Dell P780 - 17" CRT Display, Service Manual

Page: 5 / 61

— 5 —
P780
SECTION 1
GENERAL
The following are partial abstracts from the Operating Instruction Manual.
The page numbers shown reflect those of the Operating
Instruction Manual.
4
Ge
tting S
ta
rted
Setup
Co
nne
ct
t
h
e mon
it
o
r t
o
yo
ur com
pu
te
r
sy
st
em.
Th
is m
o
n
ito
r will
syn
c to
pl
a
tf
o
rm
s ru
nn
ing
a
t h
o
riz
on
ta
l fre
qu
en
ci
es
b
e
tw
ee
n
30
a
n
d
8
5
kHz
.
Step
1
Ma
k
e
s
u
re
t
h
e c
o
mp
ut
er
s
y
st
em
i
s sw
it
ch
ed
o
ff
a
n
d a
tt
ac
h
th
e vi
de
o
si
gn
al
c
a
b
le
to
th
e v
ide
o
ou
tp
ut
of
the
c
o
mp
ut
er
.
Step 2
M
ake sur
e t
h
e
c
o
mp
ut
er
i
s swi
tc
hed
of
f and
a
tta
ch t
h
e
po
we
r c
o
rd
to
th
e m
o
n
ito
r.
Th
e
n
,
a
tt
a
ch
th
e
oth
er
e
n
d
o
f
th
e
p
o
we
r co
rd
to
a p
o
wer o
u
tl
e
t.
Step 3
S
w
it
c
h
on
t
h
e mo
ni
to
r and
com
put
e
r.
Step 4
A
d
ju
st
t
h
e
u
ser
co
nt
ro
ls
ac
co
rd
in
g to yo
ur
pe
rs
on
al
p
referen
ce.
Inst
a
ll
a
tion
is c
o
m
p
le
te
.
Parts and Controls
1
(RESET)
button
(pa
ges
6
,
9
)
Th
is bu
tto
n
re
se
ts t
h
e a
d
justm
ents
to
the
fa
ct
o
ry
se
tt
ing
s.
2
(BRIGHTNESS) (
v/V
) but
tons
(page
5)
Th
e
se
b
u
tt
on
s a
d
ju
st th
e p
ic
ture
b
rig
htn
es
s
a
n
d
fun
ctio
n a
s th
e
(
v/V
) bu
tto
ns wh
en
a
d
ju
st
ing
o
the
r
ite
m
s.
3
(M
ENU)
b
u
tton (page
6)
Th
is bu
tto
n
disp
la
ys t
h
e M
ENU OSD.
4
6
(CONTRAST) (
B/b
) bu
ttons
(pag
e
5
)
T
h
e
se bu
tt
o
n
s ad
ju
st
t
h
e co
nt
rast
an
d fun
ct
io
n as t
h
e
(
B/
b
)
bu
tto
ns wh
en
a
d
ju
st
ing
o
the
r
ite
m
s.
5
1
(PO
WER) s
w
itc
h a
nd in
dica
tor
Thi
s
bu
tto
n
turn
s th
e m
o
n
ito
r on
a
n
d o
ff.
The
in
d
ic
ato
r li
gh
ts up
g
re
en
whe
n
th
e
m
o
nit
or i
s
on
, a
n
d
lig
h
ts
u
p
gr
e
en
an
d
or
a
n
g
e w
hen
t
h
e
mon
it
o
r
is
i
n
P
owe
r S
av
ing
mo
de
.
6
AC
IN
co
nnec
tor
T
h
is
c
onn
ect
o
r
p
rov
id
es
A
C
po
w
er
to
th
e mo
ni
to
r.
7
Video
inpu
t co
nnec
tor (HD15
) (pa
ge
5
)
T
h
is
c
onn
ect
o
r
in
pu
ts R
G
B
vi
d
eo si
gn
al
s an
d SYN
C
si
g
n
al
s.
Computer
to the v
ide
o output
to
a power out
let
P
ower cord
Fr
on
t
Re
ar
5
Ge
tt
ing
S
ta
rte
d
Customizing Y
o
u
r Mo
ni
to
r
US
Th
is m
o
n
ito
r c
an
b
e a
d
ju
ste
d
withi
n t
h
e a
n
g
le
s sh
own
be
lo
w. T
o
tu
rn t
h
e m
o
n
ito
r ve
rti
c
ally
o
r ho
riz
on
ta
lly
, h
o
ld
it
a
t
the
b
o
tt
om
with
b
o
th
ha
nd
s.
1
Press
the
(BRIG
HT
NESS)
v/V
or
6
(CONTRAST)
B/
b
b
u
ttons
.
Th
e BR
IG
HT
NESS
/CONTRAST
OSD ap
pea
rs
.
2
To a
djus
t the
bright
ness
.
Press
th
e
(BRIGHTNESS
)
v/V
bu
tt
ons
.
To a
djus
t the
con
tr
a
st.
Pre
ss
th
e
6
(CONTRAST
)
B/b
bu
tto
ns
.
Use
of t
h
e
Til
t/
Swi
vel
Video Conn
ector
Pi
n No.
Sign
al
Pi
n No.
Sign
al
1
R
ed
vi
deo
8
B
lu
e
r
e
tu
rn
2
G
re
e
n
vi
d
eo
9
No
t u
sed (
n
o pi
n)
3
B
lu
e
v
ideo
10
Gr
o
und
4
G
ro
und
11
Gr
o
und
5
C
PU
h
o
st
gr
ou
nd
1
2
SD
A
(s
er
ia
l da
ta
)
6
R
ed
gr
ou
nd
13
Ho
ri
z
o
n
ta
l S
y
n
c
7
G
ree
n
retu
rn
1
4
V
ertical S
y
n
c
15
S
C
L (
se
ri
a
l cl
o
ck)
90°
5°
90°
15°
123
4
5
9
8
7
10
11
12
13
14
15
6
Adjusti
ng
the Pic
ture Bri
gh
tn
e
ss
and Contr
a
s
t
BRIGHTNESS/CONTRAST
26
26