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Installation guide – Kontron 820155 DC-DC User Manual

Page 8

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820155 DC-DC Supply 10-32Vin 90W

KTD-00740-C

Public User Manual

Date: 2008-04-24 Page

8 of 9

Installation guide


Standard ATX Supply mode:


1. Make sure no Jumpers are installed in J10.

2. Connect the PSU ATX Connector to the Motherboard ATX connector via the ATX Cable. The cable kit

can be mounted two ways, make sure it’s done as requested.

Please notice that for the KT690mITX and 986LCD-M families:

Four pins of the ATX Power Connector are not used, but the connector system is keyed so
the DC-DC Power Supply can not be mounted in a wrong position. The ATX connector lock
has no effect.

The ATX+12V cable shall be connected.

3. Connect –V (J4) to a DC power source reference ground (black wire etc.) and connect +V (J1) to the

DC 10 – 32V power source (red wire etc.).


4. Connect “Power” LED to J5 if required (not included in the 820155).

5. Connect HDD, CD-ROM, ADD or ADD2 card if required. If more power connectors are needed then

standard HDD/floppy “Y” splitter cable can be used.

6. Turn on the Mother Board by using the Power On Button pin (pin 16) in the Front Panel Connector

(alternatively short circuit pin 16 and pin 18 for half a second).



Battery Driven Application mode:

7. Mount Jumpers on J10 in according to requested delays.

8. Connect the PSU ATX Connector to the Motherboard ATX connector via the ATX Cable. The cable kit

can be mounted two ways, make sure it’s done as requested.

Please notice that for the KT690mITX and 986LCD-M families:

Four pins of the ATX Power Connector are not used, but the connector system is keyed so
the DC-DC Power Supply can not be mounted in a wrong position. The ATX connector lock
has no effect.

The ATX+12V cable shall be connected.

9. Connect –V (J4) to a DC power source reference ground (black wire etc.) and connect +V (J1) to the

DC 10 – 32V power source (red wire etc.).


10. Connect the SW (J3) input to a “Turn On Switch” (via white wire etc.) so that SW is connected to Vin

when system shall be able to turn on and is unconnected when system shall turn to off (after some
delay) and then stay off.

11. Optional Connect J8 to the Motherboard “Power On Button” input (Front Panel connector) and

optional connect J9 to a manual operated Push Button Contact.


12. Optional, connect “Power” LED to J5 (no LED kit is included in the 820155).

13. Connect HDD, CD-ROM, ADD or ADD2 card if required. If more power connectors are needed then

standard HDD/floppy “Y” splitter cable can be used.

14. Turn on the Mother Board by using the Power On Button pin (pin 16) in the Front Panel Connector

(alternatively short circuit pin 16 and pin 18 for half a second).