H3C S7500X Series, Installation Manual, Page: 86 / 124

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Table 4 Power module status LED description (1)
PWR OK LED
status PWR FAIL
LED status
Description
On Off All power modules are operating correctly.
Off On
A power module is not outputting power because one of the following
conditions exists:
•
The power module is faulty or switched off.
•
The power cord is disconnected.
•
The external power supply is unavailable.
Off Off
•
No power modules are installed in the chassis.
•
No power modules are outputting power because one of the
following conditions exists:
{
The power modules are faulty or switched off.
{
The power cords are disconnected.
{
The external power supply is unavailable.
Table 5 Power module status LED description (2)
PWR LED status Description
Steady green All power modules are operating correctly.
Steady red
A power module is not outputting power because one of the following
conditions exists:
•
The power module is faulty or switched off.
•
The power cord is disconnected.
•
The external power supply is unavailable.
Off
•
No power modules are installed in the chassis.
•
No power modules are outputting power because one of the
following conditions exists:
{
The power modules are faulty or switched off.
{
The power cords are disconnected.
{
The external power supply is unavailable.
Fan tray status LEDs
Fan tray status LEDs vary by MPU model.
•
If the MPU provides a pair of LEDs FAN OK and FAIL to indicate the status of the fan trays,
see
Table 6 for the fan trays status LED description.
•
If the MPU provides only one OK/FAIL LED to indicate the status of the fan trays, see Table 7 for
the fan trays status LED description.
Table 6 Fan tray status LED description (1)
FAN OK LED
status FAN FAIL
LED status
Description
On Off The fan tray is operating correctly.
Off On A fan problem has occurred or the fan tray is not in position.
Off Off The switch is not powered on.