Sony Tektronix WFM 1125, User Manual

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Appendix C: Cleaning & Service
C-2
WFM 1125 Option 0A/0B/0C/0D User Manual
Inspect the outside of the waveform monitor for damage, wear, and missing
parts, using Table C–1 as a guide. A waveform monitor that appears to have been
dropped or otherwise abused should be checked thoroughly to verify correct
operation and performance. Immediately repair any defects that could cause
personal injury or lead to further damage to the instrument.
Table C-1: External inspection check list
Item Inspect for Repair action
Cabinet, front panel,
and cover
Cracks, scratches, deformations,
damaged hardware or gaskets.
Repair or replace defective
module.
FrontĆpanel knobs Missing, damaged, or loose
knobs.
Repair or replace missing or
defective knobs.
Connectors Broken shells, cracked insulation,
and deformed contacts. Dirt in
connectors.
Repair or replace defective
modules. Clear or wash out dirt.
Carrying handle, bail,
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 connecĆ
tors.
Repair or replace damaged or
missing items, frayed cables, and
defective modules.
To clean the instrument exterior, do the following steps:
1. Remove loose dust on the outside of the waveform monitor with a lint free
cloth.
CAUTION.
To prevent getting moisture inside the waveform monitor during
external cleaning, use only enough liquid to dampen the cloth or applicator.
2. Remove remaining dirt with a lint free cloth dampened in a general purpose
detergent-and-water solution. Do not use abrasive cleaners.
3. Clean the light filter protecting the monitor screen with a lint-free cloth
dampened with either isopropyl alcohol or, preferably, a gentle, general
purpose detergent-and-water solution.
Inspection
Cleaning Procedures