LG现代DP-8800 DVD机电路原理图
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3-6
LCD BLOCK DIAGRAM
INVERTER
TFT LCD 7" WIDE
(480X3X234)
DC-DC
CONV
CHROMA IC
(IR3Y29B)
COLOR
CONTROL
CONTROL
(UPS017)
VCO
C_SYNC
H/V SYNC
15V
-10V
7.5V
5V
DC9.8V OR BAT7.2V
Y/C OR CVBS
RGB
VCOM
CLK
STH
STV
OEV
LCD MODE
AV I/O CON
3-26
2. POWER(DC-DC CONVERTER)BLOCK DIAGRAM
IC101
LT1767-5
IC103
BD6111FV
IC102
LT1940
Q103
SI3865DV
E+5V
S+5V
A+5V
A-5V
A+3.3V
Q102
SI3863DV
+17V
-15V
+7.5V
From AC Adapter 9.8V
From BATTERY 7.6V
Q101
SI4435DY
PWRCTL_LCD
PWRCTL_3.3V
PWRCTL_5V
Q601
SI4435DY
To BATTRY
CH_EN
D+3.3V
DCPWR
D+1.8V
IC8F2
IMZ1A
IC8F1
TL1451AC
T801
TRANS
+7.5V
IC601
MB3887
3-27
IC302
NJM4580M
OP-AMP
IC303
NJU4052BV
A. MUX
IC305/307
NJM4580M
OP-AMP
SPEAKER
Y
VIDEO_IO_CON
Y / CVBS
CVBS IN/OUT
JACK
CVBS
C
IC304
NJM4580M
OP-AMP
IC401
MM1226
VIDEO S/W
VIDEO SIGNAL
AUDIO SIGNAL
SPDIF
A_VIDEO_IO_CON
A_AUDIO_CD_CON
/ A_JACK_IN
HP_SENSE
/V_JACK_IN
A.LINE
IN/OUT
JACK
IC301
CS4391
2DAC
BUFFER
&
LPF
IC500
MT1389
MPEG/DSP/RF
IC402
NJM2233BV
VIDEO S/W
IC306
BA7786FP-Y
SPEAKER AMP
LCD Dri ver
CVBS
CVBS
C
Y
HEADPHONE
JACK
/V_MUTE
SCL
SDA
ACLK
ABCK
ALRCK
ADATA0
VRST#
A_SP_AMP_EN
/SP_MUTE
/A_MUTE
3. AUDIO/VIDEO BLOCK DIAGRAM
3-7
3-8
LCD CIRCUIT DIAGRAM
LCD1 CIRCUIT DIAGRAM
3-9
3-10
LCD2 CIRCUIT DIAGRAM
3-11
3-12
LCD3 CIRCUIT DIAGRAM
SR14121A
LCD VOLTAGE SHEET
PIN NO
VOLT
WAVEFORM
1
2.5
Y signal(0.5)
2
3.1
3
2.5
Y signal(0.5)
4
0.2
5
2.8
C signal(0.5)
6
3.6
7
3.5
8
1
9
2
10
2
11
2.1
12
3
13
3.2
14
4.3
CLK(0.4)
15
2.6
16
3
CLK(0.4)
17
0
18
0
19
4.4
R(0.6-4.4)
20
2.9
21
4.4
G(0.6-4.4)
22
2.9
23
7.5
VCC
24
4.4
B(0.6-4.4)
25
2.9
26
2.5
27
2.5
28
2.5
29
1.9
30
2.5
31
1.7
32
2.6
HQ(0-2.6)
33
2.6
HQ(0-2.6)
34
3.4
SYNC(0-3.4)
35
3
C.SYNC
36
2.4
Y signal(0.5)
37
2.1
38
4.7
COM(3-4.7)
39
0
40
2
41
2
42
2
43
5
VCC
44
1.3
45
2.7
46
2.9
47
3.2
48
2.7
PIN NO
VOLT
WAVEFORM
1
0
2
3.3
HD(0-3.3)
3
0
4
0
5
3.3
VD(0-3.3)
6
2.8
HQ-OUT
7
2.8
8
0
9
3.2
10
0
11
0
12
0
13
2.7
14
2.8
0-2.8
15
0
16
2.6
0-2.6
17
2.6
0-2.6
18
2.6
0-2.6
19
2.6
0-2.6
20
0
21
2.6
0-2.6
22
0
23
2.6
0-2.6
24
2.6
0-2.6
25
2.6
CLK 0-2.6
26
0
27
2.6
CLK 0-2.6
28
0
29
2.6
CLK 0-2.6
30
3.3
VCC
31
0
32
3.3
VCC
33
1.6
34
3.3
VCC
35
3.3
VCC
36
3.3
VCC
37
2.6
VCC
38
0
39
2.2
40
3.3
41
0
42
3.3
43
3.3
44
0
45
0
46
0
47
3.3
48
0
IC801
IR3Y29BM
3-13
3-28
3-29
CIRCUIT DIAGRAMS
1. MAIN POWER CIRCUIT DIAGRAM
IC101 is defective
E+5V is Bad
IC102 is defective
+3.3V & +1.8V are bad
IC103 is defective
-5V is bad
Q103 is defective
S+5V/A+5V is bad
Q102 is defective
E+5V is bad
HEC3110
+5V DC CONVERT
POWER INPUT
+3.3V OUTPUT POINT
+3.3V +1.8V DC CONVERT
+5V INPUT POINT
-5V DC CONVERTER
+1.8V OUTPUT POINT
-5V OUTPUT POINT
3854R18120A
MAIN POWER
PWR_SRC
BAT_SENSE6
DC_SENSE6
PWRCTL_LCD3
PWRCTL_3.3V6
PWRCTL_5V3
DCPWR
S+5V
A+3.3V
DCPWR
DCPWR
E+5V
A+5V
D+3.3V
A-5V
A+5V
E+5V
LCDPWR
BAT7.6V
D+1.8V
DC+9.8V
TP155
C108
100P
R106
47K(1%)
TP170
C131
1U
C122
1000P
C106
0.1U
