National Instruments PXI-1000B Additional Information
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National Instruments PXI-1000B Additional Information

National Instruments PXI-1000B Additional Information

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NOTE TO USERS
A
DDITIONAL
™
PXI -1000B

Replacing the Power Supply Fuse (AC-Only Chassis)

natinst.com ™ and PXI ™ are trademarks of National Instruments Corporation. Product and company names mentioned herein are trademarks
or trade names of their respective companies.
322512B-01
I
NFORMATION ABOUT
The following information was compiled after publication of the
PXI-1000B User Manual. Please read this note carefully and refer to it in
conjunction with your PXI-1000B User Manual.
The PXI-1000B AC-only chassis has a fuse inside the power supply
module for additional protection beyond the external AC mains circuit
breaker. Complete the following steps to replace the 250 V, 12 A NB
(normal blow) fuse, as shown in Figure 1:
1.
Turn the power switch to the Standby position.
2.
Disconnect the AC line cord.
3.
Loosen the six captive screws in the back of the chassis, as shown in
Figure 2.
4.
Grasp the handles of the power supply module and remove it from the
back of the chassis.
5.
Replace the fuse.
6.
Reinstall the power supply module in the chassis.
7.
Tighten the six captive screws.
8.
Reconnect the AC line cord.
© Copyright 1999 National Instruments Corp. All rights reserved.
Y
OUR
July 1999

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Summary of Contents for National Instruments PXI-1000B

  • Page 1 Reinstall the power supply module in the chassis. Tighten the six captive screws. Reconnect the AC line cord. natinst.com ™ and PXI ™ are trademarks of National Instruments Corporation. Product and company names mentioned herein are trademarks or trade names of their respective companies. 322512B-01 ©...
  • Page 2 Fuse Figure 1. Power Supply Module Additional Information about Your PXI-1000B www.natinst.com...
  • Page 3 ANSI/UL817 for use in the United States, CSA C22.2 21 and 49 for use in Canada, and IEC 227 or 245 for use in the European Union. AC mains power supply cords used with the PXI-1000B in other countries must be approved by the authority having jurisdiction in that country.
  • Page 4 Replacing the Fuse for Optional Battery Pack (DC-Capable Chassis Only) The optional battery pack for the DC-capable PXI-1000B has a 10 A inline automotive-type fuse. Complete the following steps to replace the fuse, as shown in Figure 3: Turn the power switch to the Standby position.
  • Page 5 Install a 20 A inline fuse on the positive (+) wire of the custom cable. Note You can purchase an optional DC cable from National Instruments that incorporates an inline fuse and the mating connector for the P1 port. Figure 4 details the P1 connector on the chassis, not the cable.

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