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                             MAXTOR 7040A IDE DRIVE
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SPECIFICATIONS:

Formatted storage capacity (bytes)                43,130,880
Embedded Controller                               AT
Actuator Type                                     Voice Coil
Number of Disks                                   1
Data Surfaces                                     2
Data Heads                                        2
Servo                                             Embedded
Tracks per Surface                                1,170
Track Density (average)                           1,490
Track Capacity (formatted)                        18,432 bytes
Bytes per Block                                   512
Blocks per Drive                                  84,240
Sectors per Track                                 36 physical

PERFORMANCE
Seek Times (ms)
  Track to Track                                  4
  Average                                         19
  Maximum                                         40
Average Latency (ms)                              8.1
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                                         10 sec
  Maximum                                         40 sec
Stop time
  Power Down
  Typical                                         10 sec
  Maximum                                         10 sec

Start/Stop Cycles                                 10,000
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

MODE                 +12V DC 5%  +5V DC 5%        POWER
R/W                  175 ma      300 ma           3.6W
Seek                 233 ma      200 ma           3.8W
Idle                 75 ma       180 ma           1.8W 
Sleep                2 ma        20 ma            0.1W
Spin-Up              700 ma      180 ma           9.5W peak
Standby              2 ma        120 ma           0.6W

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                  5 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                        0.0336" (double amplitude)
  24-300 Hz                      1 G peak amplitude

   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                   #
                                           ===============================+

            7040A and 7080A are trademarks of Maxtor Corporation.
              AT is a registerd trademark of IBM Corporation.
              Specifications subject to change without notice.
                     Copyright 1992 Maxtor Corporation.
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