION 5
INTERFACE, IC PIN FUNCTION DESCRIPTION
SLV-SE100/SE200/SE250/SE300/SE400/SE450/SX100/SX250
5-1. SYSTEM CONTROL — VIDEO/RP BLOCK INTERFACE (MA-372 BOARD IC162)
Signal
RF SWP
QVD
C.V.IN
Pin No.
MA-372
IC162 qk
MA-372
IC162 qd
MA-372
IC162 th
I/O
O
O
I
STOP/
FF/REW
*1
L
*3
TAPE
LOADING
*1
L
*3
TAPE
UNLOADING
*1
L
*3
PB
*1
*2
*3
REC
*1
L
*3
REC/PAUSE
*1
L
*3
*1
Synchronized with drum rotation. 25 Hz 50% duty pluse.
*2
Normally “L”. “H” when video signal is not generated.
*3
Composite sync signal (positive).
5-2. SYSTEM CONTROL — SERVO PERIPHERAL CIRCUIT INTERFACE
(MA-372 BOARD IC162)
*1. 25 Hz pulse.
*2. Pulse in period in proportion to tape speed.
*3. 25 Hz “H” pulse.
*4. 330 Hz pulse.
*5. Unstable period pulse.
*6. DC voltage 1 to 5V.
*7. Hi-Z (2.5 V)
*2. Pulse in period in proportion to tape speed.
*3. 25 Hz “H” pulse.
*4. 330 Hz pulse.
*5. Unstable period pulse.
*6. DC voltage 1 to 5V.
*7. Hi-Z (2.5 V)
Signal
CTL +IN
DRUM PG
DRUM FG
CAP FG
CAP RVS
CAP ERR
DRUM ERR
Pin No.
MA-372
IC162 og
MA-372
IC162 o;
MA-372
IC162 il
MA-372
IC162 ij
MA-372
IC162 wf
MA-372
IC162 uh
MA-372
IC162 uj
I/O
I/O
I
I
I
O
O
O
STOP
*7
*3
*4
H/L
H/L
L
*6
FF
*7
*3
*4
*2
L
*6
*6
REW
*7
*3
*4
*2
H
*6
*6
TAPE
LOADING
*7
*3
*4
*5
L
*6
*6
TAPE
UNLOADING
*7
*3
*4
*5
H
*6
*6
PB
*7
*3
*4
*2
L
*6
*6
REC
*1
*3
*4
*2
L
*6
*6
5-2
5-3. SYSTEM CONTROL — MECHANISM BLOCK INTERFACE (MA-372 BOARD IC162)
*1. “L” when erasing protection tab is bent. “H” when not bent.
*2. Pulse of period in proportion to reel rotating speed.
*3. Approx. 2 msec period “H” pulse.
*4. Normally “L”. 2 msec period “H” pulse when tape top or tape end is detected.
*5. Hi-Z
*2. Pulse of period in proportion to reel rotating speed.
*3. Approx. 2 msec period “H” pulse.
*4. Normally “L”. 2 msec period “H” pulse when tape top or tape end is detected.
*5. Hi-Z
Signal
CAM
MODE 1
MODE 2
MODE 3
MODE 4
REC PRF
T REEL
S REEL
END LED
T SENS
S SENS
Pin No.
MA-372
IC162 ed
MA-372
IC162 wl
MA-372
IC162 wk
MA-372
IC162 wj
MA-372
IC162 wh
MA-372
IC162 e;
MA-372
IC162 i;
MA-372
IC162 ul
MA-372
IC162 w;
MA-372
IC162 7
MA-372
IC162 6
I/O
O
I
I
I
I
I
I
I
O
I
I
EJECTED
M
H
H
L
L
L
H/L
H/L
L
*3
*3
CASSETTE
LOADING
H/M
—
—
—
—
*1
H/L
H/L
*3
*3
*3
CASSETTE
UNLOADING
UNLOADING
L/M
—
—
—
—
*1
H/L
H/L
*3
*3
*3
TAPE
THREADING
H/M
L
L
H
H
*1
H/L
*2
*3
*4
*4
TAPE
UNTHREADING
L/M
L
L
H
H
*1
H/L
*2
*3
*4
*4
STOP
M
H
H
H
L
*1
H/L
H/L
*3
*4
*4
FF
M
H
H
L
H
*1
*2
*2
*3
*4
*4
REW
M
H
H
L
H
*1
*2
*2
*3
*4
*4
PB
M
H
L
L
L
*1
*2
*2
*3
*4
*4
REC
M
H
L
L
L
*1
*2
*2
*3
*4
*4
5-4. SYSTEM CONTROL — SYSTEM CONTROL PERIPHERAL CIRCUIT INTERFACE
(MA-372 BOARD IC162)
Signal
RESET
Pin No.
MA-372
IC162 ef
I/O
I
I/O level
Normal “H” , “L” when seryvice Interruption is detected or restored.
Signal
A MUTE
Pin No.
MA-372
IC162 yd
I/O
O
STOP/
FF/REW
L
TAPE
LOADING
L
TAPE
UNLOADING
L
PB
L
REC
L
REC/PAUSE
H
5-5. SYSTEM CONTROL — AUDIO BLOCK INTERFACE (MA-372 BOARD IC162)
5-3
5-6. SERVO/SYSTEM CONTROL MICROPROCESSOR PIN FUNCTIONS
(MA-372 BOARD IC162)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Pin Name
DEST1
DEST2
TU AFT
FU KEY2
FU KEY1
S SENS
T SENS
RF ENV
N.C.
