Template: 7inch-FHD-Monitor-Manual

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How to use

1. This LCD supports Windows 7/8/8.1/10 when working with PC via HDMI interface

1) Connect the Touch interface of LCD to the USB port of PC by USB cable. The touch function is enabled after that.
2) Connect the HDMI interface of LCD to the HDMI interface of PC by HDMI cable. LCD displays normally after seconds. The sound can output through the speaker by default, and also can output by connecting to 3.5mm earphones through HP audio output port.

Note:

1) If you connect multiple screens to your PC, please set this LCD as the main display for properly touching
2) If the USB port of PC cannot supply much voltage for the LCD, you can connect external 5V power supply to the Power interface of LCD.
3) We recommend you to set the icons bigger for better displaying.


2. When working with Raspberry Pi, this LCD supports Raspbian/Ubuntu mate/Kali/Retropie/Windows 10 IoT Core
When working with Raspberry Pi, you should set the resolution of the LCD by yourself, or else the LCD screen will not work. For more detail information, please read the following section.
Please download the latest version of the image on the Raspberry Pi official website. Write the image to a TF card and append the following lines to the config.txt file which is located in the root of your TF card:

1) Download the image and unzip it to get the .img file.
2) Connect the TF card to PC and format the card by formatting software
3) Write the image to the TF card by imager software
4) After writing, modify the config.txt file which is located in BOOT directory. Append the following lines to the file:
max_framebuffer_height=1920
max_usb_current=1
hdmi_group=2
hdmi_mode=87
hdmi_timings=1080 0 112 16 160 1920 0 4 10 10 0 0 0 60 0 140000000 3
5) Save and eject the card.
6)Connect the Touch interface of the LCD to the USB port of Raspberry Pi.
7) Connect the HDMI interface of the LCD to the HDMI port of Raspberry Pi and then power on the Raspberry Pi.

Setting orientation

Display orientation

For Pi4:

  • 1. Open Screen Configuration。

5.5inch-HDMI-AMOLED-Manual-11.jpg

  • 2. Rotate display as figure

5.5inch-HDMI-AMOLED-Manual-12.jpg

5.5inch-HDMI-AMOLED-Manual-13.jpg

5.5inch-HDMI-AMOLED-Manual-14.jpg

  • 3. The LCD will work normally after you rotate the touch as well.

For Pi 3/Pi 3+:

  • 1. Add the following line to config.txt file which is located in BOOT directory.
display_rotate=1 #1:90;2: 180; 3: 270
  • 2. Save and reboot Raspberry Pi
sudo reboot

Touch orientation

The Touch of the LCD cannot be changed along with the display, in this case, you should rotate the display manually after changing the display orientation. With this display, you can rotate the touch by pressing the button.(To avoid from unintended touching, we hide the Rotate Touch button in the case)

7inch-FHD-Monitor-Manual-20.jpg

Note: The touch orientation may be wrong with a new OS, you can fix it by pressing the Rotate Touch button.

GUI improving

For better display and touching, you can modify the theme setting. Set the icons and text bigger. Here we take Raspbian as examples.

  • Select Menu-》Preferences-》Appearance Settings-》Defaults-》For large screens:Set Defaults-》OK。

7inch-FHD-Monitor-Manual-03.jpg7inch-FHD-Monitor-Manual-04.jpg

  • Mosify the font size of System

7inch-FHD-Monitor-Manual-05.jpg

  • Right-click the taskbar and select-》Panel Settings -》Set the size of Geometry.

7inch-FHD-Monitor-Manual-01.jpg 7inch-FHD-Monitor-Manual-02.jpg

Keys

  • ON/OFF:Signle press to turn on/off display, Long-press to adjust the brightness.
  • Rotate Touch: Adjust the orientation of touch. To avoid unintended touching, the button is hidden in the case.

Others

Disable power saving.

If you want to keep the display turning on all the time, you can disable the power saving function.
Modify file lightdm.conf

sudo nano /etc/lightdm/lightdm.conf

Find the [SeatDefaults] option and uncomment the line"xserver-command", modify it as below:

#xserver-command=X

修改为

xserver-command=X -s 0 -dpms
  • -s # –Disable the display protecting.
  • dpms Disable power saving.

Reboot

sudo reboot

Turn on/off HDMI output

You can use the following commands to disable/enable the displaying.

vcgencmd display_power 0
vcgencmd display_power 1