Operating The Receiver - Audio Technica ATW-1821 Owner's Manual

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Choose Out [middle position], to hear Output A in the left ear, and Output B in the right
ear.
Monitor Level Control
The level control (volume control) for headphones is independent of other level controls. Turn to
the right to increase output (turn up the volume).
DC Input
You may connect the unit to an external power supply (12V DC source, 500 mA nominal current,
not included. In this case, move the Power Switch to the "External" position; both receiver channels
are activated (indicated by illumination of power/peak LEDs 1 and 2).
Monitor Output
¼" TRS jack.
Side Access:
Battery Selection
Each ATW-R1820 dual-channel receiver uses six 1.5V AA batteries, not included. Alkaline type is
recommended. Always replace all batteries. Make certain the receiver power is Off before replacing
batteries.
Note: The ATW-R1820 receiver also functions without batteries if connected to an external power
supply (12V DC source, 500 mA nominal current, not included).
Receiver Battery Installation
1. Open the battery compartment door by pushing the catch back
Observe correct polarity as marked and carefully insert six fresh 1.5V AA alkaline batteries
2.
3. Replace the door, making certain the latch clicks securely in place.
Battery Condition Indicator
After the batteries are installed, turn the power on by moving the Power switch to either the 1 or
Both position. The small red power-on LED should light (red light at 1 if Power switch is in position
1; right light at 1 & 2 if Power switch is in Both position) and the LCD window should come on. If
this does not happen, the batteries are installed incorrectly or they are dead.
The receiver's "fuel gauge" battery indicator displays a maximum of four bar segments. When
LCD flashes LOW.BAT, the batteries should be replaced immediately to ensure continued
operation.

Operating the Receiver

NOTE: Receiver Channel 1 and Receiver Channel 2 must be set to different frequencies to avoid
interference. Transmitter-Receiver pairs must be set to identical frequencies: Set Transmitter 1 to
the same frequency as Receiver Channel 1; Set Transmitter 2 to the same frequency as Receiver
Channel 2.
Selecting Frequencies on your Dual-channel Receiver
Overview...
1. Turn the power on by moving the Power switch to either the 1 position (for single-channel
operation) or Both position (for dual-channel operation).
2. Switch the Dual-channel Control Switch to 1 (to set frequency for Receiver Channel 1) or
2 (to set frequency for Receiver Channel 2). Audio output is muted for the channel that is
selected.
3. Press the Set button to enter the Frequency Selection Menu mode; the world "Menu" will
appear.