LCD Monitor Mainboard
Model：C12
This LCD monitor mainboard features:
◎ Compatible from 640x480 up to 1920x1200 resolution TFT LCD panel.
◎ Supply single pixel(24bits)or dual pixel(48bits) digital RGB output.
◎ Support Vertical refresh rate up to 75Hz for VGA~1920x1200 and 60Hz for higher resolution of VESA Standard Timing.
◎ Support USB type C input : PD+DP + USB 2.0.
◎ Support Stereo Audio Amplifier function . 2Wx2 (option).
◎ Support Power Delivery (PD) Sink mode : 5V/3A, 9V/3A,15V/3A and 20V/3A.
◎ Support USB HUB output : USB 2.0x4 .
◎ RS232 support(option)
◎ DC 12V input(option) .
◎ Output: LVDS or eDP.
◎ Operating temperature : -30 °C to +80 °C.
◎ Storage temperature : -40 °C to +80 °C.
◎ RoHS compliant .
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◎ Compatible from 640x480 up to 1920x1200 resolution TFT LCD panel.
◎ Supply single pixel(24bits)or dual pixel(48bits) digital RGB output.
◎ Support Vertical refresh rate up to 75Hz for VGA~1920x1200 and 60Hz for higher resolution of VESA Standard Timing.
◎ Support USB type C input : PD+DP + USB 2.0.
◎ Support Stereo Audio Amplifier function . 2Wx2 (option).
◎ Support Power Delivery (PD) Sink mode : 5V/3A, 9V/3A,15V/3A and 20V/3A.
◎ Support USB HUB output : USB 2.0x4 .
◎ RS232 support(option)
◎ DC 12V input(option) .
◎ Output: LVDS or eDP.
◎ Operating temperature : -30 °C to +80 °C.
◎ Storage temperature : -40 °C to +80 °C.
◎ RoHS compliant .
Specification
A/D board option
| Mode | Teleview part no. | Description |
| 1 | C12--778AC1-- | USB Type C+USB2.0 HUB, audio |
1. Support Timing Table
| Mode | Resolution | V Freq.(Hz) |
| 1 | 640*480 | 60/75 |
| 2 | 720*400 | 70 |
| 3 | 800*600 | 60/75 |
| 4 | 1024*768 | 60/75 |
| 5 | 1280*720 | 60 |
| 6 | 1280*1024 | 60/75 |
| 7 | 1360*768 | 60 |
| 8 | 1440*900 | 60 |
| 9 | 1680*1050 | 60 |
| 10 | 1920*1080 | 60 |
| 11 | 1920*1200 | 60 |
2. Connector Description
● Connector List
| Connector | Function | Note |
| J1 | LCD Panel for eDP | PH 1.25mm.30Pin.90° |
| J2 | LCD Panel for LVDS | PH 2.0mm.32Pin.90° |
| J3 | USB-C connector | 24Pin.USB Type C |
| CON3 | UART Connector | PH 2.0mm.5Pin.90° |
| CON6 | IR Connector | PH 2.0mm. 3Pin.90° |
| CON7 | Key pad connector | PH 2.0mm.10Pin.90° |
| CON10 | ISP/ADC Connector | PH 1.25mm.6Pin.180° |
| CON11 | Speaker R connector | PH 2.0mm. 2Pin.90° |
| CON13 | Speaker L connector | PH 2.0mm. 2Pin.90° |
| CON14 | Power input connector | PH 2.0mm.4Pin.90° |
| CON15 | Backlight driver connector |
PH 2.0mm.8Pin.90° |
| JA1~JA4 | USB HUB 2.0 output | PH 1.25mm.5Pin.180° |
| JP1 | 3.3V/5V/ 12V selector | PH 2.0mm.2x3Pin.180° |
Pin definition for connector
