Samsung SGH-i300 Service Manual page 17

2-9. Led Indicator Part
LED indicator does not
work
Yes
Check the
Pin 2 of
Q601,Q602,Q603,Q605
is high
Yes
Check the
R627 is high
Yes
END
This Document can not be used without Samsung's authorization
SGH-I300 Flow Chart of Troubleshooting and Circuit Diagrams
Q601
2
BLUETOOTH_LED
R605
Q602
2
RED_LED
R612
Q603
2
GREEN_LED
R614
Q605
2
BLUE_LED
R616
SAMSUNG Proprietary-Contents may change without notice
No
Check the
R605,R612,R614,R616
No
Check
R601,R628,R628,R630
BAT33 VBAT
R626
R627
R601 R602
LED602
LED603
PDA LED
3
PHONE LED
1
3
1
3
1
3
1
2-14