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Firmware update: Download/Install instructions for TV Models: DX‐15L150A11,

System requirements: a computer with an open USB port, USB 2.0 flash drive (stick), broadband

internet access and operating software of Windows XP, Windows Vista, Windows 7 or Mac OS 10.3 or

newer. This option is not recommended with dial‐up or DSL service with a bit rate lower than 256kbps. If

the instructions provided below do not help, call Dynex Customer Support at (800) 305‐2204 for

assistance.

First: Download the update file

1. Determine the Model number of your TV located on the back, bottom or side of TV (see photos

below)

2. Insert USB flash drive into the open USB port on your computer.

3. Verify that you are on the support tab of your product model number; then click on the

firmware link.

4. Download firmware; if a pop‐up window opens telling you to open, save or cancel, click Save

and save the file to your USB flash drive. Note: File needs to be saved on the root directory.

a. Note: File size is approximately 3 MB. Estimated download time is 1‐2 minutes (with a

1.5 Mbps broadband connection).

5. After saving the firmware to your USB flash drive; remove the USB flash drive from your

computer.

Second: Upgrading the TV Software with a USB Flash Drive (Stick)

1. Make sure you TV's AC cord is securely plugged into a wall outlet and the unit is turned off. This

can be verified by a red indicator light on the front of the TV.

2. Insert the USB flash drive containing the firmware that was downloaded into the TV's USB

service port located on the side of the TV. Note: This port maybe covered by a rubber flap, you

may need to flip open the rubber flap (See photo below).

DX‐19L150A11, DX‐22L150A11, DX‐40L150A11

Label

Back

Side or Bottom Label