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CDM-Qx Satellite Modem
External Connections
4.5
AC Power Connector
A standard, detachable, non-locking, 3-prong power cord (IEC plug) supplies the
Alternating Current (AC) power to the modem. Observe the following:
Input Power
Input Voltage
Connector Type
Fuse Protection
IMPORTANT
4.6
DC Power Connector
A standard, 3-screw terminal block supplies the Direct Current (DC) power to the
modem. Observe the following:
Input Power
Input Voltage
Connector Type
Fuse Protection
IMPORTANT
4.7
Ground Connector
A #10-32 stud on the rear panel of the modem is used for connecting a common chassis
ground among equipment.
Note: The AC power connector provides the safety ground.
AC Power Specifications
290W maximum, 110W typical without BUC power supply.
100 - 240 volts AC, +6/-10% - autosensing
(total absolute max. range is 90 to 254 VAC)
IEC
L-Band: 3.15A Slow-blow
Line and neutral fusing
20 mm type fuses
70/140: 2.0A Slow-blow
Line and neutral fusing
20 mm type fuses
For continued operator safety, always replace the fuses
with the correct type and rating.
AC Power Specifications
250W maximum, 110W typical without BUC power supply.
36 to 72 VDC; 6.25 amps
Terminal Block
6.25A Slow-blow
For continued operator safety, always replace the fuses
with the correct type and rating.
4–14
Revision 6
MN/CDMQx.IOM
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