JHCTech EPI-I981, Руководство пользователя

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module up to 8GB.
12. FP1:
(2.0mm Pitch 2x5 Pin Header), Front panel connector.
Signal Name Pin# Pin# Signal Name
HDD LED+ 1 2 POWER LED+
Ground 3 4 Ground
Ground 5 6 SW+
RESET+ 7 8 Ground
9 10 BUZZER-
Pin1-3: HDD LED , They are used to connect hard disk activity LED. The LED blinks
when the hard disk is reading or writing data.
Pin2-4: POWER LED , 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: POWER on/off Button , 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: RESET Button , They are used to connect reset button. The two pins are dis-
connected under normal condition. You may short them temporarily to realize
system reset.
Pin9-10: BUZZER , They are used to connect an external buzzer.
Note:
When connecting LEDs and buzzer, pay special attention to the signal pola-
rity. Make sure that the connector pins have a one-to-one correspondence
with chassis wiring, or it may cause boot up failure.
13. VGA1:
(CRT 2.0mm Pitch 2x6 Pin Header),Video Graphic Array Port, Provide 2x6Pin cable to
VGA Port.
Signal Name Pin# Pin# Signal Name
CRT_RED 1 2 Ground
CRT_GREEN 3 4 Ground
CRT_BLUE 5 6 VGA_EN
CRT_H_SYNC 7 8 CRT_DDCDATA
CRT_V_SYNC 9 10 CRT_DDCCLK
Ground 11 12 Ground
VGA hot plug setting for Windows XP
：
VGA1
（
Pin Header
）
Function