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KONTRON
Connect Pin 19 of feature connector X12 with Pin 9 of ATX
power connector (5V standby).
Connect Pin 21 of feature connector X12 with Pin 14 of ATX
power connector (power supply on).
When
connected in
the
following
connector X12 – Button power on), you can switch the board on
with the key T1 and switch it off by using the power down option
implanted in the particular OS such as Windows 9X.
NC (Internal Use Only!)
†
Do not connect any connector to this pin. Otherwise you
could create a hazard to the system, make the system
unstable, or even destroy it.
CMP/VC and CMP/VE User's Guide
51
manner,
(Pin
23
of
feature
Power Interface
19. Fan Interface
The coolMONSTER/PM is normally shipped with a CPU fan. If for
any reason no CPU fan is mounted or a different fan has to be
used, use this interface to connect a fan to cool the CPU. The
connector and onboard system controller support speed monitoring
of the fan. This connector supports 5V fans, only
19.1 CPU Fan Connector
The CPU fan interface is available on connector X24 (3 pins).
Header
Pin
Signal Description
1
Sense
2
VCC *
3
GND
Notes: (
*)
To protect the external power lines of peripheral devices, make sure that:
-- the wires have the right diameter to withstand the maximum available current
-- the enclosure of the peripheral device fulfils the fire-protecting requirements of
-- IEC/EN 60950.
For
the
location
of
the
CPU
fan
Connector Layout.
19.2 CPU Fan Configuration
You can set the active trip point to a value from 40°C up to
100°C in the ACPI Control submenu of the BIOS Setup Utility. The
fan
will
automatically
turn
on
temperature value is reached. Setting this item to disabled
means the fan will always run, except when the operating system
takes control over it.
Power Interface
52
KONTRON
Function
Speed Monitoring
+5V
Ground
connector
see
Appendix
E:
whenever
this
trip
point
CMP/VC and CMP/VE User's Guide
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