JVC JX-SV77 User manual

INSTRUCTIONS
JX-SV77
VIDEO EDITING PROCESSOR

IMPORTANT (In the United Kingdom)
Mains Supply (AC 240 V~, 50 Hz only)
IMPORTANT
Do not make any connection to the Larger Terminal coded
E or Green. The wires in the mains lead are coloured in
accordance with the following code:
Blue to N (Neutral) or Black
Brown to L (Live) or Red
If these colours do not correspond with the terminal identi-
fications of your plug, connect as follows:
Blue wire to terminal coded N (Neutral) or coloured Black.
Brown wire to terminal coded L (Live) or coloured Red.
If in doubt — consult a competent electrician.
WARNING: TO REDUCE THE RISK OF
FIRE OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPLIANCE TO RAIN OR
MOISTURE.
VARNING: FOR ATT ELIMINERA RISK FOR
ELEKTRISKA STOTAR OCH OVERSLAG |
APPARATEN SKALL APPARATEN EJ _ UT-
SATTAS FOR REGN ELLER FUKT.
BEMAERK: | stilling OFF er apparatet stadig forbundet
med lysnettet hvis det @nskes fuldsteendig afbrudt skal
netledningen traekkes ud.
VARNING
Strémstallaren POWER ar sekundart kopplad och skijer inte
apparaten fran natet i frankopplat lage. For att apparaten
skall skijas fran natet skall natsladden dras ur fran vaggutta-
get.
Thank you for purchasing this JVC product.
Before you begin operating this unit, please read
the instructions carefully to be sure you get the
best possible performance.
If you have any questions, consult your JVC
dealer.
ENGLISH INSTRUCTIONS
Wir danken Ihnen fiir den Kauf dieses Gerats.
Bitte lesen Sie die Anleitung sorgfaltig durch,
um alle Funktionen voll ausschopfen zu kénnen.
Falls Sie irgendweiche Fragen haben, wenden
Sie sich bitte an |hren JVC-Handler.
DEUTSCHE BEDIENUNGSANLEITUNG
Seite 28 — 53
Nous vous remercions d’avoir porté votre choix
sur cet appareil JVC.
Pour pouvoir obtenir les moeilleures perfor-
mances de l'appareil, veuillez lire attentivement
ces instructions avant l'utilisation.
Pour toute question, veuillez vous adresser a
votre revendeur JVC.
INSTRUCTIONS EN FRANCAIS
Antes que nada, deseamos agradecerle por la
compra de este producto JVC.
Antes de poner esta unidad en “operaci6n,
asegurese de leer detenidamente estas instruc-
ciones para obtener, de tal modo, el mejor
rendimiento posible.
Por cualquier duda o pregunta, sirvase dirigirse a
su concesionario JVC.
INSTRUCCIONES EN ESPANOL
Pagina 80 — 105
Tack f6r valet av denna JVC-produkt.
Las bruksanvisningen noggrant innan du borjar
anvanda apparaten, sa att du far ut mesta mdjliga
av den. Kontakta din JVC-handlare, om du har
nagra fragor.
ANVISNINGAR PA SVENSKA
Sid. 106 — 131

