Commodore 1581 - Printing a Directory; Pattern Matching

1581 ALIGNMENT/REPAIR TEST
VERSION 1.5.1
CAT EYES SHOULD BE VISIBLE AND WITHIN 10% AMPLITUDE OF EACH OTHER
* The Peak-To-—Peak Level MUST be at least 200 MV
1. CAT EYES ARE NOT VISIBLE
* Press (+) - Step the Read/Write Head IN
* Press (-) - Step the Read/Write Head OUT
2. CAT EYES ARE NOT VISIBLE WITHIN TWO (2) STEPS either way
* Refer to Upper Head Alignment
3. CAT EYES ARE VISIBLE BUT NOT WITHIN 10% AMPLITUDE OF EACH OTHER
* Refer to Radial Alignment Procedures —- Page 1-19
4. CAT EYES ARE VISIBLE AND WITHIN 10% AMPLITUDE OF EACH OTHER
* Press (S) - Change To Side 1 (Upper)
* Refer to Upper Head Alignment
CAT EYES SHOULD BE VISIBLE AND WITHIN 10% AMPLITUDE OF EACH OTHER
* The Peak-To—Peak Level MUST be at least 200 MV
1. CAT EYES ARE NOT VISIBLE
* Press (+) - Step the Read/Write Head IN
* Press (-) - Step the Read/Write Head OUT
2. CAT EYES ARE NOT VISIBLE WITHIN TWO (2) STEPS EITHER WAY
BUT WERE VISIBLE ON THE LOWER HEAD ALIGNMENT CHECK
FAILURE - DEFECTIVE DRIVE ASSEMBLY (READ/WRITE HEAD)
DEFECTIVE CONTROL OR READ/WRITE LOGIC
3. CAT EYES ARE NOT VISIBLE WITHIN TWO (2) STEPS EITHER WAY
AND WERE NOT VISIBLE ON THE LOWER HEAD ALIGNMENT CHECK
FAILURE - DEFECTIVE ALIGNMENT DISKETTE
DEFECTIVE CONTROL OR READ/WRITE LOGIC
DEFECTIVE DRIVE MECHANISM (READ/WRITE HEAD)
4. CAT EYES ARE VISIBLE BUT NOT WITHIN 10% AMPLITUDE OF EACH OTHER
* Refer To Radial Alignment Procedures - Page 1-19
5. CAT EYES ARE VISIBLE AND WITHIN 10% AMPLITUDE OF EACH OTHER
* DRIVE ALIGNMENT IS OK !!! OK !!! OK !!! OK !!! OK !3!1
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