DAEWOO DDQ-20L6SCN Service Manual

TV / DVD Combination
CHASSIS : CN-091
Model : DDQ-20L6SCN
http : //svc.dwe.co.kr
DAEWOO ELECTRONICS Corp.
Jan. 2004
TCN091BEFO
10WATT
Good earth ground, such as the water pipe, conduit, etc.
1500 OHM
A.C. VOLTMETER
Place this probe on each exposed metal part.
0.15 uF
AA
AA
DT5
NF20FN
VV
VV
SS
SS
ee
ee
ll
ll
ee
ee
cc
cc
tt
tt
ee
ee
dd
dd
OO
OO
UU
UU
TT
TT
LL
LL
OO
OO
uu
uu
tt
tt
RR
RR
OO
OO
uu
uu
tt
tt
VV
VV
RR
RR
kk
kk
SS
SS
II
II
FF
FF
TT
TT
VV
VV
GG
GG
kk
kk
BB
BB
kk
kk
AA
AA
VV
VV
HH
HH
VV
VV
--
--
DD
DD
ii
ii
ff
ff
ff
ff
rr
rr
aa
aa
cc
cc
tt
tt
ii
ii
oo
oo
nn
nn
YY
YY
,,
,,
cc
cc
bb
bb
,,
,,
cc
cc
rr
rr
11
11
99
99
55
55
VV
VV
HH
HH
BB
BB
++
++
LL
LL
,,
,,
RR
RR
DD
DD
AA
AA
V
VV
VV
,,
,,
LL
LL
,,
,,
RR
RR
VV
VV
,,
,,
LL
LL
,,
,,
RR
RR
VV
VV
,,
,,
LL
LL
,,
,,
RR
RR
SW
YY
YY
//
//
CC
CC
ff
ff
oo
oo
rr
rr
CC
CC
NN
NN
--
--
00
00
99
99
1
,,
,,
AA
AA
VV
VV
22
22
II
II
nn
nn
pp
pp
uu
uu
tt
tt
,,
,,
SS
SS
--
--
VV
VV
HH
HH
SS
SS
II
II
nn
nn
pp
pp
uu
uu
tt
tt
,,
,,
MM
MM
oo
oo
nn
nn
ii
ii
tt
tt
oo
oo
rr
rr
--
--
OO
OO
uu
uu
tt
tt
,,
,,
CC
CC
oo
oo
mm
mm
pp
pp
oo
oo
nn
nn
ee
ee
nn
nn
tt
tt
DD
DD
VV
VV
DD
DD
::
::
MM
MM
ii
ii
dd
dd
dd
dd
ll
ll
ee
ee
LL
LL
ee
ee
vv
vv
ee
ee
ll
ll
SS
SS
yy
yy
ss
ss
tt
tt
ee
ee
mm
mm
((
((
LL
LL
AA
AA
77
77
66
66
88
88
33
33
77
77
))
))
Out
AUDIO OU
OUT
120V
60Hz
V
RR
RR
2
X
2
2
C
D
S
B
F
F
LL
LL
AA
AA
77
77
66
66
88
88
33
33
77
77
2
E
S
LL
LL
CC
CC
88
88
66
66
33
33
22
22
66
66
00
00
--
--
xx
xx
xx
xx
xx
xx
1
2
2
44
44
LL
LL
CC
CC
11
11
6
6
VD Driver 10V, 5.2
MSP 8V
K
K
SS
SS
CC
CC
55
55
33
33
88
88
66
66
L
L
AA
AA
77
77
88
88
00
00
44
44
1
1
K
K
TT
TT
CC
CC
33
33
22
22
22
22
99
99
XX
XX
33
33
T
T
DD
DD
AA
AA
--
--
88
88
99
99
44
44
44
44
JJ
JJ
RR
RR
PP
PP
Y
Y
D
1
S 8
S
N T
WW
WW
WW
WW
F
t
12V
LL
LL
--
-­PP
PP SS
SS
--
-­PP
PP SS
SS
EE
EE
TT
TT RR
RR CC
CC
Y
Y DD
DD
V
rr
rr
22
22
,,
,,
ee
ee
ss
TT
TT BB
BB FF
FF
10V to Chroma
D
11
11
YY
YY
EE
EE
KK
KK
ss
ss
ss
DD
DD
nn
nn
EE
EE
ee
ee
LL
LL
SS
SS
rr
AV-1
Reset
rr ee
ee
vv
vv
ii
ii
rr
rr DD
DD
--
-­TT
TT RR
RR CC
CC
TDA-9183P
MM111
In1
PP
PP MM
MM AA
AA
--
-
Monitor
-­oo
oo
ii
ii dd
dd uu
uu AA
AA
T
T
IIC
EE
EE NN
NN UU
UU TT
TT
IF-OUT
MP
00
00 22
22 44
44 33
33 PP
PP SS
SS
Monitor Out
MM
MM
IIC
11
11 oo
oo
tt
tt 55
55
AA
AA
K
K
R,G,
Y,
OU
CVBS I
In3
SS
SS
In2
V-D
Y/C IN
MM1111X
AV-2
H-
Out
In1
SS
SS
rr
rr ee
ee
vv
vv
ii
ii
rr
rr DD
DD
--
-­VV
VV
CVB
Y,cb,cr
In2
1
1
L
L
S-VH
IIC
F
F
II
II
//
//
aa
aa
mm
mm
oo
oo
rr
rr
hh
hh
CC
CC
rr
rr ee
ee
vv
vv
ii
ii
rr
rr DD
DD
--
-­HH
HH
K
K
rr
rr cc
cc
,,
,, bb
bb cc
cc
,,
,, YY
YY
T
COAXIAL
Reset
DVD Ou
D-Audio
CC
CC EE
EE PP
PP MM
MM //
// rr
rr ee
ee
vv
vv
ii
ii
rr
rr DD
DD DD
DD VV
VV DD
DD
6
6
MM
MM OO
OO RR
RR
2
2
IIC
Control
V-Sync
H-Sync
CVB
IIC
IIC
for FBT
125V
5V 3.3V
Key-in
Remocon-in
rr
rr oo
oo ss
ss ss
ss ee
ee cc
cc cc
cc oo
oo
rr
rr pp
pp oo
oo
rr
rr cc
cc
ii
ii MM
MM
SW & ID & RES
Control
Tuner
for SW/Chroma/Comb-F
Audio-AMP
6V
33V
13
))
)) 22
22 BB
BB 55
55 44
44 44
44
))
44
))
44
00
--
00
-­44
44
MM
MM
55
55
SS
SS
22
22
TT
TT
--
((
--
((
RR
SS
RR
SS NN
NN
MM
MM
((
((
AA
AA
rr
rr
RR
RR
ee
ee
TT
TT
ww
ww
SS
SS
oo
oo
PP
PP
PP
PP
MM
MM
CC
CC
II
II
SS
SS
Indicator
VD
Power-on
ON/OF
AC-IN
5V for Micom
TV/CATV
PREV CH
3D
M
U
T
E
ENTER
PREV NEXT
CH/SELECT
CH/SELECT
OPEN/CLOSE
SETUP
ANGLE
ZOOM
CLEAR
5. SCHEMATIC DIAGRAM
-10-
5-1 MAIN CIRCUIT DIAGRAM
SCHEMATIC DIAGRAM
-11-
5-2 POWER CIRCUIT DIAGRAM
6. EXPLODED VIEW
-12-
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