Tektronix TLA7AA Series, Service Manual

Page: 76 / 116

Removal and Installation Procedures
TLA7AXX/TLA7NAX Logic Analyzer Module Service Manual
6- 21
Acquisition Board
You will need a
1
/
4
inch nut driver in addition to the T-10 Torx tip screwdriver to
complete the following procedures.
Use the following procedure and Figure 6--14 to remove the acquisition board:
1.
Perform the Covers removal procedure (see page 6--13).
2. Perform the
Local Processor Unit Board
removal procedure (see page 6--18).
NOTE
. The 34-channel and 68-channel modules do not have a left side or right
side merge cable. For these modules, ignore the steps dealing with the merge
cable.
3. Complete the following steps while referring to Figure 6--12 and Figure 6--13
on page 6--22 to remove the merge cable assembly:
a. Turn the chassis over and remove the two T-10 screws from the merge
cable assembly bracket as shown in Figure 6--12.
Screw (2)
Figure 6- 12: Remove the single screw from the merge cable bracket
b.
Carefully slide the bracket back underneath the cover until you can grasp
the edge as shown in Figure 6--13.
c. Lift the merge cable assembly bracket out of the hole being careful not to
damage the assembly.
d. Disconnect the merge cable from the acquisition board and set the
assembly aside.
Removal