User Guide

Nokia Customer Care RF Description and Troubleshooting

2118 (RH-77)

* The R, L, T, and B values at the end of the part names indicate the Right, Left, Top,

and Bottom side of the part respectively in Figure 8 and Figure 9.

T8 C636L, C624T,

L609B, C612L,

C630B, L607B

VR2 2.7 V dc Mixer, driver, and IF supply from

UEM

T9 C605R, C606R VAGC-Tx 0.2 to 1.8 V dc Tx AGC Control Voltage from

UPP.

0.2 V = Max Gain

1.8 V = Min Gain

T10 C658R, C600T VIO-Tx 1.8 V dc Supply for Digital circuits from

UEM

T11 C805B, C810T,

C816R

VBAT 3.6 V dc Battery Voltage

(Nominal Voltage 3.6 V dc)

T12 C802L, C813L VPA 3.6 V dc

(High Gain)

Main PA Supply Voltage from

PMIC. Lgain=0.8 V,

Mgain=-1.25 V, Hgain=Vbat

T13 C814R VG 1.8 V dc

(Enable)

PA Gate Voltage (Enable/Disable)

Disable=0 V

Table 1: Cell Transmitter Test Points (Continued)

Test

Point

Part* Function

Typical

Value/

Frequency

HP85024A

Typical

Value

Frequency

Prod Probe

Comments