Removal and Installation Procedures
6-12
TDS 420A, TDS 430A & TDS 460A Service Manual
Equipment Required. Table 6--4 lists the tools required to completely disassemble
the oscilloscope into its modules. The tools required to remove an individual
module are listed in the first step of its procedure.
All the tools are standard tools readily available from tool suppliers.
Table 6- 4: Tools Required for Module Removal
Item
No.
Name Description
1 Screwdriver handle Accepts TorxR-driver bits.
2 T-15 T orx tip TorxR-driver bit for T-15 size screw heads.
3 T-20 T orx tip TorxR-driver bit for T-20 size screw heads. Used
only for removal of the cabinet handle.
4 Torque wrench 8 inch-lbs torque; accepts TorxR-driver bits.
5 Flat-bladed screwdriver Screwdriver for removing standard-headed screws.
6 Pozidriv screwdriver Used for removing disk drive.
7 Needle-Nose Pliers Standard tool. Used for removing EMI gaskets.
8 Duck-bill pliers 4 inch. Used for removing the low voltage power
supply.
9 Nutdriver,
5
@
16
inch Used for removing earth ground cables.
10 Angle-Tip Tweezers Used for knob and shaft removal.
11 Flat-bladed spudger A probe-like tool with a tip like a flat bladed
screwdriver. Used to press EMI gasket s into place.
12 Soldering Iron 15 watt. Used for removal of some cables and the
acquisition assembly.
13 Slip-jaw pliers Used for removing the front feet from the cabinet.
14 Front cover This optional accessory protects the front of the
oscilloscope when positioned face down in the
removal procedures.
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