LG DP450P Service Manual

Saturday, September 13, 2008
ROUT
BOUT
ROUT
BOUT
GOUT
STHR
OEH
STHL
OEV
UND
CKV
STVL
STVR
CPH1
LNR
+15V
+7.5V
89L_B
R_IN
89L_G
B_IN
G_IN
89L_R
-10V
BIAS
89L_G
89L_B
89L_R
5VD
5VD
7VD5
VCOMO
+7.5V
-10V
VCOMVCOM
SP_L-
SP_R+
SP_R-
SP_L+
R_IN
G_IN
GOUT
B_IN
5VD
UND
5VD
LNR
SP_L-
SP_R+
SP_R-
SP_L+
LED_5V
LED_12V
LED_GND
LED_5V
LED_GND
GND
SP_L+
SP_L-
SP_R+
SP_R-
GND
CPH1
STHL
STVL
CKV
OEV
OEH
VCOMO
GND
LCD_3.3V
LCD_5V
LED_12V
LCD_5V
5VD
LCD_3.3V
BIAS
BIAS
7VD5
7VD5
BIAS7VD5
Vdc
Vdc
Vdc
GND
CPH3
STHR
STHL
CKV
U/D
CPH1
VCOM
VCOM
OEV
VGL
VR
GND
VCC
VCC
L/R
VGH
VG
STVR
MOD
VB
AVSS
AVDD
CPH2
OEH
STVL
89P VCOM DAC OUTPUT
Spec Sheet No.
DC TO DC
RCR2561
10
4
16
14
19
11
6
20
15
13
12
17
2
23
5
3
22
18
9
8
7
24
1
21
25
26
CPT CLAA070WA03
InnoLux AT070TN04
AUO A070FW03
Elite Star LR070WA01B
PVI PW070XU3
CN1
CON26_0.5MM
CN1
CON26_0.5MM
10
9
8
7
6
5
4
3
2
1
11
13
12
15
14
16
20
19
18
17
24
23
22
21
26
25
27
28
TP917TP917
C16
104
C16
104
C965104 C96 5104
C6 4.7uF/25 VC6 4.7uF/25 V
R29
100/75
R29
100/75
R25
39K
R25
39K
C19
22uF/16V
C19
22uF/16V
L4
1.8uH
L4
1.8uH
R944
10K
R944
10K
C966104 C96 6104
L908LSS57S30-330(33uH)L908LSS57S30-330(33uH)
R5
10K
R5
10K
C967104 C96 7104
C960
2.2uF/25V X5R
C960
2.2uF/25V X5R
C25
105
C25
105
C8
4.7uF/25V
C8
4.7uF/25V
U3
RCR2561
U3
RCR2561
IN
5
SW
1
EN
4
GND
2
FB
3
R30
100
R30
100
C962104 C96 2104
C36
(NC)104
C36
(NC)104
C23
104
C23
104
R953
NC
R953
NC
D2
D_10V
D2
D_10V
1 2
C48
100pF
C48
100pF
R35NCR35NC
R18
20K
R18
20K
R949
10K
R949
10K
TP3TP3
C37 105C37 105
L7
1.8uH
L7
1.8uH
C14
104
C14
104
L909
10uH
L909
10uH
VR2
2K
VR2
2K
1
2
3
R19
51K
R19
51K
R31
0R
R31
0R
B
C
E
Q1
SMBT3904
B
C
E
Q1
SMBT3904
1
3 2
R950
5.6K
R950
5.6K
C5 10uF/16VC5 10uF/16V
C49
100pF
C49
100pF
TP4TP4
R9
150R
R9
150R
C17
105
C17
105
R22
100/75
R22
100/75
C31
100pF
C31
100pF
R3
10K
R3
10K
R4
68K
R4
68K
R28
10K
R28
10K
C58
102pF
C58
102pF
C38 10uF/16VC38 10uF/16V
C35
10uF/16V
C35
10uF/16V
R960 0603-600 R960 0603-600
TP2TP2
R946
10K
R946
10K
TP915TP915
R7
10K
R7
10K
L2 6.8uHL2 6.8uH
R959 0603-600 R959 0603-600
B
C
E
Q3
SMBT3904
B
C
E
Q3
SMBT3904
1
3 2
C955
103
C955
103
R8
330R
R8
330R
TP916TP916
C24 105C24 105
C47
100pF
C47
100pF
R23
100
R23
100
CN2
CON12_1.0MM
CN2
CON12_1.0MM
10
9
8
7
6
5
4
3
2
1
11
12
13
14
R96450R96450
R96550R96550
U1
