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PAL.60419.BABICK.DEC.82.A.bas
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BASIC Source File
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2003-06-12
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6KB
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81 lines
5 HOME : VTAB 2
10 PRINT " FOR THOSE OF YOU WHO DO NOT MIND OPEN- ING YOUR DISK DRIVES, HERE IS A WAY TO CHECK AND ADJUST THE SPEED OF YOUR DRIVE"
20 PRINT " THIS METHOD WILL WORK FOR THE APPLE AND THE QUENTIN DRIVES AND PROBABLY FOR A VARIETY OF OTHER MAKES."
25 PRINT
30 PRINT "FIRST YOU WILL NEED A FEW TOOLS.A SMALL FLAT AND A PHILLIPS SCREWDRIVER."
32 PRINT : PRINT "ALSO NEEDED IS A TIMING LIGHT WHICH CON- SISTS OF A NEON BULB AND A ONE MEG-OHM RESISTOR."
35 PRINT
40 INPUT "WOULD YOU LIKE A SCHEMATIC OF THE CIRCUTFOR A TIMING LIGHT ? IF YES PRESS < Y >";Y$
45 IF Y$ = "Y" THEN GOSUB 1000
46 IF Y$ < >"Y" THEN 49
49 HOME
50 HTAB 3: PRINT "BEFORE WE DO ANY THING ELSE TURN THE POWER TO THE COMPUTER OFF."
55 PRINT
59 PRINT "IF YOU ARE USING AN APPLE DRIVE, REMOVE THE FOUR PHILLIPS SCREWS FROM THE BOTTOM WHICH IS SECURING THE TOP COVER."
60 PRINT : PRINT : PRINT
61 PRINT "NEXT YOU WILL FIND FOUR MORE PHILLIPS SCREWS. REMOVE THESE TO GAIN ACCESS TO THE BOTTOM OF THE DRIVE."
64 PRINT : PRINT : PRINT
65 INPUT "PRESS RETURN WHEN READY TO CONTINUE ";Y$
66 IF Y$ = "" THEN 69
69 HOME : VTAB 4
70 PRINT "TURN THE DRIVE UPSIDE DOWN AND YOU WILL NOTICE A LARGE FLYWHEEL WITH A DECAL STUCK ON IT WITH TWO RINGS OF NUMBERS,"
71 PRINT
72 PRINT "AND EVENLY SPACED LINES. WE WILL BE USING THE RING MARKED '60' ."
75 PRINT
80 PRINT "TURN THE POWER FOR THE COMPUTER ON AND NOTICE THAT THE FLYWHEEL IS NOW ROTATING PLUG IN YOUR TEST LIGHT AND BRING IT"
81 PRINT : PRINT "CLOSE ENOUGH TO THE FLYWHEEL SO THAT THE '60' LINES APPEAR TO BE MOVING SLOWLY."
85 PRINT : PRINT : PRINT
87 INPUT "PRESS RETURN TO CONTINUE ";Y$
89 IF Y$ = "" THEN HOME
90 PRINT "IF THE LINES APPEAR TO BE MOTIONLESS YOU ARE FINISHED AND MAY REASSEMBLE YOUR DRIVE AFTER YOU TURN THE POWER OFF !"
91 PRINT
100 PRINT " IF THE LINES APPEAR TO BE MOVING IN EITHER DIRECTION, ADJUST THE SMALL TRIM POTENTIOMETER LOCATED NEAR THE REAR OF"
101 PRINT : PRINT " THE DRIVE."
105 PRINT : PRINT
110 PRINT "YOU WILL ONLY HAVE TO TURN THIS POT A VERY SMALL DISTANCE TO MAKE THE LINES STOP MOVING ALTOGETHER."
114 PRINT : PRINT
115 INPUT "PRESS RETURN TO CONTINUE. ";Y$
117 IF Y$ = "" THEN HOME
120 PRINT "WHEN THIS IS DONE YOU MAY TURN THE POWER OFF AND REASSEMBLE YOUR DRIVE, YOU ARE FINISHED WITH THE CALIBRATION TEST."
