Supermicro X11DDW-L/NT User Manual page 61

Speaker Header (Optional for an External Speaker/Buzzer)
A speaker header, located at JD1, can be used in conjunction with an external speaker
(optional). Use an appropriate cable to connect this header to an external speaker or buzzer
for support of BIOS beep codes and system alarms. See the layout below for JD1 location.
JL1
JNVI2C2
VROC (JRK1)
CPU2
FAN6 FAN5
Speaker Connector
Pin Definitions
Pin Setting Definition
Pins 1-3 Power LED
Pins 4-7 Speaker
LE1
JUIDB1 C
A
USB2/3
(3.0)
LAN2 LAN1
IPMI_LAN
USB0/1(3.0)
JM2_1
LE3
C621
BMC
S-SATA 0~3 I-SATA 0~3 I-SATA 4~7 JBT1
T-SGPIO3
SRW1
BIOS LICENSE
MAC CODE BAR CODE
BT1
X11DDW-L PWRRST PS UID NIC NIC HDD PWR X NMI
ON FAIL LED 2 1 LED LED
REV:1.02
DESIGNED IN USA
CPU1
FAN4 FAN3
63
Chapter 2: Installation
1. Speaker Header
VGA
10G PHY
JSTBY1
LEDM1
1
JAOM
JF1
LE2
FAN2 FAN1