CAUTION
To reduce the risk of electrical shocks, fire, etc.:
1. Do not remove screws, Covers or cabinet.
2. Do not expose this appliance to rain or moisture.
*It may be unlawful to record or play back copyrighted
material without the consent of the copyright owner.
CONTENTS
Important
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2
Features
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2
Description
and
functions
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Connections
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6
Operation...
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10
Troubleshooting...
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26
Specifications
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27
IMPORTANT
1. Installation
@Select
a
place
which
is
level,
dry
and
neither
too
hot
nor
too
cold
(between
-5°C
and
40°C/23°F
and
104°F).
®@Keep away from direct sunlight.
®@Do not put it too close to a heater.
2. Power cord
®@Do not handle the power cord with wet hands!
®@Do not bend the power cord sharply.
eWhen
unplugging
from
the
wall
outlet,
always
pull
the
plug,
not
the
power
cord.
3. Malfunctions, etc.
@There are no user serviceable parts inside.
If
anything
goes
wrong,
unplug
the
power
cord
and
consult
your dealer.
®@Do not insert any metallic object.
®Do not allow water to get inside.
FEATURES
Multi-function
video
editing
processor,
fully
compatible
with
Super
VHS
VCRs
and
camcorders
Two
source
inputs,
a
recording
output
and
a
monitor
output
—
all
with
connectors
compatible
with
Super
VHS.
®Versatile wipe function with background colour generator
Up
to
16
wipe
patterns
are
available
by
combining
basic
5
patterns, with 8 background colours.
®Video/audio faders
Picture and sound can be faded in and out independently;
the picture can be faded to and from any of 8 background
colours.
Versatile character generator function
Any required titles can be created on the monitor screen and
recorded on the VCR, with a 5-page memory which includes
a scroll page. User-created titles can be displayed in any of
three ways; ‘insert’, ‘fade in/out” or “scroll”.
®Easy colour balancing with joystick controller
The white balance of the picture can be compensated easily
using a joystick, with a Wide Range button when more
compensation is required.
®Audio mixing function
Audio mixing is possible with either AUX or microphone
inputs; audio level meter provided.
®@|mage enhancement
Variable image enhancer reduces picture degradation during
editing.
Colour level adjustment
Makes adjusting colour intensity easy.
®@Editing control function
When used together with specific JVC VCRs (with remote
pause jacks), recording and playback can be started and
paused with the operations of the VCRs synchronized.
@Colour bar generator built-in
A convenient colour bar generator is built in for the adjust-
ment of monitors, etc.
®@Bypass switch provided
Bypass switch allows you to check the input source and the
edited output by pressing a single button.

DESCRIPTION AND FUNCTIONS
< CONTROL PANEL AND FRONT PANEL>
VIDEO EDITINGIPROCESSOR JX#6V77
‘SQUACE SELECT EDITING SDNTRO
: ramen Renan
| ET) [se
I bes non’
ad
Bee rae cones et ey
@ POWER button
Press this button to turn the power ON.
The JX-SV77 consumes approximately 2.5 watts of elec-
tricity even when the power is OFF, to back up the
memory holding switch/control settings.
@ SOURCE SELECT buttons
Press these buttons to select the input source.
® EDITING CONTROL button
Press this button to start the playback and recording VCRs
simultaneously. Pressing it again sets both VCRs to the
pause/still mode. (Only with certain JVC VCRs.)
@ AUDIO LEVEL meter
This indicates the level of the audio signal output from the
MONITOR connector.
© MONITOR SELECT buttons
SOURCE 1/2 buttons:
Select the input signals (picture and sound before process-
ing) to be monitored with these buttons.
AUX/MIC button:
Press this button to select the sound input from either the
AUX or MIC jacks.
C/G PRE-VIEW button:
Press this button when the characters are only to be super-
imposed on the screen of the TV connected via the
MONITOR output (when creating titles).
The buttons in the Character Generator control section are
effective only when this is ON.
PROGRAM button:
Press this button to monitor the signals output from the
REC OUT jacks. With this button ON, buttons in the
Character Generation control section do not function,
RETURN button:
Press this button to monitor the signal returned from the
VCR used for recording.
@ BY PASS button
Press this button to feed the input signal directly to the
output jacks (with no processing in the JX-SV77).
@ FADER controls
VIDEO FADER controller:
Use to fade the picture in and out. Normally set to the top
(IN) position. Slide toward the bottom (OUT) for the
background colour selected with the BACK COLOR knob.
AUDIO FADER controller:
Use to fade the sound in and out. Normally set to the top
(IN) position. Slide toward the bottom (OUT) to decrease
the output level.
© AUDIO MIXING control
Use this to mix the sound from the AUX audio inputs or
MIC jack with the source sound.
© CHARACTER GENERATOR control panel
Use these buttons to select the characters to be super-
imposed on the picture.
Refer to ‘Character Generator Controls” on page 4.

