SERVICING
INFORMATION
INTRODUCTION
CONTENTS
included on the associated foldout page.
Adjustment and calibration procedures are provided on a
foldout page with supporting illustrations that show inter-
nal adjustment locations and measurement check points.
Also included is the electrical parts list and a component
location grid to facilitate the location of the components
on the etched circuit boards.
(located just inside
rear of CRT shield)
Remove
Bezel
assembly
Remove FOCUS and INTENSITY
control knobs
accessories and a carton assembly drawing are on the back
of the exploded view foldout page.
MAINTENANCE
General system maintenance procedures are provided in
the Power Module instruction manal, i.e., preventive main-
tenance, troubleshooting aids, parts removal and replace-
ment procedures, parts ordering information, etc.
Adjustment of the SC 501 may be required after a repair
has been made, or after long time intervals in which normal
aging of components may affect instrument accuracy.
Before complete calibration, thoroughly clean and in-
spect this instrument as outlined in the service section of
the Power Module instruction manual.
Refer to Fig. 2-1 as an aid in removing or replacing the
It is not necessary to remove the
ert shield or front panel.
WARNING
Fig. 2-1. Replacing the cathode-ray tube. Replacing the crt will require partial instrument readjastments. Refer to CALIBRATION ADJUST-
®
2-1
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