D
ESCRIPTION
2-5
FUSES
+10V
2A T/SB System Power (ACU)
+20V
1A T/SB System Power (ACU)
-18V
1A T/SB System Power (ACU)
24V
1A T/SB System Power (RS-485)
12V AUX.
1A T/SB Aux. Power
BATTERY 10A T/SB Battery
CONNECTORS
S
YSTEM
P
OWER
14-pin circular. Provides all power needed by an ACU.
B
ATTERY
4-pin circular. Provides power to and from the backup battery.
A
UX
. P
OWER
4-pin Phoenix. Provides 12V of auxiliary power for use with optional, user-
specified equipment.
L
OCK
P
OWER
3-pin Phoenix. Provides either 12V or 24V, switch selectable lock power.
Figure 2-4: Control and Indicators Detail