BBK LED1973W User manual

SERVICE MANUAL
CONTENTS
SAFETY PRECAUTION
SPECIFICATION
BLOCK DIAGRAM
CIRCUIT DIAGRAM
FACTORY MODE&ADJUSTMENT
UPGRADE SOFTWAR
TROUBLE SHOOTING
APPENDIX
MODEL :LED1973W/LED2273FW/LED2473FW
SOLUTION:MST182VG+2IN1 POWER SUPPLY

Model
Solution
Antenna Impedance
Power Supply
Standby/On
X 1
X 2
X 1
X 1
X 1
X 1
X 1
X 1
VGA In D-sub 15 Pin VGA Connector
HDMI Connector
RCA Jack(CVBS) -Yellow
Audio In RCA Audio (L/R) Jack - White/Red
φ3.5 Stereo Jack
TV 75ohm Aerial
Image In
RCA Jack (Black)
optional
COAX Output
EJECT(Shared with CH- ), PLAY/PAUSE(Shared with CH+ )
DVD disc notch
Audio Output φ3.5 Earphone Jack
Front Panel Viewing
DVD KEY
USB2.0 Socket
Back Panel Viewing
TV KEY STANDBY,SOURCE, MENU, CH+/CH-, VOL +/-
LED Indicators (Red/Green)
75 Ohm Unbalanced
Power supply: AC 100V-240V, 50/60Hz
Terminals
Auto Channel Scanning Yes
Number Of Preset Channels 100
ATV System
USB USB2.0 Host
Tuning System FS With PLL
Tuner Band Standard system with hyper band
MST6M182VG
LED1973W LED2273FW LED2473FW
Sound I.F. 33.40 (BG)
32.40MHz(DK,L)
32.90MHz(I)
PAL BG/DK/ I SECAM BG/DK/L
48.25~863.25 MHz
Picture I.F. 38.90MHz ˄BG,DK,I˅
9*$
3&$XGLR
(DUSKRQH
$9
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79
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86%
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Ｐｒｏｄｕｃｔ Ｓｐｅｃｉｆｉｃａｉｔｉｏｎ

2.5W
Yes
Yes
Yes
Yes
OSD Language
INNOLUX
MT185GW0
1
18.5”
LED
0.3mm (H) x
0.3mm(V)
1366
768
LG
LM215WF4
21.6”
LED
0.248 mm x
0.248mm
1920
1080
LG
LM230WF5
23.6”
LED
0.265 mm x
0.265mm
1920
1080
1920
1080
Speaker x2pcs
45W Max
1W
Pixel Pitch
LED2273
Brand
Model
Model
Size
Power Consumption
Vertical (Lines)
LED2473
LCD Panel
˄Only For Reference,
Parameters according to
panel model˅
On working
Standby
Support
Resolution(For PC) Horizontal (dots) (Max)
Vertical (Lines) (Max)
4 Ohm /5W
Resolution Horizontal (dots) Vertical (Lines)
Size
Backlight
Pixel Pitch
Resolution Horizontal (dots)
Brand
Backlight
DVD
DVD Loader
Russian , English
LED1973
Brand
Model
Size
Backlight
Pixel Pitch
Resolution
Audio
Output Power (1 KHz 10% THD )
NICAM / STEREO
Bass
Treble
Balance
Slot-in
Horizontal (dots)
Vertical (Lines)
DVD/CD/VCD/CDR/CDRW/DVD-R/DVD+R/
DVD-RW/DVD+RW/SVCD
Multimedia Format MP3/WMA/JPEG/MPEG-1/MPEG-2/MPEG-4 DIVX3.XX- DIVX5.XX
Disc Format
DL-10AH(FOR YOU)
Loading Type

1RWH6SHFLILFDWLRQVDUHVXEMHFWWRFKDQJHZLWKRXWQRWLFH
Color Black
5HPRWH&RQWURO
09F6Customer Code 1.5V AAA X2Batteries

Main Board
(Soultion:MST182VG)
AV x 1
Main IC:MST182VG
Demodulator ,Decoder
SCALER,
ADC,Audio/Video Decoder ĂĂ
Power manager
Tuner
(soultion:R620D)
Amplifier
(soultion:MSH9010)
Audio Buffer
Power Supply & LED
Driving Board
Antenna Speaker
Earphone
R/L
RF
12V 5VSTB Back Lihght
ON/OFF
External
Input
HDMI x 2
VGA x 1
PC Audio x 1
Coaxal
IR Board
Key Board
PANEL
Display Unit
Back Light Unit
LVDS
R/L
LED+/LED-
AV x 1
HDMI Switch
USB Small Board
USB x 1
DVD Molder
DVD Loader
DVD Decoder
Board
CVBS
R/L
HDMI
Ｂｌｏｃｋ Ｄｉａｇｒａｍ

