Tdma800, Gsm850; Tdma1900, Gsm1900; Fig 41 Gsm1900 - Nokia RH-13 Series Troubleshooting Manual

RH-13
Troubleshooting

TDMA800, GSM850

The transmitter chain is exactly same as the AMPS mode, except for the IPA current, and
thus it is important that the AMPS circuitry has no faults.

TDMA1900, GSM1900

TDMA1900 and GSM1900 mode and DAMPS mode have a common RF modulator and
thus it is important that DAMPS mode have no faults.
Page 58
Figure 40: TDMA1900.
Figure 41: GSM1900.
ãNokia Corporation
CCS Technical Documentation
Issue 1 11/02