Samsung Galaxy GT-i5500 - Page 15

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Level
3
Repair
8-4
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8-3.
LOGIC
8-3-1.
Power On
Power switch on
NG
Check the current
consumption
>= 100
mA?
Download
NO
Check the U401
Check the clock
C109
=19.2
Mhz
?
Check the initial operation
Check the clock generation circuit
Resolder OSC400
Check the PMIC
relatedtoPS_HOLD
Change the battery
Yes
Yes
Yes
Yes
NO
NO
C443(VREG_MSMC1)=1.2V?
C442(VREG_MSMC2)=1.2V?
C441(VREG_MSME)=1.8V?
C411(VREG_MSMP)=2.6V?
C412(VREG_MSMA)=2.6V?
Yes
NO
Check the clock at
OSC400
=32
KHz
?
NO
Check the TP_PS_
HOLD pin PS_HOL
D=2.6
V?
NO
Check the battery
voltage
>= 3.45?
Yes