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Access keyboards ATB 420/421 Multi-Function Keyboard Product Specification and Service Guide
Exploded view of ATB420/421 keyboard (top cover removed for clarity)
OCR HEAD
(SEALED)
OCR ENGINE
1.6mm STEEL PLATE
MATRIX PCB
KEYCAPS
___________________________________________________________________________
©
Rev 6
Access Keyboards 2001 & 2002 - All rights reserved
All manuals and user guides at all-guides.com
BACK REAR COVER
LED
THREADED INSERTS
CARD GUIDE
CARD GUIDE
MAG HEAD
STAINLESS STEEL
GUIDE PLATE
FLEXIBLE CABLE
MAIN CONTROL PCB
POINTER
WAND INPUT
Page 28 of 37
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