Shenzhen Hongguang Display Co.,Ltd CUSTOMER : CUSTOMER MODULE : HL MODEL  Preliminary Specification ■Final Specification Customer Confirmation column： Approved by : Please return one of the copies of the specification with your signature to us within two weeks after you receive this document.If it is not returned,we will assume that you agree to the entire contents of this specification document. Hongguang Display

Shenzhen Hongguang Display Co.,Ltd REVISION HISTORY Rev Hongguang Display Revision Items Final spec Editor Tianyao. Zhang

Shenzhen Hongguang Display Co.,Ltd CONTENTS 1. Hongguang Display

Shenzhen Hongguang Display Co.,Ltd 1. 1.1 General Description This is a 18.5 inch a-Si TFT-LCD module with Normal- Black technology. It is composed of a TFT-LCD panel, a driver circuit, PCB, and a LED backlight unit. 1.2 Features • Ultra-wide viewing angle • High resolution • Interface: eDP • Compliant with the European RoHS Directive (2011/65/EU) and Delegated Directive (2015/863/EU, Amending Annex II of 2011/65/EU) Hongguang Display

Shenzhen Hongguang Display Co.,Ltd 2. General Specifications Feature Display Spec Mechanical Characteristics Optical Characteristics Electrical Characteristics Touch Spec Size Resolution Pixel Pitch TFT Active Area Technology Type Pixel Configuration Display Mode Surface Treatment Viewing Direction Gray Scale Inversion Direction 18.5 inches 1920(RGB)x1080 0.213x0.213 408.96 x 230.04 a-Si R.G.B Vertical Stripe SFT, Normally Black Anti-Glare - LCM (W x H x D) Weight Luminance Contrast Ratio NTSC Viewing Angle Interface Color Depth Power Consumption Type Lamination Type Interface Table 2.1 General...

Shenzhen Hongguang Display Co.,Ltd 3. Input / Output Terminals 3.1 CN1 Pin assignment (LCD Interface) Connector Information LCD Module connector Matching connector 20454-240T (IPEX, HOUSING) or equivalent Table 3.1.1 Connector information High Speed Ground Complement Signal Link Lane 1 True Signal Link Lane 1 High Speed Ground Complement Signal Link Lane 0 True Signal Link Lane 0 Hongguang Display Keep this pin open High Speed Ground True Signal Auxiliary Channel Complement Signal Auxiliary Channel High Speed Ground Power supply for LCD panel signal processing board Keep this pin Open. Ground...

Shenzhen Hongguang Display Co.,Ltd 32 Backlight ON/OFF control High or Open: ON Low: OFF PWM signal input for dimming (Luminance control) Keep this pin Open. Power supply for LED driver Keep this pin Open. Table 3.1.2 Pin Assignment for LCD Interface Note1: I/O definition: I---Input, O---Output, P---Power/Ground, N---No connection Note2: All of the GND pins should be connected to the system ground. Note3: This LCD module supports SYNC & SYNC-DE & DE mode, the pin setting is different from each other. Please refer to the descriptions. Hongguang Display

Shenzhen Hongguang Display Co.,Ltd 4. Absolute Maximum Ratings GND=0V Parameter Display signals Function signal for LED driver LCD panel signal processing board LED driver Power supply voltage Input voltage for signals Storage temperature Front surface Rear surface Operating temperature Table 4.1 Absolute Maximum Ratings Table 4.2 Absolute Maximum Ratings chart Measured at LCD panel surface (including self-heat) Measured at LCD module's rear shield surface (including self-heat) No condensation Water amount at Ta= 70°C and RH=

Shenzhen Hongguang Display Co.,Ltd 5. Electrical Characteristics 5.1 DC Characteristics for Panel Driving Item Power supply voltage Power supply current Permissible ripple voltage Power Consumption at VCC= 5.0V for VCC Black pattern Table 5.1.1 Operating Voltages Note1: Indicated the subsequent version may be updated. 5.2 DC Characteristics for Backlight Driving Item Forward Current Voltage Forward Current Permissible ripple voltage Backlight Power WBL Consumption High Input voltage for PWM signal Low High Input voltage for BRTC signal Low High Input current for PWM signal Low High Input current...

Shenzhen Hongguang Display Co.,Ltd 5.3 Recommended Power ON/OFF Sequence 5.3.1 LCD panel signal processing board T2  50ms VCC Note 1 0V AUX 0V Main link Note 2 0V LCD Link Trinning T5  50ms Video from source black 200ms  T6 Note1: T1< T2. Note2: The low level of these signals and analog powers are GND level. Note3: All of the power and signals should be kept at GND level before power on. If there are residual voltages on them, the LCD might not work properly. Note4: The power on/off sequence is the first version. It will be updated when the design is fixed. Note5: BL is the voltage applied...

Shenzhen Hongguang Display Co.,Ltd 5.4 LCD Module Block Diagram 5.4.1 Block Diagram Host AUX_CH_P AUX_CH_N Power supply for gradation DC/DC converter Controller with receiver for eDP EEPROM for EDID and Timing-Controller LCD panel signal processing board Figure 5.5.1 LCD Module Block Diagram Note1: Relation between H_GND (High Speed Ground), GND (Signal ground), GNDB (LED driver ground) and FG (Frame ground) in the LCD module are as follows. H_GND- GND H_GND- GNDB H_GND- FG GND- GNDB GND- FG GNDB- FG Connected Connected Connected Connected Connected Connected Note2: H_GND, GND, GNDB and FG must...

Shenzhen Hongguang Display Co.,Ltd 5.4.2 eDP SIGNAL TIMING SPECIFICATIONS 5.4. Display port main link signal Jitter tracking bandwidth Link clock down spreading Unit interval Cycle-toCycle jitter time Differential peak-to-peak input voltage Rx input DC common mode voltage 5.4.2 Display port HPD signal Description Hot plug detect 5.4.3 Display port AUX signal Description AUX differential peak-to-peak voltage When driving AUX differential peak-to-peak voltage When receiving AUX common-mode voltage When transmitting AUX common-mode voltage When receiving AUX differential termination resistance Hongguang...

Shenzhen Hongguang Display Co.,Ltd 6. Interface Timing Characteristics 6.1 Data Input Timing Parameter Setting Parameter CLK Frequency Duty ratio Rise time, Fall time Horizontal Display period Display period Table 6.2.1 Data Input Timing Parameters 6.2 SYNC Mode Timing Diagram Figure 6.3.1 Data Input Timing Diagram Under SYNC Mode Hongguang Display