Tandy 1400LT - Page 118

Replace the
LCD Unit
Check power supply voltages:
-
LCD unit
epaired
LCD Unit failur
NO
I
Check
Pin3,5,7,9, of IC32
Pin47,
50-52 of IC30.
Check
Pinl2,14,16,
18, of IC32 ,
Pin69-72 of IC30.
I
~
Check that the
connector is
properly connected
Check that the
LCD drive waveform
is normal?
IChange
L;CD Unit.1
5-9