Aplex-technology OPC-5127 Instrukcja Użytkownika Pobierz pdf (Strona 26)

OPC-5XX7 User Manual

IOW#

Ground

IOR#

Ground

IOCHRDY

Ground

DACK#

Ground

IRQ14

Address 1

IDE_PDIAG

Address 0

Address 2

Chip select 0

Chip select 1

Activity

Ground

+5V

Ground

Note:

If two IDE devices are connected, CF card connection cannot be realized.

12. F_PANEL (2.0MM 2X5) Front panel connector

Signal Name

Pin#

Signal Name

HD LED+

POWER

LED+

HD LED-

POWER LED-

Ground

PWRBTN

RESET

Ground

BUZZER+

BUZZER-

PIN1&3: They are used to connect hard disk activity LED. The LED blinks when the hard disk is

reading or writing data.

PIN2&4: They are used to connect power LED. When the system is powered on or under S0/S1

state, the LED is normally on; when the system is under S4/S5 state, the LED is off.

PIN5&6: They are used to connect power switch button. The two pins are disconnected under

normal condition. You may short them temporarily to realize system startup & shutdown or

awaken the system from sleep state.

PIN7&8: They are used to connect reset button. The two pins are disconnected under normal

condition. You may short them temporarily to realize system reset.

PIN9&10: They are used to connect an external buzzer.

Note:

When connecting LEDs and buzzer, pay special attention to the signal polarity.

Make sure that the connector pins have a one-to-one correspondence with chassis wiring, or it

may cause boot up failure.

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