Check And Clean; External Cleaning - UNI-T MSO3000E Series Service Manual

Service Manual
2. Transport and store static-sensitive modules in their static-protective containers or on metal rails. Label any
packages that contain electrostatic sensitive boards.
3. When handling these modules, discharge static voltage from your body by wearing a grounded antistatic wrist strap.
4. Servicing static-sensitive modules only at a static-free workstation.
5. Keep away anything that can create or maintain a static charge on workstation surfaces.
6. Handle the board by the edges as much as possible.
7. Do not slide the circuit board on any surface.
8. Avoid handling circuit boards in areas where floor or work surface coverings can generate static charges.

Check and clean

Inspection and Cleaning Describe how to inspect for dirt and damage. It also describes how to clean the exterior or
interior of the instrument. Inspection and cleaning are performed as preventive maintenance. Regular preventive
maintenance can prevent instrument failure and increase its reliability.
Preventive maintenance includes visual inspection and cleaning of the instrument, and maintaining general care while
operating the instrument.
The frequency with which maintenance is performed depends on the severity of the environment in which the
instrument is used. The proper time to perform preventive maintenance is before instrument tuning.

External cleaning

Clean the exterior of the case with a dry, lint-free cloth or a soft-bristled brush. If any dirt remains, use a cloth or cotton
swab dampened with a 75% isopropyl alcohol solution. Use a cotton swab to clean up the space around the controls
and connectors. Do not use abrasives on any part of the case that could damage the case.
Clean the On/Standby switch with a clean towel dampened with deionized water. Do not spray or wet the switch itself.
Notice: Avoid using chemical cleaners, which may damage the plastics used in this instrument.
water when cleaning the front panel buttons. Use a 75% isopropyl alcohol solution as a cleaner for cabinet parts. Please
consult your Uni-Tech service center or representative before using other types of cleaners.
Check - Appearance. Inspect the exterior of the instrument for damage, wear, and missing parts. Immediately repair
defects that could result in personal injury or further use of the instrument.
Table 1: External Inspection Checklist
Items
Enclosures, Front Panels,
and Covers
Front panel knob
Connect
Handles and cabinet feet
Accessories
Instruments.uni-trend.com
Examination
Cracks, scratches,
hardware damage
Missing, damaged, or loose knobs
Cracked housing, cracked insulation and
deformed contacts. dirt in the connector
correct operation
Missing items or parts, bent pins, broken
or frayed cables, and
connectors
Repair operation
deformation, Repair or replace defective modules
Repair or replace missing or defective knobs
Repair or replace defective modules. Clean or
brush off dirt
Repair or replace defective modules
Repair or replace damaged or missing items,
damaged frayed cables and defective modules
MSO/UPO3000E Serials products
Use only deionized
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