Epson TM-U220-i Technical Reference Guide

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Memory Switch Setup Mode
You can configure the memory switches (customized values) of the printer.
❏ Basic Serial communication condition (Serial communication) *
❏ Receive buffer full release condition (Msw 8-7)
❏ Roll paper width (Customize value)
❏ Cover open status (Msw 8-5)
*: This function is disabled on
this product.
Entering Memory Switch Setting Mode
Follow the steps below to run this mode.
1
Make sure that roll paper is loaded and the printer is turned off.
2
Open the roll paper cover.
3
Press the FEED button while turning the power on.
4
When the ERROR LED comes on, goes out, and then comes on again,
release the FEED button.
5
Press the FEED button 2 times, and then close the roll paper cover.
The setting items and operation method guidance are printed. Perform the operations
indicated in the guidance information.
When the settings are complete, they are saved. The printer is initialized, and then returns to normal
printing status.

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