Page 2 of 2
All Serial Numbers 434
SECTION 5
Calibration
Page 5-11
Step 12. Check Stored Writing Speed
ADD:
After the step title:
NOTE
Storage Writing Speed specifications
apply for a new CRT. Some degradation
with usage is normal.
Page 5-12
Step 12
CHANGE:
The following portions of the step to read:
k. CHECK— CRT stored display for no breaks or gaps exceeding
0.025 inch within the center 6 vertical and 8 horizontal
divisions. Proper storage of the sweep indicates a storage
writing rate of at least 100 divisions per millisecond (500
Div/ms for Option 1 CRT).
r. CHECK--CRT stored display for no breaks or gaps exceeding
0.025 inch within the center 6 vertical and 8 horizontal
divisions. Proper storage of the sweep indicates an enhanced
storage writing speed of at least 400 divisions per millisecond
(5 Div/ps for Option 1 CRT).
Cl/1071
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