Internal Buzzer (Sp1); Power Led/Speaker - Supermicro A1SAi-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. See the tables
on the right for pin definitions. Please
note that the speaker connector
pins (4-7) are used with an external
speaker. If you wish to use the on-
board speaker, you should close pins
6-7 with a jumper (Default).
JUIDB1
VGA
BMC
LAN2/LAN4
JI2C1
A1SAi/A1SRi Series Motherboard
Rev. 1.00
JI2C2
Battery
JWD1
JF1
1
J3
SP1
A
B
USB2.0-0/1
USB3.0-0/1
IPMI_LAN
LAN1/LAN3
Marvell
PHY
BIOS
JBT1
CPU
2-21
Internal Buzzer
Pin Definition
Pin#
Pin 1 Pos. (+)
Pin 2 Neg. (-)
PWR LED Connector
Pin Definitions
Pin Setting
Pin 1 Anode (+)
Pin2 Cathode (-)
Pin3 NA
Speaker Connector
Pin Settings
Pin Setting Definition
Pins 4-7 External Speaker
Pins 6-7 Internal Speaker (Default)
COM1
FAN3
FAN1
Chapter 2: Installation
Definitions
Beep In
Alarm
Speaker
Definition
A. Internal Buzzer
B . P W R L E D /
Speaker Header