Receiver Dc - Nokia 6015 Troubleshooting - Rf

Nokia Customer Care

Receiver DC

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5
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Figure 31: Receiver DC troubleshooting test points and RX front-end logic levels
Table 6 includes the descriptions and values for RX DC troubleshooting test points shown
in Figure 31.
Test
Description
Point
1 LO Vdd
2 RFA Vdd
3 C_LNA Vdd
4 P_LNA Vdd
5 IFA Vdd
6 IFA Vdd
7 RX LO Lock Voltage
8 RX LO 256.2 MHz
Issue 1 08/2004
6015/6015i/6016i/6019i (RH-55), 6012 (RM-20)
Alfred RX FE IC
Table 6: Receiver DC Troubleshooting Values
Value
2.59 VDC LO Amp Vdd supply lines for Cell and PCS
2.76 VDC RF Amp Vdd supply line for Cell band
2.76 VDC External Vdd supply line for Cell LNA
2.76 VDC External Vdd supply line for PCS LNA
2.76 VDC IF Amp Vdd supply line for CDMA and AMPS IFs
2.76 VDC IF Amp Vdd supply line for CDMA and AMPS IFs
1.2 to 1.7 VDC
-60 dBm
©2004 Nokia Corporation
Troubleshooting - RF
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