Nokia RM-11 Series - Synthesizer Troubleshooting Overview

RM-11
Troubleshooting - RF CC Technical Documentation
Page 30 ©2005 Nokia Corporation Confidential Issue 2 09/2005
Synthesizer Troubleshooting
RF_BUS_CLK
RF_BUS_DATA
RF_BUS_EN1X
Phase
Detector
1286 - 1323PCS
1038 - 1064Cell
Reference
Divider
Charge
Pump
4 mA640
384PCS
Cell
13-Bit B
Counter
UHF VCO
UHF Synthesizer
Prescaler
32/33
5-Bit A
Counter
0 - 31
Splitter
Phase
Detector
53PCS
53Cell
Reference
Divider
Charge
Pump
2 mA
Prescaler
32/33
128
128PCS
Cell
5-Bit A
Counter
9-Bit B
Counter
12PCS
12Cell
Tank
VCO Band
Control
RX VHF VCO
RX VHF Synthesizer
Phase
Detector
PCS
Cell
Reference
Divider
Charge
Pump
2 mA
Prescaler
32/33
PCS
Cell
5-Bit A
Counter
9-Bit B
Counter
PCS
Cell
Tank
VCO
Band
Control
TX VHF VCO
TX VHF Synthesizer
SSB
Mixers
RX
FRONT
END
UHF LO
SYNTH_LE
VCTCXO
19.2 MHz
AFC
UPP
UEM
4
260
360
384
640
20