Figure 73: Connecting Dc Power To A Three-Input 240-A Dc Power Supply In - Juniper T640 Hardware Manual

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color coding used by the external DC power source at your site determines
the color coding for the leads on the power cables that attach to the
terminal studs on each power supply.
Loosen the captive screw or screws on the cable restraint on the right edge of the
9.
power supply faceplate.
Route the DC power cables through the cable restraint.
10.
Tighten the cable restraint captive screw or screws to hold the power cables in place.
11.
Verify that the power cabling is correct, that the power cables are not touching or
12.
blocking access to router components, and that they do not drape where people could
trip on them.
Replace the clear plastic cover over the terminal studs on the faceplate.
13.
Figure 73: Connecting DC Power to a Three-Input 240-A DC Power Supply
in 2–INPUT Mode
T640 Preventing Electrostatic Discharge Damage on page 306
T640 Power System Description on page 49
T640 DC Power Distribution on page 353
T640 DC Power Cable Specifications on page 352
Chapter 13: Providing Power to the T640 Router
127