VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
Engineering Feasibility Study
VTech WDCT
2.4 GHz Single-Line Digital Cordless Telephone
Models:
2421 - CID
2431 – CID/Dual Keypad
2461 – CID/ADPCM ITAD
Revision History:
Revision Description Page Effective
1.0 Initial Release All Sept 22’99
Date
All rights reserved. No part of this document may be reproduced, loaned, or transmitted in any form or by any
means without authorization in accordance with VT
remains the property of VT
Prepared By Low Poh Choon/Ralph
Title Project Managers Title Engineering Manager
Reference: PRC 00XX Revision: 1.0 Page: 1 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
ECH Engineering Canada Ltd., and must be returned upon request.
Tischler
ECH policies and administrative procedures. This document
Approved By Gary Rogalski
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
Table of Contents
1 GENERAL ........................................................................................................................3
2 PRODUCT OVERVIEW.................................................................................................... 4
2.1 FEATURE LIST............................................................................................................ 4
2.1.1 BASIC FEATURES....................................................................................................................4
2.1.2 HANDSET (Common across all 3 models) ...............................................................................4
2.1.3 Base Station(2421)....................................................................................................................4
2.1.4 Base Station(2431)....................................................................................................................4
2.1.5 Base Station(2461) - SIEMENS’ Chipset built in ADPCM ITAD................................................5
2.2 HANDSET FUNCTIONS (KEYS/FEATURES).............................................................. 5
2.3 INDUSTRIAL DESIGN – Line Drawings....................................................................... 6
2.3.1 HANDSET (Across all 3 models)...............................................................................................6
2.3.2 BASE (2421) Line Drawing:......................................................................................................7
2.3.3 BASE (2431) Line Drawing:......................................................................................................8
2.3.4 BASE (2461) Line Drawing:......................................................................................................9
Reference: PRC 00XX Revision: 1.0 Page: 2 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
1 GENERAL
This document is the feasibility study report (FSR) for the following VTech WDCT cordless telephones:
2421 – CID (Partial Study)
2431 – CID/Dual Keypad
2461 – CID/ADPCM ITAD (Partial Study)
This study does not include the RBOC Products or the Remote Charger (latter is done in UK).
The VTech WDCT product line consists of 2.4GHz cordless phones designed using the Infineon Chip set for both
the RF and the Audio circuitry. They are high end products targeted at the SOHO market segment. Software is build
on top of an existing SW stack and RF/ASIC technology is based on a proven DECT technology platform.
Reference: PRC 00XX Revision: 1.0 Page: 3 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
2 PRODUCT OVERVIEW
In defining the product here, one of the key objectives is to build upon the VTech WDCT and the VTech UK DECT
product design. The aim is to minimise the number of differences between the 3 models in order to develop the
product within the desired time frame with the lowest cost possible.
2.1 FEATURE LIST
Here is a listing of the major features offered in this product line:
2.1.1 BASIC FEATURES
2.4GHz Transmission
2.4GHz Frequency Hopping Spread Spectrum
100% Bellcore compliance
3 and 4-way conferencing
Graphic LCD Display
Enhance Surge resistance (800V metallic surge)
Multi-H/S compatible –
Up to a maximum of 4 Handsets
2.1.2 HANDSET (Common across all 3 models)
User Interface Reference: “ 60-F986 – Proposal for a common DECT4/WDCT 2.4GHz User
Interface”
External-antenna design
Half-Duplex Speaker Phone
2.5mm H/J
50 Public memory locations in the Phone Directory
Backlit LCD and Keypad
Compatible to CID Type 2.5 functions for later models (not initial units)
Smart Dialing from CID information
Multi-line LCD for simultaneous display CID information and Soft key labels.
Provide Pay Per Use function possibilities for the RBOCs
Intercom with B/S
VMWI LED on the top of H/S
VMWI with both Stutter and FSK detection.
Face-up charging only.
Hands-Free Speaker
Remote ITAD Control (Applicable with an ITAD Base Only)
Belt clip
Wall mount provision
2.1.3 Base Station(2421)
Spare battery charger with POTS mode
Battery: 2xAA NiMH
VMWI LED
2.1.4 Base Station(2431)
Spare battery charger with POTS mode
Battery: 2xAA NiMH
Dual Keypad
Full Duplex Speaker Phone for Hands free operation
3 function keys: They will be 3 PPU keys for the RBOC Models and they will be M1/M2/M3
Quick Dial keys in the case of VTech Models.
VMWI LED
Reference: PRC 00XX Revision: 1.0 Page: 4 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
2.1.5 Base Station(2461) - SIEMENS’ Chipset built in ADPCM ITAD
Spare battery charger with POTS mode
Battery: 2xAA NiMH
Full Duplex Speaker Phone for Hands free operation
Page/Intercom
Basic ITAD Control Keys
Message Counter LED
VMWI LED
2.2 HANDSET FUNCTIONS (KEYS/FEATURES)
• MENU - No Backlight
• SOFT KEY (RIGHT HAND SIDE) -
• SOFT KEY (LEFT HAND SIDE) -
• PHONE – With LED Backlight
• OFF – Without LED Back Light
• Intercom
• Hand Set Speaker Phone Key
• CCITT Keys.
No Backlight
No Back Light
Reference: PRC 00XX Revision: 1.0 Page: 5 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
2.3 INDUSTRIAL DESIGN – Line Drawings
2.3.1 HANDSET (Across all 3 models)
HANDSET
SPEAKER PHONE
KEY
Reference: PRC 00XX Revision: 1.0 Page: 6 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
INTERCOM KEY
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
2.3.2 BASE (2421) Line Drawing:
Drawing to be inserted.
Reference: PRC 00XX Revision: 1.0 Page: 7 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
2.3.3 BASE (2431) Line Drawing:
These 3 Function keys becomes PPU
keys for RBOC products and Qiuck
Dial M1/M2/M3 Keys for VTech Models
Reference: PRC 00XX Revision: 1.0 Page: 8 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
VTECH ENGINEERING CANADA LTD.
TITLE ENGINEERING FEASIBILITY STUDY REPORT (Modified)
MODEL WDCT – Speaker Phone/CID/ITAD Models
CAUTION: THIS IS A DRAFT COPY – HARDCOPY IS UNCONTROLLED.
2.3.4 BASE (2461) Line Drawing:
Reference: PRC 00XX Revision: 1.0 Page: 9 of 9
This document is proprietary to VTECH ENGINEERING CANADA LTD.
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