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Chapter 2: Installation
Table 2-7. ICONM-BO-V DB-9 Pinouts
PGM Out
A/O 1
AES
Emerg In 1
A/O 2
Port A
Breakout
DB9 Pin
RS232
1
2
TxD
3
RxD
4
5
GND
6
7
8
9
* DB9 Pins 4 (DTR) and 6 (DSR) are connected internally to GND.
** DB9 Pins 7 (RTS) and 8 (CTS) are not used by IconMaster.
50
• 8 data bits
• No parity
• 1 stop bit
• No flow control
DB-9 (RS-232 and RS-422) Connectors
RS232-A
ICONM-BO-V Video Breakout
ICONM-BO-VAB Audio Balanced Breakout
RS232/422-C
RS232-D
Port B, Port E
RS232 / RS422 Selectable
RS-232 Connection
Frame Ground
RxD (Data received by
IconMaster)
TxD (Data sent by
IconMaster)
DTR (Data Terminal
Ready) *
Ground
DSR (Data Serial Ready)
*
RTS (Request to Send) ** Tb Tx+ (Data sent by
CTS (Clear to Send) **
Frame Ground
Note: RS-232 pinouts of port A are opposite to those of ports B, D, and E. The
use of straight-through versus null-modem cables must be carefully considered.
RS232/422-B
RS232/422-E
RS-422
Connection
Frame Ground
Ta Tx- (Data sent by
IconMaster)
Rb Rx+ (Data received by
IconMaster)
Rc (Receiver Common or
Shield)
Ground
Tc (Transmit Common or
Shield)
IconMaster)
Ra Rx- (Data received by
IconMaster)
Frame Ground
IconMaster Installation and Configuration Manual
Port C
Port D
RS422
RS232
Frame Ground
Ta Tx-
RxD
Rb Rx+
TxD
GND
Tb Tx+
Ra Rx-
Frame Ground
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