AKG Acoustics PR 81, PT 81 manual III PART III HT 81 HANDHELD TRANSMITTER, Setting Up

Models: HT 81 PT 81 PR 81

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III PART III: HT 81 HANDHELD TRANSMITTER

III PART III: HT 81 HANDHELD TRANSMITTER

Manual background 2 Setting Up

2.1Selecting the 1. Unscrew the battery compartment cover CCW and remove the color code

Carrier Frequency ring (2d or 2j) from the transmitter.

 

All controls are now accessible.

 

2. Use the supplied screwdriver (1m) to set the CHANNEL control (2g) to the

 

desired channel.

 

3. Set the CHANNEL control (1k) on the receiver to the same channel as the

 

transmitter.

Important:

Be sure to switch power to the transmitter OFF every time before chan-

 

ging the carrier frequency. The new carrier frequency will not be activa-

 

ted before you switch the transmitter back ON. (If you change the carri-

 

er frequency while the transmitter is ON, the transmitter will remain

 

tuned to the old carrier frequency.)

Important:

If you wish to set up a multichannel system, read section 1.2 Multichannel

 

Systems in Part V first.

2.2Microphone Prior to switching the transmitter on, screw the microphone element CW onto the

Element thread on the transmitter. All electrical connections will be made automatically.

2.3Inserting, Testing, 1. Make sure that the end of the ribbon fixed inside the battery compartment (2f)

and Removing

will stick out of the battery compartment (2f). (The ribbon is needed for remov-

Batteries

ing the batteries.)

2.

Insert the supplied batteries into the battery compartment (2f) conforming to

 

the polarity marks.

 

The transmitter will not function with incorrectly inserted batteries.

3.

Set the PWR switch to "I" to switch the power to the transmitter on.

 

The status LED (2b) will flash momentarily. If the batteries are in good con-

 

dition, the status LED (2b) will continue glowing dimly.

 

When the status LED (2b) illuminates brightly the batteries will be dead within

 

about 90 minutes. Replace the batteries with new ones as soon as possible.

 

If the status LED (2b) fails to illuminate the batteries are dead. Insert new bat-

 

teries.

4.

Replace the supplied protective ring (2j) and screw the battery compartment

 

cover back onto the transmitter CW.

Note: If you prefer to cover all controls permanently, reinstall the original unadjustable black plastic ring (2d) after adjusting the system as described in Part V, section 1.

5.Removing batteries: Pull the ribbon outward to release the batteries from the battery compartment (2f) and remove the batteries.

2.4Color Code If you use the transmitter in a multichannel system you can install a colored pro- tective ring from the optional CC 60 Color Coding Kit to identify each wireless channel by a different color. These security rings are also adjustable.

1.Unscrew the battery compartment cover CCW.

2.Remove the protective ring (2j) from the transmitter.

3.Slide a protective ring of the desired color onto the transmitter.

4.Screw the battery compartment cover back onto the transmitter CW.

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AKG Acoustics PR 81, PT 81 manual III PART III HT 81 HANDHELD TRANSMITTER, Setting Up