5-12
Flow chart of trouble shooting
5-7 Key Data Input
Check Initial operation
Replace the PBA
Are
the pin 7, 8, 9 and 10
of CN211 low?
When
one of the keys is pushed,
one of pin 7, 8, 9 and 10 of CN211
is high ?
Key PCB is OK ?
Resolder pin 7, 8, 9 and 10
of CN211
END
Replace the Key PCB
Yes
No
Yes
Yes
Yes
No
No
Summary of Contents for SGH-N288
Page 2: ...Samsung Electronics Co Ltd Printed in Korea 05 2001 Rev 5 1 GH68 02032A ELECTRONICS ...
Page 12: ...Exploded Views and Parts List 1 9 1 10 Desk Top Charger DESK TOP CHARGER GH44 00186B ...
Page 13: ...PCB Diagrams 2 1 2 PCB Diagrams 2 1 Main Top ...
