Troubleshooting.pdf
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9. Flow Chart of Troubleshooting
9-1. Power On
9-1-1. PDA Part
Insert Power
NG
Check pin
4
of V_BAT in
U502
is more than 3.1V
No
Change the Battery & check ZD802
Yes
Check followings :
C532 is 1.8V
C544 is 3.0V
C540 is 3.0V
No
Check the U504
and the related cuircuit
Yes
No
Check the U504
and the related cuircuit
Check C537 is 1.2V
Yes
No
Check pin 1 of TR500
is 'H'
Check the UCP900
Yes
No
Check the U504
and the related cuircuit
Check C530, C531 is 1.2V
Yes
No
Check the U904
and the related cuircuit
Check pin 2 of U904 is 'H'
Yes
Check Other Power Circuit
9-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-3
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-1-2. Phone Part
'Phone Power On ' does not work
Yes
Check the Battery Voltage
No
Change the Battery
is more than 3.5V
Yes
Check followings :
C514 is 1.2V
C519 is 1.8V
No
Check the U501
and the related cuircuit
Yes
No
Check C518 is 2.6V
Check the U501
Yes
Check C296 is 2.85V
No
Check the U501
Yes
No
Check the UCP400
and the related cuircuit
Check U405 Pin 1 is 'H'
Yes
Check the initial operation
9-4
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This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-5
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This Document can not be used without Samsung's authorization
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Inne pliki z tego folderu:
Cover.pdf
(257 KB)
Electrical Part List.pdf
(151 KB)
Disassembly & Reassembly.pdf
(1192 KB)
Part List.pdf
(70 KB)
Exploded View.pdf
(1886 KB)
Inne foldery tego chomika:
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