How to trouble shoot EPD MCU series products

Document NO.

2023101602
Category

General Setup
Update Date

2023-10-17
Rev.

A1

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Model Name

EBC-05B1 EBC-13V1

Purpose

Introduce how to trouble shoot your EPD MCU series products

Instruction:

This document is for MCU based EPD products (e.g. EBC-05B1, EBC-13V1) with soft type film cover surface.

Phenomenon and suggestion:

a. Cannot be turned on or does not work:

Check the battery level and power supply, try to reset the unit to see if it can resume the unit to normal operation.

b. Power supply is normal, the screen is acting but cannot connect to server:

Check if the device connection setting is correct.
EBC-13V1 is configured by BLE through mobile device and connect to server through 2.4G WiFi network.
EBC-05B1 is bridged to 2.4G WiFi network through a Bluetooth gateway.

c. The screen appears fixed line or residual image:

Clear screen or re-upload the picture to check whether the phenomenon disappears, if you cannot eliminate the abnormalities, then it may be a panel failure, according to the RMA process to report and return for repair.

d. Irregular lines present on the screen: incorrect color or lines that not a part of the picture, loose lines or grids:

Panel rupture, as the e-paper material accounts for most of the product cost, you can provide photos and ask for a quote through RMA department to assess whether it is worth paying the transportation fee and repair costs to repair the unit.

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