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Sony BVU-800 Operation And Maintenance Manual page 6

Videocassette recorder

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1-1 .
FE
AT
URE
S
Q
u
ic
k
access to t
h
e e
d
it
p
oi
n
ts
Search
fun
ct
i
o
n
s
p
rov
i
d
in
g α recogn
iz
ab
l
e picture in the
s
hu
tt
l
e
m
ode
(in
wh
i
c
h th
e
pl
a
y
bac
k
s
p
ee
d
ca
n
be var
i
ed
f
ro
m
1/30 to 10 t
im
es
n
or
m
a
l
s
p
ee
d in
bot
h f
orward a
nd
r
everse) a
n
d t
h
e
j
og
m
ode (i
n
wh
i
c
h t h
e
pi
ct
u
re
m
oves as
t
h
e searc
h d i
a
l m
o
v
es), e
n
ab
l
e operators to locate t
h
e e
di
t
p
o
in
t
m
ore
qui
c
kly .
A
l
so
in
t
h
e
f
ast
f
orward a
nd r
e
w
i
nd
m
ode, t
h
e ta
p
e is t
hr
ea
d
ed aro
un
d t
h
e dr
um
a
nd
α recog-
niz
ab
l
e
pi
ct
u
re can be obta
in
e
d u
s
in
g α
t
im
e base correcto
r
.
Edit functions
In t
h
e asse
m
b
l
y ed
i
t
m
o
d
e, t
h
e v
i
deo, a
u
d
i
o c
h
a
nn
e
l
1 a
nd
c h
a
nn
e
l
2 s
i
g
n
a
l
s ca
n
be ed
i
ted s
imul
ta
n
eo
u
s
l
y. In the insert
ed
i
t
m
o
d
e, t
h
e v
i
deo, a
u
d
i
o c
h
a
nn
e
l
1 a
n
d c
h
a
nn
e
l
2 s
i
g
n
a
l
s
ca
n
be e
di
ted
in
de
p
e
n
de
n
t
ly . Th
e ed
i
t
m
ater
i
a
l
can be
vi
ew-
e
d
be
f
ore a
nd
after record
in
g.
Front access
E
very o
p
erat
i
o
n
,
in
c
lu
d
in
g cassette
in
se
r
t
i
o
n
a
n
d re
m
ova
l
, is
p
er
f
o
rm
ed
f
ro
m th
e
fr
o
n
t
p
a
n
e
l
, w
hi
c
h
ca
n
be t
il
te
d
to
indivi
d
u
a
l
's
p
re
f
ere
n
ce up to 90° (6 ste
p
s) .
R
emote control
W h
e
n
ed
i
t
in
g
u
s
in
g two
B
V
U
-800 v
i
deo cassette recorders,
t
h
e
f
ro
n
t
p
a
n
e
l
controls o
f th
e recorder, wh
i
c
h
can be
detac
h
ed, ca
n
a
l
so re
m
ote
ly
co
n
t
r
o
l th
e
pl
a
y
e
r .
Time co
d
e recording/playback
f
unction
Th
e ta
p
e
h
as α
sp
ec
i
a
l c h
a
nn
e
l,
t
h
e ad
d
ress trac
k
, w
hi
c
h
a
ll
ows t
h
e S
M
P
TE
t
im
e co
d
e to be recor
d
ed a
n
d
pl
a
y
ed
bac
k w i
t
h
o
u
t sacr
ifi
c
in
g an a
u
d
i
o c
h
a
nn
e
l w i
t
h
α
tim
e co
d
e
ge
n
erato
r
a
n
d reader .
02
(Phi square)-servo loop circuit
Th
e
B
V
U
-800
f
eat
ur
e
preve
n
ts
picture
disturbances
("flagg
in
g" or "w
hipping")
at t
h
e ed
i
t po
in
t, s
in
ce it
e
n
s
u
res pro
p
er Η-
ph
ase a
nd f
ra
m
e
ph
ase a
li
g
nm
e
n
t.
Th
e
Η-
ph
ase a
li
g
nm
e
n
t is
p
er
f
or
m
e
d
a
u
to
m
at
i
ca
lly
.
Capstan servo
T
h
e
B
V
U
-800
in
co
rp
o
r
ates α ca
p
sta
n
servo c
i
rc
ui
t w
hi
c
h
l
oc
k
s o
n
to t
h
e exter
n
a
l si
gna
l
.
F
raming servo
Thi
s ide
n
t
ifi
es eac
h e v
e
n
a
nd
o
dd fi
e
ld in
α
g
iv
e
n fr
a
m
e, a
n
d
e
n
s
ur
es t
h
at e
d
its occ
ur p
rec
i
se
l
y betwee
n
t
h
e e
n
d o
f
an
eve
n fi
e
l
d a
n
d t
h
e start o
f t h
e
n
ext od
d fi
e
ld,
f
or c
l
ea
n
ed
i
ts .
Direct drive system with six DC motors
S
i
x
m
otors are
m
o
un
ted i
n
de
p
e
nd
e
n
t
l
y
in th
e
B
V
U
-800 .
B
r
u
s
hl
ess
D
C
m
otor, d
i
rect
l