UTC3308
U1
UTC3308
A OUT
1
A- IN
2
A+ IN
3
GND
4
B+ IN
5
B- IN
6
B OUT
7
V+
8
C56
102pF
C56
102pF
CN3
CON10_1.0MM
CN3
CON10_1.0MM
10
9
8
7
6
5
4
3
2
1
11
12
C9 105C9 105
TP1TP1
R96350R96350
R947
270K
R947
270K
R16
430/270
R16
430/270
D1
D_15V
D1
D_15V
1 2
L5 4.7uHL5 4.7uH
C2
10uF/16V
C2
10uF/16V
R945
100K
R945
100K
C39
100pF
C39
100pF
C11 105C11 105
R27
47K
R27
47K
R17
47K
R17
47K
TP7TP7
R952
12 1%
R952
12 1%
TP914TP914
B
C
E
Q2
SMBT3904
B
C
E
Q2
SMBT3904
1
3 2
+
C20
47uF/10V
+
C20
47uF/10V
12
TP8TP8
C7 4.7uF/25VC7 4.7uF/25V
R21
10K
R21
10K
R41
10K
R41
10K
TP912TP912
C21
22uF/16V
C21
22uF/16V
R42
100/75
R42
100/75
C30
22uF/10V
C30
22uF/10V
TP9TP9
L1 4.7uHL1 4.7uH
R962 0603-600 R962 0603-600
R956 0603-600 R956 0603-600
C961
104
C961
104
U2
78L05
U2
78L05
GND
2
IN
3
OUT
1
D6
1N5819
D6
1N5819
1 2
B
C
E
Q905
SMBT3904
B
C
E
Q905
SMBT3904
1
3 2
R37
39k
R37
39k
TP10TP10
C1
10uF/16V
C1
10uF/16V
R14
10K
R14
10K
R26
430/270
R26
430/270
TP913TP913
C57
102pF
C57
102pF
C28
104
C28
104
+
C43
47uF/10V
+
C43
47uF/10V
12
C10
104
C10
104
R100R100
C45 10uF/16VC45 10uF/16V
C22
22uF/16V
C22
22uF/16V
L6
1.8uH
L6
1.8uH
D907
IN5819
D907
IN5819
1 2
R20
10K
R20
10K
R38
430/270
R38
430/270
R36
0
R36
0
C18
104
C18
104
R951
68K
R951
68K
C4 10uF/16VC4 10uF/16V
R941
0R
R941
0R
C29
104
C29
104
D3
BAT54S
D3
BAT54S
3
2
1
R24
10K
R24
10K
R6
20K
R6
20K
C12
105
C12
105
R33
0R
R33
0R
C957
104
C957
104
C40
100pF
C40
100pF
C32
100pF
C32
100pF
B
C
E
Q904
SMBT3906
B
C
E
Q904
SMBT3906
2 3
1
R32
Value
R32
Value
C27
104
C27
104
R948
1K
R948
1K
R15
39k
R15
39k
D4
BAT54S
D4
BAT54S
3
2
1
C34
104
C34
104
C42 105C42 105
R2 2KR2 2K
R34
NC
R34
NC
R958 0603-600 R958 0603-600
R44NCR44NC
C41
100pF
C41
100pF
R43
100
R43
100
R957 0603-600 R957 0603-600
C33
100pF
C33
100pF
R1
3.16K
R1
3.16K
CN904
3.5-2P
CN904
3.5-2P
1
1
2
2
3
3
4
4
C959
334
C959
334
R39
47K
R39
47K
U904
MP2359DT
U904
MP2359DT
IN
5
EN
4
GND
2
BST
1
FB
3
SW
6
C963104 C96 3104
R110R110
C26 10uF/16VC26 10uF/16V
R961 0603-600 R961 0603-600
C3
104
C3
104
C15
104
C15
104
C964104 C96 4104
C13
104
C13
104
D908
D_13V
D908
D_13V
1 2
TP911TP911
D5
BAT54S
D5
BAT54S
3
2
1
C958
2.2uF/25V X5R
C958
2.2uF/25V X5R
C59
102pF
C59
102pF
CIRCUIT DIAGRAM
3-63-5

LG DP450P Specifications

General

Brand	LG
Model	DP450P
Category	Portable DVD Player
Language	English