User Guide

RH-4 Company Confidential
7 - RF Description & Troubleshooting CCS Technical Documentation
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Figure 3: Test points for the transmitter part
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Figure 4: Test points for the synthesizer part
TXIOUTP
TXIOUTN
VR5
TXQOUTN
TXQOUTP
Tx Test Points
Antenna
Feed
CONT2
(VANTH)
CONT3
(VANTL)
CONT1
(VANTM)
VBD
DET
Pout EGSM
Pout
DCS/PCS
TX_900
VTXB_900
TX_1800
VBAT_RFTXCTXP
VREF1 VR3
VR2
PLL Test Points
VR3
VREF1
VIOVCOoutUTUNE
VR7
RFCLK_I
VR5
VR1A