Philips CT6558 Tuning Up Procedure & Operational Manual page 12

PHILIPS
Tuning Up procedure & Operational Manual
RF Connector
Step2: Measure the output signal from 7010 to check if the signal is right, EGSM signal: measured from pin 7
(Measure at 2011); DCS signal: measured from pin5 (at 2015), and for PCS at 2014. If the signal is not right, should
check if 7010 cold soldering, soldering short part, part defect or un-soldering. If no defect was found at 7010, then check
if the control signal "FSW1, FSW2,FSW3" is right. If the signal is not right please check 7130 and parts around them. If
no clear issue found, change 7010,7130, one by one
Tranceiver
Connect to Antenna
SAW Filter
12
Revision :
Date :2004-9-7
Page No. : Page 12 of 12
RF Switch
01