Nokia NHM-8NX Series Troubleshooting Instructions page 36

NHM-8NX
Troubleshooting Instructions
Fault finding in modulation
The following plots show different situations of TX IQ measurements. Depending on the
time the modulation may cause the signal to look differently.
TX I/Q waveforms
Pink trace: TXQP Blue trace: TXIP
Pink trace: TXQP Blue trace: TXIP
Page 36
Figure 17: VPCTRL_G & TXC
Yellow trace: Vpctrl_G @ power level 5, ch37
Pink trace: TXC
- All 1
(
- All 1 Zoom In)
ãNokia Corporation
PAMS Technical Documentation
GSM900 band
Pink trace: TXQP Blu etrace: TXIP - Random
Pink trace: TXQP Blu etrace: TXIP - Random ( Zoo
Issue 1 05/02