Maintenance
TDS1000B and TDS2000B Series Oscilloscope Service Manual
6-- 19
CAUTION. Keep the electrical contacts on the back of the keypad clean. Skin oils
and dust will inhibit good electrical contact.
Installation. To install the switch keypad, refer to Figure 8--1 for 2-channel
models or Figure 8--2 for 4-channel models, and follow these steps:
1. Place the front case face down on a soft surface.
2. Align the switch keypad into the front case using the guide posts and the
holes in the keypad.
CAUTION. Keep the electrical contacts on the back of the switch pad clean. Skin
oils and dust will inhibit good electrical contact.
3. Check that all buttons are properly seated into place before proceeding.
4. Place the entire internal assembly into the front case.
5. Use the installation procedure for each module removed to reassemble the
oscilloscope.
You will need a torque-limiting Torx T-15 screwdriver for this procedure.
Removal. To remove the front case, refer to Figure 8--1 for 2-channel models or
Figure 8--2 for 4-channel models, and follow these steps:
1. Remove the power button and rear case using the procedures on page 6--9.
2. Remove the entire internal assembly from the front case using the procedure
on page 6--12.
3. Remove the switch keypad using the procedure on page 6--18.
Installation. To install the front case, refer to Figure 8--1 for 2-channel models or
Figure 8--2 for 4-channel models, and follow these steps:
1. Place the switch keypad into the front case.
2. Place the entire internal assembly into the front case.
3. Use the installation procedure for each module removed to reassemble the
oscilloscope.
Front Case
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