@ COLOR BALANCE controls
COLOR BALANCE ON/OFF button:
Press this button to use the COLOR BALANCE joystick.
COLOR BALANCE joystick:
Adjust the white balance or tint of the picture with this
joystick,
WIDE RANGE button:
Press this button to widen the control range of the colour
balance.
@ COLOR LEVEL controls
COLOR LEVEL ON/OFF button:
Press this button to ON to change the colour intensity.
COLOR LEVEL controlier:
Slide this control toward LIGHT to decrease the colour
intensity and toward DEEP to increase it.
@ ENHANCER controls
ENHANCER ON/OFF button:
Press this button to activate the enhancer.
ENHANCER controller:
Slide this control toward MAX to increase the enhance-
ment effect and toward MIN to decrease it.
® MIC jack
Plug a microphone into this jack when mixing the sound
picked up from the microphone with the source sound.
< CHARACTER GENERATOR CONTROLS >
CHARACTER GENERATOR
oe
ee
@ PHONES LEVEL control
Adjust the output level of the headphone sound with this
knob.
@® PHONES jack
Connect stereo headphones to this jack to monitor the
sound output from the MONITOR output connector.
@ BACK COLOR select knob
Select the background colour for wipes and fades with this
knob. Set to the COLOR BAR position to select the
colour bar chart.
@® WIPE PATTERN select buttons
Select the required wipe pattern with these buttons.
Various wipe patterns are available by combining these
basic patterns (except for circle KJ pattern).
@® WIPE controls
WIPE ON/OFF button:
Press this button to ON to activate the wipe function.
WIPE controller:
Slide this knob toward SOURCE to wipe the picture in and
toward BACK COLOR to wipe it out.
@ PAGE select buttons
Select one among five pages; PAGE 1 to PAGE 4 and
SCROLL. Press these buttons a second time to emphasize
the characters by adding the black outline around each
(white) character. (Press a third time to remove the out-
line.)
@ DATE/SHIFT button
This button functions to turn the date indication ON and
OFF when PAGE 1 is selected. Otherwise, it functions as a
SHIFT button (to alternate between button functions when
setting the position of the ‘‘headline’’ on the SCROLL
page).
© CREATE button
Press this button to create titles.
@ CLEAR button
Press this button to cancel all the titles created on the
selected page.
© SIZE button
Press this button to change the size of the characters on the
selected page. Up to 5 sizes are available, except for the
titles on PAGE 1.
@ CURSOR (<<, > ) buttons
These buttons are used to move the cursor when creating
titles. Press <4 to move the cursor to the left and press >
to move it to the right.
@ CHARACTER SELECT buttons
SPACE button:
Press this button to leave a space between characters,
REV, FWD buttons:
These buttons are used to select the required character.
Press FWD to change the letters in ascending order, and
press REV to change in descending order.

’
© TITLE POSITION buttons
Press these buttons to select the position in which the titles
are to be placed on the screen.
© SCROLL control buttons
(Effective only when SCROLL is selected.)
SCROLL SPEED button:
Press this button to vary the scrolling speed. The scroll
speed can be selected in four steps.
SCROLL REVERSE butten:
Press this button to reverse the scrolling direction. (Norm-
ally, titles are scrolled from the bottom to the top of the
screen.)
SCROLL START/STOP button:
Press this button to start scrolling. Press it again to stop
scrolling.
< REAR PANEL> .
@ VCR-1, VCR-2 input connectors and signal select switches
Connect the output connectors of the VCRs used for play-
back to these connectors. Set the signal select switches
(COMPOSITE or Y/C) to the appropriate positions, de-
pending on whether the input signals are composite or Y/C
separated video signals.
@ REC OUT/RETURN connector and signal select switch
Connect the input/output connector of the VCR used for
recording to this connector. The video signal output from
this connector is a composite signal.
When using the RETURN function, the video signal re-
turned from the VCR used for recording can be selected by
the setting signal select switch to the appropriate position,
depending on whether the signal is a composite or Y/C
separated video signal.
© REC OUT (Y/C) connector
Connect the input connector of the Super VHS VCR used
for recording to this connector. Only a Y/C separated video
signal is output from this connector,
@ MEMORY button
Press this button to store the title you have created in
memory. While creating titles, press this button to change
from one page to another.
@® INSERT ON/OFF button
Press this button to turn the superimposition of the stored
titles to be output to the REC OUT jacks on and off.
@ FADE IN/OUT button
Press this button to fade the superimposed titles output to
the REC OUT jacks in and out.
WARNING : SHOCK HAZARD-DO NOT OPEN
AVIS : RISQUE DE CHOC ELECTRIQUE-NE PAS OUVRIR
COMPANY OF JAPAN, LIMITED
1D BY VICTOR
MADE IN JAPAN
ive
WIDEO EDITING PROCESSOR | Ff
MODEL NO JX-SV77
AC220V~ 50/0H2 20W
© MONITOR OUT connector and signal select switch
Connect the input terminals of the monitor TV to this
connector. The signal output from this connector can be
switched between a composite or Y/C separated video
signal with the signal select switch.
© AUX input terminals
Connect the output terminals of an outboard audio com-
ponent to these terminals, using conventional pin-jack
cables. The signals input to these terminals will be cancelled
automatically when the microphone is plugged into the
MIC jack.
@ EDITING CONTROL connectors
When suitable JVC VCRs are used for recording and play-
back, connect their Remote Pause jacks here.

