User guide

Magnum N270 Installation
Page | 15
Connectors
Front Panel (Utility) Connector
The front panel connector is wired as follows
Pin
Signal
Pin
Signal
IDE LED
Power LED
1
HDLED+
2
PWRLED+
3
HDLED-
4
n/c
Reset
6
PWRLED-
5
Reset+
Speaker
7
Reset-
8
SPK+
9
n/c
10
n/c
Power Button
12
n/c
11
PWRBT+
14
SPK-
13
PWRBT-
Figure 6: Front Panel
Power Connector
Figure 7: Power Connector
Power to the Magnum N270 is via the 4 way plug shown as DC_IN above.
Pin
DC_IN Pin Description
1
Ground
2
Ground
3
+DC IN
4
+DC IN
Note: DC Input Range is 9V~24V
The Magnum N270 provides on-board voltage regulation to provide +12V and +5V for items such as System
Fans and power to IDE/SATA HDD’s. This is via the DC_OUT Connector.
Pin
DC_OUT Pin Description
1
+12V (max current 3A)
2
Ground
3
Ground
4
+5V (max current 3A)
Please note the current limitation on these lines. If greater current is required, then and additional source of +5V
and +12V should be used