MOD CONT
KKP+
KKP–
QVD
REMOCON
CROT
HA SW
ENV S
RF SWP
AF SWP
END LED
AV CONT
AF REC P
FULL ERS
CAP RVS
I CONT
MODE 4
MODE 3
MODE 2
MODE 1
REC PRF
IIC CLK1 (EEP)
IIC DATA1 (EEP)
CAM
RESET
32kHz (IN)
32kHz (OUT)
Vcc
17.734475MHz (IN)
17.734475MHz (OUT)
Vss
NICAM. CLK
NICAM. DATA
CLK SEL
OSC CHARA (IN)
OSC CHARA (OUT)
NUB
OSD LPF
LP
OSD GND
OSD V IN
I/O
I
I
I
I
I
I
I
I
—
O
I
I
O
I
O
O
I
O
O
O
O
O
O
O
O
I
I
I
I
I
O
I/O
O
I
I
O
I
O
O
O
I
I/O
I/O
I/O
O
I
Function
Destination identification input 1
Destination identification input 2
AFT input from TUNER for station selection
Function key input (9 keys)
Function key input (9 keys)
Tape end sensor input
Tape top sensor input
Video RF envelope input
N.C.
RF modulator ON/OFF control
KKP 2-phase pulse B input
KKP 2-phase pulse A input
Pseudo VD output
Remote control SIRCS signal input
Head azimuth information
SP/EP head switching signal
Identification signal of SP/EP head output comparison & detection
Video RF switching pulse output
N.C.
End sensor LED output
EURO 21 pin AV CONT signal output
N.C.
N.C.
Inverted capstan signal
EURO 21 pin-I CONT signal output
Cam encode data 4
Cam encode data 3
Cam encode data 2
Cam encode data 1
Safety tab detection input
I2C clock (EEPROM control)
I2C data (EEPROM control)
Cam motor control signal
Reset input
Sub clock input
Sub clock output
Power supply input terminal (high speed mode: 4.0 to 5.5 V, low speed mode: 2.6 to 5.5 V)
Main clock input
Main clock output
Ground terminal
N.C.
N.C.
Selection of oscillation clock when reset is canceled. L: sub clock, H: main & sub clocks
Clock input for OSD character size
Clock output for OSD character size
Connected to Ground
External filter that doubles the fsc, is connected to this terminal
“L” at SP. “H” at EP/LP.
Ground terminal of OSD/slicer
Video signal input for OSD overlay
5-4
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
Pin Name
OSD W LEVEL
OSD V OUT
OSD Vcc
HLF (SLICER LPF)
OSD SECAM C IN
C V IN (C SYNC IN)
NUA
DEC/VTR
PDC DAV
AV CONT IN/C+DET
DIV CLK OUT/JOG LED CONT
TA MUTE
A MUTE
MTR 12V CONT.
SW 5V CONT.
FLD CS
SECAM ON
TO FLD DATA
18V CONT
FLD CLOCK
SCL
(VI/HF/TU/NICAM ZWEI/MOD/VPS/DNR)
SDA
(VI/HF/TU/NICAM ZWEI/MOD/VPS/DNR)
TO AV LINK
–14V CONT
C+ 5V CONT
CAP ERROR
DRUM ERROR
P FAIL
S REEL
T REEL
DMS+
DMS–
TU SW1
TU SW2
FROM AV LINK
SECAM DET
CAP FG
AMP Vss
DRUM FG
DRUM PG
AMP VREF OUT
AMP VREF IN
RC CHECK
CTL –IN
CTL +IN
AMP C
CTL AMP OUT
AMP Vcc
AVcc
24V CONT
I/O
I
O
I/O
I
I
O
I
I
O
O
O
O
O
O
O
O
O
O
I/O
I/O
O
O
O
O
O
I
I
I
I
I
O
O
I
I
I
I
I
I
I/O
I/O
O
O
Function
OSD white level input
OSD video signal output
Power supply input terminal for OSD/slicer (4.75 V to 5.25 V)
LPF connection terminal for slicer/AFC (This terminal is used as the HLF terminal
when C. Video is input to pin-56.)
Color signal input for SECAM OSD
Video signal input for tuner’s station selection, OSD and servo sync signal detection
(after passing filter)
Connected to Ground
Decoder/VTR switching
PDC/VPS signal reception identification input
CANAL+ connection identification input
Terminal of using JOGLED output or adjustment mode output of clock dividing frequency
Tuner audio mute signal output
Audio mute signal output
Motor 12 V power control signal
SW 5 V power control signal
Chip selection signal for display tube driver
SECAM ON signal/surround audio control (switched by destination)
Serial data out CH0 (FLD)
N.C.
Serial clock CH0 (FLD)
I2C clock (video/HiFi/tuner/ARC/modulator/VPS control)
I2C data (video/HiFi/tuner/ARC/modulator/VPS control)
SMART LINK data output for communication
Power save control
Power save control
Capstan error output
Drum error output
Power failure detection input
Supply reel sensor input
Take up reel sensor input
N.C.
N.C.
Turner system BG/L selection signal
Turner system BGL/L selection signal
SMART LINK data input for communication
SECAM identification input
Capstan FG input
Ground terminal for analog amplifier (connected to Vss)
Drum FG input
Drum PG input
Analog amplifier reference power supply output terminal
Analog amplifier reference power supply output terminal
No use (Fix to “L” on the outside for the terminal only for the input)
CTL signal input/output terminal
CTL signal input/output terminal
CTL amplifier AC Ground terminal
CTL amplifier output
Power supply input terminal for analog amplifier (connected to Vcc)
Power supply input and reference voltage input to A-D converter
N.C.
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