Tektronix 7704A Manual

1900
/
OPERATING
PRECAUTIONS FOR
1900
TEST
INSERTION
GENERATOR
(
CONTINUED
)
VIRS MODE
APPLICATION :
1900
is
being
used
with
the
015-0374-00
Remote
Control
Unit for VITS and VIRS insertion .
BAC KROUND :
The
factory
programming
of
the
Remote
Control
Unit
is
such that
the
ENABLE /
DISABLE
switch has
no
control
over
the
VIRS
mode
PASS
,
INSERT
,
DELETE , and
AUTO controls
.
These
controls are always active .
POSSIBILITY :
The user
may
inadvertently
select
either
PASS
or
DELETE
and
cause
VIRS
insertion
to
discontinue .
This
would
remove the
reference
for
automatic
video
correction
and
could
affect
radiated
picture
quality .
RECOMMENDATION
:
Be
aware
that
users
may
approach
you with
this
problem
.
Other
than
user
caution
there
is
no
cure
for
this .
Programming
the
Remote
Control
Unit
to
disable
the
VIRS
mode
switches
when
the
ENABLE
/
DISABLE
switch
is
in
the
DISABLE
position
causes
the
1900
to
default
to
the
PASS
mode .
C
Written by
Ron
Marquez
TV
Marketing
Inserted
by
Steve
Schmelzer
58/511
,
Ext .
6507
C
-15
June
27 ,
1980
Issue
10-13

Tektronix 7704A Specifications

General

Brand	Tektronix
Model	7704A
Category	Test Equipment
Language	English