C133
1U
GT120
C114
0.1U
TP156
R104
39K(1%)
L108
10UH
TP145
IC102
LT1940_3.3_1.8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
BOOST1
SW1
VIN0
VIN1
VIN2
VIN3
SW2
BOOST2
FB2
Vc2
PG2
RUN/SS2
RUN/SS1
PG1
Vc1
FB1
GND
C134
0.1U
C128
0.1U
TP146
R117
22K
TP138
TP157
GT119
TP171
Q104
2N7002(N_CHANEL_FET)
3
1
2
R122
100K
TP117
R139
0
R118
22K(1%)
C135
0.1U
CE102
150U/6.3V LOWESR
TP100
TP147
D117
STZ5.6N(OPEN)
2
1
3
TP158
R119
10K(1%)
C124
0.1U
R108
100K
TP106
TP148
C104
0.1U
TP159
C123
10U/6.3V(X5R)
C125
22U/6.3V(X5R)
TP104
CE101
150U/6.3V LOWESR
TP160
TP139
TP172
TP149
D107
RB081L-20(OPEN)
1
2
C102
0.1U
R140
2.2K(1%)
F102
0433-1.75A
TP109
R131
47K
LF101
ACM0908-801-2P
1
2
3
4
R113
100K
TP140
TP161
C109
100P(OPEN)
TP150
TP131
TP118
R111
0
R176
OPEN
C136
10U/10V
R136
OPEN
TP162
R110
OPEN
R121
0
TP151
C111
OPEN
C116
0.1U
TP141
TP130
TP107
D108
RB050L-40
1
2
TP154
R112
OPEN
D110
RB050L-40
1
2
R177
OPEN
TP110
R103
56K
C137
10U/10V
TP142
Q102
SI3863DV
1
2
3
4
5
6
R127
0
L101
5.4UH/1.6A
L103
10UH/1.4A
D115
OPEN
1
2
C110
10U/10V(X5R)
D101
UDZS16B
C140
22U/16V
TP108
L109
10UH
R130
OPEN
C141
10U/10V
R123
0
D103
RB081L-20
1
2
C112
0.1U
Q101
SI4435DY
1
2
3
4
5
6
7
8
Q105
KTC3875
1
2
3
TP120
D113
RB081L-20
1
2
C127
0.1U
C101
0.1U
C130
1U
J101
POWERJACK
1
2
3
D114
RB081L-20
1
2
TP152
C117
0.1U
C107
6800P
R107
100K
IC103
BD6111FV
1
2
3
4
5
6
7
8
C+
GND
C-
NEGOUT
VIN
OUT
STBY
VBAT
IC101
LT1767-5
1
2
3
4
5
6
7
8
BOOST
VIN
VSW
GND
/SHDN
FB
VC
SYNC
TP134
R141
15K(1%)
R115
10K(1%)
R129
OPEN
TP143
D111
RB050L-40
1
2
R109
2.2K
CE103
150U/6.3V LOWESR
TP153
C126
0.1U
R116
OPEN
R101
10K
D116
OPEN
1
2
C118
0.1U
R114
39K(1%)
R102
100K
C129
0.1U
Q103
SI3865DV
1
2
3
4
5
6
TP136
CE104
33U/16V LOWESR
R120
OPEN
TP144
R126
0
D112
RB081L-20
1
2
C138
10U/6.3V(X5R)
C120
0.1U
L107
10UH/1.4A
C119
1000P
D109
RB081L-20
1
2
D105
RB081L-20
1
2
C121
0.1U
C105
2.2U/16V(X5R)
R124
22K
C132
0.1U
L105
1.8UH
R105
39K(1%)
C103
0.1U
R137
10K
F101
0433-003A
L104
2.7UH
C139
10U/6.3V(X5R)
C115
4.7U/16V(X5R)
C142
22U/10V
D102
UDZS16B
C113
0.1U
D106
RB081L-20
1
2
3-30
3-31
2. SERVO CIRCUIT DIAGRAM
CD/DVD LD Dead
1 B
3
2
C
C
E
The countermeasure of static electricity
LD PART
MT1389
3854R18121A
SERVO
IOA
TR-
V
A
TNI
SFG
HW+
U
RFIP
HU+
HW-
STBY
FG
T-
LDO1
FMSOA
V1P4
TRSO
B
LIMIT
HU-
W
MDI1
STBY
V1P4
LIMIT
TPI
SUBA
F+
FMSOA
HU-
V20
H-
TNI
SUBB
SUBA
TPI
A
D
FO+
HV-
TR+
FO+
HV+
B
V20
SFG
HV+
TPI
DVD_LD
DMSO
DVD_LD
C
CD_LD
B
FOSO
A
TR+
TRSO
FMSOB
W
U
RFV33
TRAY_OPEN_SW
HW+
LDO2
D
DMSO
SUBB
D
HW-
CD_LD
C
HV-
V
TNI
TR-
FG
IOA
HU+
LDO1
FOSO
FMSOB
SUBA
MDI1
RFIP
SUBB
T+
C
H-
F-
FO-
FO-
LDO2
TRAY_OPEN_SW
3
LIMIT
3
FMSOA 3
B
3
FG 3
STBY
3
FMSOB 3
TRSO
3
C
3
TNI
3
DMSO 3
LDO2 3
SUBA
3
D
3
TPI
3
IOA 3
LDO1 3
A
3
MDI1 3
SFG 3
FOSO 3
RFIP
3
SUBB
3
S+5V
A+3.3V
A+5V
V1P4
S+5V
A+3.3V
A+3.3V
V20
A+5V
S+5V
A+3.3V
GT235
GT215
R221
15K
TP259
R229
0
C215
10U/10V
CON202
MTDS-R001A STEPPING MOTOR
1
2
3
4
Step1+
Step1-
Step2+
Step2-
L200
