580W PCM LEDs
Note: 2U enclosures only.
Under normal conditions the PCM OK LEDs (refer to the following figure) are constant green.
Figure 55. 580W PCM LEDs
When a fault occurs, the colors of the LEDs are as shown in Table 11 “PCM LED States” on page 54.
Table 11. PCM LED States
PCM OK
(Green)
Fan Fail
(Amber)
AC Fail
(Amber)
DC Fail
(Amber)
Status
Off Off Off Off No AC on any PCM
Off Off On On No AC on this PCM only
On Off Off Off AC present; PCM working correctly
On Off Off On PCM fan speed is outside acceptable limits
Off On Off Off PCM fan has failed
Off On On On PCM fault (over temperature, over voltage, over
current)
Flashing Off Off Off Standby mode
Off Flashing Flashing Flashing PCM firmware download in progress
Drive Carrier Module LEDs
Note: 2U enclosures only.
Disk drive status is monitored by a green LED and an amber LED mounted on the front of each drive carrier
module, shown in Figure 56 “3.5" Drive Carrier LEDs ” on page 54 and Figure 57 “2.5" Drive Carrier LEDs ”
on page 55. The LED conditions are defined in Table 12 “Drive LED States ” on page 55.
• In normal operation the green LED is on and flickers as the drive operates.
• In normal operation the amber LED state is:
– Off if there is no drive present.
– Off as the drive operates.
– On if there is a drive fault.
Figure 56. 3.5" Drive Carrier LEDs
54 Lenovo Storage D1212/D1224/D3284Hardware Installation and Maintenance Guide
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