(2) By executing the test program in Figure 5.10, you can c o n f m the signal in
Figure 5.1 1 on LCD connector (CN7)
10 PRINT
"
1 " ;
: G O T 0 10
Figure 5.10 Test Program
Figure 5.11 LCD Connector Signal
(
Reference
)
Figure 5.12 "LCD Peripheral Circuit''
*
If
the LCD is abnormal. see Item 6.3.1 "Abnormal LCD".
VEE
Figure 5.12 LCD Peripheral Circuit