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Dowtel DTT-800 Operating Manual

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1.1 Checking accessories
1.2 Physical Description
1.4 Precautions
2.2 Installation to use Data Service
3.1 Turing on the power
3.2 Turning off the power
3.4 Answering a incoming call
3.5 Using the Analog G3 Fax
4 Supplementary Functions
4.3.2 Ear-piece Volume Control
CONTENTS

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  • Page 1: Table Of Contents

    CONTENTS About Dowtel FWT 1 Before using 1.1 Checking accessories 1.2 Physical Description 1.3 Sound & Tone 1.4 Precautions 2 Installations 2.1 General installation 2.2 Installation to use Data Service 3 Basic Functions 3.1 Turing on the power 3.2 Turning off the power 3.3 Making a call...
  • Page 2 DTT-800/1900 Operating Manual 4.4.3 Reset as Default 4.5. Maintenance Setup 4.5.1 CLIP setting 4.5.2 Analog G3 Fax standard setting 4.5.3 Default Data rate setting 4.5.4 Ringer Frequency & Cadence Control 4.5.5 Dial Tone Frequency Control 4.5.6 Default Vocoder Selection 4.5.7 Timed Hot Line Dial send waiting time control 4.5.8 Hook-Flash detecting time setting...

  • Page 3: About Dowtel Fwt

    DTT-800/1900 Operating Manual About Dowtel FWT (1) This is simple and elegant design and is devised very suitable for the office and the house. (2) Its basic purpose is for the use at the desk, but you can install this at any place thanks to the Wall- mount kit.

  • Page 4: Before Using

    DTT-800/1900 Operating Manual 1. Before Using This manual consists of the terminal introduction, the installation method, the basic directions, feature code and the technical standard, describing ways to resolve some possible problems in using. Please carefully read through contents of this manual before using this product.
  • Page 5 DTT-800/1900 Operating Manual 1.2 Name and function of each part SERIAL PORT ANTENNA POWER SWITCH RJ-11 JACK DC JACK SERVICE LED BATTERY LED POWER LED POWER LED LED lights on in red when the external power is supplied. BATTERY LED Indicates the status of backup battery.
  • Page 6 DTT-800/1900 Operating Manual SERVICE LED Indicates call service availability. Power intensity (dBm) RSSI Level LED status Terminal status ~ -85 Green Service available -86 ~ -91 “ “ -92 ~ -97 “ “ -98 ~ -103 “ “ -104 ~ -110 Green &...

  • Page 7: Sound & Tone

    DTT-800/1900 Operating Manual 1.3 Sound & Tone 1.3.1 Power-up Sound The sound sent to the buzzer when the terminal starts booting. 1.3.2 Dial Tone Indicates that the call is available. 1.3.3 Warning Tone The sound transmitted to the handset in below cases.
  • Page 8 DTT-800/1900 Operating Manual Notes for using FWT terminal was designed as the durable equipment to ensure the operational reliability in the normal environment and went through the test. However, you are requested to use in a careful way. A user is able to use for a long time by abiding by the following notes and handling the FWT terminal right in a proper environment 1) Do not disassemble or alter the FWT terminal on your own.

  • Page 9: Installations

    DTT-800/1900 Operating Manual 2. Installations 2.1 General installation Before installing the FWT terminal, check accessories in the package and start installing in order as explained below. 1) As shown in the figure below, plug in the antenna in the arrow direction and turn it to clockwise for the connection with FWT terminal.
  • Page 10 DTT-800/1900 Operating Manual 3) Connect SMPS exclusively used for the FWT terminal to DJ-JACK positioned at the left of terminal. At this time, properly insert the power jack until it is not inserted any further. 4) Connect the power plug of SMPS to the outlet.
  • Page 11 DTT-800/1900 Operating Manual 2.2 Installation for the Data Service. 1) PC – FWT connection < Connection of FWT terminal with PC for the Data communication > As shown above, connect the Serial Port of the terminal and COM1 (or COM2) of PC with RS 232...

  • Page 12: Basic Functions

    DTT-800/1900 Operating Manual 3. Basic Functions 3.1 Power on The power of terminal is supplied through SMPS and the built-in battery. When the power is supplied through SMPS, it is automatically charged and in case of the cut off of power, it is automatically converted to the built-in backup battery for the continuous terminal operation.

