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18
Remote Control (SNOW-1703U / SNOW-
1703ULD model only)
Cable Connection
RS232C Cable
Interface
RS232C (9 pins)
Pin
TxD (No.2), RxD (No.3), GND (No.5)
Bit rate
9600 bps
Data bits
8 bit
Parity
None
Stop bit
1 bit
Flow control
None
Maximum length
15 m (only shielded type)
• Pin assignment
1 2 3 4 5
6 7 8 9
5 4 3 2 1
9 8 7 6
<Male type> <Female type>
Pin Signal
1
Detect data carrier
2
Received data
3
Transmitted data
4
Prepare data terminal
5
Signal ground
Pin Signal
6
Prepare data set
7
Send request
8
Clear to send
9
Ring indicator
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