AOC Norcent LT2025W液晶显示器电路图
分类:电子电工
日期:
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20” LCD TV Color Monitor Norcent LT2025W
33
8. Schematic Diagram
8.1 Main Board
R492
0 OHM
R510
nc
REF
+
C401
10uF/16V
+
C404
10uF/16V
R493
0 OHM
R487
10k
TV_G
C483
33P
GOUT
Q405
BC847B
1
3
2
REF
+
C406
10uF/16V
REF
R503
100
R486
10k
HD_Y
01
1
YPrPb-SWITCH
AOC (Top Victory) Electronics Co., Ltd.
A3
1
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
R490
130 OHM
+
C403
10uF/16V
R509
nc
REF
+5V_SW
REF
REF
R491
130 OHM
C473
100P
R501
4.7k
REF
REF
YUV_TV_SW
FB411
B0805/0
R494
130 OHM
BOUT
REF
Q402
BC847B
1
3
2
+5V_SW
R498
4.7k
R499
4.7k
TV_R
R508
100
PB_CB
C472
100P
R484
10k
REF
FB410
B0805/0
C485
270P
R507
100
R485
10k
C487
270P
REF
REF
Q403
BC847B
1
3
2
C486
33P
REF
U402
PI5V330W
2
3
5
6
11
10
13
1
14
8
12
9
7
4
16
15
S1A
S2A
S1B
S2B
S1C
S2C
S2D
N
S1D
GND
DD
DC
DB
DA
VCC
O
REF
REF
R506
75
R502
4.7k
C488
33P
R505
75
+
C402
10uF/16V
REF
REF
R497
4.7k
R488
10k
R495
0 OHM
TV_B
REF
REF
ROUT
Q401
BC847B
1
3
2
R511
nc
REF
Q406
BC847B
1
3
2
REF
PR_CR
C471
100P
+
C405
10uF/16V
REF
REF
REF
C484
270P
R489
10k
+5V_SW
FB412
B0805/0
R496
4.7k
R504
75
Q404
BC847B
1
3
2
20” LCD TV Color Monitor Norcent LT2025W
34
MOR
MOR
AGND
R132
15k
D_DECT1
J102
PHONEJACK
1
2
3
4
5
REF
SCOR1
AGND
FB120
150 OHM
R134
10K
SVIDEO_CTR_1
C173
100P
C2IN
MUTE
02
CONNECTOR
AOC (Top Victory) Electronics Co., Ltd.
A3
2
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
REMOTE
HDIL
SCIL1
R131
15k
FB122
150 OHM
KEYB
PCIR
Y1SCART
SVIDEO_CTR_2
C169
100P
MOL
AGND
C162
100P
C171
100P
AGND
CN101
6PIN/2.0mm
1
2
3
4
6
5
AGND
+12V_SW
MOL
+5V_SW
SCOL1
IF
Y2IN
PB_CB
PCIL
PC AUDIO
SCIL2
SCIR2
+5V_SW
SCL
HD_Y
KEYBOARD
FB123
150 OHM
FB118
150 OHM
C172
100P
FBLIN
S_CTL
PR_CR
R133
10K
esd
AGND
CVBSO2
AGC
+5V
SCIR1
AV1
CN107
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
36
39
38
40
41
42
43
44
Y
REF
MUTE
+12V
SDA
FB119
150 OHM
ASTB
HDIR
ASTB
C161
100P
D_DECT
REF
FB121
150 OHM
STATAV1&D_DECT3
C168
100P
C170
100P
CN114
CONN
1
2
3
4
5
6
7
8
20” LCD TV Color Monitor Norcent LT2025W
35
D409
1N4148
FB416
B0805/0
+5V
R522
100
D410
1N4148
ISP_SDA
+5V
IIC_SEL
R552
22K
C491
100P
ISP_SCL
VSDA
Q418
PMBS3904
3
2
1
SCL
ON_OFF
R541
4.7k
R560
2k
R551
100
+5V
SDA
R540
4.7k
03
1
IIC SWITCH
AOC (Top Victory) Electronics Co., Ltd.
A4
3
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
VSCL
R535
1k
U407
74HC4052D
12
14
15
11
1
5
2
4
6
10
9
13
3
16
8
7
X0
X1
X2
X3
Y0
Y1
Y2
Y3
EN
A
B
X
Y
VDD
GND
VEE
Q415
PMBS3904
3
2
1
R534
1k
20” LCD TV Color Monitor Norcent LT2025W
36
REF
REF
REF
R514
0
REF
R515
0
FB413
B0805/0
R532
10k
ZD404
5.6V
1
2
ISP_SDA
R546
100
REF
REF
REF
D406
BAV99
1
3
2
R523
100
C490
27P
B
D404
BAV99
1
3
2
R544
75
REF
VDRB
VGA_HS
+5V
VGA-V
R526
100
D405
BAV99
1
3
2
REF
R525
100
ZD402
5.6V
1
2
C482
1u
R537
1K
RAIN
RXD
C489
27P
ZD406
5.6V
1
2
ADC_VAA
ISP_SCL
REF
REF
REF
ZD403
5.6V
1
2
ADC_VAA
Q412
PMBS3904
3
2
1
R536
1K
D401
BAV70
3
1
2
VGA_TV_SW
PC_DET
G
R528
100k
REF
REF
R550
0
C475
100P
REF
R524
100
D403
BAV99
1
3
2
Q413
PMBS3904
3
2
1
C469
0.1u
REF
CN105
DB15
8
15
7
14
6
13
5
12
4
11
3
10
2
9
1
16
17
REF
R538
1K
R549
0
REF
AHSYNC
Q414
PMBS3904
3
2
1
C478
12P
MDX
U302
74HC4052D
10
9
16
12
14
15
11
1
5
2
4
7
8
3
13
6
0
1
VDD
0
1
2
3
0
1
2
3
VEE
VSS
OUT
OUT
G4
R512
75
REF
AVI_DET
FB409
B0805/0
+5V
TV_HS
IIC_SEL
R518
75 OHM
R548
2.7k
R521
75
AVSYNC
ADC_VAA
D408
1N4148
1
2
U404
PI5V330W
2
3
5
6
11
10
13
1
14
8
12
9
7
4
16
15
S1A
S2A
S1B
S2B
S1C
S2C
S2D
N
S1D
GND
DD
DC
DB
DA
VCC
O
REF
REF
TV_VS
R520
100
REF
D402
1N4148
1
2
REF
VGA_TV_SW
C479
1u
FB414
B0805/0
GAIN
U301
M24C02WMN6
1
2
3
4
5
6
7
8
A0
A1
A2
GND
SDA
SCL
WP
VCC
C492
0.1u
VGA_HS
VGA-V
VGA_VS
BAIN
REF
FB408
B0805/0
C493
0.1u
04
1
PC INPUT
AOC (Top Victory) Electronics Co., Ltd.