CONNECTIONS
@The
following
connection
diagrams
show
some
examples
of
connection
of
the
JX-SV77
in
your
video/audio
system.
Please
read
the
instructions of the components to be connected with this unit.
@Before making connections, make sure that the power of all components is turned OFF.
m System Connection Example
@For connection of other components, also refer to page 7 and later.
Super VHS VCR
for playback
REC OUT/RETURN
sata Toe
oo ee
Sper VHS VCR
for playback
Front Panel
Headphones
Super VHS VCR
for recording
ellen
Monitor TV
WARNING : SHOCK HAZARD-DO NOT O}
AVIS : RISQUE DE CHOC ELECTRIQUE-| NE PAS OQUVRIR
MANUFACTURED BY VICTOR COMPANY OF JAPAN, LIMITED
TOKYO, JAPAN MADE IN
JVC
DEO EDITING PROCESSOR
MODEL NO JX-SV77
AC220V~ 30/60Hz 20W
95 2300..0000 |
Compact disc player
Microphone
Note:
®Do not connect VCRs other than specified JVC models to
the EDITING CONTROL jacks on the rear panel. They will
not work correctly and may cause malfunctions. For JVC
VCRs that can be connected to these jacks, refer to page 20.

m SOURCE (VCR-1/2) Connectors
Connection of playback VCR:
VCR used for playback
To IN/OUT connector
Sua a
AV (21-pin) connection cable
@Set the signal select switches at the side of the connectors to either the COMPOSITE or Y/C position according to the setting of
output signal selector on the playback VCR.

m™ REC OUT/RETURN and REC OUT (Y/C) Connectors
When recording and playing back with “composite” video signal:
VCR used for recording
a
CH BY 35553 |
Set to “COMPOSITE”.
AV (21-pin) connection cable *
Super VHS VCR used
for recording
To INPUT
connector
To REC OUT/
RETURN connector
To REC OUT
(Y/C)
connector
Be sure to connect the two cables at the same time, —————_—_—-»
AV (21-pin) connection cable
Note:
@Set
the
input
selector
(composite
or
Y/C)
on
the
recording
VCR
connected
to
the
REC
OUT
(Y/C)
connector
to
the
“Y/C"
position.
Also,
when
playing
back
the
tape
on
the
VCR
used
for
recording,
set
the
video
output
switch
on
the
)
VCRto
the
“Y/C”
position.

= MONITOR OUT Connector
Connection to monitor TV:
Monitor TV
eSet the output signal select switch to the “COMPOSITE” position when monitoring a composite video signal, and set it to the “Y/C”
position when monitoring a Y/C separated video signal.
m AUX Audio Input Terminals
Connection to Compact Disc player:

OPERATION
(Basic
Operations)
@The
following
diagram
shows
an
example
of
connections,
and
is
used
to
explain
the
operating
procedure.
e@Also
carefully
read
the
instructions
of
the
components
connected
to
this
unit.
m@ Before Operating
@First make preparations before starting operations.
Connection Example:
Recording
VCR
Monitor
TV
CD
Player
a,
meen-
FET
SF
To
IN/OUT
connector
|
_
J}
To
audio
outputs
a:f-
To
INPUT
Playback
VCR
connector
To IN/OUT connector
11 | Indicator lights.
To MONITOR OUT
connector
To AUX
jacks
Tov
{=> a
Rew
CR-1 connector
MW
12] Indicator lights.
| 3} Set to these positions.
[1]
Connect
the
components
as
shown
above,
referring
to
the
“‘Connections”
on
page
6
—
9,
and
press
the
POWER
buttons
of
the
JX-SV77 and other components to switch them on.
[2]
Press
the
SOURCE
SELECT
‘1
button
and
the
MONITOR
SELECT
“PROGRAM”
button.
(All
other
buttons
should
be
OFF.)
B] Set the knobs and FADER controls as shown in the above diagram.
-—10—

