Sharp LC-37AD1E (serv.man5) Service Manual ▷ View online
8
LC-37AD1E
Preparation
4
5
Attac
hing the c
lamps and b
undling the cab
les with the c
lamp
Closing the terminal co
ver
Cab
le c
lamp (Lar
g
e
)
Inser
t the cable
clamp in the hole
on the Display leg
as shown.
Cab
le c
lamp (Small)
Peel of
f the seal
on the back and
attach as shown.
Displa
y (rear vie
w)
Cab
les come out
fr
om the small
opening.
Remo
ving
the s
tand
and s
peake
r
This
unit
has d
etac
hab
le ty
pe sp
eaker
.
Y
ou
can
de
tac
h
t
he
sys
tem
sp
eak
er
whe
n u
s
in
g e
x
te
rnal
sp
eak
er
.
Bef
or
e r
emov
ing
(or
att
ach
ing
) sp
eak
er
, un
plu
g
th
e AC
cor
d fr
om th
e AC
out
let
and
the
sys
tem
cab
le f
rom t
h
e
Dis
p
la
y.
CA
UTION
•
Do
not
re
mo
ve th
e s
tan
d a
nd
spe
ake
r f
rom
the
Di
spl
a
y
u
n
le
ss
usi
ng
an
opt
ion
a
l
bra
c
ket
to
mo
unt
it
.
•
Whe
n usi
ng
the
TV
wit
h
the
sup
pli
ed
sta
nd
att
a
c
hed,
do
not
rem
o
ve
the
spe
ake
r.
Doi
ng
so
ma
y
dis
tur
b
the
ba
lan
ce
lea
d
in
g t
o
p
rodu
ct
dam
a
g
e o
r p
e
rsona
l i
n
ju
ry
.
Bef
ore atta
c
hing/re
mo
ving
spe
aker
•
Bef
or
e per
for
m
in
g w
o
rk
ma
ke
sur
e to
tu
rn
o
ff t
he
Sys
tem
.
•
Bef
or
e pe
rf
or
min
g
wor
k
spr
ead
c
ush
ion
ing
o
ver
t
he
bas
e
ar
ea
to
lay
t
he
Dis
p
la
y
on.
T
h
is
w
ill
p
reve
nt
it
fr
om
bei
ng dam
age
d.
CA
UTION
•
Th
e
sp
ea
ke
r
te
rm
in
a
ls
o
n
th
e
Di
sp
la
y
ar
e o
n
ly
fo
r
th
e
at
ta
ch
ed
s
p
e
a
k
e
r.
Do
n
o
t c
o
n
n
e
c
t a
n
y
t
h
ir
d
pa
rt
y
p
lu
g
or
s
p
e
a
k
e
r
to
th
e te
rm
in
al
.
•
In
se
rt
th
e
sp
ea
ke
r
pl
ug
c
o
m
p
le
te
ly
in
to
t
h
e
t
e
rm
in
a
l.
NO
T
E
•
To
at
ta
ch
t
h
e
s
p
e
a
k
e
r a
n
d
s
ta
n
d
,
pe
rf
o
rm
th
e
ab
ov
e
st
ep
s
in
r
e
v
e
rs
e
o
rde
r.
2
34
Unf
ast
en
the
scr
ews
use
d to
sec
ur
e
the
spe
ake
r in
pla
ce.
Take hold of the speaker and slowly slide it
sid
ewa
ys.
(Th
e
spe
ake
r plu
gs ar
e
sti
ll ins
e
rt
ed
, so mak
e
sur
e no
t t
o
p
u
ll th
e s
pea
ker
to
o f
a
r.
)
Rem
ove
the
spe
ake
r plu
gs
fr
om
the
ter
m
in
al
on
the
Dis
p
la
y.
(Do
no
t r
emov
e t
he
plu
g
b
y
p
u
lling
th
e c
o
rd
.)
Now the speaker can be r
emoving fr
om the Display
.
Sp
ea
ke
r pl
ug
1
Unf
ast
en the
scr
ews
use
d
to sec
ur
e the
sta
n
d
in
pla
ce,
and
the
n
det
ach
the
sta
nd
fr
om
the
Dis
p
la
y.
