Motorola A3100 Troubleshooting Manual page 41

• Check the metal contact of antenna
• Try to make call
• Setup BS/MS parameter
• Set MT8820, operating mode: test mode, cell power:-60dBm
• Set MS WCDMA BC1 ch9750, BC2 ch9400 and BC5 ch4183
• Check transmitter path
– Check the I/Q path
• Use oscilloscope probe to touch red point and check waveform
Service Engineeing & Optimization
Level 3 , Rev.1.0
Can't call out (1)
WCDMA
Antenna pad