Task 1: Turn Off All E-Series Router Power - Juniper E Series Hardware Manual

Figure 31: ERX-14xx model, power input module

Task 1: Turn Off All E-series Router Power

Before starting, you must switch all E-series router power switches to OFF.
!
THIS PRODUCT IS EQUIPPED WITH WITH
TWO POWER FEEDS. DISCONNECT NNECT
BOTH FEEDS PRIOR TO SERVICE. VICE.
POWER A
-48VDC RTN TN
-48VDC RTN TN
!
NO OPERATOR ACCESSIBLE
COMPONENTS. AUTHORIZED
SERVICE PERSONNEL ONLY.
Power A
leads
Ground
To turn off the router, push each power switch to the OFF position.
H
CT
POWER A POWER B POWER A POWER POWER A POWER B
| | | | | |
ON ON ON ON ON ON
O O O O O O O
OFF OFF OFF OFF OFF OFF OFF
POWER B POWER B PO POWER B
-48VDC -48VDC -48VDC -48VDC RTN RTN RTN
-48VDC -48VDC -48VDC -48VDC RTN RTN RTN
WARNING! ARNING!
Power B
leads
Chapter 6: Cabling E-series Routers
Power input
module cover
Cabling the E-series Router for Power
! 63