Usb Device Fuse Replacement - National Instruments M Series User Manual

Figure 1-7. USB Cable Strain Relief on USB-62xx BNC Devices
1 USB Cable Strain Relief
2 Security Cable Slot

USB Device Fuse Replacement

M Series USB devices have a replaceable T 2A 250V (5 × 20 mm) fuse that protects the device
from overcurrent through the power connector.
(USB-6281/6289 Devices)
(F 2A 250V) fuse that protects the device from overcurrent through the +5 V terminal(s).
x x x
(USB-622 /625 /628 Screw Terminal Devices)
Screw Terminal, complete the following steps.
1. Power down and unplug the device.
2. Remove the USB cable and all signal wires from the device.
3. Loosen the four Phillips screws that attach the back lid to the enclosure and remove the lid.
4. Replace the broken fuse while referring to Figure 1-8 for the fuse locations.
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1 2
3 Signal Wire Strain Relief
USB-628x devices also have a replaceable Littelfuse 0453002
To replace a broken fuse in the USB-62xx
M Series User Manual
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