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CHEETAH 64 SERIES – CHAPTER 8
81-9059-0577-0 Rev. E
8.5.7 LEDs
The 3500 Series System Controller board has three LEDs, which are described in Table 8-4:
TABLE 8-4 3500 Series System Controller LEDs
LED
COLOR
PANEL
LEGEND
NORMAL
STATE
TROUBLESHOOTING INFO
LED1
RED
None
(LED is
located on
the PCB)
OFF
Controller board is in RESET state or is in program
download mode.
LED2
GRN
RUN
ON
Indicates that input voltage to this board is within
design parameters.
If LED is OFF:
1. Remove and reinstall board to verify backplane
connector is properly seated.
2. Check power supplies for proper operation.
3. Contact PESA Customer Service.
LED3
YEL
ACTIVE
ON
Indicates that the board is currently in active control
of a routing switcher system.
In a dual controller system, the primary
controller ACTIVE LED will be ON and
the backup controller ACTIVE LED will
be OFF.
If the LED is OFF:
1. Remove and reinstall board to verify backplane
connector is properly seated.
2. Ensure the board has been configured to be
active.
3. Contact PESA Customer Service.
Proprietary Information of PESA Switching Systems
8-9