TANDON
OEM
OPERATING
AND
SERVICE
MANUAL
MODEL
NUMBERS
5.25"
SEPTEMBER
TM602S, TM603S,AND TM603SE
RIGID
DISK DRIVES
20,
PRELIM'
1982
RY
TANDON
20320
CHATSWORTH,
TEL.
TWX
TELEX
CORPORATION
PRAIRIE
NO.:
NO.:
NO.:
STREET
CA
91311
(
213)
910-494-1721
194794
993-6644
TANDON
AM
SUEDPARK
D-6092
TEL.
TELEX
pIN
NO.:
187275-004
INTERNATIONAL
7A
KELSTERBACB,
06
11/49
NO.:
411547
Rev..C
GMBH
WEST
6107
GERMANY
2091
CONTENTS
Page
Number
SECTION
1.1
1.2
1.3
1.4
1.5
SECTION
2.1
2.2
2.3
2.4
2.5
SECTION
3.1
3.2
3.2.1
3.2.2
3.2.3
3.2.4
3.2.5
3.2..6
3.3
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.3.6
3.4
3.4.1
3.4.2
I--GENERAL
Scope
Introduction
Disk
Disk
Pqysical
Drive
Drive
Dimensions
II--INSPECTION,
Introduction
Unpacking
Mounting
Power
Standard
and
Characteristics
Cabling
Interface
III--THEORY
Introduction
Input
Reduced
Write
Head
Step
Di
Drive
Output
Drive
Seek
Track
Fault
Line
Control
Gate
Select
Interface
rection
Select
Control
Selected
Complete
00eJ
Ready
Write
In
••••••••••••••••••••••••••••••
Index
Data
MFM
MFM
Transfer
Write
Read
Data
Data
INFORMATION
....•.•...............•.•.•
Performance
Model
Specifications
Characteristics.
••..•...•.••.•.•..••
INSTALLATION,
••••••••••.••..•.••.•.•..••
Inspection
•••••••••••.•.•
•••••••••••••.•
•••••••••••.••.•••••••••••
••••••••••.•.••••••••
OF
OPERATION
.•..•.•••.••.•••••.••••.•••
Lines
Current
••.•••••..••••••••••
.•••.•••..••••.••.
••••••.•••••••.•••••••••.••••
••••••••••.•••.•••••••••••••
•••••••••••••••••••••••••
•••••••••••••••••.•••••••••
••••••••••••.•••.••••••••••
Lines
••••.•••••••••••••••
•••••••••••••••••••••••••
••••••••••••••••••••••••••
0
••••••••••••
•••••••••••••••••••••••••.•••
Lines
••••••••••••••.•••••
•••••••••.••••••.••••.•••
••••••••••••••••••••••••••
AND
.•••.•••
INTERFACES
,.
••••
1-1
1-1
1-1
1-1
1-4
2-1
2-1
2-3
2-3
2-3
3-1
3-2
3-2
3-2
3-3
3-3
3-4
3-4
3-5
3-5
3-5
3-5
3-6
3-6
3-6
3-6
3-6
3-7
LIST
OF
ILLUSTRATIONS
FIGURES
Figure
Number
1
2
3
4
5
6
7
8
9
Table
Number
1
2
3
4
Title
Typical
Voltage
Disk
Drive
Locations
J 3
Connector
Jl
Connector
J2
Connector
Control
Circuit
Step
Data
Mode
Line
Title
Disk
Disk
Drive
Drive
Standard
Head
Select
starting
Physical
of
Interface
........•.............•...••
Dimensions
Dimensions
Signal
Driver/Receiver
Combination
Timing
Driver/Receiver
Performance
Model
Interface
.•............•.••..•
Current
at
Dimensions
Connectors
••............•.•
.•........••...•.•..•
Diagram
•..•••...•.••..•
TABLES
Characteristics
Specifications
...••........••...•..•
Nominal
Circuit
....•••
....•...•
"
.....
••
".
Page
Number
1-3
1-5
2-2
2-
3
2-4
2-4
3-1
3-4
3-7
Page
Number
1-2
1-4
2-7
3-3
Appendix
Number
A
B
Title
C~stomer
Schematics
APPENDIX
Information
""."
•.."..