m@ How to Use MONITOR
To monitor the signal from the VCR-1 deck used for playback:
<Preparations>
Perform the operations in ‘Before operating’ steps [1] — [3] on page 10.
[1] Press the MONITOR SELECT “SOURCE 1” button.
[2] Play back the VCR-1 deck used for playback.
To monitor the signal from the AUX jacks (CD player):
[1] Press the MONITOR SELECT ‘‘AUX/MIC” button so that the indicator lights.
At this time, check that the ‘SOURCE 1” indicator is lit.
[2] Play back the CD player, etc. connected to the AUX jacks, At this time, check
that the microphone is not connected to the MIC jack.
To monitor the input signal from the playback VCR-1 again, press the AUX/
MIC button again or press the SOURCE 1 button.
To monitor the character generator:
<Preparations>
Play back the VCR deck used for playback,
[1] Press the MONITOR SELECT “C/G PRE-VIEW” button.
[2] Press the page button in the Character Generator control section corresponding
to the required page memory. If titles have been stored in memory, they will
be superimposed on the picture,
P4— } @When page indication appears (shows the create mode):
@\|f no page indication appears (shows that the
INSERT switch is ON):
Ste
CHARACTER GENERATOR
PAGE
3
DATE/SHIFT CREATE
a

When monitoring an edited tape with the recording VCR:
[1] Press the MONITOR SELECT “RETURN” button.
Rewind the tape to the point at which you want to start monitoring and play
it back.
To preview an edit using VCR-1 and AUX:
[1] Press the MONITOR SELECT “PROGRAM” button.
[2]
Set
the
playback
VCR
(VCR-1)
or
CD
player,
etc.
(connected
to
the
AUX
jacks)
to
the
playback
mode
and
perform
the
required
functions
using
the
wipe
and
fader
controls
of
the
JX-SV77,
to
preview
the
processed
picture
and
sound.
Cautions on editing:
®Background
colour
output,
white
balance
adjustment,
creating
titles
with
the
character
generator
and
other
video
processing
cannot
be
done
unless
a
video
signal
is
input.
@The
picture
from
a
pre-recorded
tape
may
be
different
from
that
seen
on
the
monitor
in
terms
of
colours
or
noise,
depending
on
the
VCR
and
the
video
tape
used.
It
is
advisable
to
perform
a
test
recording
in
advance.
@
The
output
of
the
background
colour
may
be
different
due
to
improper
colour
adjustment,
depending
on
the
monitor
TV
used.
®@When
video
tape
having
an
unsatisfactory
video
synchronizing
signal
due
to
repeated
editing
or
a
video
source
with
a
high
level
of
noise
is
used,
picture
instability,
incorrect
background
colour
or
unstable
wipe
patterns
may
occur.
This
does
not
indicate
a
malfunction
of
this
unit.
eSwitching
of
SOURCE
SELECT
buttons
during
edit
recording
may
disturb
the
picture.
Do
not
switch
the
sources
during
recording.
-12—

m@ How to Use WIPE Function
@To wipe the picture in and out.
The picture on the screen can be replaced with the required background colour in
a variety of patterns using the wipe function.
<Preparations>
Perform the operations in ‘Before operating’ steps [1] — [3] on page 10 to play
back the VCR-1 deck used for playback.
[1] Press the WIPE PATTERN button, and select the required pattern.
With the 5WIPE PATTERN buttons ( {os/ao/as[es[] ), any of four patterns
except for circle wipe ((2J) can be used in any combination, making possible
16 wipe patterns.
[2] Use the BACK COLOR knob to select any of eight background colours (white,
yellow, cyan, green, magenta, red, blue, black) or a colour bar chart.
[3] Press the WIPE button.
[4] Slide down the WIPE controller to wipe the picture out and slide up it to wipe
the picture in.
Example of wiping out
Nis
{ow [3 (O}
source A
Wipe in
sack coion V
sounce &
Wipe out
Back COLOR
Example of wiping in
hla [25 [1]
Cz
BACK COLOR sounce &
poe] sack covcon &
Wipe out
Notes on use of WIPE function:
eWhen a picture without a colour signal (such as that froma
monochrome (B/W) video camera) is used, the background
colour selected will not appear.
e@When the quality of the input video signa! is poor, the back-
ground colour may be modified slightly, noise may increase or
—13—
wiping may not be done cleanly. Also refer to “Cautions on
editing” on page 12.
@When the wipe pattern is changed or the playback VCR is
set to the still mode during wiping, the wipe pattern may
fluctuate or the picture may be distorted.

