Samsung SGH-E570 Service Manual page 46

3-2-5. DCS // PCS TX
PAM600 Pin 14
about 29dBm ?
YES
F600 ,RFS601
R613,c601,L600
Check & Change
UCP201 Pin
A13,C213 Check &
BATTERY Check
SAMSUNG Proprietary-Contents may change without notice
NO
F600
Pin#2 = 2.8 ?
PAM600
Pin#4 ,5 : VBAT?
NO
PAM600 pin #2
about 5dBm ?
PAM600
Pin #1 :2.9V ?
PAM600
Check & Change
UCD600
Pin 34 : 2.9V ?
NO
Pin 1,13,22,32
:VBAT ?
UCD600
Pin 21 : 26 MHz?
UCD600
Pin 35,36,37,38
100mV ?
UCD600
Check or change
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TX Power DAC : 520 code Applied
CH : 698 ch(DCS) , 650 ch(PCS)
NO
YES
NO
YES
YES
NO
YES
UCP201
check
YES
NO
YES
NO
YES
3-29
Flow Chart of Troubleshooting
Continuous TX ON condition
RBW : 100KHz
VBW : 100KHz
SPAN : 10MHz
REF. Level : 10dBm
ATT. : 20dB
UCP201
Check & Change
BATTERY
Check & change
Check OSC600
UCP201
Check or change