Installation Maintenance Manual
FMHPA 82166
2-5
Jul 2008
©
THALES AVIONICS Ltd. This document and any
information included are the property of Thales Avionics.
They cannot be reproduced, disclosed or utilized without the
company’s prior written approval
(1) PSM
(2) CM
Its function is to manage the interface with the ARINC 429, to send control signals to the
HPA and the PSM and report FMHPA status.
Figure 2.2 Power Supply Module
J1
Lightening/
EMC
protection
Isolated AC/DC
350W PFC
Hold up
capacitors
200ms for
Digital part
DC/DC HPA
HL/LV voltage
300W
DC/DC
+5,1V - 30W
HPA
CM
J9
J5
DC/DC
-15V - 1.5W
+15V - 1.5W
+5V - 0.1W
+5.1V - 2.5W
Temperature
sensors
Voltage
supervision
Power cut
management
Output
discrets
Control
signals
Nominal/Low
Voltage
selection
PSM
P115VAC
N115VAC
ARINC 429
In
ARINC 429
Out
33V
DC
J6
J8
J7
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