Operation Manual

KEY LOCK

3. Select [Update Mode], and click [Import File] to choose the

“DE1128***.upd”, then connect DE1128 and computer with

provided USB cable. Click [Download].

4. The [Device 0,0%] advancing till 100%, and the process

bar turn to green.

5. Disconnect the unit and computer, the unit will turn on

automatically.

Note: 1. If the upgrade fails, cancel the selection of [Update

Mode], and follow the same steps again. But please

remove your files in the unit before this operation.

2. If the computer is not incompatible with the unit,

please try another computer.

KEY LOCK

To activate the locking function, push the < > button

(on the left side of the unit) according to the direction

shown on the unit, and the key lock symbol appears on

the display; push it to the opposite direction to

deactivate.

Note: If the unit has no response to any operation,

please first check if there is the [ ] symbol

shown on the display, please deactivate it before

any operation.