Checking Flow
SETTING : Connect the battery and the charging adaptor (TA) to the phone
START
YES
Charging Connector
CON409
Well-soldered?
NO
Re-solder or replace
CON409
The charging adaptor (TA) is out of order.
Change the charging adaptor.
Voltage at
Pin1(V_CHAR)
of CON409 = 5.6V?
YES
NO
YES
Is the battery
charged
NO
The battery may have the problem
Change the battery and try again.
Charging will operate properly
YES
OK
Check QSC6010 circuit
Replace QSC6010 or
mainboard
NG
Summary of Contents for RD3500
Page 2: ...CDMA MOBILE SUBSCRIBER UNIT LG KD3500 SINGLE BAND CDMA MOBILE PHONE SERVICE MANUAL ...
Page 24: ...LG KD3500 LGE LG Electronics Inc 22 21 1 U201 QSC6010 CHAPTER 4 BGA IC Pin Check ...
Page 25: ...LG KD3500 LGE LG Electronics Inc 23 21 2 U310 Memory ...
Page 28: ...Circuit Diagram DP101 DP101 ...
Page 36: ...4 3 2 Charging Trouble Test Points Circuit Diagram CON409 CON409 pin1 ...
Page 47: ...4 3 10 LCD Trouble Test Points Circuit Diagram C O N 3 0 4 CON304 pin3 ...
Page 50: ...CON302 Test Points Circuit Diagram 4 3 11 UIM Trouble R375 R378 R361 R376 ...
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