Tektronix TLA 704, Руководство по обслуживанию

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Removal and Installation Procedures
6–30
TLA 704 Color Portable Mainframe Service Manual
4. Remove the eight screws securing the EMI shield to the chassis (see
Figure 6–13 on page 6–29), and then lift off the EMI shield.
5. Detach the three cables located near the bottom front corner of the controller
board.
6. Remove the center screw from the controller board.
7. Remove the two screws securing the controller board to the chassis at the
back panel.
8. Pull firmly on the rear panel until the controller board disconnects from the
backplane board.
Use the following procedure to reinstall the controller board:
1. Reposition the controller board, and then push firmly on the AT bus
connector until the board is fully seated in the connectors on the backplane
board.
2. Insert the center screw into the controller board.
3. Insert the two screws securing the controller board to the chassis at the back
panel.
4. Reattach the three cables located near the bottom front corner of the
controller board.
5. Reposition the EMI shield, and then insert the eight screws that secure it to
the chassis.
6. Do the Left Side Cover installation procedure, page 6–17.
Refer to the TLA 700 Series Performance Verification and Adjustment manual
for post-repair calibration procedures.
Installation