ZyXEL Communications P-2602 Manuel D’Utilisation

P-2602H(W)(L)-DxA Series User’s Guide

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Chapter 11 Voice

2 When you hear the dial tone, dial “*98#” followed by the number to which you want to 

transfer the call. to operate the Intercom.

3 After you hear the ring signal or the second party answers it, hang up the phone.

Use the following steps to make three-way conference calls.

1 When you are on the phone talking to someone, press the flash key to put the caller on 

hold and get a dial tone. 

2 Dial a phone number directly to make another call.

3 When the second call is answered, press the flash key and press “3” to create a three-way 

conversation.

4 Hang up the phone to drop the connection.

5 If you want to separate the activated three-way conference into two individual 

connections (one is on-line, the other is on hold), press the flash key and press “2”.

This section describes how to use supplementary phone services with the USA Type Call 
Service Mode. Commands for supplementary services are listed in the table below.

After pressing the flash key, if you do not issue the sub-command before the default sub-
command timeout (2 seconds) expires or issue an invalid sub-command, the current operation 
will be aborted.

Call hold allows you to put a call (A) on hold by pressing the flash key. 

If you have another call, press the flash key  to switch back and forth between caller A and B 
by putting either one on hold.

If you hang up the phone but a caller is still on hold, there will be a remind ring.

Table 61   USA Flash Key Commands

Flash 

Put a current call on hold to place a second call. After the second 

call is successful, press the flash key again to have a three-way 

conference call.
Put a current call on hold to answer an incoming call.

Flash 

*98#

Transfer the call to another phone.