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CDM-625 Advanced Satellite Modem
Rear Panel Connectors and Pinouts
o Use the slot to pry the holder outward from the IEC power module.
o Pull the holder straight out, and then swing the holder away from the module.
•
Then, remove and replace the T4A (4 Amp) fuses as needed.
•
Finally, reseat the fuse holder in the IEC power module.
3.3.3
Optional 48V Direct Current (DC) Power Interface
This DC input design supersedes the configuration featured on modems built prior
to May 2009.
Figure 3-10. CDM-625 Optional DC Chassis (CEFD P/N PL/12587-2)
FOR CONTINUED OPERATOR SAFETY, ALWAYS REPLACE THE FUSES WITH THE
CORRECT TYPE AND RATING.
Input Power
Input Voltage
Connector Type
Fuse Protection
Feature
Description
1
On / Off Switch
2
Power Terminal Block
3
Screw-in Fuse Holders / Receptacles
DC Power Specifications
48 watts (typical with TPC/LDPC Codec and CnC
module installed), 68 watts (max)
280 watts (typical TPC/LDPC Codec, CnC module
and 48 volt BUC supply installed), 300 watts (max)
43 – 60 VDC Nominal
36 – 60 VDC Maximum
Terminal Block
(2X) 5mm x 20mm Slow-blow type fuses:
Modem Fuse: 3Amp/250Volts
BUC Fuse: 6.3 Amp/250 Volts
3–18
Revision 13
MN-CDM625
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