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4.1.2 TX Trouble
CHECKING FLOW
START
HP8960 : Test mode
62 CH, 7 level setting (TCH)
62CH, -60dBm setting (BCCH)
Spectrum analyzer setting
Oscilloscope setting
(1)Check
regulator circuit
(2)Check
VCTCXO
(3)Check
Mobile SW
& FEM
(4)Check
PAM control
signal
(5)Check
TX IQ
Redownload SW or
Do calibration again
Figure 4-15.
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4. TROUBLE SHOOTING
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