10UH
GT236
TP245
GT216
C213
10U/10V
TP260
GT241
L202
10uH
GT237
GT242
GT243
TP246
TP261
GT217
GT238
GT210
IC200
AN41204A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
GND1
SFG
FG
EC
ECR
IN5
IN4
IN3
IN2
IN1
FB1
FB2
FB3
FB4
FB5
VREF
BMS
STBY
RO3
FO3
PGAC
VMAC
RO2
FO2
RO1
FO1
VDD
H1H
H1L
H2H
H2L
H3H
H3L
VH
VMSP1
CS
A1
RCS1
A2
A3
RCS2
VMPS2
VMST
FO4
RO4
PGST
FO5
RO5
R207
100K
TP262
R208
10K
GT239
CON200
Matsushita Pick Up 7.7XL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Fo+
Tr+
Tr-
Fo-
NC4
GND3
Vref
Vcc
T2
T1
SW
NC3
CD LD+
LD GND
DVD LD+
NC2
HFM
GND2
RF
GND1
TB
TA
TC
TD
F2
F1
Imon
NC1
CD VR
DVD VR
TP247
L201
10uH
GT218
R220
1.5K
GT244
TP263
B203
BEAD
C211
22U/10V
GT219
TP248
R201
0
GT205
TP264
D210
1SS355
GT220
R203
0
Q204
2SB1132
1
2
3
GT221
C205
0.01U
TP249
R219
1.5K
GT206
C202
0.1U
R223
20K
GT222
B207
BEAD
TP250
C212
10U/6.3V
C208
0.1U
R218
0
GT207
GT223
GT200
C207
0.01U
GT208
TP251
D201
STZ6.8N(OPEN)
1
2
3
1
2
3
C214
10U/10V
GT224
GT201
R212
10K
TP252
C204
0.01U
C210
22U/10V
GT202
GT225
B208
BEAD
R233
0
CON201
MSDS-P0018 SPINDLE MOTOR
1
2
3
4
5
6
7
8
9
10
11
12
13
SW-
SW+
V
W
U
H-
HW-
HW+
HV-
HV+
HU-
HU+
H+
R234
0
GT226
GT203
B200
BEAD
TP253
TP240
C200
0.1U
D203
STZ6.8N(OPEN)
1
2
3
1
2
3
Q202
KTC3875
1
2
3
R213
330
B202
BEAD
GT227
R217
0
D204
STZ6.8N(OPEN)
1
2
3
1
2
3
R230
0
R209
10K
D205
STZ6.8N(OPEN)
1
2
3
1
2
3
TP254
D206
STZ6.8N(OPEN)
1
2
3
1
2
3
B204
BEAD
GT228
C206
0.01U
C216
0.1U
D207
STZ6.8N(OPEN)
1
2
3
1
2
3
R231
1
R228
0
GT229
GT245
Q200
2SK3018
3
1
2
GT240
R205
91
GT230
R211
4.7
B205
BEAD
TP255
TP241
GT231
B206
BEAD
B201
BEAD
R206
100K
R204
91
R200
0
GT232
R216
0
GT212
TP256
GT246
TP242
Q201
2SK3018
3
1
2
R210
4.7
Q203
2SB1132
1
2
3
C209
0.1U
D202
STZ6.8N(OPEN)
1
2
3
1
2
3
R232
1
GT233
GT213
C201
0.1U
R202
0
TP257
TP243
GT247
R214
330
R222
15K
GT234
GT214
TP258
R215
0
D208
STZ6.8N(OPEN)
1
2
3
1
2
3
D200
STZ6.8N(OPEN)
1
2
3
1
2
3
TP244
D209
STZ6.8N(OPEN)
1
2
3
1
2
3
Tracking
Sled
Spindle
Focuse
3-32
3-33
3. MAIN(MT1389) CIRCUIT DIAGRAM
Crystal
EEPROM
EEPROM Part
PICK UP & DRIVER IC
4*16BIT
RS232
0.5 Pitch
Male
MANUFACTURE MODE
LCD OPEN SWITCH
TRAY OPEN SWITCH
Download Part
3854R18122A
MAIN(MTK1389)
STBY
WE#
FMO
A
AD5
AD4
MA3
VIDEO_C
DQM1
JITFO
MA5
DQ12
TEZISLV
TRO
VFD_TXD
VREFP
UP1_6
JITFO
A6
AD5
BA1
FMSOB
DMSO
MA11
D+3.3V
SCL
RFV18
FG
DQ3
SFG
XO
BA1
FG
SDA
AD6
DQ9
A13
FOO
DQ10
MA1
A11
C
DQ4
DQM1
XI
B
FOSO
RAS#
PRD#
RFOP
CAS#
DQM0
VFD_RXD
PWR#
DQ1
HP_SENSE
A18
DQ7
GPIO10
DQ8
DQ2
FOSO
GPIO9
/M_RESET
Y6
DACVDD3
PWRCTL_5V
V1P4
MDI1
DQ6
V20
AD1
A
WE#
MDI1
ABCK
SCL
MA2
/A_MUTE
UP1_5
/A_JACK_IN
SDA
IOWR#
VIDEO_C
AD2
V20
PWR#
GPIO15
AD0
TXD
TRSO
CS#
AD7
VREF
ACLK
AD0
C
ABCK
UP1_5
IOA
BUFOE#
DQ14
AD6
DCKE
DQ5
LCD_OPEN
B
TRAY_OPEN_SW
A3
DCLK
DQ5
GPIO13
V1P4
V2P8
MA4
PLLVDD3
MA6
SUBA
IOA
AD3
A19
RFVDD3
DQ1
A9
AD3
UP1_4
A0
CS#
ASDAT0
STBY
A8
DQ3
Y5
DQ8
DQ14
M_REQ
D
FMSOA
DQ6
TRAY_OPEN_SW
LDO1
DQ9
MDI1
DACVDD3
UP1_4
DQ10
/V_JACK_IN
XI
