IBM 3278 Series

6.2.5 High-Voltage Power Supply 6-3
6.2.6 Fuses 6-3
6.2.7 Card/Connector Removal and Replacement
Procedures 6-3
6.2.7.1
I nternal Connectors 6-4
6.2.7.2 I nternal Coax 6-4
6.2.7.3 Cards 6-4
6.2.8 Circuit Board Segments 6-5
6.3
CRT 6-5
6.4 Yoke and Shields 6-7
6.5 Operator Controls 6-8
6.5.1
CRT Frame Assembly 6-9
6.5.2 On/Off Switch 6-9
6.5.3
Intensity and Contrast Controls 6-9
6.5.4 Indicator Card Assembly 6-9
6.5.5 Switches 6-9
6.6 OPtional Features
6-10
6.6.1 Audible Alarm 6-10
6.6.2 Security Keylock 6-10
6.7 Keyboard Units 6-10
6.7.1 Keyboard from Display Station 6-11
6.7.2 Keyboard Top Cover 6-11
6.7.3 Keyboard Assembly from Base 6-11
6.7.4 Clicker Assembly 6-12
6.7.5 Keybutton 6-12
6.7.6 Key Module 6-12
6.7.6.1
6.7.6.2
6.7.7
6.7.8
6.8
Key Module Removal (Including Spacer
Module) 6-12
Key
Module Replacement 6-13
Spacebar 6-14
Logic Card Assembly 6-14
Selector Pen 6-15
Chapter 7. Magnetic Slot Reader Information 7-1
Appendix A. Glossary A-1
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