(Hold
the
stand
so
it
will
not
dr
op
the
stand
fr
om
the
ed
ge
of
the
ba
se
ar
ea.)
9
LC-37AD1E
Preparation
Setting the Displa
y on the wall
Setti
ng th
e A
VC Sy
stem
with
the s
tand
CA
UTION
•
Install
ing the LCD Colour
TV require
s special
skill that should
onl
y be perf
ormed b
y
qualifi
ed ser
vice per
sonnel.
Custo
mer
s shoul
d not attem
pt to do the w
ork thems
elves
. SHARP
bear
s no respo
nsibi
lity
for impr
oper
mount
ing
or
m
o
u
n
ti
n
g
th
at
r
e
s
u
lt
s
i
n
ac
ci
de
nt
o
r
in
ju
ry
.
1
Using an optional brac
ket to mount the Displa
y
•
Y
ou can ask a qualified service personnel about using an optional AN-37AG1 bracket to mount the Display
to the wall.
•
Car
efully r
ead the instructions that come with the bracket befor
e beginning work.
Hanging on the wall
AN-37AG1 wall mount bracket. (See the bracket instructions for details.)
Ho
w to install the A
VC System ver
ticall
y
using the stand unit.
•
Use the supplied stand unit for installing the A
VC System ver
tically in an upright position.
Stic
k eac
h spacer to the
stand as sho
wn.
Pe
el
e
a
c
h
sp
ac
er
aw
ay
f
rom
th
e
pa
pe
r an
d at
ta
ch
to
t
h
e
f
o
u
r
bu
lg
in
g
ar
ea
s
on
t
h
e
s
ta
n
d
.
2
Attac
h
eac
h cushion to
the stand as sho
wn.
3
Fit the stand to the A
VC
System.
Pe
el
e
a
c
h
cu
sh
io
n
aw
ay
f
rom
th
e
pa
pe
r an
d at
ta
ch
to
t
h
e
f
o
u
r
ar
ea
s
at
th
e bo
tt
om
.
In
se
rt
th
e st
an
d in
to
t
h
e
A
V
C
Sy
st
em
, ma
ki
ng
s
u
re
th
at
t
h
e
th
ic
k an
d th
in
b
u
lg
e
s
of
t
h
e
st
an
d
al
ig
n
wi
th
t
h
e
b
ig
a
n
d
sm
al
l
ho
le
s
on
t
h
e
A
V
C
Sy
st
em
.
St
an
d
sp
ac
er
Bu
lg
e
St
an
d cu
sh
io
n
Th
in
b
u
lg
e
Th
ic
k
bu
lg
e
Bi
g ho
le
Sm
al
l
ho
le
4
Attac
h
the stand using the
stand scre
ws as sho
wn.
St
an
d sc
re
w
The A
VC System installed
ver
ticall
y
with the stand.
NO
T
E
•
Wh
en
mo
un
ti
ng
th
e
A
V
C
Sy
st
em
ve
rt
ic
a
lly
,
al
wa
ys
us
e
th
e
su
pp
lied
st
an
d.
Be
ca
re
fu
l no
t
to
bl
oc
k
ve
nt
ho
le
s
wh
en
st
an
di
ng
u
p
di
rectl
y
on
t
h
e
f
lo
o
r o
r
a
fl
at
s
u
rf
a
c
e
a
s
th
is
c
a
n
r
esu
lt
i
n
eq
ui
pm
en
t
fa
ilur
e.
Bu
lg
e
At
ta
ch
in
g po
in
t
At
ta
ch
in
g po
in
t
V
e
rt
ic
a
l mo
un
ti
ng
An
gu
la
r mo
un
ti
ng
5
°
Ab
ou
t se
tt
in
g th
e Di
sp
la
y
a
n
g
le
•
Y
o
u ca
n se
t th
e Di
sp
la
y on
t
h
e
wa
ll u
p
to
5
d
e
g
rees
f
o
rw
a
rd
wh
en
t
h
e
s
p
e
a
k
e
r i
s
at
ta
ch
ed
a
n
d
up
t
o
20
d
e
g
rees
f
o
rw
a
rd w
h
e
n
th
e
sp
ea
ke
r
is
n
o
t a
tt
a
c
h
e
d
. D
o
no
t se
t th
e an
gl
e ou
ts
id
e th
os
e
ra
ng
es
.
