Samsung S7330 Service Manual page 53
Gsm telephone
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Also See for S7330:
- Quick start manual (7 pages) ,
- User manual (65 pages) ,
- User manual (54 pages)
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10-2-6. DCS1800/PCS1900 TX
TX Power is too Low!!
TCXO CLOCK
CHECK?
19.2MHz @ C225
YES
Check the Power @
Pin#56 of U200?
YES
Check the Attenuation
Circuit ?
YES
Check the Power @Pin#8
of PAM100?
YES
Check RFS100?
YES
Antenna
re-solder or change
SAMSUNG Proprietary-Contents may change without notice
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NO
TCX200, C225
re-solder or change
NO
CHECK
U200 and C211
NO
CHECK R101, R102,
R103
NO
PAM100
re-solder or change
NO
RFS100
change or re-solder
10-30
Flow Chart of Troubleshooting
Band :DCS / PCS
CELL POWER : -50dBm
Tx Power : 0Level
Channel : 698CH / 661 ch
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