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Theory of Operation
3- 4
TLA721 Benchtop & TLA7XM Expansion Mainframe Service Manual
disk drives. A second hard disk drive can be added to the controller with one of
the options in the TLA7UP upgrade kits.
The floppy disk drive is a standard 0.5-inch drive supporting 3.5-inch,
1.44 MB high-density, double sided floppy disks.
The CD-ROM drive is a standard 24X CD-ROM drive.
The mouse and keyboard ports are standard PS2 compliant ports. They interface
to the controller board through the Adapter board.
A dual USB port connects USB devices to the controller.
Mainframe
The benchtop and expansion mainframes are identical and contain the following
major modules:
H
Power supply
H
Backplane
H
Enhanced monitor board
H
Temperature sense board
Refer to Figure 3--2 while reading the following paragraphs on the mainframe.
Floppy Disk Drive
CD-ROM Drive
Mouse and Keyboard
Ports
USB Ports
Summary of Contents for TLA7XM
Page 5: ......
Page 13: ...Table of Contents viii TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 17: ...Service Safety Summary xii TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 21: ...Preface xvi TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 25: ...Introduction xx TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 43: ...Specifications 1 18 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
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Page 87: ...Adjustment Procedures 5 2 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 161: ...Repackaging Instructions 6 74 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 165: ...Electrical Parts List 8 2 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 169: ...Diagrams 9 4 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...
Page 189: ...Mechanical Parts List 10 20 TLA721 Benchtop TLA7XM Expansion Mainframe Service Manual ...