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Hard Drive: NEC: D3727 1080MB 3.5"/SL ATA2 FAST




D 3 7 2 7    NEC
                                                      Native|  Translation
                                                      ------+-----+-----+-----
Form                 3.5"/SLIMLINE         Cylinders        | 2100|     |
Capacity form/unform  1080/      MB        Heads           6|   16|     |
Seek time   / track  11.0/ 3.0 ms          Sector/track     |   63|     |
Controller           IDE / ATA2 FAST/ENHA  Precompensation
Cache/Buffer           384 KB SEGMENTED    Landing Zone
Data transfer rate    7.000 MB/S int       Bytes/Sector      512
                     13.300 MB/S ext
Recording method                                    operating  | non-operating
                                                  -------------+--------------
Supply voltage     5/12 V       Temperature *C                 |
Power: sleep              W     Humidity     %                 |
       standby            W     Altitude    km                 |
       idle           4.0 W     Shock        g                 |
       seek               W     Rotation   RPM      4090
       read/write         W     Acoustic   dBA
       spin-up            W     ECC        Bit
                                MTBF         h     300000
                                Warranty Month
Lift/Lock/Park     YES          Certificates

Layout

NEC D3727 JUMPER SETTING

  +---------------------------------------------------------+
  |                                                         |XX
  |                                                         |XX
  |                                                         |XX
  |                                                         |XX IDE-AT
  |                                                         |XX
  |                                                         |XX
  |                                                  SW1    |XX
  |                                                +++++    |XX
  |                                                +++++    |XX
  |                                                         |XX
  |                                                         |XX
  |                                                         |XX
  |+-+J8                                                    |XX
  |+-+LED                                +-+                |
  |                                      | |JP1             |XX POWER
  |                                      +-+RESERVED        |XX
  +---------------------------------------------------------+

Jumpers

NEC D3727 JUMPER SETTING

Jumper Setting
==============

                                          / |
 SW1                                    /   +----------
  +---------------+ON                    \  +----------
  |+-+ +-+ +-+ +-+|                        \|
  ||x| |x| |x| |x||
  |+-+ +-+ +-+ +-+|                       AT I/F Connector Side
  +-1---2---3---4-+OFF
    |   |   |   +-------------- ALWAYS SETS OFF
    |   |   +------------------ ALWAYS SETS OFF
    |   +---------------------- CSEL (Cable Select)
    |                           ON - effective
    |                           OFF - ineffective
    +-------------------------- M/S
                                ON - MASTER
                                OFF - SLAVE

 +--------+ON
 |x x x x |     Single Drive
 +1-2-3-4-+OFF

 +--------+ON
 |x x x x |     Master Drive
 +1-2-3-4-+OFF

 +--------+ON
 |x x x x |     Slave Drive
 +1-2-3-4-+OFF

 +--------+ON
 |x x x x |     Or you use the Cable Select signal, Master/Slave is
 +1-2-3-4-+OFF  always the same (see below).

JP1 Connector
-------------
All pins Factory use!
DON'T USE!

 J8 LED Connector
 ----------------
        2  1
     +--------+
     |  |  |  |
     +--+--+--+
     ++++-++-++
      +++-++-+
       |   +---- Anode Side
       +-------- Cathode Side

Install

NEC DSE-1340/2010/2550/D3725/3727/3745/3747 QUICK REFERENCE

Notes on installation
=====================

Drive mounting
--------------

     horizontally             vertically
   +-----------------+   +--+             +--+ +------------------+
   |                 |   |  +-----+ +-----+  | |                  | x
   |                 |   |  |     | |     |  | x+----------------+x
 +-+-----------------+-+ |  |     | |     |  | ||x              x||
 +---------------------+ |  |     | |     |  | ||  x          x  ||
                         |  |     | |     |  | ||    x      x    ||
      x           x      |  |     | |     |  | ||      x  x      ||
 +------x------x-------+ |  +-----+ +-----+  | ||       xx       ||
 +-+------x--x-------+-+ +--+             +--+ ||     x    x     ||
   |       xx        |                         ||   x        x   ||
   |     x    x      |                         || x            x ||
   +---x--------x----+                         |x                x|
     x            x                           x++----------------++x
      UNACCEPTABLE!                                UNACCEPTABLE!
      Never install PC board on the Top!













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