D
44.
Adjust Magnified Gain
(R845).
Page
5-31
REQUIREMENT:
Correct A sweep
timing
at
1 ms/
DIV
with
the
MAG
switch
set
to
X 1
O;
see complete
procedure.
PERFORMANCE:
Correct
___
; incorrect
__
_
D
45.
Adjust
Magnifier
Register
(R855).
Page
5-32
REQUIREMENT:
Less
than 0.2-division shift when
switching
MAG
switch
from
X
10
to
OFF.
PERFORMANCE:
division.
D
46.
Adjust B Sweep Calibration
(R741).
Page
5-32
REQUIREMENT:
Correct B sweep
timing
at
1
ms/DIV.
PERFORMANCE:
Correct ; incorrect
__
_
D
47.
Check
B Sweep
Length.
Page
5-33
REQUIREMENT:
11.0
divisions,
+0.5
division.
PERFORMANCE:
11
.0
divisions, +
____
divi-
sion.
D
48.
Check
A Sweep
Length.
Page
5-33
REQUIREMENT:
Variable
from
four divisions, or
less,
to
11.0
divisions,
+0.5
division.
PERFORMANCE:
Correct ; incorrect
__
_
O
49.
Check
B
Ends
A Operation.
Page
5-34
REQUIREMENT:
A sweep ends immediately after the
end
of
B sweep
when
the A
SWEEP
LENGTH
control
is
set
to
B
ENDS
A.
PERFORMANCE:
Correct ; incorrect
__
_
D
50.
Check
A Variable Control Range. Page
5-34
REQUIREMENT:
Uncalibrated sweep rate
of
at
least
2.5
times
the
TIME/DIV
indication.
PERFORMANCE:
Correct ; incorrect
__
_
O
51.
Check
B Variable Control
Range.
Page
5-34
REQUIREMENT:
Uncalibrated sweep rate
of
at
least
2.5
times
the
TIME/DIV
indication.
PERFORMANCE:
Correct ; incorrect
__
_
D
52.
Adjust A and B One Microsecond
Timing
Page
5-34
(C530A,
C7
40A).
REQUIREMENT:
Correct A and B sweep
timing
+2%
at
1
µs/DIV.
PERFORMANCE:
Correct
____
; incorrect
__
_
D
53.
Adjust High-Speed
Linearity
(C882,
C892).
Page
5-35
REQUIREMENT:
+
1.5%
for any eight division por-
tion
of
the total magnified sweep length (excluding
first
and last
60
nanoseconds
of
magnified sweep).
PERFORMANCE:
Correct incorrect
(list
exceptions)
D
54.
Check
A Sweep
Timing
Accuracy. Page
5-35
©
REQUIREMENT:
Within 3% over middle eight
divi-
sions
of
the display.
PERFORMANCE:
Correct
____
.;
incorrect
(list
exceptions)
--------------
Performance Check/Calibration-Type
453/R453
D
55.
Check
A Magnified Sweep Accuracy. Page
5-36
REQUIREMENT:
Within 4% over middle eight divi·
sions
of
the
CRT
display
with
the
MAG
switch
set
to
X
10.
Magnifier light
must
be
on.
PERFORMANCE:
Correct incorrect
(list
exceptions)
--------------
·D
56.
Check
B Sweep
Timing
Accuracy. Page
5-36
REQUIREMENT:
Within 3% over middle eight
divi-
sions
of
the display.
PERFORMANCE:
Correct incorrect
(list
exceptions)
--------------
D
57.
Check
B Magnified Sweep Accuracy. Page
5-36
REQUIREMENT:
Within 4% over middle eight
divi-
sions
of
the
CRT
display
with
the
MAG
switch
set
to
XlO.
PERFORMANCE:
Correct
___
_
incorrect
(list
exceptions)
--------------
D
58.
Check
Delay-Time
Accuracy. Page
5-36
REQUIREMENT:
DELAY
TIME
switch
(A
TIME/DIV)
settings
of
1
µs
to
50
ms,
within
1.5%;
.1
s to 5
s,
within
2.5%.
PERFORMANCE:
Correct ; incorrect
(list
exceptions)
--------------
D
59.
Check
Delay-Time
Multiplier Incremental Page
5-37
Linearity.
REQUIREMENT:
Within 0.2%.
PERFORMANCE:
Correct
___
; incorrect
___
.
D
60.
Check
Delay-Time
Jitter. Page
5-38
REQUIREMENT:
One part, or
less,
in
20,000.
PERFORMANCE:
Correct
___
; incorrect
__
_
D
61.
Adjust
External
Horizontal Gain
(R645).
Page
5-38
REQUIREMENT:
Correct horizontal deflection
+2%
for external horizontal mode operation
in
the
20
mV
CH
1
VOLTS/DIV
switch
position.
PERFORMANCE:
Correct
____
; incorrect
__
_
D
62.
Check
External
Horizontal Operation. Page
5-39
REQUIREMENT:
B
SOURCE
switch
set
to
EXT,
270
millivolts/division, + 15%; B
SOURCE
switch
set
to
EXT
-:-
10,
2.7
volts/division,
+20%.
PERFORMANCE:
Correct incorrect
(list
exceptions)
--------------
D
63.
Check
X-Y
Phasing.
Page
5-39
REQUIREMENT:
3° or
less
phase
shift
up
to
50
kilo-
hertz.
PERFORMANCE:
Correct ; incorrect
__
_
D
64.
Check
X Bandwidth
in
External
Page
5-39
Horizontal Mode.
REQUIREMENT:
Not
more
than
-3
dB
at
five
mega-
hertz.
PERFORMANCE:
-3
dB
at
____
megahertz.
5-5
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