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HP WMT-LX Manual 21
WMT-LX System Panel Connectors
RJ-45
Top:
WMT-LX
* Requires an ATX power supply.
IDELED-
Keylock
+5V
Speaker
Speaker
Connector
Power LED
Ground
Reset SW
IDELED
Message LED
ExtSMI#
Reset Ground
Ground
Keyboard Lock
ATX Power
Switch*
PWRBTN
Ground
IDELED+
PWRLED+
PWRLED-
PWRLEDB-
MSGLED+
MSGLED-
Ground
SMI Lead
The following diagram is for items 15–22
15) ATX Power Switch Lead (2 pin PWR)
The system power is controlled by a momentary switch connected
to this lead. Pressing the button once will switch the system be-
tween ON and SOFT OFF. Pushing the switch while in the “ON
mode” for more than 4 seconds turns the system off. The system
power LED shows the status of system power.
16) IDE Activity LED (2 pin IDELED)
This connector supplies power to the cabinet’s IDE activity LED.
Reading and writing activity by devices connected to the Primary/
Secondary IDE causes the LED to light up.
17) System Power LED Lead (3-1 pin PLED)
This 3-1 pin connector supplies the system power LED, which lights
when the system is powered on and blinks in sleep or soft-off mode.
18) Reset Switch Lead (2 pin RESET)
This 2 pin connector powers the case-mounted reset switch for
rebooting without having to turn off the power switch. Use the
reset switch to prolong the life of the power supply.
19) System Message LED Lead (2 pin MLED)
This LED indicates an incoming of message from a fax/modem.
The LED will remain lit when there is no signal and blink when
data is received. This LED requires an ACPI OS and a driver.
20) Keyboard Lock Switch Lead (2 pin KEYLOCK)
This 2-pin connector connects to the case-mounted key switch to
allow keyboard locking.
21) System Management Interrupt Switch Lead (2 pin SMI)
This is a system power switch that allows the user to put the
systeminto suspension to save electricity and prolong the life of
certain components. The connector supports a 2 pin case-mounted
switch.
22) System Warning Speaker Connector (4 pin SPEAKER)
This 4-pin connector supplies the case-mounted speaker. Two
sources (LINE_OUT and SPEAKER) support system beeps and
warnings. Only this SPEAKER connector supports system beeps
before the integrated audio has been properly initialized.
+001-023 WMT-LX.p65 copy 3/23/01, 9:32 AM21