Mainboard D2778
Frontpanel Connector (internal)
Normally, a chassis has some control or signal wires can be connected onto a motherboard for hard
drive LED, Power LED, power button, and reset button;
The front panel connector has been implemented on D2778 for such purposes.
PIN Signal
1
3
5
Pin 2
Pin 1
7
9
11
13
15
17
19
21
23
25
27
29
LCD connector (internal)
PIN Signal
Pin 1
Pin 2
1
3
5
7
9
11
13
Fujitsu Technology Solutions
GND
Not connected
Key
PowerON LED +
PowerON LED +
PowerON LED - GND
Not connected
Not connected
Key
HD LED +
HD LED -
GND
Power-Button (low asserted)
Reserved
Reset-Button (low asserted)
SMB CLK
SMB DATA
Key
LAN Activity Icon
Harddisk Action Icon
Not connected
Power Icon
PIN Signal
2
Speaker -
4
Key
6
GND
8
Speaker +
10
Reserved
12
Reserved
14
Key
16
Password Skip
18
GND (1K)
20
GND (1K)
22
Recover BIOS
24
Key
26
GND
28
GND
30
GND
PIN Signal
2
GND
4
GND
6
A-Version: Not Connected
B-Version: USB Dynamic
Security
8
LAN Link Icon
10
BMC Alert Icon
12
Sleep Icon
14
P3V3P DUAL (polyswitch fused)
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