Bulletins
"......................
ii
•.......••
Page
Number
A-I
B-1
SECTION
I--GENERAL
INFORMATION
1.1
This
and
rigid
requirements
Model
1.2
The
low-dost,
noncontact
three-platter
technology
This
within
configuration,
mechanism,
positioning
Interface
standard
compatible
defined
the
manual
operation
disk
Numbers
TM600
drive
as
function
SCOPE
contains
of
drives.
and
TM602S,
INTRODUCTION
family
random
recording
models,
and
the
flexibility
interface
using
130
consists
drive
read/write
a
read/write
device,
with
are
larger
the
common.
information
Tandon
descriptions
access
millimeter
of
and
same
Corporation's
This
TM603S,
of
techniques.
which
storage
in
an
is
on
capacity
pin
manual
5.25"
memories
rigid
a
fixed
and
control
head,
air
provided
the
filtration
drive.
assignment
useful
of
and
use
media
a
disk
TM600
also
signals.
TM603SE,
rigid
that
There
standard
media.
(nonoperator
electronics,
precision
by
The
drives.
where
in
the
contains
disk
use
are
that
system.
using
"s"
installation
family
TM600
as
moving
both
Compatible
the
refers
appropriate.
drives
Winchester
is
contained
removable)
the
split
an
version
signal
of
5.25"
interface
head,
two-
drive
band
industry
to
are
and
is
is
and
1.3
The
of
1.4
Table
and
information
the
Tandon
2
the
DISK
DISK
contains
number
DRIVE
TM600
DRIVE
PERFORMANCE
contained
family
MODEL
a
of
platters
CHARACTERISTICS
in
Table
of
disk
SPECIFICATIONS
list
each
1-1
of
drives.
the
one
1
pertains
drive
has.
models
to
all
Imodels
available
Table
1
Model
Disks/Platters
Heads/Recording
Surfaces
TPI
II
Cit
•
II••II
••••
Cylinders
RPfv1
•••••.••
Recording
Capacity,
Unformatted:
Per
Drive
Per
Surface
Per
Track
Trans
fer
Rate
Recording
Density
(BPI)
Tracks
7\ccess
Time
Track-to-Track
Average
Head
Average
Settling
Latency
Disk
Drive
TM602S TM603S
2
4
Cit
153
Cit
•••••••
II
....
II
6.38
1.59
..•..•..•..•...••..
...•••.••..•.•••.•.••••...
7690
612
••••••••••
153
ramped
Time
••.....•..•.......
..........•.•...•••
Cit
•••
e.
MBytes
MBytes
0
ms,
seek
•••••
Performance
II
It
•••
0 • 0
....,•
Cit
10
.40
milliseconds
3
99
ms
8.34
Characteristics
3
6
41)
••
254
153
,,3600
9.57
1.59
RPM + 1
MBytes
MBytes
KBytes
5 Mbi
7690
918
153
ms,
ramped
15
milliseconds
milliseconds
TPI
II
•••
0..II.,••
percent
...•.....••....•.......••.
ts
per
\
I
second
.....•.••.•..•..••.•.••
99
ms
seek
..........••..•.•
......••.........
TM603SE
3
6
0 •,.•••••
230
...
0
14.35
2.39
.•..•..•.•.••
9625
1380
210
ms,
ramped
••••
MBytes
MBytes
137
seek
II
••
Cit
••••
rns
Mechanical
Height
wid
Length.
Error
Soft
Hard
Seek
th
Rates
..
0
Read
Read
Errors
Power
+l:2V
+5V
D.
D.
C.
Environmental
Ambient
Temperature:
Relative
Maximum
*Periodic
Dimensions
0
•••
0 0
.,
e
....
••••
Cit
fit
•••
Cit.." 0
••••
...•••••.•.••..•.•.•••...
•.....•..••••••..•••.•••.
.••.....•...•...•...•.•
C.
+/-
10%
with
+/-
5%..8
PARD*
Humidity:
Wet
and
Bulb
Random
Temperature:
., •
Cit
••
0 0.,• •
,.
0 " 8' •
crt
••••
,.•.,
••••
(III
co
1.5
amps
no
more
amps
typical
Operating:
Nonoperating:
8%
to
80%
Deviation.
..
(I
Cit
tyical,
than
3.
" 5
.8
16°C
-35.4
25
inch
I)
75
inch
11)
00
inch.,
lXl0
lX10~2
1X10
5
5
millivolts
with
l0
amps
to
0
C
I)
•••
CD
••••
..
bits
bits
seeks
no
46°C
to
.,
0I)It
......
