LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3. HW Circuit Description
- 20 -
3.2.4.2 Logic Table for Selection
3.2.5 Power Amplifier Module
for Quad-band GSM/GPRS/EDGE
3.2.5.1 PAM Specification
-. Quad band GSM, GPRS & Polar Loop EDGE Amplifier
-. For 3.5V nominal operation
-. Built-in LDO circuit
-. GPRS Class 12 operation compatible
-. Integrated directional coupler
3.2.5.2 Circuit Diagram and peripheral components
Vc1
Vc2
Current
GSM850_Tx
2.6V
0V
8.0 mA
GSM1800 / 1900_Tx
0V
2.6V
8.0 mA
GSM850_Rx
0V
0V
<0.5µA
GSM1800_Rx
0V
0V
<0.5µA
GSM1900_Rx
0V
0V
<0.5µA
<Table> Band SW Logic Table
PAM
Summary of Contents for KM710
Page 1: ...Date May 2008 Issue 1 0 Service Manual Model KM710c Service Manual KM710c Internal Use Only ...
Page 173: ...Note ...
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