Hard Drive: MAXTOR: 7540A 540MB 3.5"/SL ATA2 FAST

7 5 4 0 A    MAXTOR
NO MORE PRODUCED                                      Native|  Translation
                                                      ------+-----+-----+-----
Form                 3.5"/SLIMLINE         Cylinders        |     |     |
Capacity form/unform   540/      MB        Heads           4|     |     |
Seek time   / track  14.0/ 3.0 ms          Sector/track     |     |     |
Controller           IDE / ATA2 FAST/ENHA  Precompensation
Cache/Buffer            32 KB ON-BOARD     Landing Zone
Data transfer rate    3.000 MB/S int       Bytes/Sector      512
                     11.100 MB/S ext PIO3
Recording method                                    operating  | non-operating
                                                  -------------+--------------
Supply voltage     5/12 V       Temperature *C         5 50    |    -40 71
Power: sleep          0.6 W     Humidity     %         5 95    |      5 95
       standby        0.7 W     Altitude    km    -0.061  3.048|
       idle           3.9 W     Shock        g        15       |     70
       seek           4.2 W     Rotation   RPM      3551
       read/write     4.2 W     Acoustic   dBA
       spin-up       15.1 W     ECC        Bit
                                MTBF         h     300000
                                Warranty Month
Lift/Lock/Park     YES          Certificates

Layout

MAXTOR 7540A JUMPER SETTING

  +---------------------------------------------------------+
  |                                       J20-+-+-+-+-+-J25 |
  |                                         +-+-+-+-+-+-+   |
  |                                                         |
  |                                                         XX
  |                                                         XX
  |                                                         XX
  |                                                         XX J1
  |                                                         X*
  |                                                         XX
  |                                                         XX
  |                                                         XX
  |                                                         XX
  |                                                         XX1-2
  |                                                         | 1
  |                                                         XX Power
  |                                                         XX J2
  +---------------------------------------------------------+

Jumpers

MAXTOR 7540A JUMPER SETTING

Jumper setting
==============

Note: Jumpers J21 and J25 are factory reserved. A spare shunt is
shipped between J23 and J24.

 J20  Master/Slave
 -----------------
      J20 CLOSED  Only drive in single drive system (Default)

      J20 CLOSED  Master in dual drive system

      J20 OPEN    Slave in dual drive system

 J22 Default Parameters (7540A only)
 ------------------------------------
     J22 OPEN   1046 x 16 x 63 (default)
         CLOSED 1024 x 16 x 63

 J23  Write Cache
 ----------------
      J23 OPEN    Enabled (default)
      J23 CLOSED  Disabled

 J24  Cable Select
 -----------------
      J24 OPEN    Disabled (default)
      J24 CLOSED  Enabled