  • Page 13: Making A Call

    DTT-800/1900 Operating Manual 3.3 Making a call 3.3.1 General method 1) Pick up the handset and you will hear the dial tone (off-hook state). 2) The Dial Tone transmits the even sound in succession and it indicates making a call is possible.
  • Page 14 DTT-800/1900 Operating Manual 3.4 Receiving an incoming call 3.4.1 On-hook State 1) A phone rings when you have an incoming call. 2) If you pick up the handset, talk when connected to the other part (Service LED is orange). A call is terminated if you put down the handset.

  • Page 15: Transmitting A Document By Fax

    DTT-800/1900 Operating Manual 3.5 How to use Analog G3 Fax Only the terminal equipped with the Analog G3 board in option can send and receive the document in following ways. 3.5.1 Transmitting a document by fax * Press 00 and then a number of a destination. For the next procedure, refer to the instructions of a fax connected to the terminal.

  • Page 16: Data Service

    DTT-800/1900 Operating Manual 3.6 Data Service If you use a DATA communication cable of WLL that is provided in option, you can connect to PC and utilize the service like Internet, PC communication and PC fax sending/receiving. In case you intend to use the data service, check following points.
  • Page 17 DTT-800/1900 Operating Manual By using a communication emulator of PC connected to the terminal, you can set the data service receiving mode. First, Run the communication emulator program of PC and input each command words as below. ① To remove the data service receiving mode of terminal, input ‘AT+RCVMOD=0’ in the program...

  • Page 18: Call Functions

    4. Feature Code 4.1 Call Functions 4.1.1 Speed Dial This is the function to store the phone number in 99 addresses that this terminal allocates and to quickly, conveniently dial by using stored addresses. In case you want to dial using this function, a phone number should be input and the Speed Dial function should be set in advance.

  • Page 19: Emergency Call Hold

    DTT-800/1900 Operating Manual 4.1.2 Emergency Call Hold 1) The way to call is the same with the Speed-dial but this function is used in the emergency situation and once the call is connected, it is not disconnected as long as the receiver does not hang up.

  • Page 20: Hot Line

    DTT-800/1900 Operating Manual 4.1.3 Hot Line function 1) Making a call is possible by just picking up the handset of the phone connected to the terminal and this is the most convenient, quickest method among dialing methods. 2) The saved address used in this function is only [99] address and the phone number should be saved in advance.

  • Page 21: Phone Book

    DTT-800/1900 Operating Manual 4.2 Phone Book 4.2.1 Storing phone numbers #*8962 à 2 à 1 à address (2 digits) à phone number à * ① Pick up the phone handset connected and enter the code as shown below. < #*8962 à 2 à 1 >...

  • Page 22: Additional

    DTT-800/1900 Operating Manual 4.3 Additional 4.3.1 Alarm Reminder This is the function to remind a user through a ring sound when the specified time comes. The time set is 24 hours and the setting of this function contains 2 specific settings.
  • Page 23 DTT-800/1900 Operating Manual 4.3.2 Handset Volume Control This function is use to control the volume of handset. This terminal provides 5 levels and the default setting is Level 3. 2 methods are provided for how to change as below. 1) Change using the menu code ①...

  • Page 24: Voice Privacy

    DTT-800/1900 Operating Manual 4.3.3 Voice Privacy function setting This terminal provides the voice privacy function to prevent the illegal tapping. For the detailed setting, there are <Standard> to use the general voice privacy mode and <Enhanced> to use the reinforced voice privacy mode.

  • Page 25: Lock

    DTT-800/1900 Operating Manual 4.4 LOCK 4.4.1 Outgoing Lock The Outgoing Lock function is used to block other people from using this terminal. If you make a call while this function is on, the terminal generates the Error Sound and making a call becomes not possible.

  • Page 26: Reset As Default

    DTT-800/1900 Operating Manual 4.4.3 Reset as Default This is used to transfer the main settings of the terminal to the default setting when the terminal is released. ◆ How to do the default setting. ① Press #*8962à4 ② Enter a password and press <4>.

  • Page 27: Maintenance Setup

    DTT-800/1900 Operating Manual 4.5 Maintenance Setup 4.5.1 CLIP setting Since this terminal has no display like LCD, the calling party’s number of an incoming call can be indicated when it is connected to the general phone with display and the specific module.

