Schematic; Main Board - Lenovo LXM-L19BH Service Manual

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6.SCHEMATIC

6.1 MAIN BOARD

SHEET 3
SOG_MCSS
RED+
RED-
GREEN+
GREEN-
BLUE+
BLUE-
RXC+
RXC-
RX2+
RX2-
RX1+
RX1-
RX0+
RX0-
HSYNC
VSYNC
DDC_SCL_DVI
DDC_SDA_DVI
DDC_SCL_VGA
DDC_SDA_VGA
HOST_SCL/UART_DI
HOST_SDA/UART_DO
DDC_WP
VGA_PLUG
3. INPUTS
SHEET 8
PBIAS
PWM0/GPIO11/DIM
8. POWER
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SHEET 4
SOG_MCSS
SOG_MCSS
RED+
RED+
RED-
RED-
GREEN+
GREEN+
GREEN-
GREEN-
BLUE+
BLUE+
BLUE-
BLUE-
RXC+
RXC+
RXC-
RXC-
RX2+
RX2+
RX2-
RX2-
RX1+
RX1+
RX1-
RX1-
RX0+
RX0+
RX0-
RX0-
HSYNC
HSYNC
VSYNC
VSYNC
DDC_SCL_DVI
DDC_SCL_DVI
DDC_SDA_DVI
DDC_SDA_DVI
DDC_SDA_VGA
DDC_SCL_VGA
DDC_SCL_VGA
DDC_SDA_VGA
HOST_SCL/UART_DI
HOST_SCL/UART_DI
HOST_SDA/UART_DO
HOST_SDA/UART_DO
DDC_WP
DDC_WP
VGA_PLUG
VGA_PLUG
PBIAS
PBIAS
PWM0/GPIO11/DIM
PWM0/GPIO11/DIM
4. GM5221
YUV[0..7]
YUV[0..7]
VCLK
VCLK
/RESET
/RESET
GPIO9/SCL
GPIO9/SCL
GPIO10/SDA
GPIO10/SDA
VBI_INTR
VBI_INTR
VIDEO_PW_EN
VIDEO_PW_EN
PWM1/GPIO12/VOLUME
PWM1/GPIO12/VOLUME
PWM2/GPIO13
PWM2/GPIO13
LV_E[0..9]
LV_E[0..9]
LV_O[0..9]
LV_O[0..9]
PPWR
PPWR
GPIO[0..6]
GPIO[0..6]
LBADC_RET
LBADC_RET
LBADC_IN1
LBADC_IN1
LBADC_IN2
LBADC_IN2
IR_IN
IR_IN
Page 17 of 44
Lenovo LXM-L19BH
SHEET 5
YUV[0..7]
VCLK
/RESET
GPIO9/SCL
GPIO10/SDA
VBI_INTR
VIDEO_PW_EN
5. VIDEO DECODER
SHEET 6
PWM1/GPIO12/VOLUME
PWM2/GPIO13
PPWR
6. AUDIO
SHEET 7
LV_E[0..9]
LV_O[0..9]
PPWR
GPIO[0..6]
LBADC_RET
LBADC_IN1
LBADC_IN2
IR_IN
7. DISPLAY KEY

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