A3
4
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
REF
R543
47k
+3.3Vstb
R530
47k
C480
1u
R
FB415
BA792
R547
2.7k
R527
100k
ZD407
5.6V
1
2
C476
12P
ZD405
5.6V
1
2
TV_HS
ZD401
5.6V
1
2
+3.3Vstb
+5V
R513
0
AVI_DET
+5V_SW
R533
10k
C477
12P
REF
Ext_Hsync_sel
REF
REF
TV_B
R519
75 OHM
R516
0
REF
D407
BAV99
1
3
2
R545
100
TXD
VGA_VS
REF
TV_R
C474
100P
TV_G
REF
R529
100k
REF
R483
100
TV_VS
Hout
C470
100n
R542
0
R531
10K
REF
+5V_SW
REF
C481
1u
20” LCD TV Color Monitor Norcent LT2025W
37
C245
0.01uF
C251
0.1uF
R257
10K
C247
0.1uF
R279
39K
+5V_SW
R211
1.2K
R213
1.2K
R265
12K
Q202
BC847B
3
2
1
+
C224
10u
FB203
600
GND1
SAW_SW
C291
0.22uF
+
C222
100u/16V
GND1
IF
SIFIN2
C254
0.1uF
C302
0.33uF
R284
47K
+
C225
10u
C215
5P
C252
0.1uF
SIFIN2
R215
10
DECDIG
SIFIN1
R212
1.2K
U202K3953M
1
2
3
4
5
C249
0.1uF
Q201
BC847B
3
2
1
U203
K9650M
1
2
3
4
5
FB201
600
R256
10K
R269
1K
Vdrb
C290
0.22uF
+5V_SW1
VIFIN1
REF
REF
C250
0.1uF
R294
0
R223
100
GND1
L203
560nH
FB204
600
XTAL2LI
FB202
600
R254
100K
SIFIN1
C253
0.1uF
DIG1
C292
0.22uF
05
1
Decoder-A
AOC (Top Victory) Electronics Co., Ltd.
A3
5
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
VIFIN2
U401C
LOCI
T23
R23
R24
P23
P24
P25
N23
N25
N24
N26
M26
M25
M24
L23
L26
L24
K26
K25
J26
J25
H26
K24
K23
G26
H25
J24
J23
L25
H23
G25
H24
M23
VSSP2
VSSC4
VDDC4
VDDA3
VREF_POS_LSL
VREF_NEG_LSR+HPR
VREF_POS_LSR+HPR
VREF_NEG_HPL+HPR
VREF_POS_HPR
XTALIN
XTALOUT
VGUARD|SWIO
DECDIG
VP1
PH2LF
GND1
SECPLL
DECBG
EWD|AVL
VDRB
VDRA
VIFIN1
VIFIN2
VSC
IREF
GNDIF
SIFIN1|DVBIN1
PH1LF
SIFIN2|DVBIN2
AGCOUT
EHTD
GND1
+
C218
100u
DIG1
+3.3Vstb
C244
0.0068uF
C246
0.1uF
C217
1.5u
C216
5P
R287
680
+1.8V_1
R285
47K
TUNGND
R273
22
D201
BA792
VIFIN2
X201
24.576
TUNGND
VIFIN1
C248
0.1uF
FB205
600
C255
0.1uF
AGC
DIG1
R201
0
C289
0.22uF
R281
4.7K
R272
1M
FB207
600
20” LCD TV Color Monitor Norcent LT2025W
38
R258
10K
SOL1
C304
0.47uF
C235
0.1uF
Y2IN
FOR NTSC
SCIR2
R260
10K
R227
100
SOR1
R203
0
HDIR
C295
0.47uF
C296
0.47uF
R228
100
C308
0.47uF
C264
0.1uF
C309
100pF
CVBSO2
C2IN
C307
0.47uF
R278
390
GND2
R205
0
C211
47pF
C202
47pF
R259
10K
C204
47pF
TUNGND
IFVO
SCOR1
IFVO1
SOL1
Q417
PMBS3904
3
2
1
C232
2.2uF
C201
47pF
L602
6.8uH
U409
UR
1
2
3
+5V_SW1
C305
0.47uF
C303
0.47
GND2
Y1SCART
C293
0.22uF
R207
0
R555
100
GND4
MOR
R226
100
R556
100
PCIL
AV1
IFVO1
FB209
600
R224
100
MOL
R293
NC
SCIL2
C260
0.1uF
C208
47pF
C233
2.2uF
REF
GND2
MOL
R261
10K
C240
0.0039uF
GND4
R553
1.5K
IFVO
C209
47pF
SOR1
R557
100
+5V_SW
C306
0.47uF
R558
150
SCIR1
HDIL
C203
47pF
MOR
R208
0
C210
47pF
U401D
LOCI
G24
F25
F24
F23
E25
E24
E23
D24
C24
B24
D23
D22
C22
D21
B23
C21
B21
C20
B20
A20
B19
D19
C19
D18
C18
C17
D17
A23
D16
C16
B18
C23
REFO|REFIN
AUDIOIN5L
AUDIOINR
AUDOUTSL
AUDOUTSR
DECSDEM
QSSO|AMOUT|AUDEEM
GND1
PLLIF
SIFAGC
DVBO|IFVO|FMRO
VCC8V
AGC2SIF
VP2
IFVO|SVO|CVBS1
AUDIOIN4R
CVBS4|Y4
C4
AUDIOIN2L
AUDIOIN2R
CVBS2|Y2
AUDIOIN3L
AUDIOIN3R
CVBS3|Y3
C2|C3
AUDOUTLSL
AUDOUTLSR
AUDIOIN4L
AUDOUTHPL
AUDOUTHPR
CVBSO|PIP
DVBO|FMRO
C261
0.1uF
C318
47pF
C262
0.1uF
06
1
DECODER-B
AOC (Top Victory) Electronics Co., Ltd.
