Boombox na4, User manual, 4 – troubleshooting – Attero Tech BoomBox NA4 User Manual
Page 11: 1 – checking the network connection, 2 – common faults
BoomBox NA4
User Manual
Attero Tech LLC 2011-2013
Page 7
614-00006-02
4 – Troubleshooting
4.1 – Checking the Network Connection
The CobraNet network connection can be diagnosed by noting the status of the LEDs just above the Ethernet connector
on the BoomBox. These LEDs will be on, off, or flashing depending on the current state of the network connection.
Below is a table showing the states of the LEDs and what device status they represent.
LED status
Device Status
Neither LED On
No Ethernet Connection
Left LED on permanently
Right LED off but flashes every 3 seconds
Ethernet connected but no devices found
Left LED on permanently
Right LED flashing 3 times a second
Connected and CobraNet devices found
Device is a performer
Table 1 - CobraNet Interface LED Status
4.2 – Common Faults
Below are some common faults. Accompanying each one is a list of the most common solutions. While the lists of
solutions are not exhaustive, they represent the majority of the likely failures.
The BoomBox does not show up on in Control Center.
o
If using PoE, check the BoomBox is attached to a PoE-enabled port on a switch or the output port on a midspan
injector and the power light on the switch/injector is on
o
If using the optional wall wart, check power is supplied and the power light is on
o
Ensure the PC is running Windows 98SE or later (Windows 95 is not suitable)
o
If running Vista or Windows 7, ensure a Vista compatible version of Control Center is running (1.1.0 onwards)
o
Check the Ethernet cable is correctly connected
o
If connected to a switch ensure the link indicator is lit and activity flashes at least occasionally. If not, ensure
the correct type of cable is used for the switch. Some switches require standard patch cables. Others can use
standard or crossover cables
o
If connected directly to a PC, ensure the Ethernet cable is a crossover type
No audio from an output
o
If using PoE, check the BoomBox is attached to a PoE-enabled port on a switch or an output port on a mid-span
injector and the power light on the switch/injector is on
o
Check the power light on the unit is lit
o
Check the LED indicators on the Ethernet port are flashing constantly
o
Check the unit is receiving a valid bundle
o
Check the bundle being received has active audio in it
o
Check the submap settings to ensure active audio is being used
o
Check the master mute and local channel mute are not active
o
Check the master volume is at a sufficient level
o
Check the local channel volume is at a sufficient level