VTech VT 4121 - Manual (Page 39)

39
TABLE OF CONTENTS
INTRODUCTION .................................................................................................. 1
Becoming familiar with your speakerphone ......................................................... 1
The display ........................................................................................................... 2
The Features ........................................................................................................ 2
Parts Check list .................................................................................................... 5
FCC REGULATIONS ........................................................................................... 6
IMPORTANT SAFETY INSTRUCTIONS ............................................................. 8
INSTALLATION .................................................................................................... 10
Site Planning ......................................................................................................... 10
Installing the Speakerphone ................................................................................. 10
Desk/Tabletop Mounting ................................................................................. 1 0
Wall Mounting ................................................................................................. 1 1
PROGRAMMING ................................................................................................. 1 3
General Programming Guidelines ....................................................................... 1 3
Extension Number ............................................................................................... 1 3
Tone/Pulse Dialing ............................................................................................... 1 3
Date and Time ...................................................................................................... 1 4
CO/PBX Line Ringing .......................................................................................... 1 4
CO Line Ring Tone ............................................................................................... 1 5
Delayed Ringing ................................................................................................... 1 5
CO Trunk Connection ........................................................................................... 1 5
Automatic Line Selection ..................................................................................... 1 6
Call Forward ......................................................................................................... 1 6
Auto Mute Enable/Disable ................................................................................... 1 7
Flash .................................................................................................................... 1 7
Speed Dial ........................................................................................................... 1 7
Storing a Telephone Number in Speed Dial ....................................................... 1 7
Storing a Caller ID Number ................................................................................ 1 8
Erasing the Contents of a Speed Dial Bin .......................................................... 18
Line In Use Detection .......................................................................................... 18
Reset default Values ............................................................................................ 18
BASIC OPERATION ............................................................................................ 20
Lamp (LED) Operation ......................................................................................... 20
Line-In-Use Indication .......................................................................................... 21
Adjusting the Handset Volume Level ................................................................... 21
Adjusting the Speaker Volume Level ................................................................... 21
Adjusting the Headset Volume Level ................................................................... 21
Adjusting the Ringer Volume Level ...................................................................... 21
AC Power Failure Indication ................................................................................. 21