RAS#
DQ7
FS
MA3
A20
MA9
RFIP
/M_RESET
IOCE#
ALRCK
GPIO10
UP1_3
AD7
MA9
LDO1
PCE#
DQ0
C
A5
Y4
SUBB
VIDEO_Y
A2
MA8
A12
TXD
JITFN
DQ0
DQ4
MA6
TNI
B
DACVDD3
TRSO
LIMIT
UP1_3
FEO
ASDAT0
DQ13
ACLK
/V_JACK_IN
IOCE#
FMSOA
SDA
DQ13
TEO
GPIO9
FMSOB
A7
TNI
PCE#
XO
DQ11
CVBS
MA8
SCL
PRD#
MA10
MA4
A17
AD1
V2P8
JITFN
SUBA
CVBS
USBVDD
TPI
V20
IOWR#
DQ15
AD4
VRST
GPIO13
GPIO14
RFIP
LDO2
Y0
ALRCK
DCLK
DQ12
A10
A
DQ11
MA11
GPIO8
BA0
A15
/A_MUTE
MA0
GPIO14
MA1
MA5
DACVDD3
DMO
AUDIO_CD_CON
DQM0
A14
A21
MA7
UP1_6
TPI
DMSO
AD2
PLLVDD3
DQ15
VREFP
VIDEO_Y
MA10
CAS#
DQ2
MA7
DCKE
MA0
MA2
A4
A16
BA0
A1
LIMIT
A6
A11
A10
A9
A19
A3
A13
A5
A21
A7
A0
A8
A4
A14
A1
A15
A2
A18
A20
A16
A17
VREFN
RFVDD3
RFVDD3
VREFN
RFVDD3
RFVDD3
V1P4
V1P4
V1P4
USBVDD
AUDIO_CD_CON
SUBB
RFON
SFG
D
D
LDO2
TRAY_OPEN_SW
VFD_TXD
MUTE_FM
FM_PWR_CTL
GPIO15
FM_PWR_CTL
MUTE_FM
RFV18
M_REQ
PWRCTL_LCD
PWRCTL_5V
HP_SENSE
LCD_OPEN
/A_JACK_IN
VFD_SCK
UP1_7
UP1_7
UP3_0
UP3_0
RXD
UP3_1
RXD
UP3_1
A12
/M_RESET
PWRCTL_LCD
GPIO8
ASPDIF
VRST
/V_MUTE
/V_MUTE
ASPDIF
VFD_SCK
VFD_RXD
LDO1
2
FG 2
SFG 2
/SP_MUTE4
STBY
2
VIDEO_C5
VFD_RXD6
IOA
2
LCD_SIZE5
AUDIO_CD_CON6
TPI
2
VIDEO_Y 5
ABCK 4
B
2
DMSO 2
VIDEO_IO_CON5,6
TNI
2
VRST# 4
CVBS 5
A
2
/V_MUTE5
M_REQ6
FMSOB 2
MDI1 2
ASDAT0 4
D
2
/M_RESET6
/A_MUTE4
ACLK 4
RFIP
2
FMSOA 2
SCL 4
SP_AMP_EN6
FOSO 2
SDA 4
SUBB
2
ASPDIF4
LDO2
2
ALRCK 4
VFD_TXD6
TRSO
2
C
2
SUBA
2
LCD_MUTE5
LIMIT
2
TRAY_OPEN_SW
2
MUTE_FM6
FM_PWR_CTL9
BF1_FM_CS6
PWRCTL_5V1
HP_SENSE4
/A_JACK_IN4
/V_JACK_IN5
PWRCTL_LCD1
VFD_SCK 6
GND
D+3.3V
D+3.3V
D+3.3V
GND
GND
GND
GND
GND
GND
GND
GND
D+1.8V
D+3.3V
D+3.3V
D+1.8V
GND
GND
D+3.3V
GND
GND
D+3.3V
V1P4
D+3.3V
GND
V20
GND
GND
A+3.3V
D+3.3V
A+5V
D+3.3V
D+1.8V
GND
GND
D+3.3V
GND
GND
GND
A+3.3V
D+3.3V
D+3.3V
B501
BEAD
TP549
TP637
TP511
TP583
TP616
TP564
C548
0.1U
C539
0.47U/25V
TP626
TP526
C517
0.1U
C506
15P
R528
1K
TP584
C572
0.01U
C513
4700P
TRAY_OPEN_SW
SW501
1
3
2
C583
0.1U
TP550
C537
0.1U
TP512
R527
1K
TP617
C542
0.047U/25V
TP565
TP585
C558
0.1U
TP645
RN503
33x4
1
2
3
4
5
6
7
8
TP638
C503
1U
RN505
33X4
1
2
3
4
5
6
7
8
TP677
TP513
SL501
1
2
C577
0.1U
C514
4700P
TP527
TP642
C538
0.1U
RN506
33X4
1
2
3
4
5
6
7
8
TP551
TP586
GT502
TP618
R515
33
C578
0.1U
TP566
RN507
33x4
1
2
3
4
5
6
7
8
IC502
M12L64164A-7T
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
VDD
LDQM
/WE
/CAS
/RAS
/CS
BA0
BA1
A10/AP
A0
A1
A2
A3
VDD
VSS
A4
A5
A6
A7
A8
A9
A11
NC
CKE
CLK
UDQM
NC
VSS
DQ8
VDDQ
DQ9
DQ10
VSSQ
DQ11
DQ12
VDDQ
DQ13
DQ14
VSSQ
DQ15
VSS
TP587
C579
0.1U
TP514
TP648
R500
10K
TP552
C560
0.1U
TP649
TP567
TP639
TP588
TP528
GT501
C507
15P
TP650
R535
5.6K
R516
33
TP608
RN508
4.7Kx4
1
2
3
4
5
6
7
8
C501
1U
TP589
C500
1U
TP651
R506
10K
IC503
S24C021CS(2K)
1
2
3
4
5
6
7
8
E0
E1
E2
GND
SDA
SCL
WC
VCC
TP553
RN502
33x4
1
2
3
4
5
6
7
8
TP678
TP568
TP643
TP652
TP590
TP619
C550
1000P
R503
18K
R517
33
TP529
TP653
C563
OPEN
TP640
SPVE110600
SW500
1
3
2
TP515
TP554
TP654
TP569
TP591
C518
1500P
TP620
TP676
+ CE501
