Yealink SIP-T48S User Manual

Index
251
Index
A
About This Guide v
Account Management 118
Account Registration 118
Activating the Bluetooth Mode 100
Activating the Wi-Fi Mode 27
Adding a Contact to the Local
Directory/Blacklist 92
Adding Contacts 73
Adding Groups 70
Advanced Phone Features 181
Anonymous Call 178
Anonymous Call Rejection 179
Answering Calls 134
Appendix A – Time Zones 247
Area Code 125
Attended Transfer 164
Audio Settings 62
Auto Answer 138
Auto Redial 139
Automatic Call Distribution (ACD) 214
B
Backlight 43
Basic Call Features 131
Basic Network Settings 24
Blacklist 87
Blind Transfer 162
BLF List 184
BLF Ring Type 67
Block Out 126
Bluetooth Headset 99
Bridged Line Appearance (BLA) 230
Busy Lamp Field (BLF) 181
C
Call Completion 141
Call Forward 152
Call Mute 143
Call History Management 90
Call Hold/Resume 144
Call Park 168
Call Pickup 173
Call Recording 189
Call Transfer 162
Call Waiting 164
CE Mark Warning ii
Conference 165
Configuring a Record Key 198
Configuring a URL Record Key 198
Configuring an Access URL 89
Configuring an Intercom Key 202
Configuring BLA Feature on the IP Phone 231
Configuring SCA Feature on the IP Phone
217
Configuring the Intercom Feature on the IP
Phone 202
Connecting to the Wired Network 22
Connecting to the Wireless Network 27
Contact Management 66
Contrast 53
Customizing Your Phone 41
D
Deactivating the Bluetooth Mode 105
Deactivating the Wireless Network Connection
33
Declaration of Conformity ii
Deleting Contacts 78
Deleting Groups 78
Deleting History Records 93
Deleting the Paired Bluetooth Headset 104
Dial Now 123
Dial Plan 121
Directory 68
Disabling History Record 95
Disconnecting the Bluetooth Headset 104

Yealink SIP-T48S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Display diagonal	7 \
Display resolution	800 x 480 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Front camera	No
Voice codecs	CNG, G.711Mu, G.711a, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Keypad number of keys	42
Security algorithms	AES
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, HTTPS
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	225 mm
Width	266 mm
Height	185 mm
Package depth	263 mm
Package width	324 mm
Package height	128 mm