Display Module - Tektronix TDS2022C Technical Reference

Maintenance

Display Module

6–20
You will need a torque-limiting Torx T-15 screwdriver, a torque-limiting Torx
T-8 screwdriver, and pliers for this procedure.
Refer to the exploded view diagram for the 2-channel or the 4-channel models.
(See page 8-4.) (See page 8-6.)
CAUTION.
Do not separate the display shield from the display module. Removing
the shield will destroy the attaching gasket.
Removal.
1. Remove the power button and rear case. (See page 8-10.)
2. Remove the internal assembly from the front case. (See page 6-13, Internal
Assembly.)
3. Disconnect the backlight cable from the Display Adapter board.
4. Disconnect the LCD data cable from the Display module.
5. Remove the power supply module. (See page 6-12, Power Supply Module.)
6. Remove the four screws attaching the display module to the chassis. The
screws were exposed when the power supply module was removed.
7. Remove the display from the chassis.
Installation.
1. Position the Display module on the chassis.
2. Use the Torx T-8 screwdriver and install the four screws to attach the display
module to the chassis. Torque the nuts to 3 in-lbs (0.33 N@m) using the
torque wrench (2.864 ±0.26 in-lbs).
3. Route the backlight cable through the opening in the internal assembly.
4. Connect the backlight cable to the Display Adapter board.
5. Assemble the oscilloscope by performing the installation procedure for each
module that was removed.
TDS2000C Series Oscilloscope Service Manual