220U/6.3V
R518
470
R512
560
R501
10K
L503
10UH
SL500
1
2
R523
0
TP516
TP555
TP543
TP530
C508
15P
TP644
TP592
C551
0.1U
R529
OPEN
R539
33
TP641
C580
0.1U
C532
0.1U
TP517
C543
0.1U
TP593
TP556
R522
0
C530
0.1U
C536
0.1U
TP518
R504
20K
TP531
R540
33
C556
0.1U
TP594
C529
0.1U
R513
100K
C510
0.1U
C520
0.1U
R533
0
C540
10U/25V
R510
33
C527
0.1U
TP630
TP519
C526
0.1U
TP595
L506
10UH
TP500
C525
0.1U
C544
1U
TP596
R509
51
TP532
TP697
C581
0.1U
C524
0.1U
C566
12P
C534
22U/10V
TP631
TP520
L505
10UH
C565
390P
C522
0.1U
TP609
TP538
D500
STZ6.8N
1
2
3
1
2
3
C521
0.1U
TP501
TP533
TP598
L502
10UH
R502
10K
C586
22U/10V
TP632
C512
330P
TP599
C582
0.1U
TP610
C557
10U/6.3V
L504
10UH
TP502
TP539
X500
27MHz
C504
1U
C571
2200P
C531
0.1U
TP521
R508
33
C519
22U/10V
C528
0.1U
C562
0.1U
TP601
TP611
TP540
RN500
33x4
1
2
3
4
5
6
7
8
TP534
R530
10K
R505
10K
R507
33
C564
0.1U
C561
10U/6.3V
TP633
TP558
TP503
C574
22U/10V
L500
10UH
R521
33
TP570
TP535
TP541
TP504
TP559
R531
1K
TP602
TP571
TP597
C509
0.1U
C511
330P
C516
0.1U
R525
15K
C575
0.1U
TP572
C552
0.033U
TP542
C576
0.1U
TP603
C559
10U/6.3V
C541
0.047U/25V
TP560
TP699
R541
4.7K
TP573
TP604
TP505
TP544
TP612
C502
1U
TP522
R538
33
TP605
C568
0.1U
TP574
TP622
R524
100K
TP561
TP523
TP506
TP563
TP634
TP575
R526
6.8
TP606
C546
1U
TP545
R519
33
C555
0.1U
TP524
TP562
TP537
TP577
TP607
TP698
R542
4.7K
TP623
TP679
R534
4.7K
RN509
4.7Kx4
1
2
3
4
5
6
7
8
TP576
TP546
TP635
RN501
33x4
1
2
3
4
5
6
7
8
TP507
TP525
C584
0.1U
TRAY_OPEN_SW2
SW502
1
3
2
TP578
C549
20P
TP613
R537
47K
C554
0.1U
C533
0.1U
C523
0.1U
TP536
CON500
1
2
3
4
5
6
1
2
3
4
5
6
R520
1K
TP547
C545
0.1U
C547
0.1U
TP508
TP579
R536
750K
C505
15P
C570
0.1U
IC500
MT1389
2
250
3
4
5
1
252
253
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
256
28
27
30
29
32
31
43
26
25
33
34
35
36
42
41
45
39
40
46
38
37
59
75
74
72
71
70
69
68
52
91
62
63
87
86
64
65
84
83
82
81
73
93
53
54
55
56
80
57
58
67
92
85
60
61
76
78
90
79
66
77
94
95
96
97
98
99
100
101
102
103
104
105
116
106
107
244
245
108
109
110
111
112
122
113
114
115
117
118
120
119
121
123
124
125
126
128
127
129
192
191
190
189
188
187
186
185
184
183
182
181
180
179
178
177
176
175
174
173
172
171
170
169
167
168
166
165
164
163
162
161
160
159
158
156
157
155
154
153
152
151
150
148
149
147
146
145
144
143
141
142
140
139
138
137
136
134
135
133
132
131
130
249
255
24
254
231
230
238
237
248
247
236
251
246
243
241
242
240
239
234
235
232
224
225
222
221
220
219
226
218
217
215
213
214
204
211
210
209
208
212
207
206
205
203
202
201
200
199
198
197
196
195
194
193
233
44
47
48
49
50
51
88
89
216
223
228
229
227
DVDA
CEQP
DVDB
DVDC
DVDD
AGND
OSP
OSN
DVDRFIP
DVDRFIN
MA
MB
MC
MD
SA
SB
SC
SD
CDFON
CDFOP
TNI
TPI
MDI1
MDI2
LDO2
LDO1
AVDD3
V2REFO
SGND
VREFO
V20
TEO
FEO
USB_VSS
RFLVL/RFON
CSO/RFOP
TEZISLV
OP_OUT
OP_INN
OP_INP
FOO
TRO
USBM
TROPENPWM
PWMOUT1/V_ADIN9
USB_VDD3
FMO
DMO
HIGHA0
HIGHA1
HIGHA2
HIGHA3
HIGHA4
HIGHA5
HIGHA6
