Tektronix Digital Storage Oscilloscope TDS2014C

Repair or replace defective module

Repair or replace missing or defective knobs

Repair or replace defective modules

Refer to the Removal Procedures to access the inside of the oscilloscope.

Inspection of Internal Components

Inspect circuit boards for the following issues

Inspect resistors for the following issues

Inspect solder connections for the following issues

Inspect capacitors for the following issues

Inspect wiring and cables for the following issues

Inspect chassis for the following issues

Set DC voltage source output level and record measurements

Record Vpos and Vneg for each setting

Calculate Vdiff and compare to accuracy limits

Set sine wave generator frequency to 50 kHz and record peak-to-peak measurement

Is the peak-to-peak measurement between 2.98 V and 3.02 V?

Set sine wave generator frequency to model-specific upper frequency and record peak-to-peak amplitude

Is the peak-to-peak amplitude ≥ 2.12 V?

Ensure no chemical cleaning agents are used

Prepare deionized water for cleaning

Prepare 75% isopropyl alcohol solution

Clean exterior surfaces with a dry lint-free cloth or soft-bristle brush

Is there any remaining dirt after initial cleaning?

Use a cloth or swab dipped in 75% isopropyl alcohol solution for remaining dirt

Use a swab to clean narrow spaces around controls and connectors

Inspect the oscilloscope for any physical damage

Ensure the following parts are in place

Clean the oscilloscope exterior with a dry cloth

Ensure no liquids or solvents are used during cleaning

Storage and Handling Recommendations

Is the oscilloscope stored away from direct sunlight?

Is the oscilloscope stored in a low humidity environment?