U5
Ўݙᄬᦤկ⬉⑤
:
MST6M182VG:
ݙᄬ㉏ൟЎ
DDR2,U5
Ϟ
㽕⛞᥹
AMS1117-1.8,
䕧ߎЎ
1.8V;L7
ϡ⛞᥹DŽ
Џ
IC
Ў
MST6M181VG
ǃ
MST6M182VG
ˈ߭
L4
ǃ
L7
ϡ⛞᥹
,
Ԛ㽕⛞᥹
L5
˗
182VG
Џ
IC 3.3V_N
ҹঞ
3.3V_STB
կ⬉ഛЎϡফ᥻
+5V
կ⬉ˈ
1.8V
䕧ߎ˛䙷М㗫ᬷࡳ⥛䆹໮໻˛
ሣկ⬉
To IR Board
Green
RED
IR
STB5V
GND
LVDS CONNECTOR
Vout=0.8V*(1+R171/R178)
+
CA306 100uF/16V
+
CA303
100uF/16V
+
CA307 100uF/16V
IN
OUT
ADJ
U301
AM1117-ADJ
IN
OUT
ADJ
U303
AM1117-ADJ
IN
OUT
ADJ
U304
AM1117-ADJ
R301
4.7K
R302 200R
C301
0.1uF
C203
0.1uF
Q201
BM3407
Q202
MMBT3904
R201
10K
R202 100K
CA21
100uF
R171 3.9K
R174 100K
R178
8.2K
R179
20K
C198
0.1uF
C199 10nF
C200
0.1uF
C1
3.3nF
7EN
5
FB
2VCC 3
OUT
1
BST
4GND 8SS 6COMP
U3 RT8296A
L1
10uH
C202
0.1uF
R443
1K
R444
10K
C214
39pF
C215
39pF
1 2 3 4 5
CN6
5P2.0mm
CE13
100uF/16V
R500
47R
Q4 3904
R5 4.7K
R344 4.7K
R22 NC
R24 1.5K
DD7
ESD-0402
R6 2K
R7 2K
C3
10nF
C4
10nF
R8
100R
R9
100R
27 25 23 17 19 21 11 13 15 5 7 9 3 1
28 26 24 18 20 22 12 14 16
6 8
10
4 2
2930
CON4
CN-15X2P/2.0
C205
0.1uF
R23200R
R25 200R
R26
220R
R27
100R
R55 2.2k
R563.3k
C204 0.1uF
R30
NC
CA2
220uF/16V
1
1
22 33 44 55
6
6
7
7
8
8
9
9
H2 NC
1
1
22 33 44 55
6
6
7
7
8
8
9
9
H3 NC
1
1
22 33 44 55
6
6
7
7
8
8
9
9
H4 NC
1
1
22 33 44 55
6
6
7
7
8
8
9
9
H5 NC
C60.1uF
C7
2.2uF/X5R/16V/C0603 C8
2.2uF/X5R/16V/C0603 C9
2.2uF/X5R/16V/C0603
+
CA3
100uF/16V
C11 NC/10uF
1 2 3 4 5 6
CN2
6P2.0mm
1
1
1 1
1 2 3
CN104
PH-3AW 3P2.0mm
C236
0.1uF
V6 ME2307
R480 100K
C238
0.1uF
R490 10K
V8 ME2307
C240
0.1uF
C34
0.1uF
R39 100K
R41 10K
R42 10K
CA5
220uF/16V
C16
0.1uF
C17
0.1uF
1
1
1
1
1
1
1
1
R19 4.7K
Q28 3904
+5V_STANDBY
+5V_NORMAL
AVDD_DDR1_8V
+5V_NORMAL
+2_5V_NORMAL
+5V_STANDBY
+3_3V_STANDBY
+3_3V_STANDBY
PWR-ON/OFF
VCC-PANEL
AGND
+1_2V_VDDC
+12V_NORMAL
LEDR
IRIN
KEY0-SAR0
KEY1-SARO
AGND
+3_3V_STANDBY
+5V_STANDBY
RXO0- RXO0+ RXO1-
RXO2-
RXO1+ RXO2+
RXOC- RXOC+
RXO3- RXO3+
RXE0- RXE1-
RXE2-
RXEC-
RXE3-
RXE0+ RXE1+
RXE2+
RXEC+ RXE3+
AGND
AGND
VCC-PANEL
PANEL_ON/OFF
SB12V BL-ON/OFF
+5V_STANDBY
+5V_NORMAL
+12V_NORMAL
SB12V
+5V_NORMAL
Ｃｉｒｃｕｉｔ ｆｏｒ Ｍａｉｎ Ｂｏａｒｄ