Using e
xternal equipment
D
VD p
la
y
er
A
VC Sy
stem
(rea
r vie
w)
A
VC Sy
stem
(fr
ont vie
w)
A
V
Re
ceiv
er
VCR
Deco
der
Game
cons
ole/
Camc
or
der
PC
Y
o
u can
con
nec
t man
y typ
e
s of ext
e
rn
al
equ
ipm
ent
to you
r Sys
tem
, lik
e a dec
ode
r, VCR
, DVD
pla
yer
, PC,
gam
e
con
s
ol
e and
cam
cor
der
. T
o
vie
w
ext
e
rn
al
sou
rce
ima
ges
, sel
ect
the
inp
ut
sou
rce
fr
om
on
the
r
emo
te
con
tr
ol un
it
or
INP
U
T
on the
Di
spl
a
y.
CA
UTION
•
To
pr
ote
ct
al
l eq
ui
pm
en
t,
al
wa
ys
tu
rn
of
f
th
e A
V
C
Sy
st
em
be
fo
re
co
nn
ec
ti
ng
to
a de
co
de
r,
VC
R,
DV
D pl
ay
er
, PC
, ga
me
co
ns
ol
e,
c
a
m
c
o
rder
o
r
ot
he
r
ex
te
rn
a
l
eq
ui
pm
en
t.
NO
T
E
•
Pl
ea
se
r
e
fe
r t
o
th
e
rele
va
nt
o
p
e
ra
ti
o
n
m
a
n
u
a
l
(D
VD
p
la
y
e
r,
PC
,
et
c.
)
ca
refu
lly
be
fo
re
ma
ki
ng
c
o
n
n
e
c
ti
o
n
s
.
Digi
tal audi
o
equi
pmen
t
10
LC-37AD1E
Appendix
PC co
mpati
bilit
y c
har
t
App
le
and
Mac
int
osh
ar
e
regi
ste
red
tra
dem
ark
s
of App
le Com
put
er
,
Inc.
DDC
is a r
egis
ter
ed trad
emar
k of V
ideo
Elec
tr
onic
s
Sta
nda
rds Ass
oci
ati
on.
Pow
er Man
age
men
t
is a r
egi
ste
red
tra
dem
ark
of
Sun
Mi
cr
osyst
ems
, I
nc.
VGA and XGA ar
e r
egister
ed trademarks of
Int
e
rnat
ion
a
l Bus
ine
ss Mac
hin
es Co.
,
Inc.
PC/MA
C
Resolution
Hor
iz
ontal F
requency
V
e
rtical F
requency
VESA Standard
PC
31.5 kHz
37.9 kHz
31.5 kHz
37.9 kHz
31.5 kHz
37.9 kHz
37.5 kHz
43.3 kHz
31.5 kHz
35.1 kHz
37.9 kHz
48.1 kHz
46.9 kHz
53.7 kHz
48.4 kHz
56.5 kHz
60.0 kHz
68.7 kHz
45.0 kHz
48.1 kHz
48.4 kHz
64.0 kHz
34.9 kHz
49.7 kHz
60.2 kHz
640 x 400
720 x 400
VGA
640 x 480
WVGA
848 x 480
SVGA
800 x 600
1024 x 768
XGA
1280 x 720
WXGA
1280 x 768
SXGA
1280 x 1024
VGA
640 x 480
MAC13"
XGA
1024 x 768
MAC19"
SVGA
832 x 624
MAC16"
60 Hz
85 Hz
60 Hz
85 Hz
60 Hz
72 Hz
75 Hz
85 Hz
60 Hz
56 Hz
60 Hz
72 Hz
75 Hz
85 Hz
60 Hz
70 Hz
75 Hz
85 Hz
60 Hz
60 Hz
60 Hz
60 Hz
67 Hz
75 Hz
75 Hz
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
1366 x 1768
RS-23
2C po
rt
spe
cific
ation
s
Re
tu
rn
co
de
Co
mm
an
d 4-
di
gi
ts
Pa
ra
me
te
r 4-
di
gi
ts
PC C
ontr
ol of t
he S
yste
m
•
W
hen
a
pr
ogram
is
se
t,
the
di
spl
ay
can
be
co
ntr
o
lle
d f
rom
the
PC
us
ing
th
e R
S-2
32C
te
rm
in
al.
