Keysight Technologies U1253B - Figure 5-9 Fuse Replacement; Table 5-4 Fuse Specifications

5 Maintenance
160 Keysight U1253B User’s and Service Guide
Figure 5-9 Fuse replacement
Table 5-4 Fuse specifications
Fuse Keysight part number Rating Size Type
1 2110-1400 440 mA/1000 V 10 mm × 35 mm
Fast blow fuse
2 2110-1402 11 A/1000 V 10 mm × 38 mm
Fuse 1
Fuse 2