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Level 3 Repair
8-9
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8-3-1. Power On
'Power On' does not work
Check the current consumption
END
Yes
Current consumption
>= 100mA
Download again
No
Yes
Check the Vbat Voltage
Yes
Check AP_PS_HOLD(TP)
>= 2.8V
Check the PMIC
(if it has some problem, it is to be replaced.)
No
Yes
Yes
Yes
Voltage >= 3.3V
Charge the Battery
No
Yes
Check U700(PMIC)
and Power On Voltage
Check the PMIC
(if it has some problem, it is to be replaced.)
No
Yes
Freq. = 32.768 KHz
Check the clock signal at OSC700
Yes
Check the clock generation circuit
(related to OSC700.)
No
Check the initial operation
Yes
Содержание GT-I5800
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