Epson TM-U220 Series Service Manual

Rev. B Disassembly and Assembly 4-29
TM-U220 Type A Service Manual
Confidential
Lubricate the contact points between the carriage shaft and carriage sub assembly (2 points) with O-13.
Carriage shaft
Lubricate 1 point on the carriage sub assembly with G-36.
Lubricate one point on the carriage guide plate with G-36.
Carriage guide plate
Carriage sub assembly
Lubricate the point of contact between the rotation shaft and base frame with G-36.
Lubricate the switching points on the carriage guide plate sub assembly (ribbon switch lever) with G-36.
Carriage guide plate sub
assembly
Rotation shaft
Base frame
Carriage sub assembly

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