Basic HTML Version
LED List
I
B1
I
I
B2
I
I
B3
I
019 020 021
000
CPU Board
I F11111
I F11211
IF11311
IF11411
-....___----
CPU Board
D19, Blanking
D20, Diagnostic
D21, +5vdc
At Game Turn-On
=
D19 & D21 On, D20 Off
During Normal Operation
=
D19 Off, D20 flashing, 021 On
LEOS
o
LED71~
I
o
LE03
00
LE02
LEO 6
LEO 4
0
o
LEO
1
II
F11511
o
Power Driver Board
II
F107111 F10911
II
F106111 F11011
Power Driver Board
LED 1, +12vdc, Switch Circuit, Normally On
LED 2, High/Low Line Voltage Sensor, Normally On
LED 3, High/Low Line Voltage Sensor, Normally Off
LED 4, +5vdc, Digital Circuit, Normally On
LED 5, +2Ovdc, Flashlamp Circuit, Normally On
LED 6, +18vdc, Lamps Circuit, Normally On
LED 7, +12vdc, Power Circuit (Motors, Relays, Etc.), Normally On
Twilight Zone 1-46