Table of Contents
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PC STANDBY MODE
SYNC DETECTION
KEYBOARD
R554
PC_HSYNC
10k
R420
Q404
10k
BC848B
R553
Q419
PC_VSYNC
10k
BC848B
R403
Q401
VCC_3V3
10k
BC848B
16
15
JTAG CONN.
14
13
12
11
10
9
8
7
6
5
4
3
R421
3V3_STBY
47R
2
1
PL401
3V3_STBY
4k7
R412
Q403
R411
BC848B
SC1_AUDIO_R_IN
47k
SC1_AUDIO_L_IN
SC2_AUDIO_R_IN
R400
4k7
SC2_AUDIO_L_IN
Q400
BC848B
VCTP_AIN3R
R413
VCTP_AIN3L
10R
VCTP_AIN4R
VCTP_AIN4L
IC406
3V3_STBY
3
2
LM809
SHEET 2
1
EXTERNAL AMP.
PL400
SHEET 2
VCTP_AOUT2R
VCTP_AOUT2L
VCTP_AOUT1R
SHEET 4
VCTP_AOUT1L
R410
HEADPHONE_R
47k
R417
SHORT
SHORT
47k
HEADPHONE_L
R409
SHORT
AMPLIFIER_R
47k
R416
SHORT
47k
N.C.
AMPLIFIER_L
50V
4u7
SUBW
C418
VCTP POWER SUPPLIES
L407
VCC_5V
L400
3V3_STBY
VSUP_3V3_DAC
L408
VCC_8V
L401
3V3_STBY
VSUP_3V3_FE
50R_100MHZ_3A
1V8_STBY
L406
L402
3V3_STBY
VSUP_3V3_COM
TANTAL CASE A
L409
1V8_STBY
L403
3V3_STBY
VSUP_3V3_LVDS
L404
VSUP_3V3_DRI_RAM
L411
3V3_STBY
1V8_STBY
L405
VSUP_3V3_IO1
L410
3V3_STBY
3V3_STBY
17MB22-2
PL402
IDTV DIGITAL INTERFACE [FFC TYPE]
R544
10k
VSUP_3V3_COM
R432
PIP_CLK
10k
R433
PIP_DATA7
10k
R434
PIP_DATA6
10k
R435
PIP_DATA5
10k
R436
PIP_DATA4
10k
R437
10k
PIP_DATA3
10k
R426
VSUP_3V3_COM
R438
PIP_DATA2
10k
R423
R439
PIP_DATA1
10k
1
8
R1
R440
PIP_DATA0
10k
2
7
R2
SHEET 6
3
6
R3
4
5
R4
S402
SW_UPDATE_EN
R424
TCK
1
8
R1
TDO
2
7
R2
1
656O6
TDI
3
6
2
656O5
R3
TMS
4
R4
5
3
656O4
R425
1
8
R1
4
656O3
2
7
R2
5
656O2
3
6
R3
6
656O1
4
5
R4
7
656O0
8
RESETQ
C457
9
AIN1R
16V
C450
1u
10
AIN1L
16V
C458
1u
11
AIN2R
16V
C451
1u
12
AIN2L
16V
C459
1u
13
AIN3R
16V
C452
1u
14
AIN3L
16V
C460
1u
15
AIN4R
16V
C453
50V
1u
16
AIN4L
16V
3u3
1u
17
VREFAU
C445
C447
VSUP_8V_AU
18
VSUP8.OAU
100n
10V
19
GNDA1
20
SGND
21
AOUT2R
22
AOUT2L
23
AOUT1R
24
AOUT1L
25
HEADPHONER
26
HEADPHONEL
27
SPEAKERR
28
SPEAKERL
29
SUBWOOFER
30
VREFSIF
C456
50V
31
SIFIN+
C462
56p
32
SIFIN-
50V
56p
33
VSUP5.0
VSUP_5V_SIF
34
GNDA2
35
GND3.3DIG
QSS
VSUP_3V3_DIG
36
VSUP3.3DIG
SHEET 1
37
SPDIF_OUT
R427
SDO
47R
38
I2S_DA_IN
R428
SCK
VSUP_5V_SIF
47R
39
I2S_CL
R429
