Epson TM
U220 User Manual

vi
DIP Switch Tables
US
Look at the numbers and letters in the area
indicated in the illustration. If the last
letters are “US”, use the “US” tables
below. If the last letters are “STD”, use the
“STD” tables.
CAUTION:
Be sure to replace the DIP switch cover
before using the printer.
Serial (DIP Switch 1)
SW Function On Off
1 Data receive error Ignored Prints “?”
2 Receive buffer capacity 40 bytes 4 KB
3 Handshaking XON/XOFF DTR/DSR
4 Word length 7 bits 8 bits
5 Parity check Yes No
6 Parity selection Even Odd
7 Transmission speed 4800 bps 9600 bps
8
BUSY condition Receive
buffer full
Receive
buffer full
or Offline
Serial (DIP Switch 2)
SW Function On Off
1 Print column 42/35 40/33
2 For internal use only
(autocutter)
Enabled Disabled
3
Pin 6 reset signal Used Not used
4
Pin 25 reset signal Used Not used
5 Undefined - -
6 For internal use only
(flash memory rewriting)
Enabled Disabled
7 Undefined - -
8 Serial interface selection Memory
switch
DIP switch
Parallel (DIP Switch 1)
SW Function On Off
1 Auto line feed Enabled Disabled
2 Receive buffer
capacity
40 bytes 4 KB
3~7 Undefined - -
8 BUSY condition Receive
buffer full
Receive
buffer full or
Offline
Parallel (DIP Switch 2)
SW Function On Off
1 Print column selection 42/35 40/33
2 For internal use only
(autocutter)
Enabled Disabled
3 Undefined - -
4 Pin 31 reset signal Used Not used
5 Undefined - -
6 For internal use only
(flash memory rewriting)
Enabled Disabled
7 Undefined - -
8 Undefined - -

Epson TM
U220 Specifications

General

Print speed	4.7 lps
Character size	1.6 x 3.1 mm
Print technology	Dot matrix
Paper dimensions	57.5±0.5/69.5±0.5/76±0.5 x 83.0
Dimensions (WxDxH)	160 x 286 x 157.5 mm
Certification	WEEE/RoHS
Mean time between failures (MTBF)	180000 h
Parallel connector	Yes
Standard interfaces	Parallel