Technical data

Disassembly and Repair 5
U3401A User’s and Service Guide 75
Mechanical Disassembly
For procedures in this manual, the following tools are required for
disassembly:
• T15 Torx driver
• T20 Torx driver (most disassembly)
• #2 Pozi- drive screw driver
General Disassembly
1 Remove power and all cables from the instrument.
2 Remove the carrying handle by rotating the handle upright and pulling
out from the sides of the instrument.
WARNING
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 instrument before
removing the covers. Some circuits are active and have power applied even when
the power switch is turned off.