WS
40
I2S_WS
47R
SHEET 5
*NC
41
I2S_DEL_OUT
42
I2S_DEL_IN
VSUP_8V_AU
*NC
43
I2S_DEL_CL
*NC
44
I2S_DEL_WS
VSUP_3V3_DRI_RAM
45
VSUP3.3RAM
46
GND3.3RAM
R563
VSYNC
47R
47
DVS
R562
HDMI_DEN
47R
48
DEN
VSUP_1V8_DIG
R561
HDMI_CLK
47R
49
DCLK
1
8
HDMI_R7
R1
50
DRI7
2
7
HDMI_R6
R2
51
DRI6
3
6
52
DRI5
HDMI_R5
R3
SHEET 5
4
R4
5
R560
VSUP_1V8_FE
L412
3V3_STBY
VSUP_3V3_DIG
VSUP_1V8_LVDS
SHEET 5
L413
L414
3V3_STBY
VSUP_3V3_IO3
3V3_STBY
VSUP_3V3_FL
MAIN BOARD CIRCUIT - SHEET 3
VCT6953P
IC400
VCTP
CIRCUIT
DRX_CLK
L417
L416
VSUP_3V3_VO
L417,L416 SHOULD BE 30016659
S465 SOULD BE 82R
2
5V_COM
KEYBOARD
R543
R487
1
47R
47R
PL403
R467
1k5
VSUP_3V3_COM
KEYBOARD CONN.
KEYBOARD
IDTV_HSYNC
SHEET 2
HDMI_HSYNC
HSYNC
KEYBOARD
R505
1k
PL407
PC_HSYNC
HDMI_DETECT
R472
S427
1k
R495
4k7
VSUP_3V3_COM
R488
Q406
R473
4k7
BC848B
4k7
HDMI_MUTE
S416
R485
Q405
4k7
BC848B
HDMI_SCDT
R489
SHEET 5
4k7
VSUP_3V3_COM
SYNC SWITCH
S431
VSUP3.3LVDS5
156
VSUP_3V3_LVDS
IC402
LVDSB_1N
155
*NC
74LX1G86STR
LVDSB_1P
154
*NC
GND3.3LVDS4
153
*NC
LVDSB_2N
152
*NC
LVDSB_2P
151
VSUP3.3LVDS4
150
VSUP_3V3_LVDS
C488
C490
R491
LVDSB_CLKN
149
*NC
1k
IDTV_VSYNC
100n
100n
LVDSB_CLKP
148
*NC
25V
16V
GND3.3LVDS3
147
VERTICAL SYNC
*NC
LVDSB_3N
146
DOUBLER
*NC
LVDSB_3P
145
GND1.8LVDS
144
R476
PARITY
REXT
143
6k2
S434
VSUP1.8LVDS
142
30
29
VSUP_1V8_LVDS
PANEL_VCC
S430
S435
LVDSA_0N
141
TXOUT0-
TXOUT0-
28
27
LVDSA_0P
140
TXOUT0+
TXOUT0+
26
25
SDA_3V3_IC
S439
VSUP3.3LVDS3
139
VSUP_3V3_LVDS
24
23
SCL_3V3_IC
S440
S446
TXOUT1-
LVDSA_1N
138
TXOUT1-
22
21
S447
TXOUT1+
LVDSA_1P
137
TXOUT1+
20
19
VCC_3V3
S448
GND3.3LVDS2
136
18
17
VCC_5V
LVDSA_2N
135
TXOUT2-
TXOUT2-
16
15
VCC_12V
LVDSA_2P
134
TXOUT2+
TXOUT2+
14
13
R490
VSUP3.3LVDS2
133
VSUP_3V3_LVDS
10k
12
11
PANEL_VCC
LVDSA_CLKN
132
TXCLKOUT-
10
9
TXCLKOUT-
LVDSA_CLKP
131
TXCLKOUT+
8
7
S436
TXCLKOUT+
S443
GND3.3LVDS1
130
6
5
10k
VSUP_3V3_LVDS
R496
S445
LVDSA_3N
129
TXOUT3-
TXOUT3-
4
3
VCC_3V3
S442
LVDSA_3P
128
TXOUT3+
TXOUT3+
2
1
VCC_12V
VSUP3.3LVDS1
127
VSUP_3V3_LVDS
PL406
R503
DISP_EN
*NC
LVDSA_4N
126
10k
LVDS OUTPUT
VSUP_3V3_COM
