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DA579 USER GUIDE
4.Optimize adjustment before using
First battery charging
The battery requires a minimum of 60 minute of charging before use. The battery charge indicator (16) on the base unit will light on during
charging. Low battery will beep every 10 seconds.
Checking for compatibility
1) Removing the headset from the base unit, Head power switch (2) On and then push the hook button (1).
2) The In-use indicator on base unit (15) and LED indicator on headset (5) will light on
*If the In-use indicator on base unit and LED indicator on headset do not light on, please check the wiring connection and ensure power
adapter is connected.
Checking for Optimal Sound
1.Adjustment of Configuration
Please perform as follows;
a. Put on your headset
b. Lift the telephone handset and attention to a dial tone from headset
c. If there is no dial tone or makes noise, move to configuration switch (20),until dial tone is clear.
2.Adjustment of listening / transmission volume
Firstly, place headset listening volume to the center (factory setting is center) and TX Level (19) to the center
1) Listening volume adjustment
a. Make a call and ask the counter person to assist you.
b. Adjust the volume level by push the button (3.3-1) + or - on the headset.
