KE LOGEM 928, Operation Manual

Page: 164 / 200

164 Operation Manual V.34 - Modems, Version 07/97
Chapter 7
Example 1:
Leased line 2400 bit/s, asynchronous, 10 bits/character (sum of start,
data, parity and stop bit), no data protection or data compression
protocols, 3 wire interface to the terminal equipment (1. transmit data,
2. receive data, 3. operating ground)
Switches table LGM 2400D2 (V.22bis):
Modem 1 / DIP switches:
S1.5, S1.9, S2.9, S2.10 = ON
all other DIP switches = OFF
Modem 2 / DIP switches:
S1.5, S1.9, S2.1, S2.9, S2.10 = ON
all other DIP switches = OFF
• the LED S2 (RTS) shows green if the data terminal equipment
(DTE) is ready to transmit and the control line is activated
• the LED A/O (ANS) blinks green if the modem switches the leased
line and initiates the establishment of a connection (handshake)
to the remote modem
• the LED M5 (DCD, report line) lights up at an existing modem
connection (leased line)
Applications