Standby Power 3.3V
Normal Power 3.3V
Normal Power 1.2V
DDR2 VREF
4'h0 4'h3 4'h7
{I2S_OUT_BCK, I2S_OUT_MCK, PAD_PWM1, PAD_PWM0} B51_no_EJ B51_Secure_no_scramble B51_Secure_scramble
Normal Power 2.5V
250mA
๲ࡴ
RESET
ᯊ䯈
Close to IC with width trace
RESET CIRCUIT
Audio
Chip Config
Tuner
DDR power
ЏICЎMST6M182VGᯊˈ
ЏICЎMST6M182VGᯊˈ
BALL D5ࠄBALL B4ЎNC PIN;
᳾󰵼㾘Ḑ
᳾󰵼㾘Ḑ
Ԣ乥ᐙᑺᰃ৺᳝ᕅડ
ᥦ⠜ᰃℸ䚼ߚখ㗗݀ᵓ
A B C D
5 4 3 2 1
D C
B A
12345
SERIAL FLASH
Debug port
ЏICЎMST6M182VGᯊˈ GPIO4(BALL N8)GPIO7(BALL N9)ЎNC PINDŽ
R412 1K
R411 10K
C427 1nF
C436 0.1uF
C432 nc
C405 47nF/X5R/16V
C433 nc
C426 0.1uF
C401 47nF/X5R/16V
C431 0.1uF C0402
C447 2.2uF/X5R/ 16V/C0603
C402 1nF
C441 10uF/X5R/16V/ C0805
C439 0.1uF C0402
C403 47nF/X5R/16V
C438 0.1uF C0402
C437 0.1uF
C413 47nF/X5R/16V
C404 47nF/X5R/16V
C412 47nF/X5R/16V
C409 47nF/X5R/16V
12
C448
2.2uF/16V/ C0603
C0603
C422
10uF/X5R/16V/ C0805
12
C429
2.2uF/X5R/ 16V/C0603
12
C449
2.2uF/X5R/ 16V/C0603
C428
2.2uF/X5R/ 16V/C0603
C425
10uF/X5R/16V/ C0805
R419 4.7K
R418 1M
R401 0R
R420 1K
R421 22K
R404 68R
R402 68R
R408
4.7K
R403 68R
R417
1K_1%
R416 1K_1%
R410
4.7K
R41468R
R407
4.7K
R41568R
R409
4.7K
L401
60R/100MHZ
L406
60R/100MHZ/ L0603
L404
60R/100MHZ/ L0603
L405
60R/100MHZ/ L0603
L402 60R/100MHZ/ L1206
3
2
1
D401
BAV99
C430
1nF
C423
0.1uF C424
0.1uF
L407 60R/100MHZ
C419 1uF
C414 1uF C415 1uF
C418 1uF
L403
60R/100MHZ/ L0603
MST6M182VG GPIO define
3.3V2.5V
DDR2 1.8V DDR1 2.5V
1.26V
MST6M182VG
R12 B_ODD7/LVA2M
N9
NC/GPIO62
H2 SOGIN1 H3 BIN1P
J2 GIN1M J3 GIN1P
K1 CVBS2
H4
AVDD_DVI
M2 AUL0 M4 AUREFM
F3 GIN0P
T4 RFAGC
P11 B_ODD2/LVA3P
R6 VIFM
T6 VIFP
N5
AVDD_PGA
J4
AVDD_33
J1 RIN1P
N14 R_ODD2/LVB2P
P12 B_ODD5/LVACKM
P13 G_ODD0/LVA1P
C10
SAR2_GPIO13/GPIO73 C11 SAR1_GPIO12/GPIO74
D15 GPIO11/TCON11/HCON_39
G15 GPIO10/TCON10/OPT_N_38
F16 GPIO9/TCON9/OPT_P_37
H16 GPIO8/TCON8/FLK3_36
E16 GPIO3/TCON3/GCLK2_31
J14 GPIO2/TCON2/GCLK1_30
F2 GIN0M