125 PRINT
130 PRINT "THIS PROCEDURE ALSO WORKS THE SAME WAY FOR THE QUENTIN DRIVE, EXCEPT THERE ARE ONLY FOUR PHILLIPS SCREWS TO REMOVE TO"
134 PRINT : PRINT "GAIN ACCESS TO THE FLYWHEEL. THE POT FOR ADJUSTING THE SPEED ON THE QUENTIN IS R7"
135 PRINT : PRINT : PRINT : INPUT "PRESS RETURN TO CONTINUE. ";Y$
136 IF Y$ = "" THEN HOME :
140 PRINT "THIS METHOD OF CALIBRATING IS VERY QUICK AND EFFECTIVE BECAUSE THE LINE FREQUECY IS ALWAYS 60 CYCLES PER SECOND ."
145 PRINT : PRINT
150 PRINT "I HOPE I HAVE BEEN OF SOME HELP TO A FEW OF YOU BY KEEPING YOUR DRIVE SPEED AS CLOSE AS POSSIBLE TO THE CORRECT SPEED,"
152 PRINT : PRINT "WHICH KEEPS YOUR INFORMATION ACCURATLY ON YOUR DISK !"
154 PRINT : PRINT : PRINT : PRINT
155 INPUT "PRESS RETURN TO CONTINUE ";Y$
157 IF Y$ = "" THEN 159
158 IF Y$ < >"" THEN 155
159 HOME : VTAB 4
160 PRINT "IF ANYONE HAS ANY INFORMATION ON THE CALIBRATION OF THE READ / WRITE HEAD I WOULD APPRECIATE HEARING FROM YOU."
170 PRINT : PRINT
175 HTAB 10: FLASH : PRINT "HAPPY COMPUTING": NORMAL
192 HTAB 10: PRINT "STEVEN M. BABICK"
194 HTAB 10: PRINT "14240 EVANS AVE."
196 HTAB 10: PRINT "DOLTON ILL. 60419"
199 FOR X = 1 TO 10000: NEXT X
200 PRINT CHR$(4);"RUN PAL.MENU"
999 END
1000 HOME : TEXT : HGR
1010 HCOLOR= 1
1020 HPLOT 40,95 TO 50,105 TO 90,105 TO 95,100 TO 95,90 TO 90,85 TO 50,85 TO 40,95
1030 HPLOT 50,98 TO 90,98 TO 95,100 TO 240,100
1040 HPLOT 50,92 TO 90,92 TO 95,90 TO 140,90
1050 HPLOT 139,95 TO 139,85 TO 181,85 TO 181,95 TO 139,95
1055 HCOLOR= 1: HPLOT 180,90 TO 240,90
1060 HCOLOR= 3: HPLOT 240,89 TO 240,91 TO 242,91 TO 242,89
1070 HPLOT 240,99 TO 240,101 TO 242,101 TO 242,99
1075 HCOLOR= 3
1080 HPLOT 53,80 TO 53,70 TO 60,80 TO 60,70: HPLOT 73,80 TO 65,80 TO 65,70 TO 73,70: HPLOT 65,75 TO 71,75
1090 HPLOT 75,75 TO 80,75: HPLOT 85,70 TO 90,70 TO 90,75 TO 85,75 TO 85,80 TO 90,80
1100 HPLOT 135,70 TO 135,80: HPLOT 150,80 TO 150,70 TO 155,75 TO 160,70 TO 160,80: HPLOT 173,70 TO 165,70 TO 165,80 TO 173,80
1110 HPLOT 165,76 TO 171,75: HPLOT 190,70 TO 180,70 TO 180,80 TO 190,80 TO 190,76 TO 186,76
1120 HPLOT 230,70 TO 230,80: HPLOT 235,70 TO 235,80: HPLOT 240,70 TO 240,80 TO 245,80 TO 245,70 TO 240,70: HPLOT 250,70 TO 255,80 TO 260,70
1149 HTAB 4
1150 VTAB 21: PRINT "SCHEMATIC FOR DRIVE SPEED TESTER "
1160 INPUT "PRESS RETURN TO CONTINUE INSTRUCTIONS ";A$
1170 IF A$ = "" THEN TEXT : HOME : RETURN