4/5
3
2
1
AUX
ACT
MPU
NIP-MPU-X3
RUN
ALM
ACT
RESET
OFL
LINK
CLK
TOD
MGMT-ETH
CONSOLE
AUX
ACT
MPU
NIP-MPU-X3
RUN
ALM
ACT
RESET
OFL
LINK
CLK
TOD
MGMT-ETH
CONSOLE
Before power-on check, switch all power modules to the OFF position.
Warning
Power-On Check — DC Power
Front view of the DC cabinet
2
3
4
1
High touch current,earth connection essential
before supply and/or telecommunication
network connections
WARNING
大接触电流，
在连接电源盒通信网络之前均须先接地
Air Filter
Refer to diagram of
cable routing.The air
filter can not be
covered by cables.
请按示意图走线，
线缆不得遮挡防尘网
STATUS
Don’t touch the
fan leaves before
they slow down.
严禁在风扇高速
旋转时接触扇叶
RUN
NEG(-)
RTN(+)
ALM
ON
OFF
OFF
ON
-48~-60V;42A
RUN
NEG(-)
RTN(+)
ALM
ON
OFF
OFF
ON
-48~-60V;42A
Rear view of the DC cabinet
PWR0
PWR1
RUN
ALM
ON
OFF
OFF
ON
RUN
Green,steady on
Red, off ALM
STATUS
Blinking green
STATUS
Turn on the circuit breakers of external DC power supplies A and B.
Measure the input voltage of the device with a multimeter and ensure that the voltage falls within the range of
–72 V DC to –38 V DC.
Turn on the DC power switch of the device.
Wait for three minutes and then check the status of the indicators.
AUX
ACT
MPU
RUN
ALM
ACT
RESET
OFL
LINK
CLK
TOD
MGMT-ETH
CONSOLE
Grey, off
ALM
Green, steady on (for active MPU)
Green, off (for standby MPU)
ACT
RUN Green, blinking once every two seconds
12