Better BT-1 - 4 How to Use; 4.1 Printing Test; 4.2 Panel LED Indicators; 5 Connector Options

BT-1 user manual
Page 8 of 70
The installation method as below picture
：
4 How to use
4.1 Printing test
After power up, press K1 button, or connect J1 and disconnect on the controller board,
one test page will be printed.
Note: The name of short
-
circuit point is different fro
m each board.
4.2 Panel LED Indicators
There
are
two
LED
(red and green )
on board to indicate the status of the board.
indicator
as follows:
λ
λ
λ
λ
R
ed
always light
:
power
w
ork well
Green always blink : No paper is detected
Green always light : paper work is detected
Red no light : no power work.
5 Connector
Please refer to chart printing control board size and interface definition.
You can choose to use RS232, RS232 with TTL level or USB port before leaving factory.
RS232 with TTL level can get less cost.
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