Operating instructions

RCS20 M:N Redundancy Switch Electrical Interfaces
TM056 - Rev. 2.3 5-19
8 NC No Connect None
9 NC No Connect None
10 GND Ground None
11 VCC_RELAY Relay +6 Volts Output
12 IFS_LDAT1 Serial Control Data 1 Bi-directional
13 NC No Connect None
14 NC No Connect None
15 NC No Connect None
Table 5-19.
J3 - Bank Control Card -
RS485 Modem Control - 9-pin ‘D’ Female
Pin No. Signal Description Direction
1 TxD-B RS485/HDLC Transmit Data B (+) Output
2 TCLK-A HDLC Transmit Clock A (-) Output
3 TCLK-B HDLC Transmit Clock B (+) Output
4 RCLK-A HDLC Receive Clock A (-) Input
5 COMMON Signal Common None
6 TxD-A RS485/HDLC Transmit Data A (-) Output
7 RCLK-B HDLC Receive Clock B (+) Input
8 RxD-B RS485/HDLC Receive Data B (+) Input
9 RxD-A RS485/HDLC Receive Data A (-) Input
Table 5-20.
IFS20, J42 - IFS20 Control and Power
15-pin HD ‘D’ Female
Pin No. Signal Description Direction
1 IFS_LCLK Serial Control Clock Input
2 NC No Connect None
3 NC No Connect None
4 GND Ground None
5 GND Ground None