Epson TM-U220 Series Service Manual

4-24 Disassembly and Assembly Rev. B
Confidential
Attaching the Carriage Sub Assembly
Attaching the HP Board Assembly
Carriage sub assembly
Carriage guide plate
Adjustment roller shaft holder
When assembling the carriage unit, be sure the carriage sub assembly is
attached to the carriage guide plate as shown.
When removing the adjustment roller shaft holder, rotate it as shown.
When attaching the HP board assembly, be sure the wires
are threaded through the hole and the board is attached to
the hooks as shown.
HP board assembly
Hook
Hole
RED
GRY
BLK
BLU
ORG
WHT
WHT
When replacing the HP board assembly, be sure the
wires are soldered to the board as shown below.
BRW
BRW

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