J1: Panel connector eDP (1.25 mm 30 Pin SMD) Option
| Pin | Name | Note |
| 1,2 | NC | No contact |
| 3 | GND | Ground |
| 4 | TXAUXN R | Complement signal Auxiliary Channel |
| 5 | TXAUXP R | True signal Auxiliary Channel |
| 6 | GND | Ground |
| 7 | TX0N R | Complement signal link lane0 |
| 8 | TX0P R | True signal link lane0 |
| 9 | GND | Ground |
| 10 | TX1N R | Complement signal link lane1 |
| 11 | TX1P R | True signal link lane1 |
| 12 | GND | Ground |
| 13 | TX2N R | Complement signal link lane2 |
| 14 | TX2P R | True signal link lane2 |
| 15 | GND | Ground |
| 16 | TX3N R | Complement signal link lane3 |
| 17 | TX3P R | True signal link lane3 |
| 18 | GND | Ground |
| 19,20 | 3.3V or 5V or 12V | 3.3V/5V/12V Power supply for panel |
| 21 | DP_HPD | HPD Signal in |
| 22 | BKLT_EN | Backlight enable |
| 23 | BKLT_ADJ | Backlight Adjustment |
| 24,25 | GND | Ground |
| 26,27,28,29 | 12V | +12V Power supply |
| 30 | NC | No contact |
J2:Panel Connector LVDS(2.0 mm 32 Pin SMD)
| Pin | Name ( 8 bit ) | Note |
| 1,2,3,4 | VDD | Power supply for panel |
| 5,6 | GND | Ground |
| 7 | RXEIN3- | EvenTx3- Data Pin |
| 8 | RXEIN3+ | EvenTx3+ Data Pin |
| 9 | RXEINC- | EvenTx- Clock Pin |
| 10 | RXEINC+ | EvenTx+ Clock Pin |
| 11 | RXEIN2- | EvenTx2- Data Pin |
| 12 | RXEIN2+ | EvenTx2+ Data Pin |
| 13 | RXEIN1- | EvenTx1- Data Pin |
| 14 | RXEIN1+ | EvenTx1+ Data Pin |
| 15 | RXEIN0- | EvenTx0- Data Pin |
| 16 | RXEIN0+ | EvenTx0+ Data Pin |
| 17 | RXOIN3- | OddTx3- Data Pin |
| 18 | RXOIN3+ | OddTx3+ Data Pin |
| 19 | RXOINC- | OddTx- Clock Pin |
| 20 | RXOINC+ | OddTx+ Clock Pin |
| 21 | RXOIN2- | OddTx2- Data Pin |
| 22 | RXOIN2+ | OddTx2+ Data Pin |
| 23 | RXOIN1- | OddTx1- Data Pin |
| 24 | RXOIN1+ | OddTx1+ Data Pin |
| 25 | RXOIN0- | OddTx0- Data Pin |
| 26 | RXOIN0+ | OddTx0+ Data Pin |
| 27,28,29,30 | N.C. | Not connect |
| 31,32 | GND | Ground |
J3: USB Input Connector (24Pin USB Type C SMD)
| Pin | Function | Note |
| A1 | GND | Ground |
| A2 | TypeC_TX1+ | SuperSpeed differential#1 TX + |
| A3 | TypeC_TX1- | SuperSpeed differential#1 TX - |
| A4 | TypeC_VBUS | VBUS |
| A5 | TypeC_CC1_1 | Configuration channel |
| A6 | TypeC_D+ | USB 2.0 differential position + |
| A7 | TypeC_D- | USB 2.0 differential position - |
| A8 | TypeC_SBU1_1 | Sideband use (SBU) |
| A9 | TypeC_VBUS | VBUS |
| A10 | TypeC_RX2- | SuperSpeed differential#2 RX - |
| A11 | TypeC_RX2+ | SuperSpeed differential#2 RX + |
| A12 | GND | Ground |
| B1 | GND | Ground |
| B2 | TypeC_TX2+ | SuperSpeed differential#2 TX + |
| B3 | TypeC_TX2- | SuperSpeed differential#2 TX - |
| B4 | TypeC_VBUS | VBUS |