K14 GPIO21/TCON21/VGH_ODD_49
K16 GPIO20/TCON20/VGH_EVEN_48
L15 GPIO19/TCON19/GCLK6_47
K15 GPIO18/TCON18/GCLK5_46
G16 GPIO17/TCON17/GCLK4_45
F15 GPIO16/TCON16/WPWM_44
D14 GPIO13/TCON13/LEDON_41
P10 B_ODD0/LVA4P
R10 B_ODD1/LVA4M
R11 B_ODD3/LVA3M
T11 B_ODD4/LVACLP
B15
SCZ
R14 G_ODD3/LVA0M
T14 G_ODD4/LVB4P
T15 G_ODD5/LVB4M
R15 G_ODD6/LVB3P
R16 G_ODD7/LVB3M
M14 R_ODD4/LVB1P
P14 G_ODD2/LVA0P
B16
SDO
B9
IRIN
D6 CEC
A9
HWRESET
D4 HOTPLUGA
E2 SOGIN0
N4 AUOUTL1
P3 AUOUTR1
R2 AUOUTL0
T2 AUOUTR0
T3 XIN
R3 XOUT
K4
AVDD_DMPLL
A3 RXCKN_A A2 RXCKP_A
B3 RX0N_A B2 RX0P_A B1 RX1N_A
C3 RX1P_A D3 DDCDA_DA C1 RX2N_A C2 RX2P_A D1 DDCDA_CK D2 ARC
L8
VDDC
E4 HSYNC0 E3 BIN0P
F1 RIN0P F4 VSYNC0
J5
AVDD_PLL
H6
AVDD_25
K2 CVBS1
L1 CVBS0 L2 VCOM
M1 CVBSOUT
N1 AUR0 N2 AUL1
P1 AUR1
L3 AUVAG
P2 AUL2
R1 AUR2
M3 AUL3
N3 AUR3
M5
AVDD_AU33
K6
AVDD_REF
P5 PGA-COM
R8
GPIO24/GPIO56
R9
GPIO25/GPIO57
P8
GPIO23/GPIO58
N8
NC/GPIO59
T9
GPIO27/GPIO60
P9
GPIO26/GPIO61
T8
GPIO22/GPIO55
T12 B_ODD6/LVA2P
R13 G_ODD1/LVA1M
P15 R_ODD0/LVBCKP
P16 R_ODD1/LVBCKM
N15 R_ODD3/LVB2M
M15 R_ODD5/LVB1M
M16 R_ODD6/LVB0P
L16 R_ODD7/LVB0M
L5
AVDD_MOD
G14
SAR3_GPIO14/INT_GPIO65 B14
DDCR_CK/GPIO63
F14 GPIO15/TCON15/SCAN_BLK1_43
C14
DDCR_DA/GPIO64
E14 GPIO14/TCON14/SCAN_BLK_42
D16 GPIO12/TCON12/DPM_40
J16 GPIO6/TCON6/FLK_34
L14 GPIO7/TCON7/FLK2_35
H15 GPIO5/TCON5/SOE_33
J15 GPIO4/TCON4/GCLK3_32
H14 GPIO1/TCON1/VST_29
E15 GPIO0/TCON0/POL_28
A15
USB0_DM
C13
TESTPIN
A14
USB0_DP
A13
USB1_DM
B13
USB1_DP
C15
SCK
D13
GND_EFUSE
C16
SDI
B11
SAR0_GPIO11/GPIO75
D10
DDCA_CK
D11
DDCA_DA
B12
PWM0_GPIO20/GPIO26 C12 PWM1_GPIO21/GPIO25 D12
PMGPIO_GPIO10/GPIO66 A11
PM1_GPIO6/GPIO67 A10 PM4_GPIO7/GPIO68 B10 PM5_GPIO8/GPIO69 C9 PM6_GPIO9/GPIO70
D5 HOTPLUGD C7 RXCKN_D
B7 RXCKP_D
C6 RX0N_D
B6 RX0P_D
A6 RX1N_D
C5 RX1P_D C4 DDCDD_DA
A5 RX2N_D
B5 RX2P_D B4 DDCDD_CK
R7
GND T7
GND H9
GND
H11
GND J9
GND J10
GND J11
GND K9
GND K10
GND K11
GND A12
