User's Manual

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3-7. Self Test
< Sample printout of Self Test> >
3-6. Control Panel
**Sleep Mode**
After 3 minutes without working, it changes to sleep mode automatically.
Input Uart or serial data of Bluetooth.
Notes
The first 200ms’s data between sleep mode and warming-up could be ignored.
You can check the printer setting state by doing self test when you set the printer first
time or encounter some problems.
- Control Circuit, Mechanisms, Print Quality, Rom version.
When you can not find the exact cause of problem through self test, investigate on
other hardware parts or software. This function is independent of other devices and
software.
● Self –Test Instructions
1.Turn the printer power off an close the printer paper cover.
2. While pressing the paper feed button, turn on the printer power.
3. The printout is producing
4. To add a printout of the Hex-Dump mode, press the paper feed button once more.
5. To add a printout of ASCII pattern, press the paper feed button once more.
(Without pressing the paper feed button, self test ends automatically)
6.After ASCII pattern printing, self test ends automatically.
Button Name function
Power
button
This button is used to turn the printer on and off.
When the printer is off, press this button for approximately 2 seconds
and it will turn on the power. When you press this button in a state
that the printer is on, the printer will turn off.
Paper
Feed
Button
Paper output can be done manually by pressing this button.
Additionally, self-testing and Hexadecimal Dumping can be processed..
1. Refer to “3-10” for self test information.
2. Refer to the service manual regarding Hexadecimal Dumping.
Battery
Status
Lamp
1. If the Batt, LED are Lit, the battery is fully charged.
2. If you can hear beeping sound and LED light is turned off, it means
that the battery is at the lowest level.
3. If the battery is not charged at all, the printer turns off
automatically.
Error
Lamp
If the red light is turned on, it means that the paper cover is open.