A3
6
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
REF
R288
75
+
C226
10u
C206
47pF
PCIR
C258
47pF
C257
0.1uF
GND2
C317
47pF
R204
0
R559
1k
C205
47pF
Q416
PMBS3904
3
2
1
C319
47pF
C256
0.1uF
R292
NC
C259
100P
R266
15K
C207
47pF
R267
15K
R554
100
GND2
TUNGND
R206
0
SCIL1
TP101
+
C234
4.7u
C263
0.1uF
SCOL1
C294
0.22uF
20” LCD TV Color Monitor Norcent LT2025W
39
C213
47pF
SCL
SANDC
C312
22pF
FB214
600
+3.3Vstb
R309
NC
C280
0.1uF
R286
47K
+
C221
100u
R262
10K
DIG4
C270
0.1UF
C266
0.1UF
C281
0.1UF
R220
10
GND3
R233
100
C278
0.1uF
R236
100
C273
0.1uF
+1.8V_2
UOUT
R234
100
R229
100
C277
0.1uF
C239
0.001uF
C214
47pF
C238
0.001uF
C267
0.1uF
FB215
600
U401E
LOCI
B17
B16
A16
C15
D15
B15
A15
B14
E26
F26
T25
U24
U23
V24
V23
L16
W24
W23
Y24
Y23
Y25
M16
N16
N15
P15
P16
R15
L15
R16
T15
T16
T26
SVM
FBISO|CSY
HOUT
VSSCOMB
VDD_COMB
VIN
UIN
YIN
YSYNC
YOUT
UOUT
INSSW3
R|Pr|N3
G|YIN3
B|Pb|N3
VP3
BCLIN
BLKIN
RO
GO
BO
VDDA1
VREFAD_NEG
VREFAD_POS
VREFAD
GNDA
VDDA
GND1
VDDA2
VSSadc
VDDadc
VOUT
YOUT
U201
TDA9178T/N1
2
10
12
13
23
24
8
9
11
14
16
17
19
21
22
20
15
1
3
4
5
6
7
18
2
10
12
13
23
24
UIN
VIN
SCL
SDA
VOUT
UOUT
YOUT
SOUT
CF
VCC
DECDIG
SC
ADEXT1
ADEXT2
ADEXT3
YIN
ADR
VEE
07
1
DECODER-C
AOC (Top Victory) Electronics Co., Ltd.
A3
7
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
+5V_SW1
FBLIN
C284
0.1UF
+ C229
10u
REF
YIN
Hout
C272
0.1UF
GND5
R235
100
C212
47pF
+5V_SW1
C311
22pF
FB217
600
GND3
PR_CR
R209
0
DIG3
+
C227
10u
+8V
R232
100
ROUT
FB210
600
R218
100
VOUT
FB213
600
C268
0.1uF
R307
NC
C269
0.1UF
C297
0.22uF
C279
0.1UF
REF
YIN
SANDC
C265
0.1uF
R221
100
PB_CB
C320
nc
C322
nc
DIG1
DIG5
+
C219
100u
C282
0.1uF
UOUT
YOUT
R231
100
VDDA1
VIN
VOUT
FB212
600
C321
nc
+
C220
100u
UIN
C310
22pF
UIN
C274
0.1UF
SDA
FB216
600
GND3
+ C228
470u
REF
R308
NC
C283
0.1uF
REF
+ C230
10u
VIN
FB211
600
R237
100
R219
100
C276
0.1uF
R230
100
C271
0.1UF
C275
0.1uF
HD_Y
BOUT
R275
27K
GND5
GOUT
20” LCD TV Color Monitor Norcent LT2025W
40
WP
FB219
600
KEYB
REMOTE
R249
100
R248
100
DIG1
DIG2
R295
10k
FOR
RXD、TXD
VDDA1
R270
1K
VGA_TV_SW
DIG1
SVIDEO_CTR_2
DIG1
R251
100
R263
10K
SCL
DIG1
R239
100 nc
+
C231
10u
R241
100
08
1
DECODER-D
AOC (Top Victory) Electronics Co., Ltd.
B
8
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
ON_OFF
R238
100
C237
0.22u
+3.3Vstb
FB221
600
+3.3Vstb
C285
0.1uF
R214
1.2K
MUTE
R276
100
SAW_SW
R302
10K
REF
R240
100
R297
3.3k
R253
100
U403
AT24C32
1
2
3
4
5
6
7
8
A0
A1
A2
GND
SDA
SCLK
WP
VCC
R243
100
D_DECT
YUV_TV_SW
TXD
+1.8V_1
SDA
R296
3.3k
R250
100
STATAV1&D_DECT3
FB116
B1206/0
+5V
C301
0.22uF
R268
15k
SCL
S_CTL
R301
10K
C288
0.1uF
R271
1K
FB117
NC
D_DECT1
R245
100
R252
100
+3.3Vstb
R310
nc
+3.3Vstb
R291
100
+3.3Vstb
FB220
600
C299
0.22uF
R290
nc
PC_DET
SDA
+3.3Vstb
R274
100
R289
100
R247
100
DIG1
SVIDEO_CTR_1
PanelVDD_EN
R222
10
R242
100 nc
WP
U401F
LOCI
AA25
