Exterior; Table 4- 1: External Inspection Check List - Tektronix DSA8200 Service Manual

Exterior

DSA8200 Digital Serial Analyzer and Modules Service Manual
If the display is very dirty, moisten the wipe with distilled water or a 75%
isopropyl alcohol solution and gently rub the display surface. Avoid using excess
force or you may damage the plastic display surface.
CAUTION. To prevent getting moisture inside the instrument during external
cleaning, use only enough liquid to dampen the cloth or applicator.
Use the following guidelines and methods to inspect and clean the outside of the
instrument.
Inspection — Exterior. Inspect the outside of the instrument for damage, wear, and
missing parts, using Table 4- -1 as a guide. Immediately repair defects that could
cause personal injury or lead to further damage to the instrument.

Table 4- 1: External inspection check list

Item Inspect for
Cabinet, front panel, Cracks, scratches, deformations,
and cover damaged hardware.
Front-panel knobs Missing, damaged, or loose
knobs.
Connectors Broken shells, cracked insulation,
and deformed contacts. Dirt in
connectors.
80C0X male fiber con- Lint or dust on all male fiber
nections connections.
Carrying handle, and Correct operation.
cabinet feet
Accessories Missing items or parts of items,
bent pins, broken or frayed
cables, and damaged connec-
tors.
Cleaning — Exterior. Clean the exterior surfaces of the chassis with a dry lint-free
cloth or a soft-bristle brush. If any dirt remains, use a cloth or swab dipped in a
75% isopropyl alcohol solution. Use a swab to clean narrow spaces around
controls and connectors. Do not use abrasive compounds on any part of the
chassis that may damage the chassis.
Clean the On/Standby switch using a dampened cleaning towel. Do not spray or
wet the switch directly.
Maintenance
Repair action
Repair or replace defective
module.
Repair or replace missing or
defective knobs.
Repair or replace defective
modules. Clear or wash out dirt.
Clean all male fiber connections
with a lint-free cleaning cloth.
Repair or replace defective
module.
Repair or replace damaged or
missing items, frayed cables, and
defective modules.
4- 3