GND F13
GND G13
GND
G1
GND G2
GND G3
GND P4
GND R4
GND R5
GND T5
GND P6
GND P7
GND
L7
VDDC K8
VDDC K7
VDDC J8
VDDC J7
VDDC H8
VDDC H7
AVDD_1P2
D9
AVDD_DDR E13
AVDD_DDR M11
AVDD_DDR M10
AVDD_DDR
K5
AVDD_MOD M6
AVDD_MOD L6
AVDD_MOD
D7
DVDD_NODIE
K13
MVREF
N10 GPIO30/LCK_74
N11 GPIO29/LDE_75
N12 GPIO28/LHSYNC
N13 GPIO27/LVSYNC
K3 VSYNC1
L4
VRP
H10
GND
J6
AVDD_AU25
G8
AVDD_DDR
N6
GND
U401
MST6M182VG
Q401 MMBT3906
1CE# 2SO 3WP# 4VSS 5
SI
6
SCK
7
HOLD#
8
VDD
U502
S25FL032K
C501
0.1uF
C507
0.1uF
R5011k
R504
4.7K
R502
10k
R513
4.7K
R514
4.7K
C420
20pF/COG/50V
C421
20pF/COG/50V R 406
0R
R405 1M
12
3
Y401 24MHZ
C12 47nF/X5R/16V
R280R R10R
R21
0R/NC
+3_3V_STANDBY AVDD_33
AVDD_33
VDDC
+1_2V_VDDC
+2_5V_PGA
VDDC
AVDD-DDR
AVDD_33
ADC2P5 AVDD_33
AVDD-DDR
AVDD_33
+2_5V_NORMAL
+2_5V_PGA
+2_5V_NORMAL ADC2P5
AVDD_DDR1_8V
+5V_STANDBY
AVDD-DDR
VGA_HS VGA_VS RGB0_PB+ RGB0_Y-SOG RGB0_Y+ RGB0_PR+
USB2_D- USB2_D+
BRI_ADJ-PWM0
BL-ON/OFF
AV3_AULIN3
AV3_AURIN3
AV_AULIN0 AV_AURIN0
HDMI-CEC
HDMI1-RX2P
HDMI1-RX2N
HDMI1-RX1P
HDMI1-RX1N
HDMI1-RX0P
HDMI1-RX0N HDMI1-CLKP
HDMI1-CLKN
HDMI1-SCL
HDMI1-SDA
ARC
AV-CVBS0P
T-SCL T-SDA
IF1P IF1N IF_AGC
AMP-AUOUTL0
AMP-AUOUTR0
RXE1-
RXE0+
DVDD_NODIE_1_2V
AUMCK_OUT
AUVAG
AUBCK_OUT
T-SCL
AVSS_PGA
AUVRM
RXO0-
IF1P BRI_ADJ-PWM0
IF_AGC
IF1N
RXE0-
T-SDA
AUVRP
RXO3+
RXO0+
CFG-PWM1
RXO3-
RXOC+
RXOC-
RXO2+
RXO2-
SYSTEM-RST
RXO1+
RXO1-
RXE3+
RXE3-
RXEC+
RXEC-
RXE2+
RXE2-
RXE1+
AVSS_PGA
IF1P
IF_AGC
IF1N
XTALO
XTALI
+3_3V_STANDBY
+3_3V_STANDBY
+5V_STANDBY
SPI_CS0N SPI-SDO
SPI_WP0N SPI-SCK
SPI-SDI
UART-RX UART-TX
SPI_CS0N
XTALI
XTALO
KEY1-SARO
KEY0-SAR0
PH_DET
PWR-ON/OFF
AUBCK_OUT
COAXIAL
T-SCL T-SDA
CFG-PWM1
SPI_WP0N
AUVAG AUVRM
LEDR
DVD_Y-CVBS2P
DVDL
DVDR
DVDSDA
VBL_CTRL STB_AMP
AUVRP
DVDD_NODIE_1_2V MDDR_VREF
SYSTEM-RST IRIN
DVDSTB
AUMCK_OUT
SPI_CS0N SPI-SDO SPI-SDI SPI-SCK
UART-TX
UART-RX
PANEL_ON/OFF
DVDSCK
MUTE_AMP
HDMI-REST
HDMI_HP1
VBL_CTRL

