Epson TM-U220 Series Service Manual

Rev. B Adjustment and Setting 5-11
TM-U220 Type A Service Manual
Confidential
Note:
MSW 8-5:
When Off is selected, the status bit for "roll paper end sensor" is transmitted from the printer every time
the roll paper cover is opened or closed. When On is selected, the status bit for "roll paper cover open /
close" is changed and is transmitted from the printer every time the roll paper cover is opened or closed.
MSW 8-8:
When Off is selected, the status bit for "automatically recoverable error" is changed and transmitted from
the printer every time the roll paper cover is opened. When On is selected, the status bit for "mechanical
error" is changed and transmitted from the printer every time the roll paper cover is opened.
MSW 8-5 and 8-8 can be set using the memory switch setup mode. See page 5-12.
Note:
These values can be set using the memory switch setup mode. (See page 5-12.)
Also, when adjusting the roll paper width, see page 5-3.
Note:
There are 2 methods for changing serial communication conditions: hardware DIP switches and software
memory switches, set using the service utility. DIP SW2 selects which settings are effective: DIP switches
or memory switches.
Also, these memory settings can be set using the memory switch setup mode described below.
Customized Value
Function Selectable values
Roll paper width 57.5 mm 69.5 mm
76 mm (default value) —
Serial Communications
Function Selectable values
baud rate 1200 bps 2400 bps
4800 bps 9600 bps
19200 bps —
Parity None Odd
Even —
Handshake DSR/DTR XON/XOFF
Data length 7 bit 8 bit

Epson TM-U220 Series Specifications

General

Print Method	9-pin, serial impact dot matrix
Autocutter	Partial cut
Weight	Approx. 2.5 kg
Paper Thickness	0.06 to 0.085 mm
Operating Temperature	5 to 45 °C
Interface	RS-232, Bi-directional parallel, USB, Ethernet
Number of Columns	42 columns
Data Buffer	4 KB
Character Set	95 Alphanumeric, 128 x 12 Graphic
Power Supply	AC adapter
Operating Humidity	10% to 80% RH (non-condensing)
Print Speed	4.7 lines per second (at 40 columns, 16 dpi)
Paper Width	76 mm / 69.5 mm / 57.5 mm ± 0.5 mm
Copy Capability	Original + 2 copies