Tx Dc Test Points - Bottom Side - Nokia 3155 Rf Description And Troubleshooting

Nokia Customer Care

Tx DC Test Points - Bottom Side

Following are the Tx DC test points located on the bottom side of the main PWB.
1
6
7
8
9
10
Figure 17: Tx DC test points on the bottom side of the main PWB
Table 4 shows the values for the test points in
Table 4: Tx DC Test Point Description and Values - Main PWB - Bottom Side
ISSUE 1 07/2005
2
4
Test
Description
Point
1 Tx UHF LO
2 VR6
3 Vcc PA Cell*
4 Vcc PA PCS*
5 Vbatt
6 VR1B
©2005 Nokia Corporation
3155/3155i (RM-41), 3152 (RM-61)
RF Description and Troubleshooting
3
Figure 17.
Values
Lock voltage: ~1.2V
2.8V
4.8V
Company Confidential
5
Page 23