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This Epson Service Manual describes basic functions, theory of electrical and mechanical operations, maintenance and repair procedures of the printer.

This manual consists of 6 chapters and Appendix.

CHAPTER 1. PRODUCT DESCRIPTIONS
Provides a general overview and specifications of the product.

CHAPTER 2. OPERATION PRINCIPLES
Describes the theory of electrical and mechanical operations of the product.

CHAPTER 3. TROUBLESHOOTING
Describes the step-by-step procedures for the troubleshooting.

CHAPTER 4. DISASSEMBLY / ASSEMBLY
Describes the step-by-step procedures for disassembling and assembling the product.

CHAPTER 5. ADJUSTMENT
Provides Epson-approved methods for adjustment.

CHAPTER 6. MAINTENANCE
Provides preventive maintenance procedures and the lists of Epson-approved lubricants and adhesives required for servicing the product.

APPENDIX Provides the following additional information for reference:
• Electrical circuit boards schematics

FORMAT: High resolution PDF document!

Zip archive: 2 149 kB

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We are in business since 2002 and do our best to give our customers perfect service!

oscar vargas	2006-07-10 13:40:55
Thank you for good work! (\'http://www.2manuals.com/popup_image.php?pID=127\')

benoit lenoble	2023-09-01 15:24:46
Merci pour votre service. $10 contre le prix d'une imprimante par an, heureusement qu'il existe des solutions comme la vĂ´tre pour l'environnement et nos portes-monnaies.

MIZIKE G.

2025-11-14 16:23:29

11-14-2025 - I JUST USED THE DOWNLOADED UTLITY PROGRAM AND BOUGHT THEIR $9.99 CODE FOR PURPOSE OF RESETTING THE INK WASTE COUNTER BULLSHIT ( EPSON ET-4550 SEVERAL YEARS OLD ) WHICH I NEVER HEARD OF UNTIL LAST WEEK WHEN THE PRINTER WOULDN'T DO ANYTHING BUT TELL ME TO CONTACT EPSON. LOL- NOPE - CHAT GTP GAVE ME THE INFO FROM HERE, USED IT AND WORKED - TOOK ABOUT 5 MINUTES - ( I HOWEVER - DIDNT ACTUALLY CLEAN OR EMPTY THE INK WASTE OR WHATEVER - IM HOPING FOR THE BEST, ASSUMING ITS OLD ENOUGH THAT IT HAS DRYED ON ITS OWN. - THIS PART ISNT RECCOMENDED TO MY UNDERSTANDING - BUT ILL FIND OUT I SUPPOSE) BUT LONG STORY SHORT - EAST TO USE DOWNLOADED UTILITY, AND RESET KEY FOR 10 BUCKS WORKED - ABOUT 5 MINUTES OR LESS PROCESS. REAL SHIT - MIZIKE

Debbie Pullinger	2011-05-04 12:38:37
OH my god !! After struggling to get the reset programme for my printer, I found 2manuals.com and had everything bought, recieved and printer reset in about 10 minutes. All for about £5.00. Thankyou so much !!

Sabrina Mandelli	2019-09-20 10:56:10
Thank you, thank you...counter resetted...woww...thank you so much!!!!!Sabrina