HIGHA7
DVDD18
AD7
DVSS
APLLCAP
AD5
AD4
APLLVSS
APLLVDD3
AD3
AD2
AD1
AD0
DVDD3
IOA0
IOA2
IOA3
IOA4
IOA5
DVDD3
IOA6
IOA7
A16
A17
DVSS
IOA18
IOA19
IOA20
IOA1
ALE
IOOE
IOWR
IOCS
DVSS
UWR
URD
DVDD18
UP1_2
UP1_3
UP1_4
UP1_5
UP1_6
UP1_7
UP3_0
UP3_1
DVSS
UP3_4
UP3_5
RFVDD3
RFRPDC
DVDD3
ICE
PRST
IR
INT0
DVDD18
DQM0
DQS0
RD7
RD6
RD5
RD4
DVSS
RD3
RD2
RD1
RD0
RD15
RD14
DVDD3
RD13
YUV0/CIN
FS
VREF
DACVDDC
RD16
RD17
RD18
RD19
RD20
RD21
DVDD3
RD22
RD23
DQM2
DQM3
RD24
RD25
DVSS
RD26
DVDD18
RD27
RD28
RD29
RD30
DVDD3
RD31/ASDATA5
RA4
RA5
RA6
DVSS
RA7
DVSS
RA8
RA9
RA11
RCLK
CKE
DVDD3
RCLKB
RVREF/V_ADIN3
DVDD18
RA3
RA2
DVSS
RA1
RA0
RA10
BA1
DVSS
BA0
DVDD3
RCS
RAS
CAS
RWE
DQM1
DQS1
DVSS
RD8
RD9
RD10
RD11
DR12
RFGND
IREF
SVDD3
RFGC
JITFN
JITFO
LPFOP
LPFIN
CRTPLP
HRFZC
LPFIP
CEQN
RFRPAC
S_VREFN
ADCVSS
S_VREFP
S_VCM
ADCVDD3
PLLVDD3
LPFON
PLLVSS
MC_DATA
SPDIF
ASDATA4
DVDD18
ASDATA3
ASDATA2
RFGND18
ASDATA1
ASDATA0
ACLK
ALRCK
ABCK
DVDD3
SPBCK/ASDATA5
SPLRCK
SPDATA
SPMCLK
DVDD3
HSYNC/V_ADIN2
YUV7/ASDATA5
VSYNC/V_ADIN1
YUV6/R
YUV5/B
DACVSSA
YUV4/G
DACVDDA
YUV3/CVBS
DACVSSB
YUV2/C
DACVDDB
YUV1/Y
DACVSSC
IDACEXLP
USBP
FG/V_ADIN8
TDI/V_ADIN4
TMS/V_ADIN5
TCK/V_ADIN6
TDO/V_ADIN7
AD6
IOA21/V_ADIN0
DVSS
DVSS
XTALO
XTALI
RFVDD18
B500
BEAD
TP614
TP636
C515
0.015U
C567
12P
TP580
C585
0.1U
C569
0.1U
TP509
C573
0.1U
TP581
TP625
C553
0.1U
TP548
R514
1K
TP615
TP557
TP510
GT500
TP582
IC501
HY29LV160TT-70
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
A15
A14
A13
A12
A11
A10
A9
A8
A19/A21
NC/A20
/WE
/RESET
NC/ACC
NC/WP
(RY/BY)/A19
A18
A17
A7
A6
A5
A4
A3
A2
A1
A16
/BYTE
GND
I/015/A-1
I/07
I/014
I/06
I/013
I/05
I/012
I/04
VCC
I/011
I/03
I/010
I/02
I/09
I/01
I/08
I/00
/OE
/GND
/CE
A0
+
CE500
100U/10V
C535
OPEN
Video Comp
Video Signal C
Video Signal Y
Digitron not display
System not working
System not operating
No power on
3-34
3-35
4. AUDIO CIRCUIT DIAGRAM
IC301 is defective
2CH Audio output is bad
LOW MUTE
HSJ1493-01-010
HSJ1493-01-010
3854R18123A
AUDIO
SCL
ALRCK
ASDAT0
/A_MUTE
ACLK
SCL
ABCK
VRST#
SDA
ASPDIF
SDA
GND
SP_R- 5
ALRCK
3
ACLK
3
/A_JACK_IN
3
/SP_MUTE
3
SCL
3
HP_SENSE
3
SP_L+ 5
VRST#
3
/A_MUTE
3
A_AUDIO_CD_CON
6
A_MUX_OUT_L9
SP_L- 5
A_MUX_OUT_R9
SDA
3
ASPDIF
3
ABCK
3
A_VIDEO_IO_CON
6
SP_R+ 5
ASDAT0
3
A_SP_AMP_EN
6
A+5V
GND
A-5V
A+5V
A+5V
A+5V
A+5V
A+3.3V
A+5V
A+3.3V
A-5V
A+5V
E+5V
A-5V
A+5V
A+5V
A+5V
A+5V
A+5V
R384
8.2K
B300
10uH
TP302
C356
1000P
R337
OPEN
R359
220
TP345
R349
OPEN
TP3B0
TP3A8
R358
560
L314
10UH
C387
10U/10V
B305
BEAD
TP3A2
IC303
NJU4052BV
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Y0
Y2
Y
Y3
Y1
INHIBIT
VEE
VSS
B
A
X3
X0
X
X1
X2
VDD
TP332
C371
10U/10V
R3A8
7.5K
R370
220
C301
0.01U
L301
10UH
TP303
CE316
47U/6.3V
TP346
L317
10UH
Q327
KRA103S
3
2
1
Q328
KRA103S
3
2
1
TP319
C313
0.1U
TP3A3
TP382
TP3A1
Q317
KRA103S
3
2
1
C309
0.1U
C373
10U/10V
C321
0.1U
J301
OPTI-A_OUT
1
2
3
4
5
6
7
8
R316
7.5K
TP347
GT309
Q319
KRA103S
3
2
1
R356
560
TP304
TP389
C310
1U
TP3A6
