Maintenance
TDS7104 & TDS7054 Service Manual
6-3
CAUTION. Avoid the use of chemical cleaning agents which might damage the
plastics used in this oscilloscope. Use only deionized water when cleaning the
menu buttons or front-panel buttons. Use a 75% isopropyl alcohol solution as a
cleaner and rinse with deionized water. Before using any other type of cleaner,
consult your Tektronix Service Center or r epresentative.
Inspection — Exterior. Inspect the outside of the oscilloscope for damage, wear,
and missing parts, using Table 6--1 as a guide. Immediately repair defects that
could cause personal injury or lead to further damage to the oscilloscope.
Table 6- 1: External inspection check list
Item Inspect for Repair action
Cabinet, front panel,
and cover
Cracks, scratches, deformations,
damaged hardware
Repair or replace defective
module
Front-panel knobs Missing, damaged, or loose
knobs
Repair or replace missing or
defective knobs
Connectors Broken shells, cracked insulation,
and def ormed contacts. Dirt in
connectors
Repair or replace defective
modules. Cl ear or wash out dirt
Carrying handle, and
cabinet feet
Correct operation Repair or replace defective
module
Accessories Missing items or parts of items,
bent pins, broken or frayed
cables, and damaged connectors
Repair or replace damaged or
missing items, frayed cables, and
defective modules
The display is a soft plastic display and must be treated with care during
cleaning.
CAUTION. Improper cleaning agents or methods can damage the flat panel
display.
Avoid using abrasive cleaners or commercial glass cleaners to clean the display
surface.
Avoid spraying liquids directly on the display surface.
Avoid scrubbing the display with excessive force.
Clean the flat panel display surface by gently rubbing the display with a
clean-room wipe (such as Wypall Medium Duty Wipes, #05701, available from
Kimberly-Clark Corporation).
Flat Panel D isplay
Cleaning
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