Call Blocker Model CT-CID803 (Versions 1, 2.0, 2.2, N2 & 5.0)

Product Code: CT-CID 803 and CT-CID 803 V5.0

How can I Unlock my Call Blocker?
As explained in section 12.0 of the manual.  The “LOCK” feature is turned "OFF" as a factory default setting.  If your T-Lock's LCD di...
Tue, 24 Feb, 2015 at 11:36 AM
How Can I Reset / Clear my T-Lock Call Blocker's Memory (ies)? Can I start from Scratch?
The T-Lock Call Blocker has storage for 3 lists; Incoming Call List, OUT List, and the BLACK List:   The Incoming Call list can store up to 100 incomi...
Sun, 12 Apr, 2015 at 1:33 AM
Some of my incoming calls that are NOT on my BlackList are being blocked. How can I correct this?
Here are some possibilities: a) There is an area code or a prefix in the BLACKLIST that is causing other numbers getting blocked.  Please review the number...
Fri, 24 Apr, 2015 at 8:55 PM
What is the difference between the T-lock call blocker version 5.0 and version N2?
In terms of features, they both have the same, but the version 5.0's software has fixed some compatibility issues with major carriers e.g. less suscept...
Thu, 7 May, 2015 at 5:10 PM
Pros & Cons of Feature # SET 6 - Blocking Calls With No Caller Id
If you own a call blocker model CT-CID803 version 2.0, N2 or 5.0, you can turn the SET 6 feature ON, to block all calls with incomplete or generic informati...
Sat, 23 May, 2015 at 3:35 PM
Where can I find the manual / instructions for the T-Lock Call Blocker?
If you own a Version 1 unit, CLICK HERE If you have a Version 2.0, N2 or 5.0 unit, CLICK HERE If you are not sure which version you have, CLICK HERE to fi...
Sun, 19 Jul, 2015 at 10:17 PM
My call blocker is shorting my line or making my line busy
In our experience, 'shorts' on most telephone lines are caused by some wiring issue.  Below are some tips on how to resolve this issue: - Careful...
Sun, 27 Sep, 2015 at 11:43 PM
My call blocker is blocking all incoming calls, what should I do about this?
Here are some tips to help you resolve this issue.  We suggest you try these one at a time, starting with 1: 1) Make sure feature SET 6 (see section 6 in t...
Thu, 31 Dec, 2015 at 1:06 PM
My call blocker is not blocking calls from numbers that are already on the BLACKLIST
Below are some of the reasons why your call blocker is not blocking calls from numbers that are already on the BLACKLIST - Try pressing "BLACKLIST&...
Tue, 26 Jan, 2016 at 2:03 AM
My call blocker is blocking all incoming calls from my VoIP service e.g. Vonage?
Customers with VoIP services such as Vonage, Comcast, etc, experience this issue with their call blockers blocking call the incoming calls (applicable ...
Wed, 6 Jul, 2016 at 2:15 PM