5-2
5-3. SYSTEM CONTROL — SYSTEM CONTROL PERIPHERAL CIRCUIT INTERFACE
(MA-397 BOARD IC160)
5-4. SYSTEM CONTROL AND RF MODULATOR — INPUT SELECTION BLOCK INTERFACE
(MA-397 BOARD IC160)
Signal
ANT SEL
Pin No.
MA-397 Board
IC160
wa
I/O
O
I/O level
“H” when RF modulator through.
5-5. SYSTEM CONTROL — VIDEO/RP BLOCK INTERFACE (MA-397 BOARD IC160)
Signal
RF SWP
QVD
C SYNC
Pin No.
MA-397 Board
IC160
qk
MA-397 Board
IC160
qd
MA-397 Board
IC160
tk
TAPE
LOADING
*1
L
*3
TAPE
UNLOADING
*1
L
*3
STOP/FF
/REW
*1
L
*3
PB
*1
*2
*3
REC
*1
L
*3
I/O
O
O
I
REC/
PAUSE
*1
L
*3
*1. Synchronized with drum rocation, 30Hz 50% duty pulse.
*2. Normal “L”, “H” when video signal is not rgenerated.
*3. Composite sync signal (positive).
5-6. SYSTEM CONTROL — AUDIO BLOCK INTERFACE (MA-397 BOARD IC160)
Signal
A MUTE
AF REC P
Pin No.
MA-397 Board
IC160
yd
MA-397 Board
IC160
ws
TAPE
LOADING
L
L
TAPE
UNLOADING
L
L
STOP/FF
/REW
L
L
PB
L
L
REC
L
H
I/O
O
O
REC/
PAUSE
L
L
Signal
RESET
I2C DATA 1
I2C CLOCK 1
I2C DATA VIDEO
I2C CLOCK VIDEO
(ARC) S OUT 1
(ARC) CLK 1
Pin No.
MA-397 Board
IC160
ef
MA-397 Board
IC160
es
MA-397 Board
IC160
ea
MA-397 Board
IC160
us
MA-397 Board
IC160
ua
MA-397 Board
IC160
rs
MA-397 Board
IC160
ra
I/O
I
I/O
O
I/O
O
I/O
O
I/O level
Normally “H”, “L” when service interruption detected or restored.
Serial communication data to EEPROM I2C161.
Serial communication clock to EEPROM I2C161.
Serial communication data to video and audio microprocessor.
Serial communication clock to video and audio microprocessor.
Serial communication data to ARC microprocessor.
Serial communication clock to ARC microprocessor.
Summary of Contents for SLV-LX80S
Page 28: ...SLV LX80S 3 1 3 2 SECTION 3 BLOCK DIAGRAMS 3 1 OVERALL BLOCK DIAGRAM ...
Page 30: ...SLV LX80S 3 3 SERVO SYSTEM CONTROL BLOCK DIAGRAM 90 89 87 95 79 80 39 36 43 3 5 3 6 ...
Page 31: ...SLV LX80S 3 4 TUNER BLOCK DIAGRAM 3 7 3 8 ...
Page 33: ...SLV LX80S 3 6 POWER BLOCK DIAGRAM CHILEAN MEXICAN 3 11 3 12E ...