2. Specification
2.1 HW Features
Item
Description Remark
Supporting standard
GSM 900/DCS 1800 Dual Band
E-GSM
Phase 2 and Phase 2+
SIM Toolkit : Class 1, 2
Frequency range
E-GSM TX : 880 - 915 MHz
E-GSM RX : 925 - 960 MHz
DCS 1800 TX : 1710 - 1785 MHz
DCS 1800 RX : 1805 - 1880 MHz
Battery Capacity
Standard : Li-ion, 720 mAh
Display
Full graphic type
Dual LCD
Main LCD
65,000 color UFB STN
Pixels: 128x160
Ext. LCD
256 color 96x64
7 LED
Indicator
Antenna
Fixed type
PC synchronization
Applied
Speech coding
FR, EFR, HR
Data & Fax
Built-in
Vibrator
Built-in
Speaker, Receiver (dual mode)
Built-in
Portable Handsfree (Ear-Phone)
Built-in
Travel charger
Built-in
2-1
Summary of Contents for BD20
Page 1: ...GSM PHONE SERVICE MANUAL MODEL BD20 1st version 2004 01 27 ...
Page 2: ...Rev 1 00 ...
Page 36: ...6 PCB Diagram 6 1 Main PCB 6 1 Top View ...
Page 37: ...6 2 PCB Diagram Bottom View ...
Page 46: ...9 Block Diagram 9 1 BB Block Diagram 9 1 ...
Page 48: ...Block Diagram 9 3 Power Supply Block Diagram 9 3 ...
Page 49: ...10 Schematic Diagram 10 1 Key Pad 10 1 ...
Page 50: ...10 2 Schematic Diagram 10 2 Main Board 10 2 1 Chipset ...
Page 51: ...10 3 Schematic Diagram 10 2 2 Memory Melody ...
Page 53: ...10 5 Schematic Diagram 10 2 4 Connector ...
Page 54: ...10 6 Schematic Diagram 10 3 RF Top Schematic 10 3 1 RF Pam ...