Seiko Epson Corporation Impact Receipt Printer TM-U220

Open the frame, platen rotation and tighten the shaft holder, adjustment roller firmly.

Hold up the frame, platen rotation and ensure the shaft holder, adjustment roller is tightened firmly on both sides.

Move the printing head unit to the left.

Insert the gauge from the left side.

Adjust the gap while rotating the shaft holder, adjustment.

Move the printing head unit to the right.

Disassembly of Cover and Roll Paper Assembly

Push and take out the Shaft, lever open (1001)

Remove the Cover, roll paper assembly (119)

Removal of Ribbon Cover and Top Case

Remove the Case, top (108) and Cover, ribbon (109) together

Ribbon Frame and Print Head Removal

Remove the ribbon frame spring (1022)

Remove 1 E-ring 4 (E03) and the ribbon frame assembly (519)

Remove the print head unit (503)

Lubricate the carriage sub assembly (1025) with O-13

Remove the right and left adjustment roller shaft holder (506)

Pull out the carriage shaft (1027)

Remove the head FFC (521) from the carriage sub assembly (1025)

Remove the screw (3x6) and remove the roll paper holder for hanging bracket

Change the roll-paper near-end detector position if TM-U220 is used without WH-10

Change the screw (3x10) to fix the roll-paper guide if necessary

Select the DIP switch interface model

Describe the DIP switch functions for the selected model