R367
OPEN
B304
BEAD
R328
100K
C383
22U/10V
C357
1U
R319
100
R3A2
150
CE315
47U/6.3V
TP320
R364
0
TP305
TP333
TP3B2
C376
1000P
R343
390K
TP383
CE323
47U/6.3V
TP348
C365
0.1U
L303
10UH
TP3B4
C338
0.47U/25V
C307
0.1U
R325
1K
D306
STZ6.8N
1
2
3
1
2
3
TP371
TP390
TP306
TP3B1
TP384
C384
22U/10V
C397
10U/10V
R3A9
5.6K
TP385
TP349
TP391
TP321
R391
13K
VR300
1
3
2
R363
0
R3A7
5.6K
C398
10U/10V
C358
0.1U
TP307
C322
0.1U
R317
1.8K
C380
10U/10V
R301
51
R3B7
5.6K
B306
10uH
TP350
L307
10UH
C303
1000P
C369
10U/10V
TP392
C390
10U/10V
C391
47U/6.3V
C311
270P
CE317
220U/10V
C378
0.1U
TP351
C370
10U/10V
GT303
C361
470P
C339
0.1U
L306
10UH
R3A6
7.5K
C334
0.1U
R362
10K
TP308
C362
470P
IC304
NJM4580M
R327
100K
R318
8.2K
Q318
KTC3875
1
2
3
CE305
100U/10V
TP393
C319
1000P
GT304
TP322
C317
0.47U/25V
L302
10UH
TP352
R309
4.7K
R373
4.7K
R365
330
Q320
KTC3875
1
2
3
C315
0.1U
TP309
R393
1K
D310
1
2
3
TP394
L310
10UH
IC307
NJM4580M
TP3B5
TP353
R371
150
R338
1K
TP323
R383
100K
R390
13K
GT305
C392
47U/6.3V
GT300
R3B3
5.6K
TP310
TP388
Q305
KTA1504S
1
2
3
C337
0.47U/25V
TP338
C385
10U/10V
C302
0.1U
C316
0.1U
GT310
TP324
R346
330
GT311
R313
1.8K
R339
4.7K
GT306
R3B8
5.6K
IC305
NJM4580M
C344
0.1U
C367
10U/10V
C333
0.1U
GT301
TP339
GT307
TP325
C305
270P
R368
OPEN
R3B5
0
TP311
L311
10UH
C368
10U/10V
L305
10UH
R389
10K
R340
0
D303
STZ6.8N
1
2
3
1
2
3
CE318
47U/6.3V
R374
15K
C346
0.1U
C320
1000P
L308
10UH
TP326
TP397
GT302
C335
1000P
C388
10U/10V
C363
1000P
TP312
GT308
IC301
CS4391
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
RESET
VL
SDATA/DSD
SCLK/DSDB
LRCK/DSDMODE
MCLK
M3/DSDCLK
M2
M1
M0
FLT+
CMOUT
B_MUTE
AOUT_B-
AOUT_B+
AGND
VA
AOUT_A+
AOUT_A-
A_MUTE
TP340
R372
150
R3A4
15K
C364
1000P
J302
HP JACK
1
3
2
4
5
6
L315
10UH
CE308
100U/10V
TP398
C377
1000P
B307
10uH
R310
7.5K
R320
100
CE314
220U/10V
TP362
C386
10U/10V
TP363
TP399
C314
3900P
C372
10U/10V
TP3A4
R366
330
TP313
TP327
Q314
KTC3875
1
2
3
C352
0.1U
C312
3900P
C393
47U/6.3V
Q315
KTC3875
1
2
3
R3C0
1K
Q323
KTC3875
1
2
3
TP3B3
R311
7.5K
R361
10K
R369
220
R323
220
TP364
TP341
C394
47U/6.3V
Q316
KTA1504S
1
2
3
Q324
KTC3875
1
2
3
R312
1.8K
C318
0.47U/25V
TP314
C395
10U/10V
IC306
SPEAKER AMP(BA7786FP-Y)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
EVR
LINE_L
MUTE
LINE_R
BIAS
SYS_BEEP_IN
BEEP_LEVEL
LCH_OUT
PM_BEEP
SP1_L
SP2_L
HP_SPD
SP_SPD
SP_GND
MO/ST
SP2_R
SP1_R
LINE_MIX
SP_VCC
SP_R
SP_L
HP_GND
HP_R
HP_L
HP_VCC
R326
220
R315
1.8K
TP328
R386
1K
R342
22K
R348
12K
IC302
NJM4580M
R3B9
1K
C396
10U/10V
R360
220
B308
BEAD
R347
18K
Q308
KRA103S
3
2
1
C345
0.1U
R387
4.7K
TP342
TP329
TP315
R388
4.7K
C382
22U/10V
TP377
B303
10uH
R302
0
TP378
R3A5
5.6K
TP365
R392
1K
CE322
47U/6.3V
R3A1
150
R350
OPEN
TP3A5
R335
22K
R324
1K
R3B1
5.6K
R3B6
0
TP3A7
TP316
C308
0.1U
TP379
TP343
R334
22K
C359
270P
TP3A9
R344
33K
TP330
L312
10UH
R321
4.7K
C366
0.1U
R3A3
4.7K
R3B2
5.6K
TP380
R398
8.2K
TP317
R336
10K
R357
100K
L304
10UH
R399
8.2K
TP354
R314
7.5K
