Samsung SGH-D880 Service Manual page 57

Gsm telephone

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2)Slave

RX ON

RF input : CH center freq : +67.7kHz

Cell Power : -60dBm

PAM700 pin11

≥ -65dBm

PAM700 pin7

≥ -68dBm

U700

pin17,18≥ -70dBm

UCP800

pinC6(MOD_STANDBY

_S)=High,

pinD6(PON_PA_S)=Low,

pinA6(BAND_SEL_S)=L

Check UCP200

END

Yes

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Resolder

RFS700,C725,L700C700,

L702,L703

Resolder PAM700

Resolder F700

Resolder UCP800

9-23

Flow Chart of Troubleshooting

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