5. Flow chart of trouble shooting
5-1 Power ON
Flow chart of trouble shooting
5-1
’POWER ON’ does not work
Charge the Battery
Check the Battery Voltage
is more than 3.2V
No
Yes
Yes
Check U100 and the path from +VBATT
to M100
The node
between D100 and M100 = 3V
No
Yes
U106 pin 1,4,10 > 3.2V
Check the circuit related to U106
No
END
Yes
Check the initial operation
U102, U105 pin3 = 3V ?
Check U102, U105 and related circuit
No
Check for the clock signal at R646
Check the clock generation circuit
(related to U613 and Q604)
No
Yes
Yes
Содержание SGH-N200
Страница 2: ...Samsung Electronics Co Ltd Printed in Korea 06 2001 Rev 5 1 GH68 02049A ...
Страница 11: ...Exploded Views and Parts List 1 8 1 10 Desk Top Charger DESK TOP CHARGER GH44 00186B ...
Страница 12: ...PCB Diagrams 2 1 2 PCB Diagrams 2 1 Main Top ...
Страница 13: ...PCB Diagrams 2 2 2 2 Main Bottom ...
Страница 44: ...5 16 Flow chart of trouble shooting RN1102 2 3 1 Q204 LED208 CL 150YG CD T R215 220 VBATT RI_LIGHT ...