The
inp
u
t
sig
nal
(PC
/vi
deo
) can
be
sel
ect
ed,
the
vol
ume
can
be
adj
ust
ed
and
var
iou
s
oth
e
r
adj
ust
men
ts
and
set
tin
gs
can
be
ma
de,
en
abl
ing
au
tom
a
ti
c p
rogr
amm
ed
pla
y
in
g.
•
Att
ach
an
RS-
232
C cab
le
cr
oss
-ty
pe
(co
mme
rc
ia
lly
ava
ila
ble
) to
the
sup
pli
ed
Din
/D-
sub
RS-
232
C for
the
con
nec
tio
ns.
NO
T
E
•
Th
is
o
p
e
ra
ti
o
n
s
y
s
te
m
sh
ou
ld
b
e
us
ed
b
y
a
pe
rs
on
w
h
o
i
s
ac
cu
st
om
ed
t
o
us
in
g
PC
s.
Com
m
uni
cat
ion
co
ndi
tio
ns
Set
the
RS-
232
C
com
mun
ica
tio
ns set
tin
gs on the
PC to mat
ch the
dis
p
la
y
’s
com
mun
ica
tio
ns con
dit
ion
s. The
dis
p
la
y's
co
mmu
nic
a
ti
ons
se
tti
ngs
ar
e as
fo
llo
ws:
Baud rate:
P
arity bit:
Data length:
Stop bit:
Flo
w
contr
o
l:
9,600 bps
8 bits
None
1 bit
None
Co
mm
an
d f
o
rm
a
t
Com
m
uni
cat
ion
pr
ocedu
re
Sen
d t
he
con
tr
ol co
mma
nds
fr
om t
he
PC
via
th
e R
S
-2
32C
co
nne
cto
r.
The
Di
spl
ay
ope
rat
es
acc
or
din
g
t
o
t
he
receiv
ed
com
man
d a
nd
sen
ds
a r
espon
se
mes
sag
e t
o
t
he
PC.
Do n
o
t s
end
mul
tip
le c
omm
and
s at
the
sam
e ti
me.
W
a
it
unt
il t
he P
C
r
eceiv
es t
he O
K
r
espon
se b
e
fo
re
se
ndi
ng
the
ne
xt
com
man
d.
Ei
gh
t AS
CI
I co
de
s
+
CR
Co
mm
an
d
4-
di
gi
ts
:C
o
m
m
a
n
d
. Th
e
te
xt
of
fo
ur
ch
ar
ac
te
rs
.
Pa
ra
me
te
r 4-
d
ig
it
s
:P
ar
am
et
er
0
–
9,
x,
bl
an
k,
?
Pa
ra
m
et
er
In
pu
t th
e pa
ra
me
te
r va
lu
es
, al
ig
ni
ng
l
e
ft
,
a
n
d
f
ill
wi
th
b
la
n
k
(s
) fo
r th
e r
e
m
a
in
d
e
r.
(B
e su
re
th
at
f
o
u
r va
lu
es
a
re
in
p
u
t
fo
r
th
e
pa
ra
me
te
r.
)
Wh
en
t
h
e
i
n
p
u
t p
a
ra
m
e
te
r i
s
no
t
wi
th
in
a
n
ad
ju
st
ab
le
r
a
n
g
e
,
"E
RR
"
re
tu
rn
s
.
(R
ef
er
t
o
"R
es
po
ns
e
co
de
f
o
rm
a
t"
.)
No
p
roble
m
to
i
n
p
u
t a
n
y
n
u
m
e
ri
c
a
l v
a
lu
e
f
o
r "
x
" o
n
th
e
ta
bl
e.
Wh
en
"
?
" i
s
in
pu
t
fo
r
so
me
c
o
m
m
a
n
d
s
, t
h
e
p
resen
t
se
tt
in
g
va
lu
e
respo
nd
s.
