6-3
BFC-1
(3) TEST (RS-232C)
IF-373 Board
(4) 1/3 (For RS-422A IN)
(5) 2/4 (For RS-422A OUT)
Controller Block
Pin No.
1
2
3
4
5
6
7
8
9
Signal
NC
TD
RD
DSR
GND
DTR
CTS
RTS
NC
Signal level
RS-232C
RS-232C
RS-232C
RS-232C
RS-232C
RS-232C
Description
Transmit Data
Receive Data
Data Set Ready
Data Terminal Ready
Clear To Send
Request To Send
5
9
– OUTSIDE VIEW –
6
1
Pin No.
1
2
3
4
5
6
7
8
9
Signal
GND
TX (
_
)
RX (
+
)
GND
NC
GND
TX (
+
)
RX (
_
)
GND
Signal level
RS-422A conformity
RS-422A conformity
RS-422A conformity
RS-422A conformity
Description
TXAOUT (
_
)
RXBIN (
+
)
TXBOUT (
+
)
RXAIN (
_
)
5
9
– OUTSIDE VIEW –
6
1
5
9
– OUTSIDE VIEW –
6
1
Pin No.
1
2
3
4
5
6
7
8
9
Signal
GND
RX (
_
)
TX (
+
)
GND
NC
GND
RX (
+
)
TX (
_
)
GND
Signal level
RS-422A conformity
RS-422A conformity
RS-422A conformity
RS-422A conformity
Description
RXAIN (
_
)
TXBOUT (
+
)
RXBIN (
+
)
TXAOUT (
_
)
IF-373 BOARD
(5)2
(5)4
(4)1
(4)3
CPU-107 BOARD
(5)2
(5)4
(4)3
(4)1
(3) TEST