Samsung SGH-P520 Service Manual page 53

Flow Chart of Troubleshooting
10-1-7. LCD
LCD does not Display
First, Check the connection of CN600 and LCD
Have a some problem of
connector(CN600)
Backlight does work
check the data line from
try with the new LCD module and
NO
YES
CN600
YES
change
①
YES
Replace a connector ( CN600)
②
NO
③
NO
10-18
Check of U501
Check U504