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12 pin IDC female connector layout
12 pin IDC female connector
Pin
Number		 Description
1 PWR LED GREEN + / PWR LED AMBER -
2 PWR LED GREEN - / PWR LED AMBER +
3 HDD LED -
4 HDD LED +
5 PWR SWITCH
6 PWR SWITCH
7 INTERNAL HEALTH LED RED +
8 INTERNAL HEALTH LED -
9 INTERNAL HEALTH LED GREEN +
10 NOT CONNECTED
11 NIC LINK & ACTIVITY LED +
12 NIC LINK & ACTIVITY LED -

Pins 1 & 2 connect to 2-wires 2-colors LED: + on pin 1 = green, + on pin 2 = amber. Pins 7 & 8 & 9 connect to 3-wires 3-colors LED (documentation says int. health led is red green and amber capable, but I can't figure out how to obtain amber; perhaps amber is made mixing red and green light).

12 pin IDC male connector layout
12 pin IDC male connector
Pinout status: +0 -1
According to 1 reports in our database (0 positive and 1 negative) the HP ML310 Front Panel Header pinout may be incorrect.

Is this pinout
NO DIY devices
HP ML310 Front Panel Header visual pinout:click to enlarge
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