V-tech SN5127 User manual

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Quick start guide
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SN5127
Amplified Cordless Answering System with Big
Buttons and Display

Congratulations
on purchasing your new VTech product. Before using this telephone, please read Important
safety instructions.
This quick start guide provides you with basic installation and use instructions. A limited set
of features are described in abbreviated form. Please refer to the online user’s manual for a
full set of installation and operation instructions at www.vtechphones.com.
Telephones identified with this logo have reduced noise and interference when used with most T-coil
equipped hearing aids and cochlear implants. The TIA-1083 Compliant Logo is a trademark of the
Telecommunications Industry Association. Used under license.
T
Compatible with
Hearing Aid T-Coil
TIA-1083
The ENERGY STAR® program (www.energystar.gov) recognizes and encourages the use of products
that save energy and help protect our environment. We are proud to mark this product with the
ENERGY STAR® label indicating it meets the latest energy efficiency guidelines.

Table of contents
What’s in the box 1
Connect and install 2
Connect the telephone base 2
Install the battery 3
Charge the battery 4
Battery backup mode 5
Mount the telephone base
(optional) 6
Setup 8
Date and time 8
Voice guide to set Smart call
blocker 10
Voice guide to set answering
system 12
SOS emergency call 13
Photo speed dial 19
LCD language 23
Talking digits 24
Key tone 25
Caller ID announce on/off 26
Use caller ID to automatically
set date and time 27
Voicemail number 28
Clear voicemail indicator 29
Home area code 30
Dial mode 31
Alarm reminder and melody 32
Operate 35
Display 35
Make a call 36
Answer a call 36
End a call 37
Speakerphone 37
Volume 37
Make SOS emergency call 38

Temporary ringer silencing 39
Call waiting 39
Redial 40
Photo/memory speed dial 40
Temporary tone dialing 41
Audio Assist® 41
Equalizer 42
Find handset 42
Join a call in progress 43
Intercom 44
Call transfer using Intercom 46
Phonebook 48
Add a phonebook entry 48
Review phonebook entry 50
Dial a phonebook entry 51
Delete a phonebook entry 51
Save a redial entry to the
phonebook 52
Edit a phonebook entry 53
Caller ID 54
Review caller ID log entry 54
Save a caller ID log entry
to the phonebook 55
Dial a caller ID log entry 56
Delete a caller ID log entry 56
Smart call blocker* 57
Call categories 58
Set Smart call blocker on/off 60
Set welcome calls 61
Set welcome calls 63
Set unwelcome calls 65
Control calls without
numbers 67
Control uncategorized calls 68
Screen calls without
numbers 69

Screen uncategorized calls 70
Add a screened number to the
allow list or block list 71
Option while on a call 71
Answering system 72
About the built-in answering
system and voicemail service 72
Built-in answering system VS
Voicemail service 72
Set number of rings 74
Message playback 76
Skip a message 77
Repeat the playing message 77
Play the previous message 78
Delete a message 78
Delete all messages 79
Remote access 80
Set remote access code 81
Additional devices 82
Add and register expansion
handset 82
Add and register photo
speed dial handset 83
Device setup 84
Audio doorbell 86
Test device signal strength 98
Device monitoring 100
Deregister handsets 101
Limited warranty 102
Technical specifications 104

1
What’s in the box
Important
safety
information
Quick start guide Introducing
Smart call blocker

2
Connect and install
Connect the telephone base
If you subscribe to
digital subscriber
line (DSL)
high-speed
Internet service
through your
telephone line,
make sure you
connect a DSL
filter (not included)
to the telephone
wall jack.
23
1

3
1. Connect and install
12
Install the battery
• Use only the rechargeable batteries provided or replacement batteries (model BT205662).
• Do not use other alkaline, manganese or Ni-Cd batteries, nor other non-rechargeable
batteries for operating the cordless handset. They may cause failure or malfunction of the
handset or the telephone system.
• Charge the batteries provided with this product only in accordance with the instructions and
limitations specified in this quick start guide.
• If the handset will not be used for a long time, disconnect and remove the batteries to
prevent possible leakage.

4
Connect and install
Charge the battery
12 hrs

5
1. Connect and install
Battery backup mode
When there is a power failure, all handsets display Put HS on base to power
base and Out of range OR No pwr at base alternately. Put a charged handset
in the telephone base to back up the telephone base power for some basic
phone operations for a short period of time. During this period, you cannot use
the answering system.
When a handset is put in the telephone base, it displays Powering base... Don’t
pick up. At this time, use other handsets for some basic phone operations.
You may use the handset which is put in the telephone base for making or
answering calls via the handset speakerphone, but do not pick up the handset
while using it.