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J8: Reserved
t
J9: ATX Power On/Off
t
Pin No.
Close &
This is the soft switch (Power On/Off) of ATX Power Supply,
Open
Close & Open one time to Power On & again to Power Off.
J10: GN-LED
t
Pin No.
1
LED anode (+).
2
LED cathode (-).
S1: CPU INT. / EXT. FREQ. RATIO
t
CPU TYPE
1
200MHz
OFF
233MHz
ON
266MHz
OFF
300MHz
ON
333MHz
OFF
366MHz
ON
Power1: PS/2 POWER connector
t
Pin No.
1
Power Good signal
2,10,11,12
VCC (+5V)
3
+12V
4
-12V
5,6,7,8
GND
9
-5V
Power2: ATX POWER connector
t
Pin No.
3,5,7,13,15-
GND
17
4,6,19,20
VCC (+5V)
10
+12V
12
-12V
18
-5V
8
Power Good
9
5V SB (Stand by +5V)
14
PS-ON (Soft ON/OFF)
3.4. DRAM INSTALLATION
The mainboard can be installed with 4 / 8 / 16 / 32 / 64 / 128 MB 72 pins
Function
Function
2
3
4
ON
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
ON
ON
OFF
ON
ON
OFF
Function
Function
3-4
Hardware Installation
CLK RATIO
X3
X3.5
X4
X4.5
X5
X5.5
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