Lenovo i909 Bakım Kılavuzu - Sayfa 10
Cep Telefonu Lenovo i909 için çevrimiçi göz atın veya pdf Bakım Kılavuzu indirin. Lenovo i909 32 sayfaları.
I908 Mobile Phone Maintenance Manual
3.1.2 The LCD backlight does not come on
backlight
LCD
inactive
Check the FPC and the main
board connection. Re-connect
and try again
N
Check
for
such
problems as pseudo soldering
and bridging at the ports of the
t
R
LCD
N
Check whether the output of
backlight circuit is above 9V.
N
Replace L1502 or U1508 and
check for the soldering at
Page 10
LENOVO
soldering
Y
ld
d
Y
Y
OK
OK
Replace LCD
M d l
OK