Confidential
User Guide
Primax Electronics Ltd.
8
7. Powering Up
To turn on PHS-4
Press and hold the power key for 2 seconds. PHS-4 beeps and the blue indicator
light starts blinking. (First time use requires pressing it for 5 seconds.)
To turn off PHS-4
Press and hold the power key for 2 second, PHS-4 beeps and the red indicator light
is displayed briefly.
8. Making calls
When PHS-4 is connected to the phone, make a call by using the phone in the
normal way. Note that the call functions depend on the phone that you use.
9. Answering and ending a call
When you receive a call, you hear a ringing tone through the headset.
Short press the power/send/end key to answer the call or to end the currently active
call.You can also answer and end the call using the phone.
Note: Some phones offer Auto Answer function and may be used with Headset or
Handsfree, but this is a phone dependent feature. Please check out the manual of
your phone about how to use that function.
10. Rejecting a call
When you receive an incoming call that you do not want to answer, double press the
power/send/end key
11. Redialing the last dialed number
Press the volume up key and hold it for 2 seconds when no call is in progress.
12. Muting an ongoing call
You can mute or unmute the ongoing call by pressing the power/send/end and
volume up keys together for 2 seconds when a call is in progress. A tone plays
every 5 seconds to indicate the call in mute state.
