User Guide

6015/6015i/6016i/6019i (RH-55), 6012 (RM-20)
Troubleshooting - Baseband Nokia Customer Care
Page 42 ©2004 Nokia Corporation Company Confidential Issue 1 - Revision 002 09/2004
Display
faults,
page 2
Does the Display
show an image?
Try changing
display module.
Is it OK?
Retest
Measure VIO and
VFLASH1. Is it
OK?
Check LCD signals
LCDCSX (pin2), LCDCLK
(pin5), LCDDA (pin4),
and XRES (pin1). Are the
signals OK? (Refer to
the display section.)
Change UPP
Change Display
END
YES
NO YES
NO
NO
YES
Change UEM
NO