+VDD3V Input Ripple must be under 30mVp-p
V2
Add Notch Filter C101=68pF,C102=47pF,L114=220nH,L115=220nH,C133=120pF,C134=150pF
NOT Add Notch Filter C101=10nF,C102=10nF,L114=NC,L115=NC,C133=NC,C134=NC
RF ESD/S1 Filter (For EN55020 standard)
IF Interface Filter
Single ended:75ohm
NEAR Host IC
AGC ᣝ✻݀ᵓ᳈ᬍ
2011-01-11
Close to host IC
L114
220nH/NC
L106150nH
L102
22nH
L1160R
L101
180nH
L107
0R
L1170R L108
0R
L103
47nH
L105150nH
L104
8n2H
L115
220nH/NC
C118
100nF/X5R/16V
C116
27pF/COG/50V
C104
4p7F/COG/50V
C101
68pF/COG/50V/10nF
C127
39pF/COG/50V
C126
39pF/COG/50V
C107
100nF/X5R/16V
C105
10pF/COG/50V
C115 100nF/X5R/16V
C111
6n8F/X5R/16V
C134
150pF/X5R/50V/NC
C103 1nF
C1132u2F/X5R/10V
C112
10nF/X5R/16V
C106
10nF/X5R/16V
C102
47pF/COG/50V/10nF
C117
27pF/COG/50V
C110
330pF/X5R/16V
C10810uF/Y5V/6.3V/C0603
C128
4p7F/COG/50V
C133
120pF/X5R/50V/NC
C129 100nF/X5R/16V
C114
100nF/X5R/16V
C109 100nF/X5R/16V
C130
100nF/X5R/16V
C120 22nF/X5R/50V
12
3
Y101
16MHz,CL=16pF
R110 100R
R104 220R
R108
4.7K
R102100R
R109 100R
R107
4.7K
R1011K8
R105 220R
R106
NC
2OPEN_D 3AVDD 4DET1 5DET2 6SCLK
7SDA
8XTAL_I
18
AVDD 17
2V 16
AVSS 15
CP
10 DVDD
9XTAL_O
1RF_LP
24
RF_HP 23
AVDD 22
TF1P 21
TF1N 20
TF2P 19
TF2N
25 GND
11 DVSS
12 IFP
14
VAGC 13
IFP
U102
R620D
D101
BAV99
R103 10k
R112 10k
R907 0R
R909 10K
R910 10K
R912 100K
R913 4.7K
R914 4.7K
+
CA901 100uF/16V
Q901
MMBT3906
Q903 MMBT3904
D901
1N4148
C902
1.5nF/X5R/50V
C901 1.5nF/X5R/50V C903
1.5nF/X5R/50V
C904
1.5nF/X5R/50V
R9014.7K
R9024.7K
R906 4.7K
R904 4.7K
R564 200K
C296
0.1uF
R565 2.2K
R566 NC
CE7
470uF/10V/8* 7
R567
10K
R568
10K
C31
1nF
C32
1nF
CE10
47U/16V/ 6*7
CE6
47U/16V/ 6*7
C185
0.1uF
R11330R
R538 330R
Q49
3904
Q50
3904
R544 10K
CA28
220uF/16V
R17
15R
R18
15R
Q6
3904
R12 6.8K
R13 10K
C2
1uF
R10 10K
R14 10K
C5
1uF
R15NC
R16NC
+
CA1
100uF/16V
ADJ
OUT
IN
U1
AM1117-ADJ
R31 2.2k
R323.3k
R35
NC
C10
2.2uF/X5R/16V/C0603
R532 4.7K
R535 10K
R536 NC
Q48 3904
C188 0.22uF
C189
0.22uF
C190
100pF
C13
100pF
1
1
2
2
3
3
4
4
CON1
TJC3-4A
1IN1 2SGND 3SVRR 4OUT1 5PGND 6OUT2
7
VP
8MU/STB 9IN2 10
11 12
13
14
15
16
17 18
U28
TPA1517/TD A1517
CE18
100u/16V
CE2
220u/16V
CE21
220u/16V
R546 8.2k
R548 2.2K R549
2.2K
C43
1uF
1
1 1
C213
0.1uF
D12
SS110
CE11
220u/16V
R3 330R
CON102
Tuner shield box
1
2
3
J11
1 2 3 4 5
J1 PHONEJACK
CE1
47U/16V/ 6*7
C14
0.1uF
+
CA4
100uF/16V
Q1
3904
R4
200K
C18
0.1uF/NC
VDD_33
T-SCL
IF1P
IF1N
T-SDA
IF_AGC
VDD3V_RFB
IF1P
T_SCL
IF1N
T_SDA
VDD3V_RFA
VON
VAGC VOP
VDD3V_RFC
VDD3V_RFD
VDD3V_RFB
T_SCL
VDD_33
VDD_33
T_SDA
VDD3V_RFA
VON
VAGC VOP
VDD3V_RFC VDD3V_RFD
+5V_STANDBY
+12V_NORMAL
STB_AMP
AMP-AUOUTR0
AMP-AUOUTL0
PH_DET
AMP_R AMP_L
+12V_NORMAL OP_VCC
OP_VCC
AMP-LIN1
AMP-RIN1
AMP-PROUT AMP-PLOUT
AMP-PROUT
AMP-PLOUT
AMP_R AMP_L
+5V_NORMAL
VDD_33
AGND AGND
+5V_STANDBY
+12V_NORMAL
+3_3V_STANDBY
MUTE_AMP
AGND
L+_O
L+
R+
AMP-RIN1
AMP-LIN1
R+_O
AGND
AMP12V
AMP12V
+12V_NORMAL
AGND

