Making Calls
6
2.4 Speed Dialling
H*7Z (speed-dialling no.)
For consultation calls: 
GR*7Z (speed-dialling no.)
Alternatively:
H*7* Z (speed-dialling no.) #
For consultation calls:
GR*7* Z (speed-dialling no.) # 
You can use this procedure to retrieve a number from the central telephone book 
by entering its two-digit or three-digit speed-dialling number (speed-dialling no.). 
The two-digit speed-dialling numbers are in the range 00…99, the three-digit are 
in the range 000…999. Ask your system administrator how many digits are valid.
The central telephone book is managed by users who have appropriate authori-
sation. The OpenCom 100 can store up to 2,000 telephone numbers, for each tele-
phone number up to three speed-dialling numbers can be configured.
2.5 Accepting a Call
 HG… 
When your telephone rings, lift the handset or press the hands-free key. 
The type of ringing signal indicates (on a standard analogue telephone) whether it 
is an internal or external call. 
2.6 Calls in the Queue
G…
Your system administrator can configure and activate a queue feature for your tel-
ephone in the OpenCom 100. New calls can enter this queue while you are making 
a call. The callers in the queue hear a ringing signal. The number of calls allowed in 
the queue is set by the system administrator during system configuration, e.g. 
5 calls. When this number is reached, additional callers hear a busy signal. The calls