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MX8550
START
Does LCDwork properly
Check the DSP Trouble (4.3.2)
Check theV oltage of R329 = 2.8V?
Check the Con trol signal Data [ 0:15]
LCD_RESET/, LCD_CS/, WE/
Check CON 202soldering
LCD display will work properly
LG Electronics Inc.
Checking Flow
Checking Flow
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
Change the LCDModule
Replace U 701
Replace U 303
Check F205, F206, F207, F208, F209 (Signal line )
Re-solderCON202
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