Pulley And Drive Band; Stepper Motor; Drive Band Replacement - IBM 6580 Product Support Manual
Displaywritter system
Hide thumbs
Also See for 6580:
- Product support manual (163 pages) ,
- Product support manual (263 pages)
Table of Contents
Advertisement
PULLEY AND DRIVE BAND REMOVAL
CAUTION
When a diskette drive is removed from its mounting, the
ground through the AC connector must be verified. Verify
the ground by checking for 0 ohms between the Diskette
Unit base and the diskette drive.
1.
Turn the system power off.
2.
Remove the head cable connector and cable guide.
Warning: The drive band is easily damaged (do not bend,
erease or scratch).
3.
Remove the three mounting screws and clamps that
attach the band to the pulley and carriage . •
4.
Remove the stepper pulley and pulley clamp . •
DRIVE BAND REPLACEMENT
1.
Attach the end of the band with the welded adapter to
the adjustable end of the carriage bracket..
Leave
the screw loose.
2.
Attach the band to the drive pulley with the screw and
clamp. Ensure that the band is parallel to the edge of
the pulley (leave the screw loosel . •
3.
Attach the other end of the band to the carriage
bracket. Ensure that the band is parallel to the carriage
bracket . •
4.
Perform stepper drive band adjustment.
DISKETTE UNIT - Removals/Replacements
43-
STEPPER MOTOR REMOVAL
1.
Turn the system power off.
2.
Remove the head cable connector and cable guide.
3.
Remove the stepper motor cable connector.
4.
Move the read/write head to track 40 and insert the
timing pin into the timing pin holes.
5.
Loosen the stepper pulley clamp . •
6.
While holding the pulley
•
and the timing pin,
remove the four screws that mount the stepper
motor..
7.
Remove the stepper motor.
Advertisement
Chapters
Table of Contents
