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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM
Digital Wireless Key Telephone System
Installation Manual
MODEL: GDK-20W
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM REVISION HISTORY ISSUE DATE DESCRIPTION ISSUE 1.0 1999. 08 Initial Release(Field Test) ISSUE 1.1 1999. 10 -. Revised Admin Programming. -. Added Section 4. ISDN Description ISSUE 1.2 1999.12 Revised Page 60 ~ 63. ISSUE 2.0 2001.04 -. Added notice of [Commission Decision CTR21 ]. -. Added contents of supplementary sheet ISSUE 2.1 2001.11 Added GDC-340H wireless terminal and New LCOBs.
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM Table of Contents SECTION 1. INTRODUCTION .........................................................................7 1.1 Purpose .....................................................................................................................................7 1.2 Regulatory Information .........................................................................................................7 1.3 Abbreviations ...................
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM 5.1 System Capacities ...............................................................................................................72 5.2 Feature Codes .......................................................................................................................73 5.2.1 Number Plan ...................................................................................................................73 5.2.2 Basic and Extended N
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM SECTION 1. INTRODUCTION 1.1 PURPOSE This manual provides the information necessary to install, program, operate, and maintain the LG Digital Wireless Key Telephone System, GDK-20W. 1.2 REGULATORY INFORMATION TELEPHONE COMPANY NOTIFICATION Before connecting the GDK-20W to the telephone network, you may be required to notify your local servicing telephone company of your intention to use "customer provided equipment". You m
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM WARNING : "This equipment generates and uses R.F. energy, and if not installed and used in accordance with the Instruction Manual, it may cause interference to radio communications. It has been tested and found to comply with the appropriate limits for a telecommunication device. The limits are designed to provide reasonable protection against such interference, when operated in a commercial environment. Operation of this equi
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM 1.3 ABBREVIATIONS For the purposes of this manual, following abbreviations are applied: 330-SSC, 340-SSC Single-Slot Charger AC Authentication Code ADPCM Adaptive Differential Pulse Code Modulation BER Bit Error Ratio CCITT International Telegraph and Telephone Consultative Committee dBm dB relative to 1 milliwatt DECT Digital Enhanced Cordless Telecommunications ESD Electrostatic Sensitive Discharge FP Fixed Part GA
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM SECTION 2. GENERAL DESCRIPTION 2.1 INTRODUCTION The GDK-20W Digital Wireless Key Telephone System is a fully digital hybrid Key Telephone System, designed to meet the telecommunication needs of small sized business offices & home base. The GDK-20W System incorporates state-of-the-art digital technology for command processing and voice switching, utilizing a Pulse Code Modulation/Time Division Multiplexing (PCM/TDM) distributed switchi
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM 2.2 SYSTEM CAPACITY The following Table and Chart provide system capacities and display the system's configuration flexibility. Table 2.2.1 System Capacities Description Basic & Expansion Total Time Slots 96 CO Line Ports Max. 8 (analog CO and/or ISDN BRI) Max direct Station connections 6(+4 via 2B modules) Max Stations via 2B modules 4 Max Stations via ISDN So bus 4 Max DECT terminals
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM Note : This Configuration Chart is made up according to the physical capacity of system. 2B phone CO 8 STIB2+STIB2(all T-mode) 6 STIB2+STIB2(So) 4 ISDN STIB2+STIB2(all S-mode) 2 0 STA 6 7 8 9 10 30 32 34 DECT terminal ISDN Basic 4DKT terminal(So) Basic 2SLT (6ports in MBU) 1) GDK-20W System Configuration Chart with STIB/STIB2(ISDN Board) 2B
