2
Figure 2 LSQM1MPUSA0 MPU LEDs
(1) Copper management Ethernet port LEDs
(2) Fiber management Ethernet port LED
(3) Card status LEDs
(4) Active/standby state LED
(5) Fan tray status LEDs
(6) Power module status LEDs
Management Ethernet port LEDs
Fiber management Ethernet port LED
The MPUs provides a LED for each fiber management Ethernet port to indicate its link status and
data forwarding status.
Table 2 Fiber management Ethernet port LED description
LED status
Description
Flashing green
A link is present, and the port is receiving or sending data.
Steady green
A link is present.
Off
No link is present.
Copper management Ethernet port LEDs
The MPUs provides a pair of LEDs LINK and ACT for each copper management Ethernet port to
indicate its link status and data forwarding status.
Table 3 Copper management Ethernet port LED description
LINK LED status ACT LED status
Description
On
Flashing
A link is present, and the port is receiving or sending data.
On
Off
A link is present.
Off
Off
No link is present.
Power module status LEDs
Power module status LEDs vary by MPU model.
•
If an MPU provides a pair of LEDs PWR OK and FAIL to indicate the status of the power
modules, see
for the power module status LED description.
•
If an MPU provides only one LED PWR to indicate the status of the power modules, see
for the power module status LED description.
Summary of Contents for S7500X Series
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