Tektronix LTA7P Series, Service Manual

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Removal and Installation Procedures
TLA7Nx, TLA7Px, & TLA7Qx Logic Analyzer Module Service Manual
6- 13
Local Processor Unit Board
You will need a screwdriver with a size T-10 Torx tip to replace the LPU board.
NOTE
. When placing an order for a replacement LPU board or an LPU
exchange board from the Tektronix Exchange Center, you must supply the model
number, serial number, PowerFlex Option upgrade number and firmware level.
Use the following procedure and Figure 6--6 to remove the LPU board.
1.
Perform the Cover removal procedure (see page 6--7).
2. Remove the five T-10 Torx-drive screws that secure the LPU board to the
chassis.
3. Remove the cable bracket and unplug two 100-pin ribbon cables from J1330
and J1630.
4. For 102-channel modules or 136-channel modules, remove the two screws
that secure the top EMI bracket to the chassis.
5. Remove the top EMI bracket to gain access to the front of the LPU board.
CAUTION.
Handle the LPU board gently to avoid breaking the front panel LED
extension.
6. Carefully move the LPU board away from the front panel until the tabs
(Figure 6--6) clear the front subpanel.
7. Lift the LPU board above the chassis.
Removal