Xantrex XKW 12-150, Operating Manual

Page: 54 / 90

Operation
Configuring for Remote Programming, Sensing, and Monitoring
52
Operating Manual for XKW 3kW Series Power Supply
Dissipating Stored Energy
1. Ensure the power supply is turned OFF. Disconnect the AC input connector.
Allow five (5) minutes to elapse to dissipate stored energy before removing the
cover.
Removing the Cover
2. Unscrew and remove the eight (8) flathead Philips screws from the top of the
cover: two (2) are located near the front panel, six (6) near the rear panel. Use a
#1 Philips screwdriver.
3. Loosen but do not remove the six (6) Philips screws located three (3) to a side in
the slots along each side of the power supply.
4. Lift cover off and set aside.
Removing the Option Board (when required) The power supply may have
either of two option circuit boards installed over the A2 circuit board where the
jumpers and switches are located. The option board must be removed to allow access
to them.
5. Unplug any external mating connector and attached wiring.
6. Use a nutdriver to remove the jack screws which fasten the option board to the
rear panel.
7. Unscrew the mounting screws which fasten the option board down.
8. Unplug any attached cables.
9. Lift out the option board and set aside.
Resetting JMP1, JMP2, and SW1
10. Lift the appropriate jumper from its pin header and replace it as the programming
requires. The default location is B-C for both JMP1 and JMP2. Alternate
locations are A-B in each case.
11. Push the dual position SW1 switches closed (ON) or open (OFF) as required by
the application.
12. Place the option board into its original location over the A2 circuit board.
13. Reinstall the mounting screws into the standoffs. Reattach any cables.
!
CAUTION
If you should remove the unit's cover, use proper static control techniques to avoid
damage to static-sensitive digital components on the printed circuit board.
TM-25OP-01XN.book Page 52 Monday, April 5, 2004 8:58 AM