B&K Precision 4040B - Manual - Manual (Page 18)

18
2.6 Fuse Replacement
There is a 1A, 250V rated slow blow fuse at the AC input.
Should the fuse ever get blown, follow the steps below to
replace:
1. Locate the fuse box next to the AC input connector in
the rear panel.
2. With a small flat blade screwdriver, insert into the fuse
box slit to pull and slide out the fuse box as indicated
below.
3. Check and replace fuse if necessary.
2.7 Grounding Requirements
For the safety of operating personnel, the instrument
must be grounded. The central pin on the AC plug
grounds the instrument when properly connected to the
ground wire and plugged into proper receptacle.
Fuse box slit
Fuse box
Check/Remove Fuse