ADLINK Technology MECS-6110, User Manual, Page: 47 / 93

47
MECS-6110
4.6 HDD/User LED Jumper
The HDD/User LED Jumper (CN39) can be used to set the function of the Drive Activity LED
(default is Drive Activity).
CN25 Setting
1-2 SATA Drive Activity (default)
2-3 User Defined
4.7 User LED Commands
4.7.1 OEM ADLINK Set LED Status
NetFn=2Eh, Cmd=10h
Byte Data Field
1-3 ADLINK Manufacturer ID – 005F13h, LS byte first.
4 LED ID:
01h= UID LED (blue)
02h = USR LED (yellow, HDD shared)
03h = Alert LED (red)
04h = LED1 (green)
05h = LED2 (red)
Other values: reserved
5 LED Function:
00h = LED OFF override.
01h - 1Eh = LED BLINKING override. The off duration is specified by
the value of this byte, and the on duration is specified by the value of
byte 5. Both values specify the time in hundreds of milliseconds (100
ms-3 s).
1Fh = LED state is restored to Local Control state
20h-FEh Reserved
FF = LED ON override
6 On-duration:
The LED on-time in hundreds of milliseconds if (01h
 Byte 6  1Eh) and
ignored otherwise.
Otherwise, this field is ignored and is set to 0h.
Response Field
1 Completion Code
2-4 ADLINK Manufacturer ID – 005F13h, LS byte first.