C1 C2 C3 C4
P1
P2
P3
P4
0055
100
–
30
0009
0
????
?
11
LC-37AD1E
Com
man
d
s
P
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
A
A
A
A
A
A
V
H
H
V
V
C
P
POWER OFF (ST
ANDBY)
INPUT SWITCHING (TOGGLE)
TV (CHANNEL FIXED)
TV (CHANNEL SELECTION) (1
–
99)
INPUT1
–
4 (1
–
4)
PC
INPUT1 (CVBS)
INPUT1 (RGB)
INPUT2 (CVBS)
INPUT2 (Y/C)
INPUT3 (CVBS)
INPUT3 (Y/C)
INPUT3 (RGB)
INPUT3 (COMPONENT)
INPUT4 (AUTO)
INPUT4 (S-VIDEO)
INPUT4 (VIDEO)
TOGGLE
ST
ANDARD
DYNAMIC
MOVIE
GAME
USER
VOLUME (0
–
60)
H-POSITION (A
V) (
–
10
–
+
–
+
10)
H-POSITION (PC) (0
–
180)
V
-POSITION (A
V) (
20
–
20)
V
-POSITION (PC) (0
–
99)
CLOCK (0
–
180)
PHASE (0
–
40)
POWER SETTING
INPUT SELECTION A
INPUT SELECTION B
A
V
MODE
SELECTION
VOLUME
POSITION
O
T
T
T
A
P
N
N
N
N
N
N
N
N
N
N
N
V
V
V
V
V
V
O
P
P
P
P
L
H
W
G
V
V
V
C
P
P
P
P
P
P
P
P
P
P
P
M
M
M
M
M
M
L
O
O
O
O
C
S
R
D
D
D
D
D
1
1
2
2
3
3
3
3
4
4
4
D
D
D
D
D
D
M
S
S
S
S
K
E
0
x
0
*
*
x
0
1
0
1
0
1
2
3
0
1
2
0
1
2
3
4
5
*
*
*
*
*
*
*
_
_
*
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
*
*
*
*
*
*
*
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
*
*
*
*
*
*
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
CONTR
OL ITEM
COMMAND
P
ARAMETER
CONTR
O
L
CONTENTS
W
W
W
W
W
W
W
W
W
W
W
A
A
A
T
T
D
C
C
D
D
D
D
T
T
D
TOGGLE (A
V)
NORMAL (A
V)
ZOOM 14:9 (A
V)
P
A
NORAMA (A
V)
FULL (A
V)
CINEMA 16:9 (A
V)
CINEMA 14:9 (A
V)
NORMAL (PC)
FULL (PC)
DOT BY DOT (PC)
CINEMA (PC)
TOGGLE
ON
OFF
DUAL SCREEN OFF
DUAL SCREEN ON
DIRECT CHANNEL (1
–
99)
CHANNEL UP
CHANNEL DOWN
DTV (CHANNEL FIXED)
DTV SELECTION CHANNEL (1
–
999)
CHANNEL UP
CHANNEL DOWN
TEXT OFF
TEXT ON (TOGGLE)
DIRECT P
AGE JUMP (100
–
899)
WIDE MODE
DOLBY VIR
TUAL
DUAL SCREEN
CHANNEL
TEXT
I
I
I
I
I
I
I
I
I
I
I
C
C
C
W
W
C
H
H
T
T
T
T
E
E
C
D
D
D
D
D
D
D
D
D
D
D
D
D
D
I
I
C
U
D
V
V
U
D
X
X
P
E
E
E
E
E
E
E
E
E
E
E
V
V
V
N
N
H
P
W
D
D
P
W
T
T
G
0
1
2
3
4
5
6
7
8
9
1
0
1
2
0
1
*
x
x
0
*
_
_
0
1
*
_
_
_
_
_
_
_
_
_
_
0
_
_
_
_
_
*
_
*
_
_
_
_
*
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
*
_
_
_
_
*
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
_
CONTR
OL ITEM
COMMAND
P
ARAMETER
CONTR
OL
CONTENTS
Appendix
NO
T
E
•
If
a
n
un
de
rb
ar
(
_
)
a
p
p
e
a
rs
i
n
th
e pa
ra
me
te
r co
lu
mn
, en
te
r a sp
ac
e.
