Samsung LA46F71B, LA52F71B, LA52F71BXSV, LA52F71BX, LA52F71BXSE 10 Wiring Diagram
8-1
8 Wiring Diagrams
8 Wiring Diag ram
8-1 Wiring Diagr am
8 Wiring Diagrams
8-2
8-2 Main Board Layout (40"/46")
Inverter
Control
(5P)
LVDS (30P)
Power
(32P)
Deburgging
(5P)
Sub
micom
Sub
micom
(5P)
main
micom
DDR
SVP-LX
TUNER
BLOCK
DDR
HDMI-IC
Sound
amp
Sound
Block
CN201_NT
JA204
JA205
JA201_NT
JA300
CN300
Control Speaker Jack Side AV MMS
CN900
(15P)
CN101
(3P)
CN102
(2P)
CN200
(14P)
CN305
(16P)
JA301
JA210 JA209JA302
CN301
8-3
8 Wiring Diagrams
8-3 Main Board Layout (52")
LVDS
(20P)
LVDS (24P)
Power
(32P)
Deburgging
(5P)
Sub
micom
Sub
micom
(5P)
main
micom
DDR
SVP-LX
TUNER
BLOCK
DDR
HDMI-IC
Sound
amp
Sound
Block
CN201_NT
JA204
JA205
JA201_NT
JA300
CN300
Control Speaker Jack Side AV
CN900
(15P)
CN101
(3P)
CN102
(2P)
CN200
(14P)
JA301
JA210
JA209
JA302
CN301
Inverter
Control
(5P)
8 Wiring Diagrams
8-4
8-4 PIN characteristic
CN100 - Main Board power supply
PIN 1 2 3 4 5 6 7 8 9 10 1 1 12 13 14 15 16
NAME SW GND GND GND GND A5V A5V A5V A5V A5V GND GND B12VS B12VS GND GND
POWER
PIN 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
NAME GND GND B5V B5V B5V B5V GND GND GND GND B12V B12V B12V B12V GND GND
Function Define
- B12V B12V_CHN, B9V, B8V, B5V_VCCT
- B5V B33V, B5V_VCCA, B3.3VD, B2.5V_VDD, B1.8VD, PX_VD1.8, PX_VA1.8, PX_VL1.8, B1.2VD
- B12VS B12VS
- A5V A5V_1, A3.3V
CN101 / CN102 - SPEAKER CONNECTOR
PIN 1 2 3
NAME R+ NC R-
PIN 1 2
NAME L+ L-
8-5
8 Wiring Diagrams
CN900 - Front control
PIN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
NAME SDA-T SCL-T GND KEY LED GND A5V GND IR KEY KEY GND IDENT HP-L HP-R
INPUT1 INPUT1 INPUT2
HP
Function Define
- A5V Front control board poewr supply
- KEY INPUT1,2 Key control, from the memu, change up/down Etc.
- IR Remote control signal
- LED Control the timing and stand by LED color
CN505 - Panel control
PIN 1 2 3 4 5
NAME SW_inverter Ana_dimming PWM_dimming GND Sense_Power
Function Define
- SW_inverter panel inverter control, about 3.3V
- Ana_dimming panel dimming control
- PWM_dimming panel PWM control, duty 40% ~ 90%
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