SECTION
NUMBER
VII
VIII
IX
TABLE OF CONTENTS (Cont'd)
VIDEO MONITOR .
Functional Specifications .
Service Adjustments .
ILLUSTRATED PARTS CATALOG
Illustrated Parts Catalog Parts
list
MINI·DISK DRIVE .
General Description .
Introduction .
Important Notice .
Physical Description .
Functional Description .
Interface Connections
.,
.
Physical Checkout .
Mounting the Disk Drive .
Resistor Termination .
Flat Ribbon Cable Assembly .
Theory of Operation .
Introduction .
Organization
of
the Disk Drive : .
Functional Block Diagram Description
'"
.
Index
Pulse
' .
Write Protect .
Track
(30
Switch : .
Spindle Drive .
Positioner Control .
Data Electronics .
Data
Recording .
Data
Reproduction .
Operation .
Interface Electronics Specifications .
Input Control Lines .
SE
LECT Lines
(DS1
* . DS4
*)
.
Drive
Motor
Enable (MOTORON) .
Direction and Step
(DIR*)
(STEP*) .
Compensated Write Data (CWD) .
Write Enable (WG*) .
Side
Select
(SDSE
L) .
Output
Status .
Index
Pulse
(IP*) .
TRACK
(30
(TRK0*)
.
Write Protect (WPRT*) .
Read
Data
(RD*)
.
Maintenance .
Physical Description of
the
PC
Boards .
Circuit Board Test Points .
Option Select .
Input Line Terminations .
Preventive Maintenance .
Clean
ing the
Head
. . . . . . . . . . . . . . . . . . . . .
Alignment
a~d
Adjustment .
Drive
Motor
Maintenance .
Carriage Movement Check .
Head
Radial Alignment/CE Alignment .
Track
(30
Alignment .
Index Sector Adjustment .
Head
Amplitude/Compliance Check .
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