How to mend ... 3505 T Me

How do I register handset for BT Synergy trio 3505 please?

I have bt synergy 3505 trio and broke one handset. I have new one but lost instructions so How do I register ... [Read more]

Synergy 3505 twin phone?

The phone was working fine, but all of a sudden it now rings only once, then bleeps and as you try to answer i... [Read more]

My BT Synergy 3505 will not dial out?

My phone will not dial out even though I can receive calls. I just get the dailling tone when I make a call.

How do i set the date and time on my BT Synergy 3505?

How do I set the date and time on my BT Synergy 3505 please

BT Synergy 3505? 2 x handsets 3005? how can i fix the problem ?

2 x New handset saying "NOT REG" I have tried everything that I can think of....following the manual for the 3... [Read more]

display fault on synergy 3505?

The bottom half of the display screen on my BT synergy 3505 is blank suddenly. I.E. You only get the top part ... [Read more]

Can i change the frequency on my BT SYNERGY 3505?

I have just installed a netgear wireless router in my house and when it is switched on the caller ID on my BT ... [Read more]

bt synergy 3505 answering machine?

When i ring home my 3505 does not operate,instead i have the message on my phone-the mail box is full. why is ... [Read more]

BT Synergy 3505 How can I retrieve deleted messages?

I deleted an important call by mistake

phone wont let incoming calls?

i can dial out but cannot recieve incoming calls when i ring my land line it says that this number is not rec... [Read more]

how do you transfer call on bt synergy 3505?

hi, i have 3 bt synergy 3505 handsets,when i answer the phone downstairs,what button do you press to transfer ... [Read more]

Can anyone help fix my BT Synergy 3505 please?

Ok. I Have BT Synergy 3505 Dect phones (outside of 12 month warranty and a present also so no receipt). Theyv... [Read more]

how do i change the ansaphoone message on my synergy 3505 set?

How do I change the ansaphone message on the Synergy 3505? Thank you

How can I fix the settings on my BT Synergy 3505?

I have lost the instruction booklet for my BT Synergy 3505 and would like a new one

How can I fix my BT Synergy 3505?

How can I reset my BT Synergy 3505 which lost its settings after power cut and I have lost my instruction book... [Read more]

How can I fix my BT Synergy 3505 phone?

I have only had this phone for about a year. I have one additional handset. The phone was fine up until I we... [Read more]

Why can't I delete my messages from BT Synergy 3505?

I currently have 32 messages in the answering machine on my phone, but cannot delete any by pressing 'Del'. ... [Read more]

BT Synergy 3505,3100,3105 etc?

Hi.. just wondered if anyone knows what causes the handsets in the BT Synergy ranges to sometimes have a hi... [Read more]

set time and date?

i have bought a synergy 3505 with no instructions and wanted to know how to set time and date as my answering ... [Read more]

2 Base Stations? BT Synergy 3505?

I have just bought a BT Synergy 3505. It says that the phones can connect to more than one base station. I ... [Read more]