Service Manuals, User Guides, Schematic Diagrams or docs for : HAIER LCD chassis MSD309PT Haier+Chassis+MSD309PT
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Schematics Blockdiagram
SCH BLOCK FOR MSD309PT
EARPHONE output
OPTION
AIF for analog TV
MSD309PT
TUNER DIF for DTV TDA1517 2X3W output
DMB-T/H TS Stream to 309
TS1 AUDIO
OPTION LINEOUT3(AA6\Y5)
DF3544
DVB-S2 module TS Stream to 309
OPTION socket TS1 TPA3110 2X6W output
or 15W subwoofer output
Encrypt TS Stream to CI
TS1
OPTION CI CARD TS Stream to 309
TS0
OFF
SUBWOOFER SUBWOOFER
HDMI1 Input ON OPTION
(AA10) MUTE 100Hz low pass
HDMI2 Input OFF
ON MUTE TDA1517
OPTION HDMI3 Input GPIO0(A7)
OFF
ON MUTE TPA3110
GPIO1(C7)
YPbPr input ON
RGB2
OFF DMB-T/H POWER ON/OFF
Rear CVBS input CVBS4(W2) Y9
SC1_FS
Rear audio input LINEIN5(AD6\ADC) AA7 DVD_ON/OFF
Y8 ON_PANEL
PC RGB input RGB0 E4 ON_PBACK
PC audio input LINEIN2(V6/U5) F4 PANEL-ADJ-PWM
E6 LCD_OP
SCART RGB input RGB1 R6
SCART CVBS input CVBS0(AC5)
SCART audio input LINEIN1(T6\U6) +5VSTB
AC INPUT
SCART CVBS output CVBS_OUT(V3) POWER +5V
SCART audio output LINEOUT3(AA6\Y5) +12V
ON
FLASH
USB1 POWER CONTROL GPIO4(C3) OFF
USB1 DETE GPIO12(F6)
USB1 DATA PO(B1\C2)
ON DDR2
USB2 POWER CONTROL GPIO5(D4) OFF
OPTION USB2 DETE GPIO13(F5)
USB2 DATA P1(AD11\AE11)
OPTION PDIF output PDIF OUT(P5)
DVD CVBS input DDR2
CVBS2(W5)
Side CVBS input CVBS1(W4)
DVD audio AUDIO INPUT LINEIN0(R4\R5)
Side audio SWITCH
DVD
PANEL
SIDE Audio switch (AA8)
Power Input
5VA
CON1 DCJACK L101
CN1 DCJACK DC5V 10uH_1.5A 5V_TUNER
EC12
+
C1
C1
0.1uF
1.32V DC-DC R1+R2
1 12V
220uF/16V
U2 VOUT =0.923X R2
NC/AMS1084CD-ADJ 5VA
CN3 CON4-2.0mm U3 1.32V
3
2
2
MP1482 L1
13pin-2.54mm 12VA 1 CERAMIC 1482OUT
800mA
2 2 VCC OUT 3
13 U1 C13 15uH_2A
3 12VA SY8101B 0.1uF(X7R) R5 10k 1482EN R6
12 7
VIN
ADJ
VOUT
TAB
4 L100 1482COMP EN C4 4.32K
C3
C3
11 6 COMP
10uH_1.5A 0.1uF
3
1
2
4
10 1
0.1uF
BS DC5V 214mA C6 EC5 220uF/16V Low ESR
9 5 VIN BST 1
8 6 218mA + 8.2n 8 1482FB C10 0.1uF(X7R)
LX SS
EC1
7 5Vstb R1 R386 R4 C5 R11 + C11 0.1uF(X7R)
+
SY8101B C161 0.1uF 0.1uF 10K C14 NC/0.1uF(X7R)/BOT/Vpp=82mV
6
1
10R 10K 150R
5 SOT23-6 R3 30P + R12 C17 NC/0.1uF(X7R)/BOT
220uF/16V
EC4
EC4
4 5VA 4 150K + 4.7k C16
C18
R7 0R-0805 EN
3 3
0.1uF
0.1uF
GND
220uF/16V
FB
EC2