*NC
LVDSA_4P
125
VSUP1.8DIG
124
VSUP_1V8_DIG
R542
10k
VSUP_3V3_COM
GND1.8DIG
123
SW_ENABLE1
PCLK1
122
3V3_STBY
R541
PCLK2
121
10k
VSUP_3V3_COM
PCS0
120
HDMI2_CEC
IR_DMP/DVD
R540
PCS1
119
10k
VSUP_3V3_COM
IR_VCTP
PCS2
118
HDMI2_HOTPLUG
PCS3
117
LED2
47R
R477
PCS4
116
47R
LED1
R478
LED2
PCS5
115
STBY_ON_OFF
VSUP3.3IO1_2
114
VSUP_3V3_IO1
10k
VSUP_3V3_COM
VSUP_3V3_COM
R497
GND3.3IO1_2
113
OSDR0
112
VSUP_3V3_COM
OSDR1
111
R492
LED1
10k
VSUP_3V3_COM
OSDR2
110
S441
OSDR3
109
10k
VSUP_3V3_COM
R504
Q408
OSDG0
108
R493
4k7
BC848B
OSDG1
107
R494
R483
10k
VSUP_3V3_COM
OSDG2
106
47R
R484
S433
OSDG3
105
47R
TV_LINK_3V3
SHEET 5
S432
PANEL_VCC_ON/OFF
R501
4k7
Q407
BC848B
IC403
1 A0
VCC
8
R470
10k
VSUP_3V3_COM
R498
2 A1
WP
7
10k
VSUP_3V3_COM
24LC32A
AMP_MUTE
R499
IRQ
3 A2
SCL
6
47R
SCL_3V3
R546
DISP_EN
10k
VSUP_3V3_COM
R500
4 VSS
SDA
5
47R
SDA_3V3
W_PROTECT
24C64 USED
30021752
L415
VCC_5V
IC405
1 Y0
VCC
16
5V_COM
2 Y2
X2
15
HDMI_VSYNC
3 COM_Y_OUT_IN
X1
14
PC_VSYNC
4 Y3
COM_X_OUT_IN
13
VSYNC
5 Y1
X0
12
IDTV_VSYNC
R528
6 INH
X3
11
1k
BC848B
Q418
R535
7 VEE
A
10
4k7
5V_COM
R539
SYNC_SW1
4k7
8 GND
B
9
S466
R529
M74HC4052
4k7
5V_COM
R533
Q414
47k
BC848B
VCC_3V3
Q420
BSN20
R525
SDA_3V3_IC
100R
SDA_5V_IC
BSN20
Q410
VCC_3V3
5V_COM
BSN20
Q411
R526
SCL_3V3_IC
100R
SCL_5V_IC
BSN20
Q421
VCC_3V3
LEVEL SHIFTER
VSUP_3V3_COM
10k
R519
CPU_GO
S458
S468
PANEL_VCC
R534
4k7
STBY_ON_OFF
Q415
BC848B
R521
10k
VSUP_3V3_COM
S457
R532
4k7
PDP_GO/BL_ON_OFF
Q413
IRQ_PDP
BC848B
10k
VSUP_3V3_COM
R514
IR DETECT &
LED DRIVE
PL409
Q409
BC848B
R518
4k7
S450
R516
R536
4k7
220R
S452
R515
R537
3k3
220R
Q416
R506
10k
BC848B
S455
R508
10k
R517
Q417
3k3
BC848B
IDTV_SW_TX
INT
47R
1
R520
2
IDTV_SW_RX
3
HDMI1_HOTPLUG
47R
R524
PL411
HDMI1_CEC
6
5
47R
UART_TX
R530
4
3
47R
UART_RX
R531
5V_STBY
2
1
PL408
SERVICE CONN.
R531,R530,R524,R520 IS 330R 30022083
D412,D415,D416,D418 IS 3V6 30038479
*POWER ON/OFF
PORT SAVING
S449
PROTECT_DETECT
R513
S453
1k
R527
Q412
4k7
HP_DETECT
BC848B
SHORT CIRCUIT AND HEADPHONE DETECT
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