Ops panel
The front of the ME484 JBOD storage enclosure has an Ops panel that is located on the left ear flange of the chassis.
The Ops panel is an integral part of the enclosure chassis, but is not replaceable on site. See the ME484 JBOD Storage System Owner's
Manual for a visual description of the Ops panel .
Table 6. Ops panel functions
Indicator/LED Status/description
Unit identification display
(UID)
Dual seven-segment display that shows the numerical position of the ME484 JBOD storage enclosure in
the cabling sequence.
System power on/Standby
LED
Constant green: power is available (operational).
Constant amber: system in standby (not operational).
Module fault LED Constant or blinking amber: system hardware fault present
This LED helps you identify the component causing the fault, which can be associated with a Fault LED on
an IOM, PSU, FCM, DDIC, or drawer.
Logical status LED Constant or blinking amber: change of status or fault present
The LED is typically associated with a DDIC. Use the LEDs at each disk position within a drawer to identify
the DDIC affected.
Top drawer fault LED Constant or blinking amber: fault present in drive, cable, or sideplane
Bottom drawer fault LED Constant or blinking amber: fault present in drive, cable, or sideplane
CAUTION: The sideplanes on the enclosure drawers are not hot swappable or customer serviceable.
PSU LEDs
See the ME484 JBOD Storage System Owner's Manual for a visual description of the Power Supply Unit (PSU) module faceplate.
Table 7. PSU LED states
CRU Fail
(Amber)
AC Missing
(Amber)
Power
(Green)
Status
On Off Off No AC power to either PSU
On On Off PSU present, but not supplying power or PSU alert state. (usually due to critical
temperature)
Off Off On Mains AC present, switch on. This PSU is providing power.
Off Off Blinking AC power present, PSU in standby (other PSU is providing power).
Blinking Blinking Off PSU firmware download in progress
Off On Off AC power missing, PSU in standby (other PSU is providing power).
On On On Firmware has lost communication with the PSU module.
On -- Off PSU has failed. Follow the procedure in the ME484 JBOD Storage System Owner's
Manual to replace the PSU.
16 LEDs
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