CITIZEN CMP-20I/30II/40 Utility Manual
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2-4. Emulation settings
“Get Emulation” shows current emulation.
Press “Set CPCL” or “Set ESC/POS” to change the emulation. It turned the printer off automatically.
2-5. Power Save/Power Off Mode
You can set the power save mode like “No Power Save”, “Power Save Mode” & “Power Off Mode”
and you can set the waiting time to Power Save Mode.
Do not use Power Save Mode
After the fixed time passes without working, the printer power
becomes off automatically.
After the fixed time passes without working, the printer goes into
Power Save Mode automatically. To go back to normal mode,
printer needs to receive few bytes dummy data. We recommend
using NULL for dummy data.