Troubleshooting Flow Chart for Rx VCO 1-11
4.1 Troubleshooting Flow Chart for Rx VCO (Sheet 2 of 2)
Yes
Yes
Yes
No
No
No
Vbe ~ 0.2 VDC for Q0201?
Check biasing components
R0208,R0210,L0205,L0207,L0209,
R0214,R0216 & Q0201 for short or
open; then replace Q0201 if needed
Check components from R0200 to
C0234 for shorts and open
Receive VCO Not locked at correct frequency
Voltage at R0200 between 1.5-10.5 VDC?
Check components from R0200 to
C0234 for shorts and open
Check RFIC troubleshooting flow
chart
END
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