Cmos Data Clear; Power And Fan Connectors - BOSER Technology BBS-1080S Manual

19” 1u height half-size bare bone system with pentium 4 embedded engine board & 180w p4 atx p/s
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4.14 CMOS Data Clear

The HS-4701 has a Clear CMOS jumper on JP2.
JP2: Clear CMOS
Options
Normal Operation
(default)
Clear CMOS
IMPORTANT:
Before you turn on the power of your system, please
set JP2 to short 1-2 for normal operation.

4.15 Power and Fan Connectors

HS-4701 provides one 20-pin and one 4-pin ATX power connectors at
PW1 and PW2.
HS-4701 must using P4 power supply. One of 4-pin connector is for
+12V lead which should connect to PW2.
20-pin ATX Power Connector can connect to Backplane or to PW1.
PW2: 4-pin ATX Power In Connector
PIN Description PIN Description
GND
1
3
+12V
PW1: 20-pin ATX Power In Connector
PIN Description PIN Description
1
+3.3V
2
+3.3V
3
GND
4
+5V
5
GND
6
+5V
7
GND
8
PWROK
9
5VSB
10
+12V
28
Settings
1
Short 1-2
Short 2-3
GND
2
1
4
+12V
3
10
11
+3.3V
12
-12V
13
GND
14
PS_ON
15
GND
16
GND
17
GND
18
-5V
19
+5V
20
+5V
1
3
2
4
20
11

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