Getting Started Quickly
13
1.
Operate the equipment with the supplied 12 VDC, 800 mA AC adapter only. Check that
the AC voltage stated on the AC adapter is the same as that available in your country.
Using the transmitter with a different AC adapter voids the warranty.
2.
Never try to open the equipment’s case. Refer servicing to qualified service personnel
only.
3.
Never place the equipment near heat sources such as radiators or electric heaters or
expose it to direct sunlight, excessive dust, humidity, rain, temperatures below freezing,
or impacts.
4.
Never use petroleum-based cleaners or paint thinners to clean the equipment.
5.
If you do not use your equipment for an extended period of time (e.g., when traveling),
disconnect the AC adapter from the AC outlet.
6.
Also refer to section 4.1 Important Notes.
7.
When scrapping the equipment, remove the batteries, separate the case, circuit boards,
and cables, and dispose of all components in accordance with local waste disposal rules.
Dear Customer:
Thank you for purchasing an AKG product.
In order to make optimum use of the benefits of your HEARO 999 AUDIOSPHERE II, please
take a few minutes to read the instructions below carefully
before operating the equipment
.
Please keep the manual for future reference.
2.1 Introduction
1 Safety and Environment
Using Wireless Headphones
1. Analog: Connect LINE IN L and LINE IN R on the transmitter to the headphone output, LINE, or
REC output on your audio source using the supplied AK 1 or AK 2 connecting cable.
Digital: Connect the optical output on your audio source to the DIGITAL IN/OPTICAL jack on
the transmitter using the supplied DK 1 connecting cable.
2. Connect the supplied AC adapter to the POWER jack on the transmitter and to a convenient
power outlet.
3. Press the ON switch to switch power to the transmitter on. (See also section 4.2.)
4. Point the antenna straight up.
5. Use the DIGITAL switch to activate either the analog inputs (DIGITAL LED dark) or the digital
inputs (DIGITAL LED lit).
6. Charge the supplied batteries inside the headphones. (Refer to the headphones manual).
7. Switch the headphones on.
8. Set the frequency selector on the headphones and the FREQ. selector on the transmitter to the
same channel.
Using Loudspeakers
1. Connect the LINE OUT jacks on the transmitter to an available input on your amplifier (e.g.,
TAPE IN).
2. Press the ON switch to switch power to the transmitter on. (See also section 4.2.)
3. Switch power to the amplifier on.
2 Description
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