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8.0 E-4 System Troubleshooting
8.4.5 User interface selects unassigned
sources
The user interface keypad controls the router stage of the DSP. If
the keypad source buttons are selecting an unassigned source,
make changes to the wiring of the RJ45 connector.
If you do not want a particular keypad function to operate in a
zone, you can disable the key by modifying the wiring of the
ethernet cable.
8.4.6 Auto Volume does not calibrate
Auto Volume calibration may fail if the process cannot obtain an
adequate source level. This may be due to:
• Speakers are tapped too high
• Maximum output gain is less than -20 dB
• Source is not operating
• Source level is too low
Calibration could also fail if the calculated loop gain is not within
required limits. This may be due to:
•Broken microphone cable
• Speakers are not connected
• Sensing microphone is not connected, or is connected to the
wrong zone
8.4.7 All front panel LEDs are amber
If all front panel LEDs are amber, the E-4 unit most likely will not
come out of standby mode. Use the “Enable E-4 events” applica
-
tion located in…
C:\Program Files\FreeSpace Installer 1.0\Utilities.
8.5 Customer support
8.5.1 Technical assistance
If you need further technical assistance, contact your local Bose
representative, or send an email to the address for your area:
North America
InstallerSupportNA@bose.com
Europe
InstallerSupportEUR@bose.com
Asia, Australia, India and Middle East
InstallerSupportABDG@bose.com
To disable this key: Make no connection at pin:
Source 1 4
Source 2 5
Source 3 6
Volume
Up
3
Volume
Down
2
Mute
or
Auto
Volume
On/Off
7
RJ45
568A Color Code
1 – White/Orange
2 – Orange
3 – White/Green
4 – Blue
5 – White/Blue
6 – Green
7 – White/Brown
8 – Brown
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