Circuit Descriptions
7.
7.2
Power Architecture
Refer to figure
for the power architecture of this
platform (DC/DC power conversion).
Figure 7-3 Power Architecture
7.2.1
Power Supply Unit
All power supplies are a black box for Service. When defective,
a new board must be ordered and the defective one must be
returned, unless the main fuse of the board is broken. Always
replace a defective fuse with one with the correct
specifications! This part is available in the regular market.
Consult the Service website for the order codes of the boards.
The output voltages to the chassis are:
•
+5-STANDBY (stand-by-mode only)
•
+12V (on-mode)
•
+24V (audio power)
1
88
40_205_100
3
24.ep
s
10042
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