85
6.5 Key Switch Control
Figure 6.12 shows the Solution Engine2 switches under control by the power supply controller. The power
supply controller controls the switches SW1 to SW3 on the CPU board and the switches SW1to SW3 on the LCD
board.
Figure 6.12 Solution Engine 2 Switch
Power-on switch
SW1
Reset switch
SW2
SW1
SW2
Solution Engine 2
LCD
NMI switch
SW3
SW2
CPU board
switch
SW1
SW2
SW3
Application switch