Toa WA-1822C - Manual (Page 10)

10
8.1. Tuner Unit Installation
The following TOA tuner unit models can be used.
WTU-3800 VHF Diversity Tuner Unit
WTU-4800 UHF Diversity Tuner Unit
2
3
4
8.2. 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 tuner cover 1 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.
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 upside down.
Step 5. Replace the tuner cover after mounting the tuner unit.
Note: The tuner unit may become dislodged if the tuner cover
is not correctly replaced.
Step 6. Tuner unit frequency settings are explained in the next
section Frequency Setting.