![background image](http://html.mh-extra.com/html/sharp/lc-20dv20u/lc-20dv20u_service-manual_373836082.webp)
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC3002
PQ070XZ01ZPH
13
REG+1.8V
1
2
3
4
5
6
Q3008
TPC8109(T2LORION_Q)
SWITCHING
1
2
3
4
5
6
7
8
Q3007
TPC8109(T2LORION_Q)
SWITCHING
1
2
3
4
5
6
7
8
Q3002
KRC102SRTK
SW
L3003
2.2uH
0305
F3001
1206FA5A-T
5A32V
L3001
100uH
SBPSC-11R310-101A
L3002
100uH
SBPSC-11R310-101A
CD501
CU244202
1
2
3
4
IC3003
KIA78D05F
REG+5V
1
2
3
L3004
22uH
TSL0808
N’UTILISER QUE DES FUSIBLE DE MEME TYPE
CAUTION
REPLACE ONLY WITH THE SAME TYPE FUSE
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
:POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE
ATTENTION
Q3001
KTA1664-Y-RTF/P
SW
Q3006
2SA1036K
SW
Q3004
2SA1036K
SW
Q3005
KTC3875S_Y_RTK
SW
Q3003
KTC3875S_Y_RTK
SW
IC3001
BA9743AFV-E2
2CH SW.REG.CONTROLLER
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
C3001
330
25V
ZL
D3001
RB051L-40
D3003
RB051L-40
D3002
RB051L-40
C3024
0.1
F
C3006
0.01 B
C3002
0.1
B
C3007
470P
CH
C3012
0.1
F
C3018
1 F
C3021
0.1
F
C3014
0.1
F
C3017
0.1
F
C3009
1B
C3008
0.01
B
C3004
1B
C3032
0.1
F
C3005
0.1
B
C3025
0.1
B
C3022_1
100
16V
MHE
C3023_1
100
16V
MHE
C3019_1
220
6.3V
MHE
C3016_1
100
16V
MHE
C3011
330
25V
ZL
C3015
330
6.3V
ZL
C3020
330
6.3V
ZL
R3029
1K
+-1%
R3027
510
+-1%
R3003
1K
R3002
5.6K
R3001
10K
R3007
56K
R3008
18K
+-1%
R3011
68K
R3010
10K
+-1%
R3009
10K
+-1%
R3023
10
R3014
5.6K
R3016
10
R3025
2.7K
+-1%
R3024
270
+-1%
R3019
1.8K
+-1%
R3018
6.8K
+-1%
R3026
1.8K
+-1%
R3013
560
R3005
10K
+-1%
R3015
10
R3020
560
R3022
10
R3021
5.6K
R3012
56K
R3006
68K
R3004
10K
+-1%
B3001
BLM18PG121SN1D
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
CAUTION: DIGITAL TRANSISTOR
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
DVD_POWER_H
P.CON+5V_D
DVD_POWER_H
UNREG+12V_D
GND
P.CON+6V_D
UNREG+12V_D
P.CON+A5V_D
P.CON+6V_D
P.CON+3.3V_D
GND
P.CON+3.3V_D
P.CON+5V_D
GND
P.CON+A5V_D
GND
P.CON+3.3V_D
P.CON+1.8V_D
P.CON+3.3V_D
GND
P.CON+5V_D
P.CON+1.8V_D
GND
H-60
H-59
PCB130
DMF066
CAUTION
TYPE 1206FA-T.
5A 32V (F3001)
5A 32V (F3001)
:F3001 IS MANUFACTURED BY COOPER INDUSTRIES INC.,
5A 32V
(DVD MT PCB)
REGULATOR2 SCHEMATIC DIAGRAM
11.2
11.9
11.8
0
DVD+12V
DVD+12V
GND
GND
FROM/TO MOTOR DRIVE
(A_GND,D_GND)
FROM/TO AUDIO/VIDEO
0
1.7
1.3
0.9
1.2
1.8
GND
VCC
2.5V
SCP
D.T.C
FB1
O.S.C
RS
LATCH
+
REF
VOLTAGE
D.T.C
0.9V
0.9V
-
++
U.V.L.O.
R
RT
CT
+INT +
+
-- S.C.P
COMP
+
+
1
1
2
OUT2
OUT2
OUT1
VREF
D.T.C
COMP
-
+
1.8V
2.5V
ERRORAMP1
-INT
OUT1
AMP2
ERROR
1.28V
COMP
PWM
1UA
COMP2
PWM
--
--
-
V_IN
V_C
V_OUT V_ADJ
V_IN
V_OUT
GND
COM
2.5
0
1.2
1.2
1.7
1.3
0
9.0
9.0
0
4.92
5A 32V
11.7
6.02
0.04
6.02
11.7
0.04
(M_GND)
(GND,D_GND)
(GND,D_GND)
(D_GND)
(D_GND,M_GND)
5.1
3.0
1.9
3.0
1.3
0
9.6
9.6
FROM/TO MEMORY2
6.4
6.4
FROM/TO MPEG/MICON/DSP/RF_AMP
11.9
11.9
11.9
9.1
3.5
3.5
3.5
3.5
11.9
11.9
11.9
6.9
6.0
6.0
6.0
6.0
5.9
7.2
10.010.2
9.5
1.4
61
62
(CP509)
FROM/TO POWER3