Ericsson AECH2 free download

File name AECH2.PDF

Technical Description EN/LZB 119 2506 R1A Chapter 2 Technical Description Ericsson Cellular Phone AF738 AF778 i EN/LZB 119 2506 R1A Technical Description SUBJECT ... PAGE General ... 2-1 Mechanical ...2-2 Table 2-1. Phone Dimensions ...2-2 Keypad...2-3 Figure 2-1.Keypad ...2-3 Side Volume Keys ...2-4 Figure 2-2. Side Volume Keys ...2-4 LCD ...2-4 Figure 2-3. LCD Display ...2-4 Table 2-2. LCD Display Areas...2-4 Top Indicator...2-5 Table 2-3. Top Indicator Functions ...2-5 Vibrator Motor (AF778 Only)...2-6 Retractable Antenna ...2-6 1/4 Wave Antenna Operation ...2-6 Figure 2-4. AF778 1/4 Wave Antenna Connections...2-7 1/2 Wave Antenna Operation (AF778) ...2-7 Figure 2-5.1/2 Wave Antenna Connections ...2-8 Transceiver PCB and Component Layout... 2-9 Major Components...2-10 Figure 2-6. PCB Component Layout ...2-10 Table 2-4. Component Table...2-11 Figure 2-7. Block Diagram ...