It
4)
••
0
Cit
• (II
0 0
••••••••
...•..••..••..••••••.••
...•••.•..••.•.•.•.•••.
maximum
for
PARD*
more
(50
60°C
than
0
p
to
(~400p
II
......
••
CD
" •
(see
50
l150p)
0II..6)0
<>
0CD•.,• 0 0 0 •
••
0 0
••
Cit
10
seconds
Figure
millivolts
140
0
P)
to
••
0
Cit
••
It
..
I).
Specifications
SUbject
To
Change
Without
1-2
Notice.
>
N
+
>
I()
+
N
...
...
....
0
...
0)
[)
W
co
~
z
9
,.....
z
a::
::>
....
a::
co
w
....
u..
«
It)
w
~
i=
'I:f
Typical
Starting
Figure
Currents
1-3
1
At
Nominal
o
o
Voltage
Table
2
Model
Number
TM602-S
Tt1603-SE
TM603-S
1.5
The
are
in
major
contained
English
Disk
Drive
Number
Model
of
Platters
2
3
3
PHYSICAL DIMENSIONS
physical
and
in
dimensions
in
Figure
metric
units.
Specifications
Kind
Interface
Standard
Standard/Extended
Standard
of
the
TM600
2.
These
of
family
dimensions
Version
of
are
drives
given
1-4
0.06
(1.6 ±
± 0.01 in.
0.3
mm)
...--.--------
I
8.00
in.
(203.2
maximum
mm)
--------
.......
1 I
3.38
± 0.01 in.
85.9±0.3
L
0.19
± 0.01 in.
(4.8 ±
0.3
mm)
mm)
J
L87±OO2in
(47.5 ± 0.5
mml
3.12±0.02
(79.2 ±
0.5
SIDE VIEW
in.
mm)
I
TAPPED
ON
BonOM.
6·32
UNCX31
PLACES.
3.25
(82.6 ±
MOUNTING
HOLES
TWOONEACH SIDE
in
..
17.9
± 0.01 in.
0.3
FOUR
mml
DEEP
mm)
8
5.88
± 0.01 in.
(149.4±0.3
mm)
0.06
(1.6 ±
± 0.01 in.
0.3
mm)
Disk
BOTTOM VIEW
Drive
Figure
Physical
1-5
2
Dimensions
5.50±.02
139.7±0.5
5.75±.02
(146.1 ±
in.
mm)
0.3
in.
mm)
SECTION
II--INSPECTION,
INSTALLATION,
AND
INTERFACES
2.1
This
section
tion,
of
rigid
The
electrical
system
for
the
read/write
provides
of
the
2.2
The
when
bulk
during
method
INTRODUCTION,
installation,
disk
is
via
drive.
data
for
interface
UNPACKING
drive
packaged,
shipment.
of
uncrating
1.
Place
2.
Remove
contains
drives.
four
frame
is
the
and
interface
connectors.
J2
provides
signals.
ground.
connectors.
AND
shipped
minimizes
The
following
the
shipping
the
upper
information
interfaces
between
for
J3
provides
Figure
INSPECTION
in
a
drive.
container
half
pertinent
of
the
the
Jl
provides
the
3
protective
the
possibility
procedure
of
Tandon
drive
radial
for
contains
is
on
a
the
to
control
connection
D. C.
the
container
the
flat
inner
the
inspec-
TM600
and
family
the
signals
power.
locations
which,
of
damage
recommended
work
surface.
container.
host
of
J4
3.
Remove
inner
4.
Check
against
5.
Visually
container
6.
Notify
is
found.
7.
The
compartment
REMOVAL
INVALIDATES
the
container.
the
model
the
packing
examine
for
the
inside
that
OF
THE
WARRANTY.
drive
number
possible
carrier
chamber
must
THE
from
slip.
the
NOTE
the
and
contents
damage.
immediately
of
not
be
COVER
top
the
opened.
lower
assembly
of
drive
OF
half
description
the
if
any
is
THE
of
shipping
damage
a
sealed
DRIVE
the
2-1
FRONT
PANEL~
COMPONENT
OF CIRCUIT BOARD
SIDE
OR
HOL~SS~4
HARNESS
PLACES)
V-AXIS
CABLE
Figure
X-AXIS
3
Locations
of
Interface
2-2
Connectors
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