Tektronix DSA8300, Service Manual

Page: 53 / 138

Removal and Installation
Removal and Installation
WARNING.
Before performing any procedure in this section, disconnect the power
cord from the line voltage source. Failure to do so could cause serious injury
or death.
Only Quali fi ed personnel should perform service procedures. Before performing
this procedure, read the General and Service Safety summaries at the beginning
of this manual. To prevent possible injury to service personnel or damage to
electrical components, read Preventing ESD. (See page 4-1.)
NOTE.
Read the cleaning procedure before disassembling the instrument for
cleaning.
If you replace any circuit board, check to see if it is necessary to adjust the
instrument. (See Table 4-4 on page 4-58.)
Required Equipment
Most assemblies in this instrument can be removed with a screwdriver handle
mounted with a size T-15, Torx® screwdriver tip. Use this tool whenever a
procedure step instructs you to remove or install a screw unless a different size
screwdriver is speci
fi ed in that step.
Table 4-1: Required equipment for Removal and Replacement
Item No. Name Description Part number
1 Screwdriver handle Accepts Torx®-driver bits General Tool: 620-440
2 Screwdriver handle, extended
length, 10.5 to 12 inches Accepts Torx®-driver bits and 3/16 socket tip. Used
for removing the T-10 screws and 3/16 inch hex posts
from the electrical and optical module slots. Standard tool or Xcelite
99X10 V N/S#48706
3 T-10 Torx tip Torx®-driver bit for T-10 size screw heads, used for
removing the electrical or optical module chassis. General Tool: 640-235
4 T-15 Torx tip Used for removing most the screws. Torx®-driver bit
for T-15 size screw heads. General Tool: 640-247
5
T-20 Torx tip Used for removing the handle hardware. Torx®-driver
bit for T-20 size screw heads. General Tool: 640-250
6 3/16 inch socket tip Used for removing the 3/16 inch hex posts from the
electrical and optical module slots. Standard tool
7 1/8 inch fl at-bladed screwdriver Screwdriver for unlocking cable connectors. Standard tool
8 #0 phillips screwdriver Screwdriver for removing small phillips screws, CD
and hard drive. Standard tool
9 Angle-Tip Tweezers Used to remove front panel knobs. Standard tool
10 3/16 inch open-end wrench Used to remove the rear panel nut posts. Standard tool
DSA8300 Digital Serial Analyzer and Modules Service Manual 4–5