Confidential
Revision Date of Issue Description
D May 16, 2008 [All chapters]
The model name; Stylus T20/T20E/T23/T26/S20/T10/T11/Me 30 are added.
[Chapter 1]
• “1.1 Features (p10)”  is updated.
• “1.2.1 Paper Support (p12)”  is updated.
• “1.2.3 Ink Cartridge (p14)”  is updated.
• “1.3.1 USB Interface (p16)”  is updated.
[Chapter 2]
• 2.3 Electrical Circuit Operating Principles is deleted.
[Chapter 4]
• “4.1.6 Procedural Differences between the Models (p35)” is updated.
• “4.2 Disassembly Procedures (p37)” is updated.
• “4.5.5 CR Unit/Timing Belt (p48)”  
Reassembly procedure of the Installing Head FFC is added.
[Chapter 7]
• Exploded Diagram / Parts List is changed to reference to SPI.
• Circuit Diagrams is deleted.
E May 7, 2009 [All chapters]
The model name; Epson Stylus T21/T24/T27/S21 are added.
[Chapter 1]
• “1.1 Features (p10)”  is updated.
• “ Print speed & printable width (p11)”  is updated.
• “1.2.1 Paper Support (p12)”  is updated.
• “1.2.2 Printable Area Size and Margins (p13)”  is updated.
• “1.2.3 Ink Cartridge (p14)”  is updated.
• “1.2.4 Black Ink Save Mode (p15)”  is updated.
• “1.3.1 USB Interface (p16)”  is updated.
• “1.4.1 Electrical Specifications (p17)”  is updated.
• “1.4.2 Acoustic Noise (p17)”  is updated.
• “1.4.3 Safety Approvals (p17)”  is updated.
• “1.4.5 Environmental Performance (p18)”  is revised.
• “1.4.6 Durability (p18)”  is revised.
[Chapter 2]
• “2.3 Power-On Sequence (p26)”  is added.