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1581.diag.doc
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2007-02-04
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╞╔╠┼: 1581.DIAG ╞╥╧═: ═ICHAEL ╨├ 12/13/87 ╙#: 840120
╙╒┬╩┼├╘: 1581 ─RIVE ─IAGNOSIS *
╘┘╨┼: PRG
┬╠╧├╦╙: 5
┼╙╘. ─/╠ ╘╔═┼: 300: 01:08 1200: 00:19
┼╤╒╔╨═┼╬╘: 1581 ─ISK ─RIVE
╫RITTEN BY ╞RED ┬OWEN OF ├OMMODORE,
THIS PROGRAM WILL ALLOW YOU TO
DETERMINE TWO THINGS:
(1) ╔F YOUR 1581 CONTAINS A ╫─1770-00
CONTROLLER OR A ╫─1772-00 CONTROLLER.
(2) ╔F YOUR 1581 HAS A 47-OHM ╩1 JUMPER
RESISTOR (CLOSE) OR NO ╩1 JUMPER
RESISTOR (OPEN).
╘HIS PROGRAM WILL WORK ONLY ON A ├128
AS WRITTEN, BUT CHANGING ALL THE
─┼├("XXXX") REFERENCES TO ABSOLUTE
VALUES WILL ALLOW IT TO RUN ON A ├64.
╨LEASE NOTE THAT THE 1581 *╫┴╙*
DESIGNED TO USE EITHER THE ╫─1770-00 OR
THE ╫─1772-00 CONTROLLER CHIP. ╔F YOU
HAVE NOT HAD ANY PROBLEMS IN A
REASONABLE AMOUNT OF TIME, YOUR DRIVE
IS MORE THAN LIKELY FINE AND AS THEY
SAY, "IF IT AIN'T BROKE, DON'T FIX IT."
╞RED RECOMMENDS THAT ANYONE WHO
SUSPECTS A BAD ╫─1770-00 OR IS MISSING
THE ╩1 RESISTOR GO TO AN AUTHORIZED
├OMMODORE SERVICE CENTER TO HAVE THE
WORK COMPLETED FREE OF CHARGE. ┴LL
SERVICE CENTERS SHOULD HAVE RECEIVED A
BULLETIN ABOUT THESE PROBLEMS BY NOW
AND *╫╔╠╠* FIX ALL DRIVES SHOWING THEM
┼╓┼╬ ╔╞ ╘╚┼┘ ┴╥┼ ╧╒╘ ╧╞ ╫┴╥╥┴╬╘┼┼!!!
╧NE PROBLEM THIS PROGRAM CANNOT FIND IS
THE BAD PIN 10 SOLDER CONNECTION ON
DEVICE ╒10 THAT CAUSES INTERMITANT
'DEVICE NOT PRESENT' ERRORS. ╘HIS
PROBLEM IS ALSO COVERED BY THE ABOVE
POLICY.
╙EE THE ╬┼╫ ╨╥╧─╒├╘ ╔╬╞╧╥═┴╘╔╧╬ AREA
FOR FURTHER DETAILS.
╘HESE PROBLEMS WERE DIFFICULT FOR ╞RED
AND HIS ASSOCIATES TO TRACK DOWN. ═Y
FAITH HAS BEEN RESTORED BY THE ABOVE
REPAIR POLICY AND WE ALL OWE ╞RED A
NOTE OF THANKS FOR MAKING A ╙╒╨┼╥ ─╥╔╓┼
RELIABLE!!!
╥EGARDS,
═ICHAEL ╫EBER (═ICHAEL ╨├)
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