m How to Use FADER Function
@To fade the picture and sound in and out.
The picture on the source screen can be faded in and out gradually with the
required background colour, while the sound can be also faded in and out simul-
taneously or independently.
Example of video fading
Fade in
Fade out |
<Preparations>
our
Perform the operations in ‘’Before operating’ steps [1] — [3] on page 10 to play
back the VCR-1 deck used for playback.
Video
fading:
Example
of
audio
fading
[1] Select the required background colour with the BACK COLOR knob.
Ser ae
[2]
Slide
down
the
VIDEO
FADER
control
to
fade
out
the
picture,
and
slide
up
Ja
Fade
in
it to fade the picture in again.
io f4
Audio fading:
[3] Slide down the AUDIO FADER contro! to decrease the level of output sound
gradually, and slide up it to increase the level of output sound.
in A
f3
Fade out
our &
Notes on use of FADER function:
®@When the quality of the input signal is poor, the background @When the wipe and video fader functions are used simultane-
colourmay be modified slightly, noise may increase or fading ously, the brightness of the picture may be changed slightly
in/out may not be done cleanly. Also refer to “Cautions on depending on the colour selected.
editing” on page 12.
—14—

WU
m@ How to Use COLOR BALANCE
Using the COLOR BALANCE joystick, recordings made with
the video camera set to the incorrect white balance and
distorted colour balance can be compensated, or modified in-
tentionally.
<Preparations>
Perform the operations in “Before operating” steps [1] — [3] on page 10 to play
back the VCR-1 deck used for playback.
White balance adjustment:
[1] Press the COLOR BALANCE ON/OFF button to ON. COLOR BALANCE
[2] Operate COLOR BALANCE joystick to adjust the white balance. Set so that [2]
a white object looks like white, or human skin looks most natural.
When
over-adjusting:
|
2
[3] To change the colour balance greatly or intentionally apply an exaggerated
effect, press the WIDE RANGE button.
How to generate special colour effects:
With the above operations [1] , [2] , you can gradually change a colour picture into
a monochrome picture, or make a scene recorded in daylight appear to have been
recorded at dusk. To make the picture monochrome, set the COLOR LEVEL
control to its lightest position. Refer to ‘‘How to use colour level control’’ on page
16.
Notes on use of COLOR BALANCE:
e@Video tapes recorded with extremely bad white balance may @Also refer to “Cautions on editing’ on page 12.
not be compensated sufficiently.
@When a video source with no colour signal such as that from
a BW video camera is input, the required colour may not be
obtained.

@
How
to
Use
COLOR
LEVEL
Control
|
The COLOR LEVEL control allows you to change the colour
intensity of the source picture.
COLOR LEVEL
ON/OFF
<Preparations
>
i
7]
Perform the operations in “Before operating” steps [1] — [8] on page 10 to play
back the VCR-1 deck used for playback.
Lighter (weak)
Colour level adjustment:
1) Press the COLOR LEVEL button so that the indicator lights.
[2] Slide the COLOR LEVEL control to adjust the colour intensity. Set the DEEP
(uppermost) position for the same intensity as the input signal, or slide toward
LIGHT
LIGHT to get a lighter picture.
rg
LL
Note onuse of COLOR LEVEL control:
@Even when the COLOR LEVEL control is set to the LIGHT
position, a completely monochrome (black & white) picture
may not be obtained, depending on the source used.
—-16—

