OPUS
ATX/ITX DC-DC 90W Power Supply User Guide
Solutions, Inc.
www.opussolutions.com
©
OPUS Solutions, Inc. 2002,2003; UG-DCX3.xx09 14-MAR-04
8
Remote/ Trigger Option Wiring
Battery
FUSE
Ignition or
ON/OFF
Switch
1
2
3
2
1
3
RED
BLK
YEL
RED
BLK
YEL
J1
J8
+Batt
.75A Fuse
Switch
+
-
+
-
R
Point of Load
Power Supply
1A or 5A
+
-
R
-
+
On/Off
GND
+Batt
+V out
GND
12, 9, or 5V
GND
+Batt
GND
Remote or ON/OFF input
+
-
+Batt
GND
OPUS DCX3 DC-DC
LCD Monitor, etc.
OPUS DCLxx DC-DC
Two Way Radio, etc
Audio Power Amplifier
Remote/ Trigger output
DC-DC &
APM control
Relay
Not Used
Not Used
Fig 2. Remote/Trigger output and / or DCLxx DC-DC Application Schmatic Drawing
R
B
Y
Remote/ Trigger option - Application Notes
It is an output that can source .75A of raw switched battery voltage. (J8 pin 1, Red wire)
The switch is controlled by the power supply and the power management of the PC system.
J8 Connector Detail
Pin 1, (Red wire) - Remote /Trigger output
Pin 2, (Blk wire) - Ground
Pin 3, (Yel Wire) - Reserved for future use
