Internal Buzzer (Sp1); Power Led/Speaker - Supermicro SuperO A1SAM-2750F User Manual

Internal Buzzer (SP1)

The Internal Buzzer (SP1) can be
used to provide audible indications for
various beep codes. See the table on
the right for pin definitions.

Power LED/Speaker

On JD1 header, pins 1-3 are used for
power LED indication, and pins 4-7
are for the speaker. Connect pins 4-7
of JD1 with a cable to use the exter-
nal speaker. If you wish to use the
onboard speaker, close pins 6-7 with
a jumper (Default). See the tables on
the right for pin definitions.
JBAT1
JF1
BATTERY
A
SP1
BUZZER
COM2
USB4/5
LAN2/LAN4
LAN1/LAN3
JUIDB1
JVGA1
BMC
JLAN2 JLAN1
LAN3/4 LED
PHY
A1SAM/A1SRM Series
Rev. 1.01
BIOS
SoC Processor
JBT1
1
2-21
Pin#
Pin 1
Pin 2
PWR LED Connector
Pin Definitions
Pin Setting
Pin 1
Pin2
Pin3
Speaker Connector
Pin Setting
Pins 4-7 External Speaker
Pins 6-7 Internal Speaker (Default)
USB0/1
USB 2/3
COM1
IPMI_LAN
PWRI2C
Chapter 2: Installation
Internal Buzzer
Pin Definition
Definitions
Pos. (+) Beep In
Neg. (-) Alarm
Speaker
Definition
Anode (+)
Cathode (-)
NA
Pin Settings
Definition
A. Internal Buzzer
B . P W R
Speaker Header
L E D /