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM 2.3 SYSTEM SPECIFICATIONS The following Tables provide general system specifications. Table 2.3.1 Dimensions & Weights Item Height Width Depth Weight 346mm 246mm 90mm 3.6Kg Key Service Unit 13.6in 9.7in 3.5in 236mm 192mm 84mm 1.5 Kg Digital Key Set 9.3in 7.6in 3.3in 45mm 140mm 100mm 0.5 Kg Digital ICM/Door Box 1.8in 5.5in 3.9in 170mm 220mm 57mm 420g Base station 6.7in 8.7in 2.2in 145mm 50mm 35mm 169g DECT terminal
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM Table 2.3.4 Electrical Specifications Item 22 AWG Wire 24 AWG Wire Digital Keyset / Base station 500 m (1.6K feet) 300 m (1K feet) -. 2-wire loop 2B modules(with Power Adapter,24Vdc/200mA) -. System – Primary Keyset Refer to Installation Manual of -. Primary Keyset – Secondary Keyset 2B-SLIU30/DTIU30 -. Primary Keyset – Secondary SLT 2B modules(without Power Adapter) Refer to Installation Manual of -. Primary Keyset – Secon
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM 2.4 SYSTEM COMPONENTS Item Slot Circuit Description Remark Position Number GDK-20W KSU(MBU) 4DKT + 2SLT + 1 WTI DVIB 1 2 Digital Voice Interface DVIBE 1 2 Digital Voice Interface + DTMF Receiver 2EA LCOB4 2,3 4 Loop Start CO Interface PRU4, PRCPTU LCOBA 2,3 2 Loop Start CO Interface PRU4, PRCPTU PRU4 LCOB4/ 4 Polarity Detect 4 ports LCOBA PRCPTU4 LCOB4/ 4 Polarity Detect 4 ports + LCOBA Call Progress Tone Detect 4 por
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM Key Service Unit (KSU) The KSU is a plastic cabinet designed for wall mounting. The KSU contains a MBU(Main Board Unit) and POWER Transformer and Mechanical parts. Main Board Unit (MBU) A Power Supply Circuit is required in the Key Service Unit. The Power Supply Circuit converts local AC power(220~240V AC @ 50~60Hz) to DC voltages, regulates the voltages, and provides the appropriate DC voltages to the MBU for distribution to o
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM battery if local AC power fails. In addition, circuitry is incorporated in the MFB to disconnect the battery when it is in deep discharge. The MFB includes circuitry for Fax Tone Detection. By Admin-program, User use the MBU SLT Port 1 as Fax port instead of Analog CO port. Fax Tone Detection Circuit & Function is supported from the MFB Issue 2. The MFB includes one External Relay for General purpose. MFB can be installed on the SLOT
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM DVIB (Digitized Voice Interface Board) DVIB provides 2 channel Record/Play DVIB provides Time & System prompt All message are saved in Flash memory Max record time : Without DVEU (68 Minutes), With DVEU(136 Minutes) (DVIB: 68 Min, DVEU: 68Min) System/time stamp: 8 Min User record time: 128 Min Max. Number of User Voice Message : 400ea(With DVEU) (DVIB: 200ea, DVEU: 200ea) DVEU(Digit
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM SECTION 3. INSTALLAT ION 3.1 INTRODUCTION As with any sophisticated communications device, installation of the GDK-20W System requires the care and fore-thought of a competent technician. Installation proceeds in 4 major steps: -. Site Preparation -. KSU Installation -. PCB Installation -. System Wiring -. DECT Installation 3.2 SITE PREPARATION General Site Considerations The first step is to locate a
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM Back-Board Installation A wooden backboard is recommended for all installations and must be installed when the location has masonry or plasterboard walls. A ½ inch plywood material is sufficient for most installations. The back-board should be mounted at a convenient height, about 1 meter above the floor, and be bolted in two number of places to distribute the weight of the system. Verify On-Site Equipment Once the equipm
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM 3.3 KSU & POWER INSTALLATION GDK-20W system consists of KSU, some optional boards, and peripheral instruments. The exterior view of the GDK-20W is shown in Figure 3.3.1. Figure 3.3.1 GDK-20W Exterior View Mounting the KSU The KSU is a plastic frame cabinet designed for wall mounting. Employing the KSU mounting template provided with the KSU, mark the l
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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM Figure 3.3.2 KSU Mounting Holes & Installation layout Power Installation The Power Supply Circuit of the MBU provides power for the system boards and telephones, converting the AC Input Voltage to appropriate DC voltages. Before installation, assure that the AC power cord is NOT plugged into the AC INLET. The Power Supply Circuit is located on the left upper si
