Manual

Chapter 2: Installation
2-23
LSI 1068E
NIC4 LED
JBMC1
Internal Buzzer
The Internal Buzzer (SPKR1) can be
used to provide audible indications for
various beep codes. See the table on
the right for pin denitions. Refer to
the layout below for the locations of
the Internal Buzzer.
A. Internal Buzzer
B. Speaker
Internal Buzzer
PinDenition
Pin#Denitions
Pin 1 Pos. (+) Beep In
Pin 2 Neg. (-) Alarm
Speaker
Speaker
On the JD1 header, Pins 3~4 are used
for internal speaker. Close Pins 3~4
with a cap to use the onboard speaker.
If you wish to use an external speaker,
close Pins 1~4 with a cable. See the
tableontherightforpindenitions.
Speaker Connector
PinDenitions
PinSettingDenition
Pins 3~4 Internal Speaker
Pins1~4 External Speaker
A
B
C