4. TROUBLE SHOOTING
4.9 KEYPAD Blacklight LEDS Trouble
Figure 4-16
start
Enter into engineering
mode and open backlight
All keypad backlight
LEDs are working?
Replace LEDs
not working
Voltage at pin5 of
Q301 =0.9V?
Change
mainboard
Voltage at Pin3,6 of
Q301 =0.3V?
replaceQ301
end
NO
Blacklight will
work properly?
YES
YES
NO
YES
NO
NO
NO
22
Содержание C3600
Страница 21: ...4 TROUBLE SHOOTING 4 7 Camera Trouble Figure 4 14 20 ...
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Страница 37: ... 12 11 Press hinge along this hole then disassemble this two parts front and lower assy 13 14 15 ...