Bosch ICP-EZM2 Easy Series System Reference Manual page 35

Easy Series
Modem Dial
The RPS operator uses a telephone connected in parallel to the RPS modem and clicks the
Connect To button in the RPS Panel Communication Window to dial the premises phone
number.
1.
2.
3.
Direct Connect
Select this method to establish a local, on-site connection between the RPS PC (or laptop)
and the control panel.
1.
2.
Figure 4.1 Modem Connections
1 Connection using internal modem
2 Connection using external modem
3
Ω Ω
270 to 330 , ¼ W resistor (for Direct Connection option only)
3.
Network
Select this method to establish a network connection between the RPS PC (or laptop) and
the control panel using the ITS-DX4020-G or the DX4020.
Bosch Security Systems, Inc.
Connect the internal modem on the RPS PC, or an external modem, to the control panel.
When the control panel answers the incoming call, the system announces "Enter your
passcode."
When you hear the control panel modem tones, press the Connect To button on the RPS
Panel Communication window. RPS then sends the DTMF tone to connect to the control
panel.
On the Telco side of the phone line, ensure that Tip and Ring are disconnected.
Connect the internal modem on the RPS PC, or an external modem, to the control panel.
Refer to Figure 4.1, Page 35.
If the first communication attempt fails, connect a 270
with the Tip House side. Refer to Figure 4.1, Page 35.
System Reference Guide
Programming Access Options | en
Ω Ω
to 330 , ¼ W resistor in series
F01U087835 | 02 | 2008.10
35