6 high speed board, 7 power supply, 1 fan – Fluke 900 User Manual
Page 84: 6 high speed board - 6 5.3.7 power supply -6, 1 fan - 6
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Maintenance
FLUKE 900 SERVICE MANUAL
5.3.6 High Speed Board
1.
Follow steps 1 through 3 in Section 5.3.1
2.
Remove the 7 screws fastening the High Speed Board to the bottom cover.
3.
Disconnect the power connector (J4).
4.
Place the new board into position and foUow steps 3 through 1, reversing the
instmctions.
5.3.7 Power Supply
1.
Follow steps 1 through 3 in Section 5.3.1
2.
Remove the 4 screws fastening the power supply top cover to the bottom enclosure.
3.
Remove the 4 comer screws fastening the bottom enclosure to the standoff piUars.
Remove the fifth screw on the bottom enclosure that is found between the fan and
corcom AC connector.
4.
Disconnect the power connector from the High Speed Board.
5.
Follow steps 4 through 1, reversing the instmctions, to reinstall.
5.3.7.1 Fan
1.
Remove the Power Supply as described in the previous section.
2.
Remove the 4 screws fastening the fan to the PS bottom enclosure.
3.
Cut the red and black fan power wires about one inch from the fan.
4.
Discard the old fan and connect new power wires to the red and black wires.
Note: Connections are to be soldered and covered with heat
shrinkable tubing to insulate them.
5.
Attach the new fan to the PS enclosure with its 4 screws.
6.
Follow steps 4 through 1 in Section 5.3.7, reversing the instmctions to reinstall the
Power Supply.
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