AA24
AA23
AC17
AD17
AE18
AD18
AC18
AF18
AF19
AE19
AC19
AC20
AF20
AE20
AF21
AE21
AD21
AC21
AC22
AF22
AE22
AD22
AF23
AE23
AC23
AD23
AD20
AF24
AE24
M15
AD19
AE25
INT0|P0.5
P1.0|INT1
P1.1|T0
VDDC2
VSSC2
P0.4|I2SWS
P0.3|I2SCLK
P0.2|I2SD02
P0.1|I2SD01
P0.0|I2SDI1|0
P1.3|T1
P1.7|SDA
VDDP+B183
P2.0|TPWM
P2.1|PWM0
P2.3|PWM2
P3.0|ADC0
P3.1|ADC1
VDDC1
DECV1V8
P3.2|ADC2
P3.3|ADC3
VSSC|P
P2.4|PWM3
P2.5|PWM4
VDDC3
VSSC3
P2.2|PWM1
P1.2|INT2
P1.4|RX
VDDA1
P1.6|SCL
P1.5|TX
C286
0.1uF
+1.8V_1
Ext_Hsync_sel
ASTB
+1.8V_1
C287
0.1uF
REF
FB218
600
R210
0
R244
100
DIG2
RXD
R264
10K NC
Reset
C298
0.22uF
20” LCD TV Color Monitor Norcent LT2025W
41
U401A
LOCI
J3
G1
F1
AF9
J4
H3
G2
F2
G3
H4
E1
AA3
E2
F3
G4
D2
E3
D3
F4
D4
E4
B3
AE14
C4
B4
A4
C5
D5
B5
A5
C6
D6
B6
A6
B7
D7
C7
D8
C8
A7
B8
A8
L14
M14
A9
B9
B10
L13
C10
A11
B11
C11
K4
J2
H1
J1
K2
L4
A1
A2
L3
A10
A17
M2
A18
A19
M3
A21
A22
L1
A24
L2
M1
N4
N3
P4
N2
N1
P3
P2
P1
R3
R4
R2
R1
T1
T2
U1
T3
T4
V1
U2
U3
U4
V4
V2
V3
W1
W2
W3
Y1
Y2
AA1
AA2
NC43
VDDA_PPLL
VSSA_PPLL
INT_N/GPIO(7)
RST_N
GPIO()09/ACLK
NC42
SDA/GPIO(13)
SCL/GPIO(12)
GPIO(4)/PWM1/TCP_TDO
GPIO(3)/TRST
VDD_IO1
VSS_CORE7
VSSA_XTAL
XTAL1
XTAL0
VDD_XTAL
GPIO(2)/TCK
VSS_CORE6
NC55
GPIO(2)/T1/TD1
GPIO(0)/T0/TMS
T_ENABLE
NC41
NC40
NC39
NC38
NC37
NC36
VSS_CORE5
VDD_CORE5
VSS_IO3
VDD_IO3
VSS_CORE4
VDD_CORE4
NC35
NC34
NC33
NC32
NC31
NC30
NC29
NC28
NC27
NC26
NC25
NC24
NC23
NC22
NC21
NC20
NC19
VSS_CORE3
VDD_IO0
VDD_IO01
KBD0
KBD1
PWM0
NC45
NC46
VDD_CORE11
NC47
NC48
VSS_CORE11
NC49
NC50
VSS_CORE01
NC51
NC52
TXD/GPIO(6)
NC53
VSS_IO31
VDD3V3_RGB2
VSSA_RGB2
IN_B
REF_B
VSSA_ADC_B
VDDA1V8_ADC_B
AVI_TEST
VDD3V3_RGB1
VSSA_RGB1
IN_G
REF-G
VSSA_ADC_G
VDDA1V8_ADC_G
VDD3V3_IN
VSSA_CLEAN
VDD_CORE0
RB|AS
SOGIN
VDD3V3_RGB0
VSSA_RGB0
IN_R
REF_R
VSSA_ADC_R
VDDA1V8_ADC_R
VDD3V3_LPLL
VDD1V8_LPLL
VSSA_CLEAN_LPLL
VSSA_LPLL
AHS
AVS
ASCL/GPIO14
ASDA/GPIO(15)
+1.8V_PPLL
AVI_DET
6745_RST
R406
10E
R413
4k7
R412
47R
R408
10E
+3.3V_IO
C460
22p
+ C455
10u
R217
100
SCALER_R
R407
10E
C467
33n
SCALER_G
+1.8V_XTL
R418
82k
SCALER_B
C461
22p
VDDA_PPLL
IN_SOG
FER_B
C462
33n
C468
33n
+1.8V_CORE
X401
24.576MHZ
+1.8V_CORE
+1.8V_ADC
FER_G
R414
4k7 NC
C466
33n
SCALER_B
+3.3Vstb
AVSYNC
6745_RST
IIC_SDA
FER_B
R416
4k7
C459
10pf
SCALER_R
C465
33n
GAIN
R419
3.3k
C438
220p
FER_G
C456
100p
PanelVDD_EN
RAIN
IN_SOG
XTAL2LI
FER_R
+3.3V_IO
+3.3V_IO
VSDA
R414 need NC to active
BL_EN&BL_ADJ
C439
220p
+3.3V_PLL
R415
4k7
R411
47R
BL_ADJ
09
1
SCALAR-A
AOC (Top Victory) Electronics Co., Ltd.
A3
9
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
+3.3V_IO
R409
12K 1/16W
C458
10pf
C457
10pf
FER_R
+3.3V_AVI
SCALER_G
BL_EN
R410
47R
VSCL
C464
22n
R420
3.3k
C463
33n
BAIN
IIC_SCL
AHSYNC
20” LCD TV Color Monitor Norcent LT2025W
42
6745_RST
RSP0
D(2)
D(1)
R449
10k
A(1)
RSP1
FLASH_WR
D(3)
IIC_SDA
A(15)
10
1
SCALAR-B
AOC (Top Victory) Electronics Co., Ltd.