AV
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1
VGA
0 ADR:94 1 ADR 96
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W/S= 9/11 mil
USB2
DVD INTERFACE
To DVD Board
GND
5V
GND
5V
GND
DVD POWER SUPPLY
L
SCK
SDA
AU_R
STB
CVBS
GND
AU_L

C619
220pF/X5R/50V
C618
220pF/X5R/50V
R604 33R
R627 10K R625 10K
R603 75R
R626 10K
R624 10K
R723 0R
R720 75R
R712 68R
R709 10K
R719 75R
R711 68R
R724 33R R722 33R
R725 33R
R710 10K
R721 75R
C701
220pF/X5R/50V
C702
220pF/X5R/50V
R715 10K
R716 10K
R714 10K R713 10K
5 10 4 9 3 8 2 7 1
15 14 13 12 11
6
16
17
CON702
VGA
R804 47K
R836 5.1R
R837 5.1R
R812 47K
R805 47K
R811 47K
C807
0.1uF
C808
0.1uF
C806
0.1uF
R833 200R
12
R822
10k
R827 33R
R823 500_1%
R830 4.7k
R828 33R
R829 4.7k
D803ESD
D805 ESD
D801
ESD
D806 ESD
D802ESD
D811
NC/ESD
D810
NC/ESD
D804 ESD
R813
0R
R802
1.5K
R814
1M/NC
R806 0R
R824 100
R825 100
R807 1M/NC
R810
3K
R803
3K
R809
1.5K
C811 2.2uF/X5R/16V/C0603 C0603
L803 FB
C812
0.1uF
C0402
C813
1UF/X5R/16V
L801
60R/100MHZ/L0603
+
CA803 nc/10uF/16V
+
CA802
100uF/16V
18 ASDA
19 ASCL
32 NC/POWDN
20 ARXCM
21 ARXCP
22 VCC
23 ARX0M
24 ARX0P
25 VSS
26 ARX1M
27 ARX1P
28 ANA_DBG/NC
29 ARX2M
30 ARX2P
31 REXT
16 AHPD
36
TX2P 37
TX2M 38
VCC 39
TX1P 40
TX1M 41
VSS 42
TX0P 43
TX0M
45
TXCP 46
TXCM 47
TXSCL 48
TXSDA
44
TXHPD
34
PCSCL
33
PCSDA
50
CHPD
51
CSDA
52
CSCL
53
CRXCM
54
CRXCP
55
CPWR5V
56
CRX0M
57
CRX0P
58
VSS
59
CRX1M
60
CRX1P
61
VCC
62
CRX2M
63
CRX2P
64
DIG_DBG/CEXT
1BHPD 2BSDA 3BSCL 4BRXCM 5BRXCP 6BRPWR5V 7BRX0M 8BRX0P 9VSS
10 BRX1M 11 BRX1P 12 VCC 13 BRX2M 14 BRX2P
49
TXPWR5V
15 APWR5V
17 RESET
35
PCADR0
U801
IT6633P
R68
220R
R69
100R
C47 NC
DD2
ESD-0402
D4ESD
D5ESD
D6ESD
D7ESD
D8ESD
D9ESD
D10ESD
D11ESD
G
DS
TQ8NC
R37 0R
R324 33K
R449 10K
R450
10K
C220
NC
C221
NC
C222
2.2uF/0603
C223
2.2uF/0603
R460
12K
R461
12K
R462
10K
1 2 3 4 5
CN1
5P2.0mm
R442100R
R463100R R465100R
DD4
ESD-0402
DD5
ESD-0402
DD6
ESD-0402
1
1
1
1
1
1
1
1
R2
68k
R33
68k
1
DAT2+ 2
DAT2SHIELD 3
DAT2- 4
DAT1+ 5
DAT1SHIELD 6
DAT1- 7
DAT0+ 8
DAT0SHIELD 9
DAT0- 10
CLK+ 11
CLKSHIELD 12
CLK- 13
CEC 14
NC 15
SCL 16
SDA 17
DDC/CECGND 18
5VPOWER 19
HOTPLUG
CON802
HDMI
1
DAT2+ 2
DAT2SHIELD 3
DAT2- 4
DAT1+ 5
DAT1SHIELD 6
DAT1- 7
DAT0+ 8
DAT0SHIELD 9
DAT0- 10
CLK+ 11
CLKSHIELD 12
CLK- 13
CEC 14
NC 15
SCL 16
SDA 17
DDC/CECGND 18
5VPOWER 19
HOTPLUG
CON801
HDMI
1 4 2 5 3 6
J3
AV3-8.3-5B(JRX)
-
1 2 3 4 5
J17
PHONEJACK
4 3 2 1
J2 CN-4P2.0 1
1 1
R235
75R/NC
R23333R
DD1
ESD-0402
1 2 3 4 5 6 7
CN10
7P2.0mm
C15
220p
R20 10k
R2910K
R3410K
AV_AULIN0 AV_AURIN0 AV-CVBS0P
AV_V AV_L AV_R
VGA_HS
VGA_VS
UART-TX UART-RX
RGB0_PB+ RGB0_Y-SOG RGB0_Y+
RGB0_PR+
AV3_AULIN3 AV3_AURIN3
VGA_IN_L VGA_IN_R
HDMI2/5V
HDMI3/5V
HD_3_3V
HD_3_3V
HD_3_3V
HD_3_3V
+5V_NORMAL
VDD_33
T-SCL T-SDA
HDMI-CEC
ARC
USB2_D- USB2_D+
HDMI3-RX2+
HDMI3-RX1- HDMI3-RX2-
HDMI3-DDC-SCL
HDMI2-RX0+
HDMI3_HPDCTRL
HDMI3-RX0-
HDMI2-DDC-SCL
HDMI3-DDC-SDA
HDMI3-RX1+
HDMI2_PWR5
HDMI2_HPDCTRL
HDMI2-RXC+
HDMI3-RXC-
CEC#
HDMI2-RX2- HDMI2-RX1-
HDMI2-DDC-SDA
HDMI2-RX1+
HDMI2-RX0-
HDMI3-RXC+
HDMI3-RX0+
HDMI2-RXC-
HDMI3_PWR5
HDMI2-RX2+
ARC
HDMI3-RX2+ HDMI3-RX1- HDMI3-RX2-
HDMI3-DDC-SCL
HDMI2-RX0+
HDMI3_HPDCTRL
HDMI3-RX0-
HDMI2-DDC-SCL
HDMI3-DDC-SDA
HDMI3-RX1+
HDMI2_PWR5 HDMI2_HPDCTRL
HDMI2-RXC+
HDMI3-RXC-
CEC
HDMI2-RX2-
HDMI2-RX1-
HDMI2-DDC-SDA
HDMI2-RX1+
HDMI2-RX0-
HDMI3-RXC+ HDMI3-RX0+
HDMI2-RXC-
HDMI3_PWR5
HDMI2-RX2+
COAXIAL
HDMI_HP1
HDMI1-CLKP HDMI1-CLKN
HDMI1-RX0N HDMI1-RX0P HDMI1-RX1N
HDMI1-RX1P
HDMI1-RX2N HDMI1-RX2P
HDMI1-SDA HDMI1-SCL
VGA_IN_L VGA_IN_R
+5V_STANDBY
CEC#
+3_3V_STANDBY
DVDSCK DVDSDA
DVDSTB
DVDL
DVDR
+5V_NORMAL
+5V_NORMAL
AV_R AV_L
AV_V
DVD_Y-CVBS2P
HDMI2/5V
HDMI3/5V
VDD_33

