BK Precision 9140 Series - Fuse Check and Replacement

Getting Started 19
2.2 Fuse Requirements
An AC input fuse is necessary when powering the instrument. The below table shows the fuse required
for all models.
Model Fuse Specication
9140 3.15 AT, 250 V
9141 3.15 AT, 250 V
2.3 Check or Replace 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.
– Locate the fuse box next to the AC input connector in the rear panel. (See gure 1.5)
– Insert a small athead screwdriver into the fuse box slit to pull and slide out the fuse box as indicated
below.
– Check and replace fuse if necessary. (See gure 2.1)
Figure 2.1 Fuse Removal
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