Grandstream Networks GXV3140 Application Manual page 25

6. On-hook Dialing:
Without lifting the handset off the hook, simply dial the number and press F3 to SEND. This
phone will dial the number and the audio will be output via speakerphone. The phone will use the
primary account to dial out. To user other accounts to dial out, press the LINE key to select the
account and then dial the number. (See figure below)
Grandstream Networks, Inc. GXV3140 USER MANUAL Page 25 of 117
FIRMWARE VERSION 1.0.3.10 Updated : 12/2009