5-12
Flow chart of trouble shooting and Circuit Diagram
5-7 Key Data Input
Check Initial operation
Replace the PBA
Are
the pin 19,20,21,22 and 23
of CN503 low?
When
one of the keys is pushed,
one of pin 19,20,21,22 and 23 of
CN503 is high ?
Key PCB is OK ?
Resolder pin 19,20,21,22 and 23
of CN503
END
Replace the Key PCB
Yes
No
Yes
Yes
Yes
No
No
Содержание SGH-A200
Страница 2: ...Samsung Electronics Co Ltd Printed in Korea 03 2001 Rev 1 0 GH68 01895A ELECTRONICS ...
Страница 12: ...Exploded Views and Parts List 1 9 1 10 Battery Charger BATTERY CHAGER GH44 00177A ...
Страница 13: ...PCB Diagrams 2 1 2 PCB Diagrams 2 1 Main Top ...
Страница 14: ...PCB Diagrams 2 2 2 1 1 Main RF Top ...
Страница 15: ...PCB Diagrams 2 3 2 1 2 Main Base Band Top ...
Страница 16: ...PCB Diagrams 2 4 2 2 Main Bottom ...
Страница 17: ...2 5 PCB Diagrams 2 2 1 Main RF Bottom ...
Страница 18: ...PCB Diagrams 2 6 2 2 2 Main Base Band Bottom ...
Страница 46: ...Flow chart of trouble shooting and Circuit Diagram 5 16 RI_LIGHT R706 Q101 3 CN503 KPCB A SSY ...