Commodore Amiga - Page 12

AMIGA 1000 ASSEMBLY LEVEL REPAIR
1.8.1 Select the CLOCK ICON.
Position the pointer on the clock and double-click the left mouse button. The clock window
will be displayed.
Check for CORRECT TIME and that the display is NOT DISTORTED.
• If INCORRECT, refer to 1.9 PCB CHECK.
1.8.2 Drag the CLOCK WINDOW to the lower right corner of the screen.
Position the pointer on the DRAG BAR, depress the left mouse button, move the clock win
dow and release the mouse button.
Now the WORKBENCH ICONS are accessible and the CLOCK WINDOW remains visible.
1.8.3 Select the DEMOS DRAWER.
Position the mouse on the DEMOS DRAWER and double-click the left mouse button.
The DEMOS WINDOW will appear.
1.8.4 Select DOTS, then BOXES and then LINES.
Position the pointer on each ICON and double-click the left mouse button to load each
DEMO.
The DEMO WINDOWS will appear overlapping each other. Verify that each DEMO is loaded
and running.
NOTE: That as each demo is selected, the amount of FREE
MEMORY is REDUCED.
• If ALL DEMOS and the CLOCK are running properly, continue to 1.8.5.
• If the CLOCK is DISTORTED or the DEMOS will NOT RUN, refer to 1.9 PCB CHECK.
1.8.5 CLOSE the DEMOS and the DEMO WINDOW.
Position the pointer on the CLOSE GADGET H (in the upper left corner) of each open
DEMO and click the left mouse button once.
NOTE: As each window is closed, additional FREE MEMORY
blocks should be added to the TITLE BAR.
Verify that the CLOCK is still running correctly.
• If NO PROBLEM is encountered, CONTINUE to 1.8.6.
• If the CLOCK is DISTORTED or a problem is encountered, refer to 1.9 PCB CHECK.
1.8 SYSTEM PCB TEST
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