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Product and company names mentioned herein are trademarks or trade names of their respective 
companies. For patents covering National Instruments products, refer to the appropriate location: 

Help»Patents

 in your software, the 

patents.txt

 file on your CD, or 

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© 2004 National Instruments Corp. All rights reserved.

371359A-01

Oct04

Complete the following steps to remove the fuse holder from the cable:

1.

Carefully remove the heat-shrink tubing from both sides of the fuse 
assembly. Take care not to damage the cable insulation underneath the 
heat-shrink tubing.

2.

Slide back the insulating boot on the load side of the cable only.

3.

Loosen the set screw on the load side of the fuse holder and remove the 
fuse holder assembly with the line side cable attached.

4.

Remove the load side insulating boot from the red cable.

Complete the following steps to prepare the cable for fuse holder 
re-installation:

1.

Cut the cable to the desired length.

2.

Cut an additional 18 inches of red cable only.

3.

Separate the positive (red) and negative (black) leads for 4 inches.

4.

Strip 1/2 inch of insulation from the red cable. Refer to 
drawing CD_192057-01 for more detail.

Complete the following steps to re-install the fuse holder:

1.

If heat shrink tubing will be used in step 5 below, slide the tubing onto 
the load side of the cable.

2.

Re-install the load side insulating boot onto the red cable.

3.

Install the fuse holder assembly onto the red cable. Tighten the set 
screw to 35 in-lbs.

4.

Slide the insulating boot onto the fuse holder assembly.

5.

Install heat shrink tubing, electrical tape, or tie-wraps on both sides of 
the cable next to the fuse holder assembly insulating boots.

Cautions

If the PXI-1042HVDC DC cable is shortened in a manner inconsistent with 

these instructions or specifications listed by NI, the protective features of the cable may be 
impaired.

Do 

not

 lengthen the cable as an unacceptable voltage drop may occur. This may damage 

the power supply, or prevent chassis operation.

For maximum DC power source protection, keep the fuse holder as close to the power 
source as possible.

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