Epson TM-U220-i Technical Reference Guide

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Web Service Settings - Device Admin - Customer Display
You can use this to set communication with the customer display and check its operation.
Item Description
Customer Display Set whether to use the Customer Display.
Communica-
tions settings
Communications
speed (bps)
Set the communication speed.
Data bit Set the data bit length.
Parity Set the parity.
Brightness settings Set the brightness of the customer display.
You can set 20%, 40%, 60%, or 100%. The maximum bright-ness is
100%.
Test display Performs a test display to the customer display.
When SSL is enabled on this product, make sure that the
certificate issued by the signature source certification authority of
the SSL certificate imported to this product is registered in the
computer or device.
Apply Saves settings to TM-U220-i.
Communication speed and other items must be set for this product in order to control the cus-
tomer display as an RS232C-compliant serial communication device. Set these items to match
the communication conditions of the customer display connected to.
 There is no need to install a USB RS232 conversion driver.
 If you use the default settings unchanged, there will be no need to alter the communication
settings.

Epson TM-U220-i Specifications

General

Type	POS printer
Color	Yes
Print technology	Dot matrix
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Maximum roll diameter	83 mm
Standard interfaces	Ethernet, Parallel, RS-232, RS-485, USB, Wireless LAN
Serial interface type	RS-232, RS-485
Connectivity technology	Wired & Wireless
Electromagnetic compatibility	VCCI class A, FCC class A, CE marking, AS/NZS 3548 class B
Mean cycles between failures (MCBF)	18000000
Safety	UL, CSA, TÜV (EN60950)
Mean time between failures (MTBF)	180000 h
Product color	Gray

Weight and Dimensions

Depth	248 mm
Width	160 mm
Height	138.5 mm