A3
10
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
A(12)
RSN1
FLASH_RST
CN104
STOCKO 4P
1
2
3
4
D[0..7]
RSN6
A(16)
C500
0.1u
RP407
22x
1
2
3
4
8
7
6
5
D(3)
FLASH_RST
C496
0.1u
U406
SST39VF020B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
28
27
26
25
24
23
22
21
20
19
18
17
32
31
30
29
RST
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
GND
A13
A8
A9
A11
OE
A10
CE
D7
D6
D5
D4
D3
VCC
WE
A17
A14
A(4)
A[0..17]
A(11)
RSP6
D(2)
C499
0.1u
RSN3
RP410
22x
1
2
3
4
8
7
6
5
C437
100n
A(5)
PSEN_6745
A[0..17]
+3.3Vs_SW
D(5)
FLASH_OE
RSP5
A(0)
A(9)
A(7)
RSN2
R450
10k
C502
0.1u
R458
47R
A(6)
FLASH_WR
RSP2
RP411
22x
1
2
3
4
8
7
6
5
+3.3Vs_SW
A(9)
D(6)
A(13)
PSEN_6745
RP409
22x
1
2
3
4
8
7
6
5
C501
0.1u
R457
47R
RSP8
A(1)
FLASH_OE
RSN5
A(3)
D(5)
SDA
A(3)
+3.3Vs_SW
RSP7
SWAP
A17&A16
OCT-31-05
D(7)
A(11)
A(13)
C495
0.1u
A(0)
A(17)
+3.3V_LVDS
RP408
22x
1
2
3
4
8
7
6
5
D(1)
D(4)
A(5)
RSP9
A(14)
C503
0.1u
+1.8V_CORE
R461
100
R452
10k
WR_6745
SCL
RSN8
D(6)
R460
100
RSN4
R451
10k
A(10)
D(7)
IIC_SCL
A(2)
R459
100
WR_6745
A(8)
D(0)
R455
10k
D(4)
RSN0
A(4)
A(2)
A(6)
C497
0.1u
C435
100n
A(7)
RSN7
RSP3
A(16)
PSEN_6745
C498
0.1u
+3.3Vs_SW
+5V
A(12)
ADD Ground
OCT-31-05
A(17)
RSP4
A(14)
D[0..7]
A(15)
A(8)
D(0)
U401B
LOCI
L12
L11
D10
C9
M13
D12
C12
B12
D11
A12
A13
D13
D14
C13
M12
M11
B13
D9
C14
N13
N14
A14
N12
N11
P12
P11
P13
R11
R12
R13
R14
P14
T14
T13
T11
T12
AE17
AC16
AD16
AE16
AF16
AC15
AD15
AE15
AF15
AF14
A3
AC14
AD14
AD13
AE13
AF13
D1
AB1
AB2
AC1
AC2
AD1
AC3
AE1
AB4
AE2
AD3
AC4
A25
AF2
AE3
AD4
AF3
AC5
AE4
AD5
AF4
AE5
AC6
AF5
AD6
AE6
AC7
AF6
AD7
AE8
AE7
AC8
AD8
AF7
AF8
AC9
AD9
AE9
H2
AC10
AD10
AE10
AF10
AC11
AD11
AE11
AF11
AC12
AD12
Y4
AE12
AF12
K1
VSS_LVDS3
RSN7
RSN8
RSN9
NC14
VSS_LVDS21
VSS_LVDS11
VDD_LVDS3
RSPS
NC59
NC58
NC56
NC50
VDD_LVDS2
NC44
RSP7
VSS_LVDS2
RSP9
VDD_LVDS1
RSN6
RSP6
VSS_LVDS1
RSN5
RSP5
RSN4
RSP4
VDD_LVDS0
RSN3
RSP3
RSN2
RSP2
VSS-LVDS0
RSN1
RSP1
RSN0
RSP0
VDD_CORE2
NC12
NC11
NC10
NC9
VDD_CORE51
VDD_CORE41
VDD_CORE31
ADD_CORE21
VSS_CORE71
VSS-CORE51
VDD_CORE3
VSS_CORE31
NC8
VDD_IO11
VDD_IO21
RXD/GPIO(5)
NC57
VDD_CORE1
NC3
IAPMUTE
D7
D6
D5
D4
D3
D2
VSS_IO0
NC54
D1
D0
VDD_CORE0
VSS-CORE0
A0/CFG0
A1/CFG1
A2/CFG2
A3/CFG3
A4/CFG4
A5/CFG5
A6/CFG6
A7/CFG7/RSTOUT
WR_N/GPIO(8)
RDPSEN_N
A8/CFG8/CLKOUT
A9/CFG9/PWM2
A10/CFG10
A11/CFG11
VDD_XORE1
VSS_CORE1
A12/CFG12
A13/CFG13
A14/CFG14
A15/CFG15
A16/GPIO(10)
VSS_CORE41
NC4
VSS_IO1
VDD_IO2
NC5
VSS_CORE21
NC6
NC7
VSS_IO01
VSS_IO11
VSS_IO21
VDD_CORE01
VSS_CORE2
VSS_IO2
A17/GPIO(11)
+3.3V_IO
RSN9
WR_6745
C494
0.1u
A(10)
20” LCD TV Color Monitor Norcent LT2025W
43
RSP4
RSP0
12
1
PANEL INTERFACE
AOC (Top Victory) Electronics Co., Ltd.
A3
1
4
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
RSN5
RSP6
RSP3
RSN4
RSN1
RSP6
RSN1
RSP8
RSP7
RSN9
RSN0
RSP9
C445
100n
RSN4
RSN2
RSP7
RSN2
R429
0R
RSN5
+
C454
470uF/16V
RSN9
RSN3
RSP8
RSP0
PANEL_VDD
CN113
12*2PIN/2.0mm
1
3
5
7
9
11
13
15
17
19
21
23
2
4
6
8
10
12
14
16
18
20
22
24
RSN7
RSP4
RSP5
RSN7
RSN6
RSP3
RSP1
RSN3
RSN8
RSN8
RSP2
RSP9
RSN6
RSP5
RSP2
RSN0
RSP1
20” LCD TV Color Monitor Norcent LT2025W
44
PGND
REF
REF
C137
0.1uF
GND2
C134
0.1uF
C142
220p
+3.3Vs_SW
+12V_SW
R135
1.2K
DIG4
Q107
PMBS3904
3
2
1
Q108
PMBS3904
3
2
1
BL_EN
Q104
BC8478
3
2
1
R124
22k
R136
6.2K
13
1
POWER
AOC (Top Victory) Electronics Co., Ltd.