IR BOARD SCHEMATICS
TV&DVD KEY BOARD SCHEMATICS

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1) How to enter service mode
Press “Source” button on the remote control, then press”2580”, the service menu will be
displayed.
Source
Press “2580”
FACTORY MODE AND ADJUSTMENT

2) Service mode description
Color Temp: select a color temperature mode that you want to adjust;
R Gain: red gain for white balance adjusting;
G Gain: green gain for white balance adjusting;
B Gain: blue gain for white balance adjusting;
R Offset: red offset for white balance adjusting;
G Gain: green offset for white balance adjusting;
B Gain: blue offset for white balance adjusting;
Aging: to turn on or off aging mode, optional setting: On /Off;
Auto config: Auto adjust ADC channel difference, only available in VGA mode;
EEprom clear: reset EEPROM data to default value, all users’ program and setting will be
lost;
Panel: select different panel for factory;
TTX language: select Teletext language, optional setting: West East Russia;
DVD source set: to turn on or off DVD source in the user menu, optional setting: On/Off;
Hotel mode: to turn on or off hotel mode, optional setting: On/Off;
Key mode:to turn on or off local keyboard, optional setting: On/Off;
Power on: to setting the power on source, optional setting: TV Other;
Power mode: to setting the power on mode, optional setting: Force on Memory standby;
Volume:to setting the max sound volume when hotel mode is active;
AGC: to setting tuner’s RF AGC value;
Notes:
1ˊcolor temperature adjusting:in different source the white balance can be adjust
separated.the details as below:
1) DVD&YpbPr source use same group color temperature value.
2) TV&Scart source use same group color temperature value.
3) VGA&HDMI source use separated color temperature value.
2ˊAuto Config:please change source to VGA mode and with grey scale pattern then enter
service mode to do this item.

DVD Software upgrade
1˅Please rename the upgrading file to “MTK.BIN”.
2) RunĀNero Expressāˈselect burn format “ISO data discā
3˅Add “MTK.BIN” file to burn list
Ｓｏｇｔｗａｒｅ Ｕｐｇｒａｄｅ

4˅Set disc name toĀ1389Jāˈthen press ”burn” to start
5˅After several minutes, it will display the following picture. Press “ok” to finish.
D
6) Enter DVD source and insert the upgrading disc to DVD loader.
7) DVD begins to read the disc, Will show a dialog box as below.

8) Press button on remote control, Will shown a dialog box as below,
Please wait a few minutes(about 5 minutes) ,then DVD will restart auto .
During upgrading time, please don’t power off TV.
9) After TV restart, Enter DVD setup menu to check the version number.
10) Press “9” “2” “1” “0” button, You will enter DVD factory menu.
Adialog box will be showed as below. Marked with red circle is the version number.