Page
8
Front Panel
Figure 1–1: Front Panel Layout
1.
Speakers: Audio monitoring is achieved through the use of Class D amplifiers
driving two (left/right) wide range speakers.
2.
Headphone Jack (1/4”): A 1/4" jack for an optional headphone is provided on
the front panel.
3.
USB 2.0 Port: This USB Type A connector allows you to use a flash drive (not
supplied) to update the unit’s firmware.
4.
Volume: The left knob controls the Volume of the internal speakers,
headphones, and optionally of the rear panel balanced analog outputs. This
control can be set so that it only controls the Left Volume.
5.
Power Indicator: This tri-color LED indicates power and basic status
information. See
Table 1–1
below.
Table 1–1: Power Color / Indication Descriptions
LED
Color
Description
Green The AMP1-8-M is functioning properly.
Red
When the LED flashes green or yellow followed by a series of red flashes,
each flash sequence indicates an error code. Try restarting the unit, and
if the problem persists, contact Wohler Technical Support.
Yellow
The LED is also a solid yellow when the AMP1-8-M is first starting up.
The LED blinks yellow when a firmware update is in progress.
Off
The AMP1-8-M is not receiving AC power.
6.
Metering: These screens work together to display level meter bar graphs and
configuration menus.
7.
Channel Select Buttons: These eight buttons allow you to select single
channels to be monitored. They operate as configured in the internal menu
system.
8.
Balance: The right knob adjusts the Balance between the speakers and
optionally between the rear panel balanced analog outputs. This control can be
configured so that it only controls the Right Volume. Refer to the Speaker
Control Options Menu described in Chapter 3.
9.
SDI Selection: These buttons have two functions:
a.
Press and release either of these LED buttons to select one of the two SDI
