Sony APR-5001 Series Operation And Maintenance Manual page 141

2 . VARI
-
SPEED PROGRAM mode
LOCATE
El
VARI - SPEED PROGRAM mode can be operated by us -
ing the numerical keypad or the MVC knob
.
LOCATE
Pressing the
fast wind from the location shown in the TAPE TIME
display ( current position) to the location shown in the
LOCATE TIME display
.
button
causes
the transport to
The percentage of deviation from standard speed ( up
to 50 % ) and the choice of playing over ( + ) or under
( - ) can
be entered from the numerical keypad
.
LOCATE
The MVC knob can be also used to change the play
speed in this mode of operation ( the display will in -
dicate the percentage of deviation (
±
) from standard
speed)
.
If the TAPE TIME is a larger number than the LOCATE
TIME
display
,
the transport will rewind from the take -
up reel
to the
supply reel
.
The SPOOL mode can
be
entered by momentarily touching the MVC knob after
entering
LOCATE mode
.
This
causes
the wind speed
to be reduced to approximately 1.9 meters per second
.
By pressing the
the VARI - SPEED EXECUTE
mode
.
button again
,
you will enter
VARi
£
g
3
.
VARI
-
SPEED EXECUTE mode
s
Q
REPEAT
El
The LED on
the
capstan reference will be switched from the internal
crystal
reference to a variable reference source set to
provide the deviation programmed in the VARI -
SPEED PROGRAM mode .
will illuminate and the
VARI
Q
REPEAT
<
CO
o
The REPEAT mode causes
the APR
-
5000
to play
a seg
-
ment of tape repeatedly
.
It
is cancelled by pressing
cc
o
a
STOP
TC GEN
For
programming
a REPEAT function , the START
time
must be programmed into memory location
28 and the
END
time
must
be stored into memory
location
29 . The difference between the contents
of memory location
29 and the contents
of
memory location 28 must be positive in order for
the
REPEAT function to work
.
TIME CODE
GENERATOR
This button selects the internal time code generator .
This function can only be used on the APR - 5003 ,
Center Track Time Code machine
.
See TIME CODE
SUPPLEMENT
.
The specified END time must be greater than the start
time
.
Negative numbers are
permissible
as
long
as the
difference between memory location 29 and location
28 is
positive
.
CHASE
VARi
SPEED
The CHASE mode can
only be used with
an APR - 5003 ,
Center Track Time Code machine to slave the machine
to an external time code source . See TIME CODE
SUPPLEMENT
.
VARIABLE PLAY
SPEED
Variable Play Speed control provides the ability of
achieving play speed up
to 50 % over or under the
standard play speed
.
It operates in three modes , OFF ,
VARI
-
SPEED , and VARI
- SPEED PROGRAM
.
LIFTER
LIFTER DEFEAT
1 . OFF mode
Pressing the
defeated
.
This disables the lifters
,
causing them to stay
disengaged in a FAST WIND mode ,
such
as FAST FOR -
WARD
,
REWIND , LOCATE or SPOOL mode . The
tape
will
pass over
the heads
.
All audio channels will be
undimmed
.
When this mode is entered
, no
audio
channels will be dimmed by the transport .
button
causes
the lifters to be
LIFTER
The OFF mode disables Variable Play .
This is indicated
when the back lit LED on the
illuminated
. The capstan reference source
is
derived
from the internal
crystal
.
button is not
VARI
To enter the VARI - SPEED PROGRAM mode press the
button
once
, it will
cause
the button to flash
.
The controls
are now
in VARI - SPEED PROGRAM mode
.
VARI
4
-
3