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Concert 288 Dual Channel Wireless System
ENGLISH
FRANÇAISDEUTSCHEESPAÑOLITALIANO
1. Status Indicator - This LED displays the
operation mode:
GREEN Normal Operation
RED Mute
Flashing GREEN Low Battery
2. Power/Mute Switch - Press and hold to
turn the unit on or off. Press and release
to mute or unmute the transmitter.
3. Battery Cover - Unscrew the battery cover
and slide down to open the CH288
battery compartment.
4. Battery Holder - Open the battery holder
by pressing the tab and lifting the cover.
Insert two standard AA (LR6) batteries
here, being sure to observe the plus
and minus polarity markings shown.
Although rechargeable Ni-Cad batteries
can be used, they do not supply adequate
current for more than four hours.
WARNING: Do not insert the batteries
backwards; doing so can cause severe
damage to the CH288 and will void your
warranty.
5. Input GAIN Control - This control adjusts
the transmitter input sensitivity. For
optimal performance, using the included screwdriver, set the input GAIN control
to where you see the CR288 PEAK indicator start to light under high levels, then
turn down until the PEAK light stops lighting.
6. IR Lens - This window is used to capture the infrared signal sent from the CR288
during the IR SET to channelize the transmitter. The battery cover must be open
and the IR Lens facing towards the receiver to load the selected channel.
7. Plastic Screwdriver - Designed for use in adjusting the CB288 input GAIN control
(See #5 Input GAIN Control HH).
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CH288 Handheld Transmitter
Note: The CH288 antenna cover and grill band have been color coded to easily
identify its corresponding receiver channel:
CH A - Black antenna cover and black grill band
CH B - Silver antenna cover and silver grill band