LG GB220 - RF Subsystem of PMB8810 (U102)

- 38 -
LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3. TECHNICAL BRIEF
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3.5 RF Subsystem of PMB8810 (U102)
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 3-4-1.
Figure. 3-5-1 Block DIAGRAM of RF Subsystem