3. TECHNICAL BRIEF
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• AD6537B is an ADI designed Analog Baseband processor. AD6537B covers the processing GMSK
modulation interface, Aux ADC, Voice signal processing and Power Management.
• AD6537B consists of
1. BB Transmit section
• GMSK Modulation
• I-channel & Q-channel Transmit DACs and Filters
• Power Ramping DAC
2. BB Receiver section
• I-channel & Q-channel Receive ADCs and Filters
3. Auxiliary section
• Voltage Reference
• Automatic Frequency Control DAC
• Auxiliary ADC
• Light Controllers
4. Audio Section
• 8 kHz & 16 kHz Voiceband Codec
• 48 kHz Monophonic DAC
• Audio Amplifiers
5. Power Management section
• Voltage Regulators
• Battery Charger
• Battery Protection
6. Digital Processor interface section
• Control, Baseband, and Audio Serial Ports
• Interrupt Logic
Содержание C2100
Страница 1: ...Service Manual Model C2100 Service Manual C2100 P N MMBD0048201 Date April 2005 Issue 1 0 ...
Страница 54: ...4 TROUBLE SHOOTING 55 4 2 TX Trouble SW500 U503 X500 FL500 U501 U505 5 4 1 3 2 Test Points Figure 4 7 ...
Страница 70: ...4 TROUBLE SHOOTING 71 4 7 MIC Trouble Soldering Check U203 C225 C224 C230 Test Points Figure 4 18 ...
Страница 76: ...4 TROUBLE SHOOTING 77 4 10 KEY backlight Trouble Test Points Figure 4 21 ...
Страница 104: ... 105 8 PCB LAYOUT ...
Страница 105: ... 106 8 PCB LAYOUT ...
Страница 113: ...10 STAND ALONE TEST 114 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 117: ...Note 118 ...
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