Control Data Corporation CDC CC63X Hardware Maintenance Manual page 13

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Procedure 17 - Removing and Replacing AC Line
Filter . . . . . . . . . . . . . . . . . .
6B-35
Procedure 18 - Removing and Replacing Circuit
Breaker . . . . . . . . . . . . . . . . . . 6B- 36
Procedure 19 - Removing and Replacing the Touchpanel
Assembly . . . . . . . . . . . . . . . . . 6B-36
·Procedure 20 - Removing and Replacing Keyboard
Switch Module . . . . . . . . . . . . . . . . . 6B-37
Procedure 21 - Removing and Replacing Line
Voltage Switch . . . . . . . . . . 6B-39
Procedure 22 - Check and Adjustment of the Tilt
Tens ion . . . . . . . . . ... . . . . .
Procedure 23 - Removing and Replacing Internal
1200/1200 B/S Modem . . . . . . . . . . . .
Procedure 24 - Internal Modem Function Check .
7. SPARE PARTS
Spare Parts Kit, 721 Display Terminal . . . . . .
721 Display Terminal . . . . . . . . . . . . . . .
Genealogy Chart 721 Display Terminal . . . . .
APPENDICES
A. KEYSTATION CODE ASSIGNMENTS
B. RASTER DRIFT
FIGURES
1. GENERAL DESCRIPTION
1-1
1-2
Basic Terminal Configuration . .
Expanded Terminal Configuration
2. OPERATION
2-1
Location of Controls and Indicators
4. THEORY OF OPERATION
4-1
4-2
4-3
Display Terminal Block Diagram .
Major Assemblies . . . . . .
Display Terminal Interfaces
5. DIAGRAMS
6B-40
6B-40
6B-45
7-2
7-3
7-6
A-I
B-1
1-3
1-4
2-4
4-2
4-4
4-6
5-1
Interconnection Diagram (4 sheets) . . . . . . . . 5-1
62940034 F
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