S T 4 0 3 8 ( 1 9 9 0 ) SEAGATE
NO MORE PRODUCED Native| Translation
------+-----+-----+-----
Form 5.25"/FH Cylinders 733| | |
Capacity form/unform 31/ 38 MB Heads 5| | |
Seek time / track 40.0/ 8.0 ms Sector/track 17| | |
Controller MFM / ST412 Precompensation 300
Cache/Buffer KB Landing Zone
Data transfer rate 0.625 MB/S int Bytes/Sector 512
0.625 MB/S ext
Recording method MFM operating | non-operating
-------------+--------------
Supply voltage 5/12 V Temperature *C |
Power: sleep W Humidity % |
standby W Altitude km |
idle 25.5 W Shock g |
seek W Rotation RPM 3600
read/write W Acoustic dBA
spin-up W ECC Bit
MTBF h 25000
Warranty Month
Lift/Lock/Park YES Certificates
**********************************************************************
L A Y O U T
**********************************************************************
SEAGATE ST4038/ST4051 PRODUCT DESCRIPTION 6/26/90
+---------------------------------------------------------+
| |XX
| |XX J2
| |XX
| |XX
| 1-+
| | |Option
| | |Jumper
| +-+
| |XX
| |XX J1
| +---------+ |XX
| +---------1 |XX
| Terminator |XX
| |XX
| | 1
| |XX J3
| |XX Power
+---------------------------------------------------------+ 1
**********************************************************************
J U M P E R S
**********************************************************************
SEAGATE ST4038/ST4051 PRODUCT DESCRIPTION 6/26/90
Jumper Setting
==============
Option Jumper Block Ground
J2 +---------------+ J1 +++
Data Cable 1|o o o o o o o o| Control Cable 1 4 3 2 1 J3
+--XXXXXXXXXXX-+o o o o o o o o+-XXXXXXXXXXXXXXXXXXXXXX--XXXXXXX---+
| +1-2-3-4-+-+-+-++ 5V 12V |
| | | | | | | | + Radial +1 |
|Drive Select 1 + | +++ | | +-- Recovery Mode ||Terminator |
|Drive Select 2 --+ | | +---- Write Fault || |
| | +------ Not Connected || |
| Drive Select -----+ (OPEN) ++
| (NEVER USED)
|
Drive Select
------------
Pins 1 CLOSED Drive Select 1
Pins 2 OPEN
Pins 2 CLOSED Drive Select 2
Pins 1 OPEN
If you use a twisted cable, use Drive Select 2.
Drive Select 3 and 4 never used.
Radial Configuration
--------------------
CLOSED Radial Operation enabled
OPEN Daisy-chain mode enabled