R10 R13
C7
C9
C8
2 4 5
0.1uF
1000P
R8 0R-0805 R9 GND FB 0R-0402 Vpp=72mV
C283
C306
2
1
220uF/16V
22R
100pF C12
100pF C15
0.1uF(X7R)
0.1uF(X7R)
0.1uF(X7R)
EC3
10uF 2
C138
C138
20K
220uF/16V
R14 NC BL-ADJUST
CN2 R16 BL_ON
NC R15 Vpp=23mV
C20
C21
5Vstb 430R
5Vstb Vout=0.6X(1+R up down )
/R
1K
3.3VU
10P
10P
POWERON/OFF#
4.7K
R18
R17
100R Q1
3
H:ON Vout=1.25X(1+Rdown /Rup )
1k
3904 R21
R19
R20
L:OFF 1
10P
C22
H:ON
3
10k
R22 L:OFF
2
3904
1 PWR-ON/OFF 2
Q2
10k
2
C23
1n
Vpp=13mV 3.3VA
C139 0.1uF(X7R)
4
MST Power supply C134 0.1uF(X7R)
C133 0.1uF(X7R)
Vpp=20mV C132 0.1uF(X7R)
U4 Vpp=100mV
45mA AMS1117-3.3V
IN
ADJ
4
OUT
R23 NC/0R-0805 Q3 VCC-Panel
R24 0R-0805 AO3407
1
2
3
MAX 600mA 2 3
71mA 12VA
C29 0.1uF(X7R) 5VA 5VA
C30 0.1uF(X7R)/BOT 3.3VA D1 2.5VA C24
IN
ADJ
OUT
4.7K
U5 C135 0.1uF(X7R) 1N4001 0.1uF R26 +
1
AMS1117-3.3V C137 0.1uF(X7R) Vpp=21mV 2K-0603 C25 C26
1
2
3
1 2
EC6
EC6
C2 0.1uF(X7R) 0.1uF 10P
R25
5Vstb 1E56 BIT3 R28
NC/47uF/16V
3.3VU + + ON 100K
Temperature 50
EC9
EC9
220uF/16V
3
+ C28 C27 C31 0.1uF(X7R) OFF
EC8 0.1uF(X7R) + 0.1uF(X7R) C32 0.1uF(X7R)/BOT/Vpp=47mV EC10 220uF/16V 2 ON_PANEL R29 1K 1 Q4
220uF/16V C33 0.1uF(X7R) C34 0.1uF(X7R)/BOT 3904
EC7 C136 10uF(X7R) C35 0.1uF(X7R) R27
2
220uF/16V 10K
R27
PANEL POWER
5VA
3.3VA Inverter Interface
1.8VA 1.8VA 90mV at DDR power pin(X7R) R32 5VA
R31 4.7K
10K
L:ON R33
680mA H:OFF 100R BL_ON
3
L10 1.8VA C390 0.1uF(X7R) C39 0.1uF(X7R) R30
10uH_1.5A C56 0.1uF(X7R) C40 0.1uF(X7R) 2 ON_PBACK R35 1K 1 Q5 4.7K
1.812V C128 10uF(X7R) C41 0.1uF(X7R) 3904
U6 Vpp=23mV C129 10uF(X7R) C42 0.1uF(X7R)
2
5VA SY8008B SOT-23 R34 C130 10uF(X7R) C43 0.1uF(X7R) CN4
FB3 C46 120K C140 10uF(X7R) C44 0.1uF(X7R) 3.3VA 1
56-1206 0.1uF(X7R) C141 C143 10uF(X7R) C45 0.1uF(X7R) BL_ON 1
2 2
4 3 30P BL-ADJUST 3
VIN LX R37 3
4 4
SY8008B R158 4.7K 5
+ R157 82K 1.8VA R41 only for 3.3V PWM output 5
1K SOT-23 1.8VA 5pin-2.0mm
R38 1k BL-ADJUST
3
EC11
1 5
220uF/16V
EN OUT/FB C36 0.1uF(X7R)
GND
R39 C37 0.1uF(X7R) 2 ADJ-PWM R40 1k 1 C47
C851 100K C38 0.1uF(X7R) Q6 R41
2
100PF C48 0.1uF(X7R) 3904 NC/22K 10uF
2
C49 0.1uF(X7R)
C50 0.1uF(X7R)
C51 0.1uF(X7R)
C52 0.1uF(X7R)/BOT/Vpp=52mV Note: Left C47 NC, R38 change to 100ohm if want to output PWM puls
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