Synthesizer Troubleshooting - Nokia RM-11 Series Troubleshooting Manual

RM-11
Troubleshooting - RF

Synthesizer Troubleshooting

RF_BUS_CLK
RF_BUS_DATA
RF_BUS_EN1X
SYNTH_LE
AFC
UEM
VCTCXO
19.2 MHz
© 2005 Nokia Corporation
Page 30
RX VHF Synthesizer
Reference Phase
Divider Detector
Cell 128
PCS 128
9-Bit B
Counter
Cell 53
PCS 53
UHF Synthesizer
Reference Phase
Divider Detector
Cell 640
PCS 384
13-Bit B
Counter
Cell 1038 - 1064
PCS 1286 - 1323
TX VHF Synthesizer
Reference Phase
Divider Detector
Cell 640
PCS 384
9-Bit B
Counter
Cell 360
PCS
260
UPP
CC Technical Documentation
Charge
Pump
2 mA
RX VHF VCO
Prescaler Tank
32/33
5-Bit A
Counter
Cell 12 VCO Band
Control
PCS 12
Charge
Pump
4 mA
Prescaler
32/33
5-Bit A
Counter
0 - 31
SSB
Mixers
Charge
Pump
2 mA
TX VHF VCO
Prescaler Tank
32/33
5-Bit A
Counter
VCO
Cell 20
Band
PCS 4
Control
Confidential
RX
UHF LO
FRONT
Splitter
END
UHF VCO
Issue 2 09/2005