B+K precision 5490C Series - Check And;Or Change Fuse

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2.2 Check and/or Change Fuse

For safety, no power should be applied to the

instrument while changing line voltage operation.

Disconnect all cables connected to the instrument

before proceeding.

Check and/or Change Fuse

- Locate the fuse box next to the AC input connector in the rear panel

- Remove the fuse box as shown in Figure 2.2 – AC Input Fuse Removal below

- Check and replace fuse if necessary

Figure 2.2 – AC Input Fuse Removal

Any disassembling of the case or changing the fuse

should be performed by an authorized service

technician.