COMMUNICATIONS, ACARS
Description
Aircraft Operations Manual
4/5.1
PAGE
8
Apr 01/15
4.
ELECTRICAL POWER SUPPLY
Normal power
VHF COM 3
R MAIN BUS
L
−
14 VHF
COM3
. . . . . . . . . . . . . . . . . . .
ACARS
R INV BUS 115 VAC
N
−
18 ACARS
PWR
. . . . . . . . . . . . . . . . . . . . . . .
Back
−
up power
ACARS
R HOT BAT BUS
N
−
19
ACARS BACK UP
. . . . . . . . . . . . . . . . . . . . . . .
With Mod No 2544 installed, the power supply for ACARS COM3 and Inverter is changed.
The VHF COM3 power supply is changed to R BAT BUS. The Inverter power supply is changed to
L and R BAT BUS respectively