General Description; Only For Training And Service Purposes - LG KC780 Service Manual

RF circuit technical brief

3.19. General Description

The RF transceiver is integrated in S-GOLDradio(PMB8888),which suppors quad-band operation for voice and
data transfer applications. The whole transceiver function is integrated in main IC, PMB8888 provides 4 LNA
inputs for RF receiving and two outputs for PAM input for High/Low band. A direct conversion receiver and a
quad-band polar transmitter for GSM and EDGE with integrated PGA functionality.
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

Figure 32. PMB 6272 Function Block Diagram
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3. TECHNICAL BRIEF
LGE Internal Use Only