  • Page 28: Analog G3 Fax Standard Setting

    DTT-800/1900 Operating Manual 4.5.2 Analog G3 Fax Setting 1) A user can get the Analog G3 Fax Service from this terminal using below standards. - IS-99/IS-707.4 based PC Fax standard - IS-707A.7 Analog G3 Fax standard [Note] In case of IS-99/IS-707.4 based PC Fax standard, a service provider must inquire a user to decide the fax receiving method in advance whether it should be done by a fax program of PC connected to the terminal or by the Analog G3 fax connected to the terminal.

  • Page 29: Default Data Rate Setting

    DTT-800/1900 Operating Manual 4.5.3 Default Data Rate setting This terminal supports the standard data rate as listed below. IS-99 Rate Set 1 IS-99 Rate Set 2 IS-707.4 Rate Set 1 IS-707.4 Rate Set 2 Following is the Default Rate setting for Data Signal access.

  • Page 30: Ringer Frequency & Cadence Control

    DTT-800/1900 Operating Manual 4.5.4 Ringer Frequency & Cadence Control You can control the ringer frequency of the phone and On/Off time (Cadence) in this terminal. Default setting is 20Hz, 1 Sec on – 2 Sec off. And, Here are the ringer frequency selection of the phone and Cadence setting.

  • Page 31: Dial Tone Frequency Control

    DTT-800/1900 Operating Manual 4.5.5 Dial Tone Frequency Control This is the function to select the frequency of Dial Tone transmitted through a handset. Default setting is 350 + 440Hz and there are 2 setting methods. 1) A method to use a menu code ①...

  • Page 32: Timed Hot Line Dial Send Waiting Time Control

    DTT-800/1900 Operating Manual 4.5.7 Timed Hot Line Dial Send Waiting Time Control In < 4.1.3 Hot Line function on and off > when it is set to Timed Hot Line, this function is used to control the time taken from picking up the handset to the automatic dial sending.

  • Page 33: Serial Baudrate

    DTT-800/1900 Operating Manual 4.5.9 Serial Baudrate This terminal supports the Data Service function, connected to a PC through a Serial Interface that complies with RS-232 standard. It provides two communication speeds for the PC interface. Those are 115200 bps for the high speed packet data service and 19200 bps for a modem, PC fax and the low speed packet data service.

  • Page 34: System Parameter Setup

    DTT-800/1900 Operating Manual 4.6 System Parameter Setup 4.6.1 Phone Number(MIN) Input You can input the MIN number of the system parameter in this terminal with the general phone. The method to input MIN Number is shown below. ① Enter #*8962à9àMaintenance Codeà1 in order.

  • Page 35: Appendix

    DTT-800/1900 Operating Manual APPENDIX 1. Summary Table about Supplementary functions On (Fax receiving) * * # 0 0 5 * Analog receiving Off (Voice receiving) * * # 0 0 0 * With a general phone * * # 0 0 0 *...
  • Page 36 DTT-800/1900 Operating Manual #*8962 à 8 à Maintenance Code à 1 à 1 / 3à * (1: DTMF (BINA) mode, 2: FSK Bellcore mode, 3: CLIP Off) CLIP setting #*8962 à 8 à Maintenance Code à 1 à 2à1/2à * (1: FSK Bellcore mode TypeII, 2: FSK Bellcore mode TypeI) #*8962 à...

  • Page 37: Technical Specification

    DTT-800/1900 Operating Manual 2. Technical Specification 800MHz bandwidth Common air interface standard → IS-95A, IS-95B AIR INTERFACE FREQUENCY → TX: 824 – 849MHz RX: 869 – 894MHz TX Max. Output Power → 200mW ~ 300mW RX Sensitivity → - 104dBm below Vocoder →...
  • Page 38 DTT-800/1900 Operating Manual 1.9GHz bandwidth Common air interface standard →J-STD-008, IS-95B Air Interface FREQUENCY → TX: 1850-1910MHz RX: 1930-1990MHz TX Max. Output Power → 200mW ~ 300mW RX Sensitivity → - 104dBm below Vocoder → 8K/13K QCELP, 8K EVRC Channel Bandwidth → CDMA 1.25Mhz RX Conducted Spurious →...

  • Page 39: Troubleshooting

    DTT-800/1900 Operating Manual 3. Troubleshooting In case of product malfunction, please check below points before inquiry to a service center. Cases Solutions ▶ When you hear no sound after picking up ☞ Check if Power LED or Battery LED of the the phone terminal is on.

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Dtt-1900

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