Nokia RH-10 Series Troubleshooting Manual page 40

RH-10
Troubleshooting
UHF LO-inputs
1.35V reference voltage
RBIAS SSB MIXER
TX_IF_AGC_REF
TX_IF_AGC
RF_BUS_EN1X
RF_BUS_DATA
RF_BUS_CLK
Page 40
Figure 9: Detailed Robin Block Diagram
Nokia Corporation
CCS Technical Documentation
Confidential
TEST2
TEST1
EXT VCO input
PLL_TESTN
PLL_TESTP
VHF VCO tank
VHF charge-pump out
VCO BAND SWITCH
Issue 1 09/2002