Juniper Networks ERX-1410 - Manual (Page 70)

CHAPTER 4
Cabling the ERX System 4-6
Figure 4-2 Power input module
Ground
Power A
leads
Power B
leads
THIS PRODUCT IS EQUIPPED WITH
TWO POWER FEEDS. DISCONNECT
BOTH FEEDS PRIOR TO SERVICE. POWER A POWER B
POWER A POWER B
-48VDC -48VDC RTN RTN
-48VDC RTN -48VDC RTN
WARNING!
NO OPERATOR ACCESSIBLE
COMPONENTS. AUTHORIZED
SERVICE PERSONNEL ONLY.
!
O
OFF
|
ON
O
OFF
|
ON
Power input
module cover
H
CT
POWER A POWER B
POWER B
-48VDC RTN
-48VDC RTN
ARNING!
O
OFF
|
ON
O
OFF
|
ON
WITH
NNECT
VICE. POWER A POWER
POWER B
-48VDC TN RTN
TN -48VDC RTN
O
OFF
|
ON
O
OFF
|
ON
PO
-48VDC
-48VDC
OFF