6265/6265i/6268 (RM-66)
RF Description and Troubleshooting
IMPORTANT: You must check for both conditions before replacing the chip. If you
have no LO signal, refer to
significant supply voltage drop on one of the supply pins, then replace the Rx Front-end
IC.
Condition: Local Mode, Set
Rx Only in RF Main Mode
Good mobile terminal
No UHF LO signal present
Pin 13 shorted
Page 44
"UHF Synthesizer
Table 7: Rx Front-end IC Conditions and Supply Currents
©2005 Nokia Corporation
Troubleshooting" on page 56. If you have a
Supply Current
(From Power Supply)
100mA
254mA
255mA
Company Confidential
Issue 1 11/2005