Dolby Laboratories CP650, Руководство по установке

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Dolb
y
®
Mod
el CP6
50
T
rou
bles
h
o
ot
ing Char
t
Mai
n
ten
anc
e
and
T
roubles
hoot
ing
9-
16
S
y
mp
tom
Probable Cau
se
Recommended A
c
tio
n
CH
A
N
GEOVER A
ND
CONTROL TROU
BLES
Pro
je
cto
r c
h
ang
eov
er com
m
and does not
chang
e th
e soun
d to
the
out
put o
f th
e
sele
ct
ed p
ro
ject
or a
nd th
e f
ront-
panel
indi
ca
tors
P1 or P
2
do no
t
li
g
h
t acc
ord
ing
to th
e pr
o
je
ct
o
r s
el
ect
ed.
D
efec
tiv
e ch
ang
eov
er re
lay
or sw
it
ch
.
Defec
tiv
e wi
ring
fr
om
rela
y
or switc
h to
te
rm
inals
on
rea
r
of th
e CP650.
Defec
tiv
e Ca
t. No. 772
boa
rd.
If
possibl
e, che
ck
tha
t th
e r
elay
or sw
it
ch con
ta
cts
ac
tu
ally
open an
d cl
ose
as
the c
h
ang
eov
er com
m
and is
issu
ed
se
ve
ra
l ti
m
es
.
Check
that
th
e wir
ing
has n
o
t be
en dam
ag
ed and th
at
connec
ti
ons are fi
rm
ly
m
ad
e
at
b
o
th ends.
C
all serv
ic
e
eng
ine
er.
Wi
th an
aut
om
ation sy
st
em
conne
cte
d to
the C
P
650
:
T
h
e CP650 f
re
ez
es in
to on
e form
at and
does no
t a
ccep
t any
ot
her
se
lec
ted
fo
rm
at
when y
ou pres
s th
e f
ron
t-
panel bu
tt
ons.
In
correct w
ir
ing
to D-
connecto
r p
lug
g
ed into CP650
;
defe
ct
iv
e or i
n
co
rre
ct
ly
pro
g
ram
m
ed autom
ation
equipm
ent.
Unplug
the D-
connect
or
fro
m
the back
of th
e CP650. I
f
y
ou can exe
rc
ise
loc
al c
ont
ro
l ov
er t
h
e CP650,
th
e pro
b
lem
is e
ith
er
the w
ir
ing
to t
h
e a
u
tom
ation
equi
pm
ent or
the
autom
atio
n equ
ipm
ent i
tse
lf
. C
al
l s
erv
ice
eng
inee
r.
If
y
ou cannot
exe
rci
se
loca
l cont
rol
ov
er th
e CP650
ev
en
with
the a
u
tom
ati
on equ
ip
m
ent discon
nec
ted,
swi
tch
to
by
pass m
ode by
pressi
ng
th
e fro
nt-
panel p
o
wer b
u
tt
on,
and
cal
l se
rv
ice
eng
inee
r.