Front Control Panel Buttons And Leds - ASROCK 1U4LW Series User Manual

2.5 Front Control Panel Buttons and LEDs

Front Control Panel
2
1
ID
No. Description
1 ID Button and LED
2 Power Button and LED
3 NMI (Nonmaskable Interrupt) Button
4 System Reset Button
5 LAN1, LAN2, LAN3, LAN4 Activity LED
6 HDD Status LED
7 System Status LED
*Please be noted that the functions are supported depending on the type of the server board.
NMI (Nonmaskable Interrupt) Button
Press the NMI button with a paper clip or pin to generate a nonmaskable interrupt and to
put the server in a halt state for examination.
System Reset Button
When the system is completely unresponsive, press the system reset button to reboot the
server without shutting it off and initialize the system.
ID Button
Press the ID button to toggle the front panel ID LED and the baseboard ID LED on and
off. You are able to locate the server you're working on from behind a rack of servers.
Power Button
Press the power switch button to toggle the system power on and standby/sleep modes.
To remove all power from the system completely, disconnect the power cord from the
server.
4
3
NMI RST
1U4LW Series
5
6 7
SYS
L3 L4
L1 L2
7