C360
27P
B302
10uH
TP366
C341
OPEN
TP301
TP344
J303
HP JACK
1
3
2
4
5
6
Q325
KTC3875
1
2
3
C306
0.1U
C340
OPEN
R3C2
5.6K
Q329
KTC3875
1
2
3
C381
22U/10V
Q326
KTC3875
1
2
3
R3C1 5.6K
TP381
Q330
KTC3875
1
2
3
R345
18K
C304
270P
B301
10uH
TP331
C389
10U/10V
TP318
C336
1000P
IC306 is effective
Speaker & Earphone are bad
Audio L/R
Earphone L/R
3-36
3-37
5. VIDEO CIRCUIT DIAGRAM
LCD PANEL CONNECTOR
04-6214-026-000-800
EX345GLY-1
AUDIO
MCU
FRONT MICOM
3854R18124A
VIDEO
CVBS
VIDEO_Y
LCD_MUTE
VIDEO_IO_CON
VIDEO_IO_CON
LCD_SIZE
SP_L+
SP_L-
SP_R-
SP_R+
VIDEO_C
NAVIGATION
WAKEUP
KEY_M
CVBS 3
VIDEO_Y 3
/V_MUTE 3
LCD_MUTE3
SP_R- 4
SP_R+ 4
SP_L- 4
SP_L+ 4
LCD_SIZE3
VIDEO_IO_CON3,6
VIDEO_IO_CON3,6
/V_JACK_IN3
VIDEO_C 3
KEY_M 6
NAVIGATION6
WAKEUP 6
LCDPWR
A+5V
A+5V
A+5V
D+3.3V
E+5V
A-5V
+7.5V
-15V
+17V
A+5V
C447
OPEN
L440
10UH
C454
10U/10V
C448
OPEN
R404
0
GT409
GT427
TP424
C460
10U/10V
C441
0.1U
C417
100P
TP425
C449
0.1U
GT428
C420
100P
L415
2.2uH
C451
0.1U
L442
10UH
GT429
R401
100
Q404
KTA1504S
1
2
3
C453
0.1U
GT421
L439
10UH
GT430
R430
100
C401
0.1U
GT405
CON403
CON_LCD40
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
13
40
14
12
11
10
9
8
7
6
5
4
3
2
1
GND12
GND11
LCDPWR1
LCDPWR2
LCD_PWR3
-5V
+7V
-10V
+15V
LCD_SIZE
NC7
NC6
VIDEO_IO_CON
GND10
VIDEO_Y/CVBS
GND9
VIDEO_C
GND8
LCD_MUTE
GND7
GND6
GND5
SP2_R
SP1_R
SP2_L
GND3
SP1_L
GND4
NC5
KEY_M
NAVIGATION
NC4
NC3
NC2
NC1
WAKEUP
GND2
GND1
E+5V1
E+5V2
TP426
R450
75
C450
0.1U
CE401
220U/6.3V
GT420
GT411
C443
33P
C461
22U/16V
B442
BEAD
GT406
J403
CVBS JACK
1
2
3
4
1
2
3
4
R435
4.7K
L401
10UH
C440
OPEN
D434
STZ6.8N
1
2
3
1
2
3
GT431
R407
100
Q415
KTC3875
1
2
3
C419
100P
L406
2.2uH
GT419
C432
0.1U
IC402
MM1226XFBE
1
2
3
4
5
6
7
8
VIN1
SW1
VIN2
NC1
NC2
V+
OUT
GND
C455
10U/10V
B434
BEAD
R427
68
CE402
100U/6.3V
R419
0
L437
33UH
L418
2.2uH
B439
BEAD
R436
1K
GT432
Q430
KTA1504S
1
2
3
R408
1K
R440
560
TP416
B440
BEAD
IC401
NJM2233BV
1
2
3
4
5
6
7
8
VIN1
SW1
VIN2
NC1
NC2
V+
OUT
GND
Q419
KTC3875
1
2
3
R434
560
GT418
C435
0.1U
TP417
GT433
B438
BEAD
L441
10UH
Q408
KTC3875
1
2
3
TP433
Q409
KTC3875
1
2
3
C407
100P
TP418
R406
1K
R418
1K
GT410
TP434
GT435
Q418
KTC3875
1
2
3
TP449
GT412
C452
0.1U
GT434
R452
75
TP435
B433
BEAD
C402
20P
TP445
GT415
C438
0.1U
CE411
100U/10V
TP419
C416
75 ohm
TP436
B443
BEAD
D440
STZ6.8N
1
2
3
1
2
3
R439
47K
GT416
TP437
CE403
100U/6.3V
TP420
C446
OPEN
R454
75
GT424
R431
330
TP438
TP401
TP421
R433
75
GT417
TP422
R453
1K
GT425
GT422
L438
10UH
R451
75
R415
1K
C408
100P
C437
0.1U
TP423
L421
10UH
GT426
TP439
R421
0
Video Comp
Video Signal C
Video Signal Y
3-38
3-39
6. FRONT MICOM CIRCUIT DIAGRAM
SYSTEM not operate
Remocon not operate
SYSTEM not operate
Q703/Q704/Q705/Q706 are defective
LED not operate
RESET PART
INPUT
NAVIGATION
KEY
MAIN
MICOM
INPUT
KEY
VOLTAGE
HW RESET
TACK SW - TSM148AF
Signal Power Up (3.3V=>5V)
REMOCON FORMAT
DATA MODE
FRONT DOWNLOAD
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