18 Aastra MBU 400 User Guide
Getting Started
Getting Started
The MBU 400 must be set up and configured prior to its first use. This section
describes the behavior and start up screens you may see on the 420d handset when the
MBU 400 is first plugged in, or when it is restarted.
See the MBU 400 Installation Guide for detailed installation instructions.
MBU Gateway
The Lights on the front of the MBU 400 indicate the current status. When starting the
system for the first time, the POWER and I-NET and VOIP lights should remain lit. If
the VOIP is not lit, the system has not yet been configured for internet calls.
To configure your MBU 400 for internet calls using the handset, see Configuring
Your Phone for First-Time Use on page 22, or ask your System Administrator for
assistance.
The following describes the indicator lights, ports and buttons on the MBU 400 which
provide information on the operating state, and allow you to enter the handset
registration mode.
Label Description
POWER Remains lit when the power is on.
I-NET Remains lit when the MBU has an IP address. Flashes during
boot.
CALL
CALL
VOIP
VOIP
I-NET
I-NET
POWER
POWER
LINE
LAN
RESETDC9-20V
Side view Front view