| B5 | TypeC_CC2_1 | Configuration channel |
| B6 | TypeC_D+ | USB 2.0 differential position + |
| B7 | TypeC_D- | USB 2.0 differential position - |
| B8 | TypeC_SBU2_1 | Sideband use (SBU) |
| B9 | TypeC_VBUS | VBUS |
| B10 | TypeC_RX1- | SuperSpeed differential#1 RX - |
| B11 | TypeC_RX1+ | SuperSpeed differential#1 RX + |
| B12 | GND | Ground |
CON3: UART Connector (2.0 mm 5Pin SMD)
| Pin | Description | Note |
| 1 | 5V | +5Vdc |
| 2 | Key2 | ADC Light Sensor option |
| 3 | Tx | UART TX |
| 4 | Rx | UART RX |
| 5 | GND | Ground |
CON6 : IR Connector (2.0 mm 3Pin SMD)
| Pin | Description | Note |
| 1 | 5V | +5Vdc |
| 2 | IR | Interrupt input |
| 3 | GND | Ground |
CON7: Key Board Connector (2.0 mm 10Pin SMD)
| Pin | Function | Note |
| 1 | SEL+(RIGHT) | Increase the value |
| 2 | SEL-(LEFT) | Decrease the value |
| 3 | AUTO | Menu Exit |
| 4 | MENU | Enter the main menu |
| 5 | POWER | Power ON/OFF |
| 6 | LED-G | Green LED (Power ON) |
| 7 | LED-R | Red LED (Power saving) |
| 8 | GND | Ground |
| 9 | N.C. | Not connect |
| 10 | N.C. | Not connect |
CON10: ISP/ADC Connector (1.25mm 6Pin SMD)
| Pin | Description | Note |
| 1 | 3.3V | +3.3Vdc |
| 2 | ADC_1 | Detect pin1 |
| 3 | ADC_2 | Detect pin2 |
| 4 | DDCSDA | ISP IIC Data |
| 5 | DDCSCL | ISP IIC Clock |
| 6 | GND | Ground |
CON11: Speaker Connector (2.0 mm 2Pin SMD)
| Pin | Description | Note |
| 1 | R- | Audio Right- |
| 2 | R+ | Audio Right+ |
CON13: Speaker Connector (2.0 mm 2Pin SMD)
| Pin | Description | Note |
| 1 | L- | Audio Left- |
| 2 | L+ | Audio Left+ |
CON14: Power input connector (2.0mm 4Pin SMD)
| Pin | Description | Note |
| 1 | +12V | Power supply of +12Vdc |
| 2 | GND | Ground |
CON15: Backlight Driver Connector (2.0mm8 Pin SMD)
| Pin | Function | Note |
| 1,2 | 12V Input | Power supply of +12Vdc |
| 4,6 | GND | Ground |
| 3 | Brightness control | PWM |
| 5 | ON/OFF Control | 5V ON;0V OFF |
| 7,8 | 5V Input/Output | +5Vdc |
Note : 2.0mm 5 pin connector(Pin1~5) is used for standard 12V input And stand alone backlight driver.
2.0mm 3 pin connector (Pin6~8) is used for 2-in-1 power supply with 5V input.
JA1~JA4: USB Output Connector (1.25 mm 5Pin SMD)
| Pin | Description | Note |
| 1 | 5V | HUB5V |
| 2 | DATA- | USB DATA- |
| 3 | DATA+ | USB DATA+ |
| 4 | GND | Ground |
| 5 | GND_EARTH | Ground |
JP1:Panel power 3.3V / 5V / 12V selector (2.0 mm 2*3Pin SMD)
| Pin | Description | Note |
| 1-2 | 3.3V | Power supply of +3.3Vdc |
| 3-4 | 5V | Power supply of +5dc |
| 5-6 | 12V | Power supply of +12Vdc |
Board Dimension
Board Dimension :130mm*95mm
Screw holes*4:3.5mm
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