Nokia 1265 Description And Troubleshooting page 36

1265 (RH-103)
Baseband Description and Troubleshooting
Display
Faults
Page2
Does the display start?
YES
END
Page 36 © 2007 Nokia Corporation
Check U430 pin signals, are
they OK?
NO
YES
Check LCD supply voltage at
J410 pin6. Is it okay?
YES
Check LCD signals:
LCM_CS_N(J410_pin5),
LCM_OE_N(J410_pin4),
LCM_WE_N(J410_pin3),
LCM_RS(J410_pin2). Are the
signals okay?
YES
RESET
NO
NO
NO
Company Confidential
Chang any bad
component
NO
Check R455,R456,
R457,R458, are
they ok?
YES
Change QSC6010
Phone can not be
repaired and must
be replaced
Change LCD
Module
Issue 1 04/2007