1.2.2
Functional specifications
Mini mode
Maxi mode
Rotational speed
300 r.p.m.
360 r.p.m.
Recording density (innermost track)
MFM recording
5,922 b.p.i.
9,870/9,642 b.p.i.
FM recording
2,961 b.p.i.
4,935/4,821 b.p.i.
Flux density (innermost track)
MFM recording
5,922 f.c.i.
9,870/9,642 f.c.i.
FM recording
5,922 f.c.i.
9,870/9,642 f.c.i.
Track density
96 t.p.i.
96 t.p.i.
Cylinders
80
80/77
Tracks
160
160/154
Read/write heads
2
2
Encoding method
FM/MFM
FM/MFM
Media requirements
Double sided/double density/ANSI SPEC
1.2.3
Reliability specifications
MTBF
10,000 POH
Component life
15,000 POH or 5 years
Error rates
Soft error rate
1 per 10
9
bits read
Hard error rate
1 per 10
12
bits read
Seek error
1 per 10
6
seeks
Media life
Number of passes per track
3.5 x 10
6
Number of media clamp
3.0 x 10
4
1.2.4
Physical specifications
Shipping
Storage
Operating
Environmental limits
Ambient temperature
-40 to 144¡F
-8 to 131¡F
41 to 115¡F
(-40 to 62.2¡C)
(-22.2 to 55¡C)
(5 to 46.1¡C)
Relative humidity
1 to 95% RH
1 to 95% RH
20 to 80% RH
Max. wet bulb temp.
No-condensing
No-condensing
85¡F(29.4¡C)
Vibration
²5G(5-55Hz)
²5G(5-55Hz)
²0.5G(5-55Hz)
Shock
²40G(10ms)
²40G(10ms)
²0.5G(10ms)
Mechanical dimension: (excluding front plate)
Width =
5.75 ±0.02" (146.0 ±0.5mm)
Height =
1.65" (42.0mm) max.
Depth =
7.95" (202mm) max.
Mechanical dimension: (including front plate)
Width =
5.88 ±0.02" (149.4 ±0.5mm)
Height =
1.63 ±0.02" (41.5 ±0.5mm)
Depth =
8.15" (207.0mm) max.
Weight =
2.21lbs (1kg)
3
Leaflet No. 9419 26/4/97 6:09 pm Page 3
