Yealink SIP-T40G User Manual

Customizing Your Phone
89
Procedure:
1. Press History.
The LCD screen displays all call records.
2. Select a desired list.
3. Highlight a desired entry, and then press Option.
On the SIP-T48S/T48G IP phone, tap after the desired entry.
4. Select Add to Contact (or Add to Blacklist).
On the SIP-T48S/T48G IP phone, tap Add (or Blacklist).
5. Edit the corresponding fields.
6. Press Save.
For more information on local directory and/or blacklist, refer to Local Directory and/or Blacklist.
Deleting History Records
You can delete an entry or all entries from the call history list.
Deleting an Entry from the Call History List
Procedure:
1. Press History.
The LCD screen displays all call records.
2. Select a desired list.
3. Highlight a desired entry, and then press Delete.
On the SIP-T48S/T48G IP phone, tap after the desired entry, and then tap Delete.
Deleting all Entries from the Call History List
Procedure:
1. Press History.
The LCD screen displays all call records.
2. Select a desired list.
3. Press Option, and then select Delete All.
On the SIP-T48S/T48G IP phone, tap Setting, and then tap the checkbox of Select All. Tap
Delete.
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Yealink SIP-T40G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Wi-Fi	No
Security algorithms	AES, HTTPS, SSL/TLS
Networking standards	IEEE 802.3af
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	FTP, TFTP, HTTP, HTTPS
Voice codecs	G.711, G.711a, G.711u, G.722, G.726, G.729ab
RJ-11 ports quantity	1
Ethernet LAN (RJ-45) ports	2
AC adapter input voltage	100 - 240 V
AC adapter output current	0.6 A
AC adapter output voltage	5 V
Power consumption (typical)	1.6 W
Certification	CE, FCC, ISO 9001
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 90 %
Volume control	Digital
Display diagonal	2.3 \
Display resolution	132 x 64 pixels
Lines quantity	3 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	3
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	175 mm
Width	212 mm
Height	54 mm