The Memory Test works a little like a stoplight. Two bars appear on the screen when the ROM is tested. If the bars turn green, the ROM is okay, and you may proceed. Red means stop; the ROM is out of order, and you must contact your ATARI retailer. MEMORY TEST ROM RAM I I I I I I I I I I I I I I I I 1111111111111111 I I I I I I I I I I I I I I I I ~ OR I:§!Ii1 TO EKIT During the RAM test, 48 kiloby te s (K) of RAM are tested. Each of the 48 small squares represents one K of RAM . If a square turns white, then green, the corresponding section is good. If a square turns red, the RAM section is not working . Note:
If you enter the test program from ATARI BASIC by typing BYE , you'll get 40 small squares during the Memory Test, not 48. ATARI BASIC takes up the other 8K of RAM . AUDIO·VISUAL TES T The Audio-Visual Test checks the four programmable sound voices and the color and graphics capabilities. A musical staff and treble clef appear on the screen above the number of the .voice being tested. Six notes are played and displayed on your screen. The six notes repeat once for each of the four voices. AUDIO-VISUAL TEST VOICE n 1. If a voice number appears but you don't hear music, that voice is not working properly. Make sure that the volume on your television is turned up .
If you are using a monitor, make sure the audio cable on the monitor is firmly attached. The colors displayed on the screen should be consistent during each test. 10