H110T-CM-A R2.0
2-20
12. Chassis Intrusion header (4-1 pin_CHASSIS)
This header is for a chassis-mounted intrusion detection sensor or switch.
Connect one end of the chassis intrusion sensor or switch cable to this
connector. The chassis intrusion sensor or switch sends a low-level signal
to this connector when a chassis component is installed. The signal is then
generated as a chassis intrusion event.
Connector type
HEADER 4p, K2, 2.54mm pitch
PIN 1
+5VSB_MB
Chassis Signal
GND
CHASSIS
13. Internal Stereo Speaker header (4-pin SPK_OUT)
The internal mono speaker header allows connection to an internal, low-
power speaker for basic system sound capability. The subsystem is capable
of driving a speaker load of 4 Ohms at 3 Watts (rms).
SPK_OUT
AMP IC
PIN 1
A_SPK_R- A_SPK_L-
Connector type
BOX WAFER HD 4P,S/T 2.0mm
