Voxtel VS600, Service Manual

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VS600 Service Manual
VOXTEL Technical Documentation 66
ice Guideline For RF Subsystem
ns, the guideline will be described in 3 different parts:
RECEIVER PATH, TRANSMITTER PATH and BLUETOOTH. The required test
equipments are oscilloscope, DC source, RF signal generator and spectrum analyzer.
7.5.1 Receiver Path
When the VS600 receives signals from antenna, the RF signals will first encounter
the antenna switch (C085TK, Hitachi). The antenna switch will route the received signal
to corresponding SAW filters (FUJITSU-B28E/B2BE/B2BG). After filtering, the received
signal will be feeded into transceiver MT6129 for demodulation.
7.5 Level 4 Serv
In the following sessio
To MT6129C
MT6129C
Receiver Path