Table of Contents
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Theory of Operation
Display Monitor
The display monitor takes in the video signals and displays them on a
17.8 cm (7 in.) CRT screen. The display resolution is 480 640 pixels.
Front Panel (A12 Key Board)
The front panel block includes the buttons, keys, knobs, and so on, for
entering selections. User selections from the front panel are sent to the
processor. The buttons at the bottom and side of the display are also in
cluded in this block. Commands from the processor control the LED in the
buttons.
Floppy Disk Drive
The 3.5 inch floppy disk drive supports both 2DD and 2HD MS DOS for
mats.
Low Voltage Power Supply
This functional block is a switching type power supply that converts the line
voltage into the various voltages required for internal circuit operation.
Fan
The fan prevents heat build up inside the cabinet; it pulls air into the right
(floppy disk) side of the AWG2005 and exhausts it out the left side.
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AWG2005 Service Manual
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Troubleshooting