A3
13
14
Monday, July 17, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
+3.3Vstb
+
C143
100u
U104
AZ1117H-ADJ
3
2
1
VI
VO
ADJ
Q101
AO4411
1
2
3
4
5
6
7
8
S
S
S
G
D
D
D
D
R104
10k
DIG5
RESET
R128
NC
+
C144
100u
+
C152
100u/16V
DIG1
R112
15k
R127
3.3K
R101
47k
R130
22k
+
C153
47u
REF
C160
0.1u
REF
+5V_SW1
BL_ADJ
R105
4.7K
Q114
BSH111 NC
+1.8VS_SW
DIG1
D101
BAS16 NC
+5V_SW
PANEL_VDD
FB104
600
DIG1
R121
22k
C158
0.068u
Q103
BC557B
3
2
1
REF
+5V
+3.3Vstb
+5V_SW
C139
0.1uF
R106
100k
C155
1u
REF
R561
20
2W
R120
2.2
+
C147
10u
R116
1k
R123
22k
PanelVDD_EN
R109
10k
+
C167
1000u/16V
REF
DIG2
ON_OFF
R113
15k
C138
0.1uF
+5V_SW
TUNERGND
+
C165
47u/16V
R118
2.2
REF
Q109
PMBS3904
3
2
1
R103
10k
+
C146
100u
+5V
C141
0.22uF
+3.3Vs_SW
C145
0.1uF
+5V
DECDIG
R107
4.7k
R126
3.3K
REF
DIG3
C164
0.1u
Q116
PMBS3904
3
2
1
+
C149
10u
L204
10uH
REF
R108
10k
1
3
4
5
L101
L
+
C148
10u
+3.3V_IO
R115
1k
C159
0.1u
+1.8V_2
Q106
PMBS3904
3
2
1
PGND
Q112
AO4411
1
2
3
4
5
6
7
8
S
S
S
G
D
D
D
D
R114
15K NC
CN103
10PIN 2.5MM
1
2
3
4
5
6
7
8
9
10
REF
+
C151
47u
R117
2.2
REF
+8V
REF
AGND
U102
LM1117MP-3.3
3
2
1
4
VIN
VOUT
GND
CASE
GND3
+
C150
47u
确认电流规格
+12V
DIG1
C156
0.1uF
+12V
C163
0.1uF
+
C154
470u/16V
Q105
BC8478
3
2
1
Q113
BSH111 NC
C166
0.1u
PANEL Power
Control
+1.8V_1
FB101
B1206/0
PGND
R125
22k NC
U105
AP1117E5.0YL
3
2
1
4
VIN
VOUT
GND
CASE
REF
+8V: For TDA9178(Picture improve)
+5V_SW
U101
LM1117MP-1.8
3
2
1
4
VIN
VOUT
GND
CASE
+5V_SW
Q111
AO3401
R110
10k
+12V
C135
0.1uF
+3.3Vs_SW: For LOC1-SCALAR&Flash&Panel&Emluator
FB102
NC
DIG1
FB115
B0805/600
C157
0.1uF
+3.3Vstb
+12V_SW
+3.3Vs_SW
ON_OFF
1
3
4
5
L102
L
DIG1
GND5
DIG1
+3.3Vstb
REF
R122
22k
REF
GND1
C133
0.1uF NC
U103
LM1117MP-3.3
3
2
1
4
VIN
VOUT
GND
CASE
R119
2.2
R129
NC
C140
0.22uF
FB103
NC
+12V_SW
R102
100k
REF
GND4
Q102
BC557B
3
2
1
R111
150K NC
+5V
C136
0.1uF
+1.8VS_SW: For LOC1-SCALAR
20” LCD TV Color Monitor Norcent LT2025W
45
+1.8VS_SW
FB105
150 OHM
+ C104
22u/6v3
C126
100n
+1.8V_XTL
C112
100n
C118
100n
C114
100n
C122
100n
REF
C107
100n
C130
100n
+1.8VS_SW
+1.8V_CORE
+
C101
10u/10V
C123
100n
FB108
BLM21A102S
C131
100n
+1.8V_ADC
C111
100n
C119
100n
C124
100n
+3.3Vs_SW
FB106
BLM21A102S
FB110
BLM21A102S
+1.8V_PPLL
FB111
BLM21A102S
+1.8VS_SW
FB107
BLM21A102S
C132
100n
FB113
BLM21A102S
C109
100n
+1.8VS_SW
+3.3V_AVI
FB112
BLM21A102S
C113
100n
+1.8V_PPLL
+3.3V_PLL
C120
100n
+3.3V_LVDS
FB109
BLM21A102S
C115
100n
C121
100n
C108
100n
+ C105
22u/6v3
14
1
SCALAR POWER
AOC (Top Victory) Electronics Co., Ltd.
A4
14
14
Thursday, May 25, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
C127
100n
C116
100n
C128
100n
+ C102
22u/6v3
C117
100n
FB114
BLM21A102S
+3.3V_IO
+3.3Vs_SW
C125
100n
C129
100n
C106
100n
+ C103
22u/6v3
VDDA_PPLL
C110
100n
20” LCD TV Color Monitor Norcent LT2025W
46
8.2 Power Board
D910
FMX-G26S
R962
47K
1/16W
C932
0.001uF
120mVpp/20MHz
R942
3.3K
1/8W
+5V
VCC3
ZD930
RLZ15B
1
2
R914
10K
F980
FUSE
D931
MLL4148
VCC1
FB960
BEAD
T901
POWER X'FMR
1
10
7
3
4
6
12
8
11
9
VR901
v aristor
R912
510K
1/8W
R993
3.3K
1/4W
R990
3.3K
1/4W
F970
FUSE
Q910
20NM60
2
1
3
C961
0.1uF
R961
43K
1/16W
L980
2.8uH
22.8~25.2V
R921
510K
1/8W
R991
2K
1/8W
+12V
11.4~12.6V
+
C972
2200uF
R941
10K
1/8W
+12V
VCC1
D930
BYV26E
IC930
LD7575
1
2
3
4
5
6
8
ADJ
FB
CS
GND
DRV
VCC
HV
R952
12K
1/4W
-12V
R951
2.43K
1/16W
+
C967
1000uF/10V
Q941
2N5060
GND
L903
150uH
C980
0.001uF
FB903
BEAD
24V
C964
NC
GND
FB92
BEAD
R965
20K
1/16W
CN903
CONN
1
2
3
4
5
6
7
8
9
10
D990
MLL4148
C915
NC
0.0~2.0A
+
C931
82uF
ZD980
SMAJ26A
1
2
C906
0.22uF/275V
PC990
PC123
1
2
4
3
R922
10K
1/16W
ON/OFF
C930
0.001uF
D970
SRF20150C
1
2
3
C907
0.47uF/275V
R971
47
1/2W
VCC2
-12V
R950
470
1/4W
C974
0.1uF
+
C933
47uF/50V
+
C968
1000uF/10V
Q930
STP8NK80ZFP
R903
680K
1/8W
C951
0.1uF
Q991
PMBS3904
C966
0.47uF/16V
L904
150uH
R910
510K
1/8W
R911
510K
1/8W
Q931
PMBS3904
R938
2K
1/8W
D980
SRF20200C
1
2
3
R932
100K
1/8W
PWM
R913
10K
1/16W
R940
10K
1/10W
Q990
PMBS3904
+
C934
47uF/50V
VCC2
C911
0.01uF
R902
680K
1/8W
FB904
BEAD
L960
10uH
100mVpp/20MHz
PWM
C912
0.47uF/16V
24V
C905
0.0022uF/250V
VCC3
R943
2K
1/8W
R915
39K
1/8W
12V
D922
MLL4148
+
C981
1000uF/35V
R968
1K
R935
10
C940
0.47uF/16V
CN901
SOCKET
1
2
3
R917
470
CN904
CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
D932
FR103
R916
10
11.4~12.6V
VCC1
t
RT901
SCK10035
1
2
TL950
H431BA
D961
NC
R919
510K
1/8W
C914
0.001uF
R963
3K
1/16W
500mVpp/20MHz
Q962
PMBS3906
L902
L
1
4
2
3
R918
0.22
2W
+12V
12V
L970
2.8uH
PC950
PC123
1
2
4
3
VCC2
R969
0
C962
NC
ZD990
MTZJ30D
1
2
C950
0.1uF
L901
L
1
4
2
3
+24V
+
C960
470uF/16V
ZD991
MTZJ15B
1
2
C916
0.0022uF
C969
0.1uF
C963
0.1uF
R931
200K
1/8W
-12V
5V
R901
680K
1/8W
R930
200K
1/8W
ON/OFF
IC910
FA5500AN
1
2
3
4
8
7
6
5
FB
COMP
MUL
IS
VCC
OUT
GND
ZCD
C910
1uF
12V
D911
MLL4148
R967
0
0.0~3.0A
D991
MLL4148
R954
2.43K
1/16W
R920
510K
1/8W
IC960
FP5001
1
2
3
4
5
6
7
8
OUT
VCC
COMP
FB
SCP
DTC
RT
GND
R953
130K
1/4W
R937
0.27
2W
-
+
BD901
GBU805
2
1
3
4
PC991
PC123
1
2
4
3
C902
470pF/250V
R934
100K
2W
12V
+
C971
2200uF
F960
FUSE
R936
470
C983
0.1uF
D971
NC
1
2
3
C975
0.001uF
D960
SBM84
D981
NC
1
2
3
Q940
PMBS3906
R970
1K
Q961
PMBS3904
5V
+5V
ZD992
MTZJ T 6.2B
1
2
+
C917
NC
R960
33K
1/10W
0.1~3.0A
GND
+
C973
1000uF/16V
R980
100
1/2W
R992
10K
1/8W
C905
0.001uF/250V
.