@ How to Use the ENHANCER
The ENHANCER control allows you to compensate blurred
pictures to obtain a sharper image (to emphasize the edges or
details of the picture).
<Preparations>
Perform the operations in ‘’Before operating’ steps [1] — [2] on page 10 to play
back the VCR-1 deck used for playback.
Image enhancement:
ENHANCE
ON/OFF
~
Emphasized
[1] Press the ENHANCER button,
[2] Slide the ENHANCER control toward MAX (top) to emphasize the edges of the
picture. During editing, it is recommended to set to a slightly weaker position
to obtain a clearer picture. Set to the MIN (bottom) position to apply no
enhancement effect.
m@ How to Use the COLOR BAR Chart
<Preparations>
Perform the operations in ‘Before operating’ steps [1] — [8] on page 10 to play
back the VCR-1 deck used for playback.
To generate the colour bar chart:
i Set the BACK COLOR knob to the COLOR BAR position.
[2] Slide the VIDEO FADER control downward.
Notes on use of ENHANCER: Note on use of COLOR BAR chart:
@When too much enhancer effect is applied, noise may in- @The colour bar chart will not be output when no video
crease or the picture may be distorted. signal is input.
The recorded picture may be slightly different from that seen
on the monitor TV screen. Perform test recording in advance.
-17-—

OPERATION
(Practical
Operations)
@
The
following
shows
an
example
of
connections.
Carefully
read
the
instructions
of
the
components
to
be
connected,
m@ Editing with Two Playback VCRs
< Editing Example >
When
editing
between
two
VCRs
and
recording
onto
another
VCR:
Recording VCR Monitor TV Playback VCR (2)
To IN/OUT
connector
To IN/OUT
connector
To INPUT
connector To IN/OUT
connector Weds pect
To REC OUT | To MONITOR _. ees
connector OUT
connector
To VCR-2
connector
To VCR-1
connector
<Preparations>
Connect each component as shown above referring to ‘‘Connections” on page 6 — 9.
[1]
Turn
on
the
power
of
the
JX-SV77
and
other
compo-
[5]
After
editing
is
finished,
set
the
recording
VCR
to
the
nents.
record-pause
mode.
[2] Press the SOURCE SELECT 1 button. [6] Press the SOURCE SELECT 2 button.
3]
Set
the
playback
VCR
(1)
to
the
playback
mode.
Set
the
playback
VCR
(2)
to
the
playback
mode
and
; follow the operations in steps [4] and [5].
[4] Operate the wiper or colour balance, etc. as required and
start recording on the recording VCR.
-18—

@ How to Use the EDITING CONTROL Function
The
“Editing
Control"
function
allows
the
playback
and
recording
VCRs
to
start
and
pause
simultaneously
(with
specific
JVC
VCRs
having REMOTE
PAUSE
jacks):
< Editing Example >
When
using
the
Editing
Control
function
to
play
back
the
playback
VCR-1
then
VCR-2
while
recording
the
material
with
the
record-
ing VCR.
Recording VCR Monitor TV Playback VCR (2)
To IN/OUT
connector
To IN/OUT
connector
To
INPUT
Playback
VCR
(1)
connector To IN/OUT
To RECOUT § +, monitor connector
connector OUT
connector
nnn
ns
To VCR-2
connector
To VCR-1
connector
< Preparations >
Connect each component as shown above, referring to ‘Connections’ on page 6 — 9.
@Using
miniplug
cables,
connect
the
EDITING
CONTROL
“VCR-1”
jack
and
““VCR-2”
jack
on
the
rear
panel
of
the
JX-SV77
to
the
“REMOTE
PAUSE”
jacks
of
the
playback
VCRs
(1)
and
(2),
and
also
connect
the
‘‘REC”
jack
of
the
JX-SV77
to
the
“REMOTE
PAUSE”
jack
of
the
recording
VCR.
[1] Turn on the power of the JX-SV77 and other components. [6] To stop editing, press the EDITING CONTROL button
again. (The playback VCR will be set to the still mode and
[2] Press the SOURCE SEELCT 1 button. the recording VCR will be set to the record-pause mode.)
[3] Locate the editing start point on the playback VCR (1) Press the SOURCE SELECT 2 button.
and set to the still (pause) mode.
Locate the editing start point on the playback VCR (2)
[4] Set the recording VCR to the record-pause mode. and set to the still mode.
[5] Press the EDITING CONTROL button on the JX-SV77, [9] Repeat steps [4] — [6].
(Approx. 16 seconds later, the playback VCR will be set
to the play mode while the recording VCR will be set to
the record mode automatically.)
—~19—