Getting Started 17
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 Specication
9240 3.15 AT, 250 V
9241 3.15 AT, 250 V
9242 4 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