User Guide

CCS Technical Documentation
Company confidential RH-20
Issue 1 10/2003 Nokia Corporation. Page 13
Pictures of transmitter signals
Figure 6: Transmitter signals
TXI
VPCTRL _900 power level high at R703/C703
VPCTRL_1800/1900 power level high at R704/C704
_
VPC
TX I/Q at R516/517 power level high Random data
VANT_1 / GSM900 TX at C805
VANT_2 / GSM1800 TX at R804
VANT_3 / GSM1900 TX at C806 OV
( no signal/ Flatline on Oscilloscope screen)
VANT_1,VANT_2,VANT_3
VTXB_900 at C713
VTXB_1800_1900 at C714
TXP at J504
200mV/di
v
100us/di
v
1
200mV/div 100us/div
500mV/div 100us/div
500mV/div 100us/div
1
500mV/div 100us/div
500mV/div MTB 100us/div