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9-14-4. PCS Receiver
NORMAL CONDITION
catch the channel?
YES
Check
RSF100
pin# 1≥ -65dBm ?
YES
Check U101
pin# 18,19 ≥ -65dBm ?
YES
Check
TCXO CLOCK
19.2MHz @ C272
YES
U202 Check?
YES
UCD300
CHECK!!
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NO
Check ANT contact ?
NO
Re-solder or change RFS100
NO
Re-solder or change U101
NO
Re-solder or change OSC200, C272/C279
NO
Change or re-solder U202
9-37
Flow Chart of Troubleshooting
Band : PCS
CELL POWER : -50dBm
Channel : 661Ch
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