Speaker Connector (Speaker) - Acorp 4S845AL User Manual

Acorp 4s845al
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1.3.1 Front Panel Connector (PANEL)
PANEL Connector
2
1
PW_BN
ATX Power Switch (PW_BN)
The system power is controlled by a momentary switch
connected to this lead. Pushing the button once will switch
the system ON. The system power LED lights when the
system's power is on .
Power LED Lead (PW_LED)
The system power LED lights when the system power is on.

Speaker Connector (SPEAKER)

An offboard speaker can be installed onto the motherboard as a
manufacturing option. An offboard speaker can be connected to
the motherboard at the front pannel connector. The speaker
(onboard or offboard) provides error beep code information
during the Power Self-Test when the computer cannot use the
video interface. The speaker is not connected to the audio
subsystem and does not receive output from the audio subsystem.
Hard Drive LED Connector (HD_LED)
This connector supplies power to the cabinet IDE activity LED.
Read and write activity by devices connected to the Primary or
Secondary IDE connectors will cause the LED to light up.
Keyboard Lock (KBLOCK)
The header is for setting keyboard locked.
Reset Switch Lead (RESET)
The connector can be connected to a momentary SPST type
switch that is normally open. When the switch is closed, the
motherboard resets and runs the POST.
SPEAKER
HD_LED
+
+
+
+
EXTSMI
KBLOCK
PW_LED
1 - 8
1 - 8
1 - 8
1 - 8
1 - 8
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Mnshdranarc Cdrbrhoshnn
Mnshdranarc Cdrbrhoshnn
Mnshdranarc Cdrbrhoshnn
RESET
20
+
+
+
19
SULED

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