L910
PFC CHOKE
7
6
1
10
C913
0.047uF
+24V
R964
3K
1/16W
Q960
P06P03LDG
2
1
3
+
C982
1000uF/35V
C901
470pF/250V
C965
0.1uF
ON/OFF
F901
FUSE
24V
R966
4.7K
1/16W
R933
100K
1/8W
20” LCD TV Color Monitor Norcent LT2025W
47
8.3 Key Board
SW06
R03
180 OHM
SW05
VOL_UP
R09
680 OHM
SW04
MODEL_SEL
CN02
CONN
1
2
R02
150 OHM
SW01
key Board
KEY&IR BOARD
A4
1
1
Monday, November 28, 2005
Title
Size
Document Number
Rev
Date:
Sheet
of
SW03
ZD01
5.6V
1
2
POWER
SW02
R06
470 OHM
KEYB
CH_DOWN
SW07
CH_UP
R04
240 OHM
C04
100pF
R05
330 OHM
MENU
VOL_DOWN
20” LCD TV Color Monitor Norcent LT2025W
48
8.4 Tuner Board
C248
100pF
C204
0.22u
GND
AUDIO1IN_L
AUDIO2IN_L
AUDIO2IN_R
C242
NC
R210
75
1/16W
CN202
JACK
2
3
5
6
8
9
1
4
7
GND
C202
330pF
AUDIO1IN_R
AV1
L213
120 OHM
AUDIO2IN_L
AUDIO2_R
R213
75
1/16W
R215
100
1/16W
R222
100
1/16W
R208
75
1/16W
C203
330pF
C218
330pF nc
C220
0.33uF/16V
R220
100
1/16W
SV-C
C222
0.33uF/16V
C229
330pF
C231
330pF
GND
SV-Au-IN_R/YPbPr-Au-IN_R
AUDIO2IN_R
C210
0.22uF
R218
470
1/16W
R226
100
1/16W
C211
0.22uF
GND
J103
JACK
3
1
2
4
5
C251
100pF
R219
100
1/16W
GND
C212
0.22uF
AUDIO2_L
C249
NC
R225
100
1/16W
SV-Au-IN_L/YPbPr-Au-IN_L
TUNERBOARD-01
I/O Interface
AOC (Top Victory) Electronics Co., Ltd.
A3
1
3
Sunday, January 22, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
L203
150 OHM
switch
J101
JACK
1
2
3
4
5
6
7
8
9
GND
R202
0
1/16W
R204
0
R221
100
1/16W
GND
Pb
R217
470
1/16W
C224
0.33uF/16V
L208
120 OHM
AUDIO1IN_L
Add FOR input
signal Level
NOV-11-05
C245
NC
AUDIO1IN_R
C225
0.33uF/16V
L210
120 OHM
SV-Y
GND
R211
75
1/16W
AUDIO1_L
AV1
L206
150 OHM
C217
330pF nc
GND
L207
120 OHM
Y
L212
120 OHM
C223
0.33uF/16V
C207
330pF
AV1-AU-IN-R
C250
100pF
C221
0.33uF/16V
L209
120 OHM
R216
100
1/16W
R205
0
GND
Pr
C246
NC
C228
330pF
R206
0
1/16W
R223
470
1/16W
C227
0.33uF/16V
R224
470
1/16W
R201
0 OHM
AUDIO1_R
R212
75
1/16W
C230
330pF
C247
NC
FOR USA
C216
330pF NC
C209
0.22uF
C243
NC
C226
0.33uF/16V
AV1-AU-IN-L
C206
330pF
R207
75
1/16W
GND
C205
0.68u
C215
330pF NC
AV1-IN
R209
75
1/16W
C244
NC
20” LCD TV Color Monitor Norcent LT2025W
49
GND
R610
47
AGC
GND
SCL
L218
47u
GND
C235
33nF 50V
C237
4.7nF
C232
220pF
R606
22
R602
10
R611
NC
C236
4.7nF
SDA
+ C241
47uF
R601
10
ZD408
5.6V
GND
Q603
PMBS3904
3
2
1
L202
150
GND
L219
47u
D405
1N4148
+5V
+ C239
10uF
+5V
GND
R605
10K
+
C240
47uF
C233
33nF
R608
33K
C238
4.7nF 50V
L201
150
R609
22K
TUNERBOARD-02
TUNER
AOC (Top Victory) Electronics Co., Ltd.
