Disassembly and Repair 5
Keysight U3402A User’s and Service Guide 95
Mechanical Disassembly
For procedures in this manual, the following tools are required for disassembly:
– T15 Torx driver
– T20 Torx driver
–#2 Pozi–drive screw driver
General Disassembly
1 Remove power and all cables from the multimeter.
2 Remove the carrying handle by rotating the handle upright and pulling it out
from the sides of the multimeter.
Shock hazard. Only service–trained personnel who are aware of the hazards
involved should remove the instrument covers. To avoid electrical shock and
personal injury, make sure to disconnect the power cord from the
multimeter before removing the covers. Some circuits are active and have
power applied even when the power switch is turned off.
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