Operating instructions
1310
.
ADJUST
10
/is
AND
10
s
SWEEP
TIMING
(R710,
13715)
NOTE
The
50
ns
timing
has
been
previously
checked
or adjusted
in step
B5
.
a
.
Set the time
mark
generator
for
10ps
time
markers
.
b
.
Set the
TIM
E/DIV
switch
to
10
ps,
and
the delayed
time
base
sweep
rate
for
50
ns
.
c
.
Rotate
the
ACQUIRE-STOP
DELAY
control
for
a
channel
2
readout
of
approximately
9
.7
ps
;
further
adjust
the
control
to
align
the
rising
portion
of
the
delayed
sweep
marker
with the
center
vertical
graticule
line
.
Note the
exact
channel
2 readout
value
and add
80
.00
to
that
amount
.
d
.
Rotate the
ACQUIRE-STOP
DELAY
control
clockwise
to
the
amount
calculated
in
part
c
.
e
.
ADJUST--13710
(10
ps
Timing)
to
align
the
rising
portion
of
the delayed
sweep
marker
with the
center
vertical
graticule
line
.
f
.
INTERACTION---Repeat
parts
c
through
e
until
interaction
is
eliminated
.
--
.
._
.1
s
ms
s
TABLE
5-4
Acquire-Stop
Delay
Accuracy
Channel
2
Readout
Display
.5s
5ms
J
Performance
Requirement
check
;
see
introductory
information
.
.5
s
g
.
Set
the
time
mark
generator
for
10
ms
markers
.
h
.
Set the
TIME/DIV
switch
to
10
ms,
the
delayed time
base
sweep
rate
to
50
ps/div,
and
the
oscilloscope
mainframe
horizontal
mode
to
chop
.
i .
Rotate
the
ACQUIRE-STOP
DELAY
control
to
display
a
channel
2 readout
of
approximately
9
.7
ms
;
further
adjust
the
control
to
align
the
rising
portion
of
the
delayed
sweep
marker
with
the
center
vertical
graticule
line
.
Note the
exact
channel
2
readout value
and add
80
.000
to that
amount
.
j
.
Rotate
the
ACQUIRE-STOP
DELAY
control
clockwise
to
the
amount
calculated
in
part
i
.
k
.
ADJUST--13715
(10
ms
Timing)
to
align
the
rising
portion
of
the
delayed
sweep
marker
with the
center
vertical
graticule
line
.
I .
INTERACTION----Repeat
parts
i
through
k
until
interaction
is
eliminated
.
V
B11
.
CHECK
DELAY
TIME
ACCURACY
a
.
Remove
the
7887
and
plug-in
extender
from the
A
horizontal
compartment
.
Then,
install
the
7B87
directly
in
the
A
horizontal
compartment
.
2nd
Delayed
"rime
Marker
^
47
.2-52
.
_8_
V
_
94_5-1
.
05
.5
0
.189-0
.211
Performance
Check
and
Adjustment---71387
1
.782-1
.818
.__
._
4
.455-4.545
891
.0-909
.0
~`
1
.782-1
.818
^
4
.455-4.545
_
Differential
_
_
Time
Delay
79
.
_
57-80
.43
^
Y
158
.9-1611
-_-~
397
.7-402
.3
__795
:_7-,804
.
.3
__1
. .
.589
.
.
.1
.
:_611
3.977-4.023
^
._
-7
.9-57-8
.043-,-
15
.89-16
.11
39
.77-40
.23
79
.57-80
.43
158
.9-161
.1
397
.7-40_2
.3
795
.
7-804
.
3
1
.589-1
.611
3
.977-4.023
_~
.
5-
1
3
71380
71387
Time
Base
I
Time
Mark
TIME/)IV
Sweep
Rate
Generator
10
us
1
us 10
ps
__
2o
_
ps
2
ps 20
ps
50
ps
5
/is
50,as
.1
ms
_
_
_
1
N__
.2
ms
2
Ns
1
.2
ms
.5
ms
5
ps
5
ms
1
ms
-
.
Y
10
/IS
1
ms
5
ms
50
Ps
5
ms
10
ms
.1
ms
10
ms
20 ms
.2
ms 20
ms
50
ms
5
ms
50
ms