Epson U220B - TM Two-color Dot-matrix Printer Technical Reference Guide

3-24 Setup Rev. D
Selecting individual settings
❏ Basic serial interface setting
To select transmission conditions, first choose “Serial interface settings”; then select “Data
length, handshake, or parity.”
Press the FEED button the number of times required to select the desired “Serial interface
settings” used for transmission conditions.
bps: Indicates the number of transmitted bits per second (bps).
❏ Data length, handshake, or parity
Press the FEED button the number of times required to select the desired “Data length,
handshake, or parity” setting used for transmission conditions.
Press FEED button Setting selected
0 ~ 3 times: No change
4 times: 19200 bps
5 times: 9600 bps
6 times: 4800 bps
7 times: 2400 bps
8 times: 1200 bps
9 or more times: No change
Press FEED button Setting selected
Data Length Handshake Parity
0 times: No change
1 time: 8 bits DTR/DSR control No parity
2 times: Even
3 times: Odd
4 times: XON/XOFF control No parity
5 times: Even
6 times: Odd
7 times: 7 bits DTR/DSR control No parity
8 times: Even
9 times: Odd
10 times: XON/XOFF control No parity
11 times: Even
12 times: Odd
13 or more times: No change

Epson U220B - TM Two-color Dot-matrix Printer Specifications

General

Print Method	9-pin, serial impact dot matrix
MTBF	180, 000 hours
Weight	Approx. 2.5 kg
Data Buffer	4 KB or 40 bytes
Paper Handling	Friction feed
Character Set	95 Alphanumeric, 128 x 12 Graphic
Paper Dimensions	58, 70, 76 mm
Interface	USB, Serial (RS-232C), Parallel (IEEE-1284)
Reliability	18 million lines
Dimensions	160 (W) x 248 (D) x 139 (H) mm
Inked Ribbon	ERC-38
Color Support	Two-color printing (Black and Red)
Print Speed	4.7 LPS (lines per second) at 40 columns, 6.0 LPS at 30 columns
Character Size	1.2 × 3.1 mm (W × H) / 1.6 × 3.1 mm (W × H)