User Guide

Nokia Customer Care RF Description and Troubleshooting
6255/6255i/6256/6256i (RM-19)
Issue 2 05/2005 ©2005 Nokia Corporation Company Confidential Page 27
Table 5 shows the values for the test points in Figure 19.
Table 5: Tx DC Test Point Description and Values - Main PWB - Top Side
Test
Point
Description Values
1 Power detector input AMPS: -5dBm at 836.25MHz
Cell: -3dBm at 836.25MHz
PCS: -6dBm at 1880MHz
2 Power detector output AMPS/Cell:
1.9V at <5dBm
1.8V at 15dBm
1.2V at 25dBm
PCS:
1.9V at <5dBm
1.8V at 15dBm
1.3V at 25dBm
3 Power detector VR2 2.8V
4AGC2 0.1V to 1.8V
5AGC1 0.1V to 1.8V
6 Tx IQ in ~1.2V
With oscilloscope:
Approximately 500 mV p-p with
+1.2V offset