A4
2
3
Sunday, January 22, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
R607
3.9K
GND
IF
GND
C234
33nF
TU100
TUNER
1
2
3
9
15
12
13
14
4
5
6
7
8
10
11
AGC
TU
AS
VST
MT4
MT1
MT2
MT3
SCL
SDA
NC1
VS
ADC
IF2|NC2
IF1
D406
BAV99
1
3
2
R603
0
20” LCD TV Color Monitor Norcent LT2025W
50
Pb
IF
SWAP Pr
with Y
AGC
AV1-IN
GND
SWAP SV-Y
WITH SV-C
+12V
SV-C
AV1-AU-IN-R
AV1-AU-IN-L
MOL
+5V
ASTB
Y
Y
MOR
SV-Au-IN_R/YPbPr-Au-IN_R
Pr
CN601
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
36
39
38
40
41
42
43
44
SV-Au-IN_L/YPbPr-Au-IN_L
SDA
03
CONNECTOR
AOC (Top Victory) Electronics Co., Ltd.
A4
3
3
Sunday, January 22, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
MUTE
SCL
SV-Y
20” LCD TV Color Monitor Norcent LT2025W
51
PHONE_R
ROUT+
MODE
L101-104 USE 71L56G-301-EA
LOUT+
R659
120K
1/16W
C606
1uF/16V
GND
U607
TPA6110A2DGNR
1
2
3
4
5
6
7
8
BYP
GND
SD
IN2
VO2
VDD
VO1
IN1
FB609
C695
1uF/16V
MODE
R647
NC
AGND
12VA
AVDD
R442
10k NC
C691
1n
AGND
12VA
LOUT+
C630
1uF/16V
R644
1k
CN603
L SPEAKER
1
2
3
Q401
MMBT3904
1
3
2
C698
NC
C683
0.01uF
AVDD
PGND
R404
47k
PGND
R672
NC
ROUT+
AGND
R651
4.7K
1/16W
R675
NC
R643
1K
1/16W
R667
10K
1/16W
C623
NC
C625
0.01uF
D601
BAV99
1
3
2
R653
68K
1/16W
12VA
AGND
R654
0
AGND
ASTB
C620
0.1uF/16V
+
C604
470uF/16V
C613
1uF/16V
R645
NC
C679
220pF
L601
300 OHM
ROUT-
C631
0.1uF
CN602
R SPEAKER
1
2
PGND
PGND
L602
300 OHM
C626
0.1uF
+
C697
220uF/16V
PGND
C612
1uF/16V
12VA
PGND
C632
0.1uF
12VA
AUDIO_MODE
R658
15K
1/16W
C609
1uF/16V
C681
0.1uF
AGND
R660
NC
C627
0.1uF
CN604
5PIN/2.0mm
1
2
3
4
5
+
C684
10uF/25V
C610
1uF/16V
C685
NC
C602
0.1uF
R650
4.7K
1/16W
D602
BAV99
1
3
2
PGND
AUDIO AMP
B
A2
14
14
Sunday, January 22, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
R655
0
1/8W
GND
+5V
R666
10K
1/16W
PGND
R646
1k
MUTE
MOR
+
C603
470uF/16V
C694
0.47uF/16V
GND
AVDD
LOUT+
MUTE1
PHONE_L
+
C624
10uF/25V
C622
0.001uF
EMI
PHONE_R
ROUT-
+
C696
220uF/16V
R664
10K
1/16W
R665
10K
1/16W
LOUT-
LOUT-
ZD3
1N5819
1
2
R656
0
1/8W
EMI
MOL
C687
0.001uF
R669
10K
1/16W
R663
10K
1/16W
+12V
C680
0.01uF
R668
10K
1/16W
R652
12K
1/16W
MUTE1
L101-104 USE 71L56G-301-EA
R661
120K
1/16W
R657
0
1/8W
R407
100k
L604
300 OHM
C689
NC
PGND
AVDD
R674
NC
R673
NC
C611
1n
R405
100k
C690
NC
U606
TPA3002D2
1
2
3
4
5
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
6
7
8
9
10
11
12
/SD
RINN
RINP
V2P5
LINP
BSLN
PVCCL
PVCCL
LOUTN
LOUTN
PGNGL
PGNGL
LOUTP
LOUTP
PVCCL
PVCCL
BSLP
VCLAMPL
AGND
ROSC
COSC
AVdd
AGND
VAROUTL/NC
VAROUTR/NC
AVcc
MUTE
MODE_OUT/NC
VCLAMPR
BSRP
PVCCR
PVCCR
ROUTP
ROUTP
PGNGR
PGNGR
ROUTN
ROUTN
PVCCR
PVCCR
BSRN
LINN
AVddREF
VREF
VARDIFF/AGND
VARMAX/AGND
VOLUME
REFGND
12VA
R441
10k NC
ROUT+
STANDBY
R648
0
1/16W
C621
0.001uF
C686
0.001uF
AGND
R662
10K
1/16W
C628
0.1u
L603
300 OHM
AGND
C634
1uF/16V
Q402
MMBT3904
1
3
2
C682
0.1uF
R670
10K
1/16W
TO POWER PAD
R671
NC
12VA
PHONE_L
AGND
FB608
C608
1uF/16V
+
C692
10uF/25V
LOUT-
ROUT-
STANDBY
C605
1uF/16V
AGND
Mode_out
C693
1uF/16V
R403
33k
C629
0.01uF
C688
NC
20” LCD TV Color Monitor Norcent LT2025W
52
8.5 IR board
FB03
600 OHM
REMOTE
D03
1N4148
IR Board
Q1
PMBS3906
3
2
1
+5V
+5V
D05
1N4148
C03
100pF
C02
0.1uF
D06
1N4148
FB02
600 OHM
C05
0.1uF
FB01
600 OHM
D04
LED
KEY&IR BOARD
A4
1
1
Tuesday, March 28, 2006
Title
Size
Document Number
Rev
Date:
Sheet
of
Green
R09
820 OHM
R01
100
C04
0.1uF
CN01
CONN
1
2
3
4
5
D01
1N4148
C01
2.2 uF
D02
1
3
2
DATA
VCC
GND
R08
1K OHM 1/8W
R07
1K OHM
REF
FB04
600 OHM
20” LCD TV Color Monitor Norcent LT2025W
53
8.6 Earphone Board
A
1
1
Tuesday, September 06, 2005
Title
Size
Document Number
Rev
Date:
Sheet
of
FB3
0
CN2
PHONEJACK
1
3
5
2
4
7
6
CN1
4 HEADER
2
3
4
1
5
GND
FB4
0
R+
C3
2.2UF 16V
C4
2.2UF 16V
L+
715T1381-1B
MODE
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