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CHEYENNE 7080A (IDE)
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SPECIFICATIONS:
Formatted storage capacity (bytes) .............. 85,450,752
Embedded Controller.............................. AT
Actuator Type ................................... Voice Coil
Number of Disks ................................. 2
Data Surfaces ................................... 4
Data Heads ...................................... 4
Servo ........................................... Embedded
Tracks per Surface .............................. 1,170
Track Density (average) ......................... 1,490 tpi
Track Capacity (formatted) ...................... 18,432 bytes
Bytes per Block ................................. 512
Blocks per Drive ................................ 168,360
Sectors per Track ............................... 36 physical
PERFORMANCE
Seek Times (typical, including setting time)
Track to Track ................................ 6 ms
Average ....................................... 17 ms
Maximum ....................................... 35 ms
Average Latency (ms) ............................ 8.1 ms
Rotation Speed (+/- 5%) ......................... 3,703 RPM
Controller Overhead ............................. 1 ms
Data Transfer Rate (MBytes per sec)
To/From Media ................................. 1.35
To/From Buffer ................................ 5.4
Start Time
Power Up (0-3,703 RPM)
Typical ....................................... <8 sec
Maximum ....................................... 40 sec
Stop time
Power Down
Typical ....................................... <8 sec
Maximum ....................................... 10 sec
Start/Stop Cycles ............................... 13,000
Interleave ...................................... 1:1
Buffer Size ..................................... 32K
Interface ....................................... AT
Recording Method ................................ 1,7 RLL
Recording Density-ID ............................ 30,625 bpi
Flux Density- ID
(flux reversals per inch) ....................... 22,969
POWER REQUIREMENTS (Typical)
MODE +12V DC 5% +5V DC 5% POWER
R/W 230 mA 285 mA 4.0W
Idle 130 mA 135 mA 2.3W
Sleep 0.6 mA 37 mA 0.19W
Spin-Up 940 Avg mA 300 mA 9.5W peak
Standby 15 mA 150 mA 0.92W
PHYSICAL
Height 1.00" (2.54 cm)
Length 5.75" (14.61 cm)
Width 4.00" (10.16 cm)
Weight 1.2 lbs (.50 kg)
ENVIRONMENTAL
Temperature
Operating 5 deg C to 50 deg C
Non-operating -40 deg C to 60 deg C
Thermal 20 deg C per hour max
Humidity
Operating 8% to 80% non-condensing
Non-operating 8% to 80% non-condensing
Maximum Wet Bulb 26 deg C
Altitude (relative to sea level)
Operating -200 to 10,000 feet
Non-operating 40,000 feet max
RELIABILITY AND MAINTENANCE
MTBF 150,000 hours (predicted at 35 C)
MTTR 30 minutes typical
Preventative Maintenance None
Component Design Life 5 years
SHOCK AND VIBRATION
Shock measured at half-sine pulse. Vibration measured at swept
sine, 1 octave per minute.
Non-operating shock 70 Gs, 11 ms
Operating shock 10 Gs, 11 ms (without
non-recoverable errors)
Non-operating Vibration
5-23 Hz 0.072" (double amplitude)
24-500 Hz 2 Gs peak amplitude
Operating Vibration
5-23 Hz 0.036" (double amplitude)
24-300 Hz 1 G peak amplitude
*Novell Labs Netware Certified
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7040A/7080A JUMPER DESIGNATION │J20│J19│J18│J17│J16│J15│J14│J13│J11│
┌─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ Master/Slave │ │ │ │ │ │ │ │ │ │
│ Only drive in single drive system* │ J │ J │ │ │ │ │ │ │ │
│ Master in dual drive system │ J │ O │ │ │ │ │ │ │ │
│ Slave in dual drive system │ O │ J │ │ │ │ │ │ │ │
├─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ ECC Bytes │ │ │ │ │ │ │ │ │ │
│ 4 Bytes* │ │ │ J │ │ │ │ │ │ │
│ 7 Bytes │ │ │ O │ │ │ │ │ │ │
├─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ Drive Model Number │ │ │ │ │ │ │ │ │ │
│ 7040A │ │ │ │ O │ │ │ │ │ │
│ 7080A │ │ │ │ J │ │ │ │ │ │
├─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ Idle Mode Latch │ │ │ │ │ │ │ │ │ │
│ Option Disabled* │ │ │ │ │ O │ │ │ │ │
│ Option Enabled │ │ │ │ │ J │ │ │ │ │
├─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ Reserved for Factory │ │ │ │ │ │ │ │ │ │
│ Normal Operation* │ │ │ │ │ │ O │ │ │ │
│ Factory Test Mode │ │ │ │ │ │ J │ │ │ │
├─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ Default Config @ Power Up │ │ │ │ │ │ │ │ │ │
│ Cyls Hds Sec MBytes │ │ │ │ │ │ │ │ │ │
│ ───────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ 7040A 981 5 17* 40.7 │ │ │ │ O │ │ │ O │ O │ │
│ 524 4 40 40.9 │ │ │ │ O │ │ │ O │ J │ │
│ ───────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ 7080A 981 10 17* 81.4 │ │ │ │ J │ │ │ O │ O │ │
│ 832 6 33 80.4 │ │ │ │ J │ │ │ O │ J │ │
│ 1024 9 17 76.5 │ │ │ │ J │ │ │ J │ O │ │
│ (60MB) 762 4 39 58.0 │ │ │ │ J │ │ │ J │ J │ │
├─────────────────────────────────────┼───┼───┼───┼───┼───┼───┼───┼───┼───┤
│ I/O Channel Ready │ │ │ │ │ │ │ │ │ │
│ Disabled* │ │ │ │ │ │ │ │ │ O │
│ Enabled │ │ │ │ │ │ │ │ │ J │
└─────────────────────────────────────┴───┴───┴───┴───┴───┴───┴───┴───┴───┘
J=Jumpered O=Open *=Default
┌───┐ │
Note: A spare jumper is supplied │° °│J11 │
across J13 & J14 J20 J18 J16 │° °│J13 │
┌─┼───┼───┼─┐ │° °│J14 │
│ █ █ █ █ ° │ │° °│J15 │
│ █ █ █ █ ° │ └───┘ │
└───┼───┼───┘ │
J19 J17 │
───────────────────────────────┘
