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3. TECHNICAL BRIEF
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LGE Internal Use Only
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Only for training and service purposes
3.5 RF Subsystem of PMB8815 (U201)
3.5.1 GENERAL DESCRIPTION
The PMB8815 RF subsystem is designed for dual-band GSM voice and data applications (GPRS class 12). The
system can be configured to support one low band, GSM850 or EGSM900, and one high band, DCS1800 or
PCS1900. A block diagram of the RF subsystem is given in Figure 3-4-1.
Figure. 3-5-1 Block DIAGRAM of RF Subsystem
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3. TECHNICAL BRIEF
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3.5.1 GENERAL DESCRIPTION
The PMB8810 RF subsystem is designed for dual-band GSM voice and data applications (GPRS
class 12). The system can be configured to support one low band, GSM850 or EGSM900, and one
high band DCS1800 or PCS1900 A block diagram of the RF subsystem is given in Figure 3 5 1
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high band, DCS1800 or PCS1900. A block diagram of the RF subsystem is given in Figure 3-5-1.