•
If
an
a
s
te
ri
s
k
(*
) ap
pe
ar
s,
e
n
te
r
a
v
a
lu
e
i
n
th
e ra
ng
e in
di
ca
te
d in
b
ra
c
k
e
ts
un
de
r CO
NT
RO
L CO
NT
EN
TS
.
Re
tu
rn
co
de
(
0
D
H
)
Re
sp
on
se
c
o
d
e
f
o
rm
a
t
No
rm
a
l r
esp
on
se
Pr
ob
le
m
re
s
p
o
n
s
e
(c
om
mu
ni
ca
ti
on
e
rr
o
r o
r
in
co
rr
ect
c
o
m
m
a
n
d
)
Re
tu
rn
co
de
(
0
D
H
)
OK
ER
R
SCAR
T (INPU
T 1)
1.
Aud
io rig
ht out
put
(TV
Mo
nit
or
out
)
2.
Aud
io rig
ht inp
ut
3.
Aud
io lef
t
o
utp
ut
(TV
Mo
nit
or
out
)
4.
Com
mon
ea
rth
for
au
dio
5.
Ear
th for
bl
ue
6.
Aud
io lef
t
inpu
t
7.
Blu
e
i
npu
t
8.
Aud
io-
vid
eo con
tr
ol
9.
Ear
th for
gr
een
10.
Not
us
ed
11.
Gr
een inp
ut
12.
Not
us
ed
13.
Ear
th for
r
e
d
14.
Not
us
ed
15.
Red
in
put
16.
Red
/Gr
een
/Bl
ue con
tr
ol
17.
Ear
th for
vi
deo
1
8
.
Ear
th for Red/Gr
e
en/Blue
con
tr
ol
19.
V
ideo out
put
(TV
Mo
nit
or
out
)
20.
V
ideo inp
ut
21.
Plu
g s
hie
ld
SCAR
T (INPU
T 2)
1.
Aud
io rig
ht
out
put
2.
Aud
io rig
ht inp
ut
3.
Aud
io lef
t
o
utp
ut
4.
Com
mon
ea
rth
for
au
dio
5.
Ear
th
6.
Aud
io lef
t
inpu
t
7.
Not
us
ed
8.
Aud
io-
vid
eo con
tr
ol
9.
Ear
th
10.
A
V
L
INK
co
ntr
ol
11.
Not
us
ed
12.
Not
us
ed
13.
Ear
th
14.
Not
us
ed
15.
Chr
oma
S-
V
ide
o i
npu
t
16.
Not
us
ed
17.
Ear
th
for
vi
deo
18.
Ear
th
19.
TV Mon
ito
r
o
utp
ut
20.
V
ideo
inp
ut/
S-v
ide
o i
n
pu
t
21.
Plu
g s
hie
ld
SCAR
T (INPU
T 3)
1.
Aud
io rig
ht out
put
2.
Aud
io rig
ht inp
ut
3.
Aud
io lef
t o
utp
ut
4.
Com
mon
ea
rth
for
au
dio
5.
Ear
th
6.
Aud
io lef
t
inpu
t
7.
Blu
e
i
npu
t
8.
Aud
io-
vid
eo con
tr
ol
9.
Ear
th
10.
Not
us
ed
11.
Gr
een inp
ut
12.
Not
us
ed
13.
Ear
th
14.
Not
us
ed
1
5
.
Red input/Chr
oma S-V
ideo
inp
ut
16.
Red
/Gr
een
/Bl
ue con
tr
ol
17.
Ear
th for
vi
deo
18.
Ear
th
19.
TV Mon
ito
r o
utp
ut
20.
V
ideo inp
ut/
S-v
ide
o
inpu
t
21.
Plu
g s
hie
ld
13579
11
13
15
17
19
21
2468
10
12
14
16
18
20
Conne
cting
pin
assig
nment
s f
or SC
AR
T
V
ari
ous
au
dio
an
d v
ide
o d
evi
ces
ma
y b
e
c
onn
ect
ed
via
th
e S
C
AR
T ter
min
als
.
Display