Chapter 3: Headers & Jumpers Setup; How To Setup Jumpers; Detail Settings - Mach Speed Technologies NF4-A9A Manual

CHAPTER 3: HEADERS & JUMPERS SETUP
3.1 H
OW TO SETUP
The illustration shows how to set up jumpers. When the jumper cap is placed on
pins, the jumper is "close", if not, that means the jumper is "open".
Pin opened
3.2 D S
ETAIL ETTINGS
ATX Power Source Connectors: JATXPWR1/JATXPWR2
JATXPWR1: This connector allows user to connect 24-pin power connector on
the ATX power supply.
JATXPWR2: By connecting this connector, it will provide +12V to CPU power
circuit.
NF4-A9A / NF4 Ultra-A9A
J
UMPERS
Pin closed
JATXPWR1
24
12
JATXPWR2
2 3
1 4
13
Pin1-2 closed
JATXPWR1:
Pin Assignment
1 +3.3V
2 +3.3V
3 Ground
4 +5V
5 Ground
6 +5V
7 Ground
8 PW_OK
13
9 Standby
1
Voltage+5V
10 +12V
11 +12V
12 Detect
13 +3.3V
14 -12V
15 Ground
16 PS_ON
17 Ground
18 Ground
19 Ground
20 -5V
21 +5V
22 +5V
23 +5V
24 Ground
JATXPWR2:
Pin Assignment
1 +12V
2 +12V
3 Ground
4 Ground