User Guide

CCS Technical Documentation Troubleshooting - RF
RH-48
Issue 1 11/2003 © 2003 Nokia Corporation Confidential Page 17
Cell IF/RF AGC and PA Control
The following Cell CDMA Channel 384 (Skyworks PA) table illustrates the PDM values and their
typical values for the IF AGC, RF AGC Jedi Pout, gain steps, and the PA VCC levels. This table also
shows the typical power output at the RF connector.
Cell Power Detector
The following tables illustrate the measurements required for troubleshooting the cell
power detector.
Cell CDMA Channel 384 (Skyworks PA)
Tx RF AGC Tx IF AGC Jedi Po
PA Gain
Step
PA Vcc
Conn
RF
Pout
PDM
Typical
Value
Test
Point
PDM
Typical
Value
Test
Point
Typical
Value
Test
Point
Gen
IO
12
Gen
IO
13
Typical
Value
Test
Point
PA
Gain
-290 0.45 Bot-
tom
C606
-290 0.45 Top
C605
3pin 1
Z601
H H 3.47 C806 DM 25
-196 0.59 -196 0.59 -2 H H 3.61 28 20
-95 0.75 -95 0.75 -9.2 H H 3.67 28 13.2
-95 0.75 -95 0.75 -9.2 H L 1.2 26 11
-48 0.83 -48 0.83 -13 H L 1.2 25.8 7
-48 0.83 -48 0.83 -13 L L 0.82 24.5 6
17 0.93 17 0.93 -19 L L 0.82 0
80 1.04 80 1.04 -29 L L 0.82 -10
120 1.11 120 1.11 -39 L L 0.82 -20
168 1.19 168 1.19 -49 L L 0.82 -30
249 1.32 249 1.32 -59 L L 0.82 -40
324 1.49 324 1.49 -69 L L 0.82 -50
Cell Power Setup:
Mode Tx Rx Band Chnn Rho
Local On On CELL 384 On
Input Chnn Tx Freq Rx Freq
384 836.52 881.52