Physical circuit/
pair 2
Analogue/U
: Prevent interferences. Avoid laying long lengths of parallel lines, especially
P0
next to the mains. Twist the pairs.
Accessories and service parts can be bought at specialised stores.
Network Provider at the External S
Connection possibilities:
• NTBA
• Digital GSM gateway
• Router with internal S
• VoIP/ISDN adapter
Requirements:
• Enabled operating mode "S
• Terminators enabled at both ends of the connection – in the NTBA and in the PBX on the
external S
port in question
0
operating mode "S
external"
0
If the NTBA only has a slight distance to the
PBX, make a direct connection via the RJ45
socket (cable in the scope of delivery).
If the NTBA has a greater distance to the
PBX, then a cable must be laid fixed on the
terminal clamps of the external S
Network Provider at the External Analogue Port
Warning: Voltages that run through the connection socket of the network provider
can cause life-threatening electric shocks.
• Do not connect the PBX until the casing on the connection socket of the network provider
is closed again.
COMpact 5200/5200R/5500R - Instructions V02 01/2018
a2
white
b2
yellow
Port
0
port
0
external" on the S
0
port.
0
double rings, 34 mm spacing
double rings, 17 mm spacing
port in question
0
terminators enabled
NTBA
Installation
external S
port
0
53