y co
upl
ed w
i
t
h th
e dr
um
asse
m
b
ly
a
n
d
n
ew
ly
de
v
e
l
o
p
e
d b ru
s
hl
ess
D
C
m
oto
r
, is
e
mpl
o
y
ed to t
h
e ca
p
sta
n
asse
m
b
l
y. S
in
ce t
h
e s
uppl
y ree
l
a
nd t h
e take-up ree
l
are dr
iv
en b
y th
e
in
de
p
e
n
de
n
t
m
otors
S
E
CTIO
N
1
O
PER
ATIO
N
a
n
d t
h
e te
n
s
i
o
n
on t
h
e ta
p
e is prec
i
se
l
y set b
y
α servo
s
y
ste
m
,
qui
c
k
access can be
m
a
d
e.
Digital time counter
Th
e t
im
e counter
in
d
i
cates t
h
e a
m
o
un
t o
f
ta
p
e ad
v
a
n
ce-
m
e
n
t at
n
or
m
a
l
s
p
ee
d
i
n h
o
u
rs,
minu
tes, seco
nd
s a
n
d
f
ra
m
es b
y
co
un
t
in
g t
h
e C
TL si
g
n
a
l
s. It ca
n
a
l
so
in
d
i
cate t
h
e
la
p
t
im
e o
f
e
di
t
in
g.
Automatic/manual video recor
d
ing systems
Syste
m p
rov
i
des α
ch
o
i
ce o
f
e
i
t
h
er A
UT
O or
M
A
NU
A
L
vid
eo
r
ecordi
n
g leve
l
co
n
tro
l
.
Audio system
Th
e a
udi
o recording a
n
d
pl
aybac
k l
e
v
e
l
s ca
n
be adj
u
ste
d
se
p
arate
l
y.
If n
ecessary, α li
mi
ter can be act
i
vated so t
h
at
vi
rt
u
all
y d i
stort
i
o
n
-
f
ree recordings of s
ud
de
n
, very stro
n
g
i
npu
t s
i
g
n
a
l
s can be
m
a
d
e. T
h
e C
H
-1 a
n
d C
H
-2 a
u
d
i
o s
i
g
n
a
l
s
ca
n
be
mi
xed while record
in
g.
Editing/duplicating connectors
DUB
IN a
n
d
DUB
O
UT
co
nn
ectors per
mi
t e
di
ti
n
g a
n
d
d
up
licat
in
g o
f v id
eo s
i
gna
l
s w
i
t
h
litt
l
e degradat
i
o
n
, eve
n
o
v
er several ge
n
erat
i
o
n
s.
Time base corrector (TBC) connection
Th
e
B
V
U
-800 is
p
rov
id
e
d wi
t
h
an exter
n
a
l su
bcarr
i
er
inpu
t co
nn
ecto
r
(SC IN)
a
n
d an exte
rn
a
l
s
yn
c input
co
nn
ector (ΕΧΤ SY
N
C IN) wh
i
c
h
allow it to be co
nn
ected
to α
t im
e base corrector. It is a
l
so poss
i
b
l
e to co
nn
ect an
exter
n
a
l
dro
p
o
u
t co
mp
e
n
sato τ (
f
ro
m
α
TB
C, etc.) to t
h
e
B
V
U
-800's
RF
O
UTPUT
connector. Α
t
im
e base corrector
s
u
c
h
as α
B
V
T
-800 ca
n
be co
nn
ected w
i
t
h
α
mul
t
i
-core
cab
l
e.
Auto
r
ewind/auto stop
A
u
to
r
ewi
nd fun
ct
i
o
n
a
u
to
m
at
i
ca
lly
rew
in
ds t
h
e ta
p
e to t
h
e
beginning at t
h
e e
n
d o
f th
e ta
p
e. A
u
to sto
p fun
ct
i
o
n
a
u
to
m
at
i
ca
lly
sto
p
s t
h
e ta
p
e at t
h
e to
p
o
f th
e ta
p
e.
Indicator lamps
T
h
ese la
mp
s are co
nv
e
ni
e
n
t
ly l
ocated on t
h
e
f
ro
n
t pa
n
e
l
,
n
ot
if
y
in
g t
h
e o
p
e
r
ator o
f t h
e co
n
d
i
t
i
o
n
s o
f th
e
f
ra
min
g
servo loc
k
, o
f in
ter
n
a
l m
o
i
st
u
re co
n
de
n
sat
i
o
n
, t
im
e code
recor
din
g/
pl
a
y
bac
k
a
n
d o
f
t
h
e o
p
erat
i
o
n
of t
h
e ca
p
sta
n
a
n
d
dr
um
servo loc
k
.
Plug-in boar
d
s and modules
Plu
g-
in
boards a
nd m
o
dul
es are des
i
g
n
ed
f
o
r th
e ease o
f
t
h
e
serv
i
ce a
n
d maintenance b
y
s
imply
removing t
h
e to
p p
a
n
e
l .
M
ountable in standar
d
19" rack
Th
e
B
V
U
-800 is
m
o
un
tab
l
e
in
α sta
n
dard ΕΙΑ 19" rac
k
.

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