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724-746-5500 | blackbox.com
Page 37
Reset configuration to factory defaults
A.7.2 E
XTERNAL
48 VDC
POWER
SUPPLY
• Input
-Rated voltage 36–60 VDC
-Rated current 0.25 A DC
• Output
-Rated voltage 5 VDC 5%, 5W
-Rated current 1 A DC
-6-inch cable terminated with 2.5 mm barrel plug, center positive
• Isolation 500 VDC ± 5%, 5W
• Environment 0–40°C; 5–95% relative humidity, non-condensing
A.8 TRANSMISSION LINE
Single Twisted Pair
A.9 LINE CODING
TC-PAM (Trellis Coded Pulse Amplitude Modulation
A.10 LINE RATES DSL LINE
All nx64 rates from 192kbps up to 5.696 Mbps
A.11 LINE INTERFACE
Transformer coupled, 2500 VRMS isolation
A.12 G.SHDSL PHYSICAL CONNECTION
RJ-45, 2-wire polarity insensitive pins 4 and 5
The external DC adaptor shall be a listed limited power source that
incorporates a disconnect device and shall be positioned within
easy reach of the operator. The interconnecting cables shall be
rated for the proper voltage, current, anticipated temperature,
flammability, and mechanical serviceability.
WARNING