Wyse WY-60 Maintenance Manual page 5

5 ILLUSTRATED PARTS LIST
Introduction 5-1
Printed Circuit Board Layout and Component
Identification 5-2
Terminal Display Assembly Exploded View 5-3
Keyboard Assemblies Exploded Views 5-4
Terminal PCB Components List 5-6
Terminal Board Assembly Layout 5-13
WY-60 Full-Touch Keyboard PCB Components List 5-14
WY-60 Full-Touch Keyboard PCB Layout 5-14
316X-Style Keyboard PCB Components List 5-17
316X-Style Keyboard PCB Layout .. : 5-17
AT-Style Keyboard PCB Components List 5-17
AT-Style Keyboard PCB Layout 5-17
Diagnostic Tools 5-20
6
THEORY OF OPERATIONS
Terminal PCB Logic Components Functional Description 6-1
Monitor/Power Supply Components Functional Description 6-6
Keyboard 6-8
Additional Functional Descriptions 6-9
Raster Scan Terminology 6-13
7 SCHEMATICS AND PCB ASSEMBLY DRAWINGS
Keyboard PCB Schematic, WY-60 ASCII 7-3
Keyboard PCB Schematic, AT-Style 7-5
Keyboard PCB Schematic, 316X-Style 7-7
Terminal PCB Schematic, Logic 7-9
Terminal PCB Schematic, Monitor/Power Supply 7-13
Keyboard PCB Assembly Drawing, WY-60 ASCII 7-15
Keyboard PCB Assembly Drawing, AT-Style 7-17
Keyboard PCB Assembly Drawing, 316X-Style 7-19
Terminal PCB Assembly Drawing 7-21
APPENDIXES
A Specifications ··· A-1
B Connector Pin Assignments B-1
C Test Connectors : C-1
D Display Inspection with the Reticle D-1
INDEX 1-1
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