Sentry Dual Mode Call Blocker User Manual

From Home screen, press UP/DOWN to nd the number.
Press and hold ACCEPT/REJECT button until DONE ashes. Now the
number is on White/Black List.
5. Adding a number to White/Black List
Press WHITE LIST button to show list, press UP/DOWN to nd the number.
Press DELETE twice quickly to erase that number.
Same for Black List.
6. Removing a number from White/Black List
To check if a number is on White List, press ACCEPT/WHITELIST button then
use UP/DOWN button to go through the White List. (Same for Black List)
4. Checking White/Black List
Operations Manual (Advanced Mode)
When NEW ashes, it indicates unchecked incoming calls.
Use UP/DOWN button to check call log.
3. Checking Call Log
Toggle VOICE button to set to A (English)
This is the Advanced Blocking mode with SENTRY’s Stop and Check.
2. Set VOICE to A
Setting Up
Wall Jack
Option 1 - In Line
Wall Jack
Line Splitter
SENTRYSENTRY
Option 2 – Parallel
Recommended
for AT&T / Vtech
phones
Recommended for
Panasonic / Uniden
phones
White List is key
Dual Mode Call Blocker
(Version 2.0)
1. Create White List.
Press and hold ACCEPT button to start.
Use UP/DOWN button to choose number, press REJECT button to move
to next digit. Use DELETE button to make corrections.
When all done, press ACCEPT button to save the number to White List.
Repeat above steps to add more numbers.
Press HOME to exit when nished.
Video instruction available on website (www.plugnblock.com)
To get the best result, you need to have a White List that includes
most of your 'good' callers' phone numbers. White list callers will
bypass SENTRY's Stop and Check procedure.
Please watch video instructions for details (www.plugnblock.com)

Sentry Dual Mode Call Blocker Specifications

General

Brand	Sentry
Model	Dual Mode Call Blocker
Category	Telephone Accessories
Language	English

Summary

Setting Up

Option 1 - In Line

Describes the in-line connection setup for AT&T/Vtech phones.

Option 2 - Parallel

Describes the parallel connection setup for Panasonic/Uniden phones.

White List is Key

Explains the importance of the White List for bypassing blocking procedures.

Operations Manual (Advanced Mode)

Create White List

Instructions for adding phone numbers to the device's White List.

Set VOICE to A

How to toggle the voice prompt language to English (A).

Checking Call Log

Procedure to check the device's call log for incoming calls.

Checking White/Black List

How to review numbers stored in the White or Black Lists.

Adding a number to White/Black List

Steps to add a phone number to either the White or Black List.

Removing a number from White/Black List

Procedure to delete a number from the White or Black Lists.

Block all No Caller ID call

Instructions to enable or disable blocking of calls with no caller ID.

Screen Brightness

How to adjust the brightness level of the device's LCD screen.

Setting time on Home Screen

Guide to setting the current date and time on the device.

Turn off SENTRY's ringer

How to toggle the SENTRY device's ringer on or off.

Using Basic Mode

How to switch to Basic Mode, which only blocks Black List numbers.

Common Problems

Getting Jammed and Reset

Instructions for resetting the SENTRY device if it becomes unresponsive.

Caller ID not showing on my phone

Explanation for why Caller ID may not display and solution using parallel connection.

Blank Screen

Steps to restore the screen display if it appears blank or dimmed.