6.2-4
6.2.5 Radio Power-Up Fail Troubleshooting Chart (2 of 3)
February 14, 2012
UHF1 Troubleshooting Charts: Radio Power-Up Fail Troubleshooting Chart (2 of 3)
1
Probe
16.8MHz
Signal at
C214
Signal
No
About
1Vp-p?
Y es
Check
16.8MHz
Signal at C245
Signal
No
About
1Vp-p?
Y es
Refer Board to
Service Depot for
Reflash, Patriot,
SRAM, and
FLASH Analysis
Investigate
16.8 MHz
Reference
Oscillator
Investigate Clock
Buffer
Components and
Isolate Problem
6816985H01-F