DFI X103-DC36 User manual

X103-DC36
DC to DC Converter
Board Layout and Pin Functions
+5V
GND
GNDGND
+12V/+24V +12V/+24V
Ignition
GND
VIN
Note:
1. The headers of Programming, RS232 and SMBus are used for internal test only. Please do not connect
them to avoid functions fail.
2. Please adjust switch (SW1) only when the power output is off.
3. There are two cables to connect X103-DC36 power baord and main board.
A. One power cable connects the DC output of X103-DC36 and the DC input of the main board.
B. One signal cable connects the power button headers of X103-DC36 and the main board.
4. The power button header pin 1 of X103-DC36 must connect to power button header pin "+" of the main
board.
ON
12345678
1
2
5
6
1
2
9
10
1
21
6
SMBus
1
Switch (SW1)2
Power Button3B,4
Standby Power LED
DC
Input
DC Output3A
1
3
2
4
Programming
Header1
RS232
Header1

Input Voltage
• 9V~36V
Output Voltage
• Selectable 12V or 24V power output
Maximum Output
• 70W @24V, 36W @12V
Connectors
• Input: 3 pins 5.0mm Termincal Block connector
• Output: 4 pins ATX connector
Environment
• Temperature: -20oC to 70oC
• Relative Humidity: 5oC to 90oC
Dimensions
• 146mm x 55mm (5.75" x 2.17")
Specifications
Output Voltage
Select Switch (SW1) Pin 1
+12V On
+24V Off
www.dfi.com A33702806
SW1 - System on/off Control Table
Power Off Delay
Time Select Switch (SW1)
Pin 3 Pin 6 Pin 7 Pin 8
0 Sec On --- --- ---
20 Sec Off On On On
1 Min Off Off On On
5 Min Off On Off On
10 Min Off Off Off On
30 Min Off On On Off
1 Hr Off Off On Off
6 Hr Off On Off Off
10 Hr Off Off Off Off
Power On Delay
Time Select Switch (SW1)
Pin 2 Pin 4 Pin 5
3 Sec On --- ---
10 Sec Off On On
30 Sec Off Off On
1 Min Off On Off
5 Min Off Off Off
X103-DC36
DC to DC Converter