Artesyn ATCA-9305 User's Manual (May 2014) - Manual (Page 159)

System Management
ATCA-9305 User’s Manual (10009109-07) 159
7.10 FRU LEDs
This section describes the front panel LEDs controlled by the IPMC and documents how to
control each LED with the standard FRU LED commands. Reference the PICMG® 3.0 Revision 2.0
AdvancedTCA® Base Specification for more detailed information.
The ATCA-9305 has four Light-Emitting Diodes (LEDs) on the front panel. See Figure 2-1 for
their location.
Response Data 8 Present countdown value, lsbyte. The initial countdown value and
present countdown values should match immediately after the
countdown is initialized via a Set Watchdog Timer command and after a
Reset Watchdog Timer has been executed.
Note that internal delays in the IPMC may require software to delay up to
100 ms before seeing the countdown value change and be reflected in
the Get Watchdog Timer command.
9 Present countdown value, msbyte
Table 7-10 Get Watchdog Timer Command (continued)
Type Byte Data Field
Table 7-11 FRU LEDs
LEDs ID (hex) Reference Designator Description
Hot
Swap 00 CR57 The blue Hot Swap LED displays four states:
On–the board can be safely extracted
Off–the board is operating and not safe for extraction,
Long blink–insertion is in progress
Short blink–requesting permission for extraction
OOS 01 CR54 The Out Of Service programmable LED controlled by
the IPMI controller is either red (North America) or
amber (Europe). When lit, this LED indicates out of
service. By default, this LED is on during power-up until
the system management software switches it off.
2 02 CR55 The green LED is user defined, but frequently is used as
an In Service indicator. When used as an In Service
indicator, a lit LED indicates that the ATCA-9305 is
functioning properly.