Tuner Unit Installation; Frequency Setting; About External Equipment; When Using External Speakers - Toa WA-1830M-AS Instruction Manual

9.1. Tuner Unit Installation

The following TOA tuner unit models can be used
WTU-4800s UHF Diversity Tuner Unit
Step 1. Set the power switch to the OFF position.
Step 2. Remove the Compartment cover.
Step 3. Remove the tuner cover located in the lower
left or right corner.
Step 4. Fully insert the tuner unit as shown in the
accompanying figure until it is securely
plugged into the back connector.
Note: Take care not to insert the tuner unit
up-side down.
Step 5. Install the tuner cover after mounting the
tuner unit.
Note: The tuner unit may become dislodged
if the tuner cover is not correctly
installed.
Step 6. Tuner unit frequency settings are explained in
the previous section Frequency Setting.

9.2. Frequency Setting

Set different channels as follows when adding a tuner unit or when radio interference occurs during use. Make
sure that the amplifier's power switch is set to the OFF position when setting the channel.
Step 1. Select the channel number according to the enclosed frequency table.
Note: Be sure to select different channels when simultaneously using 2 wireless microphones.
Step 2. Using the setting screwdriver provided inside the manual book or the screwdriver supplied with the
expansion tuner unit, set the setting switch arrows to the desired channel numbers.
Note: Set the expanded tuner unit to a different channel number.
Step 3. Set the wireless microphone to the same channel number as that of the tuner unit.
Note: Using the setting screwdriver supplied with the wireless microphone, set the setting switch
arrows to the same channel number as that of the tuner unit. Details are explained in the wireless
microphone instruction manual.

10. ABOUT EXTERNAL EQUIPMENT

10.1. When Using External Speaker
[Recommended External Speaker and Stand]
Speaker : A rated input of 30 W or more, and impedance of 4 – 16 Ω.
Stand : Mount the speaker on the TOA ST-16, or other stand.
Notes :
• Note the correct polarities when connecting an external speaker.
• Take care that the External speaker terminals are not shorted during connection.
Step
3
Step
4
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