Yealink SIP-T27P User Manual

User Guide for the SIP-T27P IP Phone
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The LCD screen prompts “Delete all the call records?”.
5. Press the OK soft key to confirm the deletion or the Cancel soft key to cancel.
Disabling History Record
To disable history record via phone user interface:
1. Press Menu->Features->History Setting.
2. Press or , or the Switch soft key to select Disabled from the History Record
field.
3. Press the Save soft key to accept the change or the Back soft key to cancel.
Search Source List in Dialing
You can search for a contact from the desired lists when the phone is on the dialing screen. The
lists can be Local Directory, History, Remote Phone Book and LDAP.
Note
To configure search source list in dialing via web user interface:
1. Click on Directory->Setting.
2. In the Search Source List In Dialing block, select the desired list from the Disabled column
and click .
The selected list appears in the Enabled column.
LDAP is disabled by default. For more information, contact your system administrator.

Yealink SIP-T27P Specifications

General

Handset type	Wired handset
Product type	IP Phone
Product color	Cappuccino, Black
Backlight keypad	Yes
Volume control	Digital
Base station keys	36
Number of programmable keys	8
Phonebook capacity	1000 entries
Number of VoIP accounts	6
Voice codecs	G.722, G.726, G.711, G.729, G.711a, G.729A, iLBC, G.729B
Display diagonal	3.66 \
Display resolution	240 x 120 pixels
Networking standards	IEEE 802.1p, IEEE 802.3af, IEEE 802.1x, IEEE 802.1Q
RJ-9 ports quantity	2
AC adapter input voltage	100 - 240 V
AC adapter output current	1.2 A
AC adapter output voltage	5 V
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	210 mm
Width	265 mm
Height	170.5 mm
Package depth	225 mm
Package width	300 mm
Package height	118 mm