Nokia C2 -00 No Display and Keypad Light LED solutions ( Jumper ways ) Here is the solution if it happens that you are troubleshooting the LCD Nokia C2 and backlight problem caused by wet or damaged keyboard or something else. .jpg)
This guide can help you determine if the LCD screen shows a black and white screen or the keyboard LEDs do not work. The solution presents the ways of the line connecting the LCD and keypad backlight LED Nokia C2 PCB . You can easily track and locate where the problem occurred possible. The Nokia C2 -00 , keyboard and white LED backlight LCD screen is connected in series , which means that if there is any LED backlight bursts circuit turns off. To facilitate troubleshooting, you can first check the two white LED on the keyboard, then also check the voltage of the battery connection ( VBAT 3.7V ) . The LED driver circuit will be the next point, then check all connections and LED + LED in each block of white LED and LCD .
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This guide can help you determine if the LCD screen shows a black and white screen or the keyboard LEDs do not work. The solution presents the ways of the line connecting the LCD and keypad backlight LED Nokia C2 PCB . You can easily track and locate where the problem occurred possible. The Nokia C2 -00 , keyboard and white LED backlight LCD screen is connected in series , which means that if there is any LED backlight bursts circuit turns off. To facilitate troubleshooting, you can first check the two white LED on the keyboard, then also check the voltage of the battery connection ( VBAT 3.7V ) . The LED driver circuit will be the next point, then check all connections and LED + LED in each block of white LED and LCD .
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