Cisco UBR7246VXR 빠른 시작 매뉴얼 - 페이지 16
{카테고리_이름} Cisco UBR7246VXR에 대한 빠른 시작 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Cisco UBR7246VXR 27 페이지. Universal broadband router
Cisco UBR7246VXR에 대해서도 마찬가지입니다: 사용자 설명서 (7 페이지), 설치 매뉴얼 (28 페이지), 하드웨어 설치 (25 페이지)
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AC Power Supplies
Step 1
At the rear of the router, ensure that the power switch on the power supply is in the OFF (0) position.
Step 2
Slide the cable-retention clip to the left, away from the AC receptacle, and plug in the power cable.
Secure the cable in the power supply AC receptacle by sliding the cable-retention clip to the right until it fits around
Step 3
the connector. The cable-retention clip provides strain relief for the AC power cable.
For additional AC power cable strain relief, secure the cable to the power supply handle by inserting a nylon cable tie
Tip
through the hole in the handle and around the cable.
Plug the AC power supply cable into the AC power source.
Step 4
Repeat Step 1 through Step 4 for the second power supply (if present).
Step 5
Figure 11
Connecting AC-Input Power
Power
receptacle
Captive
installation
screw
AC power cable
DC Power Supplies
Warning
Before performing any of the following procedures, ensure that power is removed from the DC circuit. Statement
1003
Warning
When installing or replacing the unit, the ground connection must always be made first and disconnected last.
Statement 1046
Warning
A readily accessible two-poled disconnect device must be incorporated in the fixed wiring. Statement 1022
Note
The color-coding of the DC-input power supply leads depends on the color-coding of the DC power source at your site.
Typically, green or green/yellow is used for ground, black is used for +48V (return), and red or white is used for –48V.
Make certain that the lead color-coding you choose for the DC-input power supply matches lead color-coding used at
the DC power source.
16
Power
switch
Handle