Receiver Block Diagram - Nokia RH-77 Troubleshooting Manual
Rf description and troubleshooting
Hide thumbs
Also See for RH-77:
- Manual (12 pages) ,
- Troubleshooting manual (8 pages) ,
- Disassembly/assembly (8 pages)
Table of Contents
Advertisement
2118 (RH-77)
RF Description and Troubleshooting
Receiver Block Diagram
See the Schematics chapter for a 2118 receiver schematic.
LNA SW Control
LNA
Antenna
Duplexer
TX
Page 30
CELL
SAW
RFA
UHF VCO
1052.61-1077.57
UHF Synthsizer
Loop Filter
JEDI
Figure 19: Receiver block diagram
©2005 Nokia Corporation
VGA
IF SAW
IFA
VCTCXO
Company Confidential
Nokia Customer Care
CDMA
I/Q Down
BB Filter
Converter
BB AMP
CDMA
BB Filters
BB AMP
VHF PLL
2 ÷
367.2 MHz
Reference Clock
To Base-Band
AFC
To BB
Issue 01 04/2005
Advertisement
Table of Contents
Troubleshooting
