S T 4 1 9 SEAGATE
NO MORE PRODUCED Native| Translation
------+-----+-----+-----
Form 5.25"/FH Cylinders 306| | |
Capacity form/unform 15/ 19 MB Heads 6| | |
Seek time / track 85.0/17.0 ms Sector/track 32| | |
Controller MFM / ST412 Precompensation 128
Cache/Buffer KB Landing Zone 319
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 24.7 W Shock g |
seek W Rotation RPM
read/write W Acoustic dBA
spin-up W ECC Bit
MTBF h 11000
Warranty Month
Lift/Lock/Park NO Certificates
**********************************************************************
L A Y O U T
**********************************************************************
SEAGATE ST406/412/419 MFM PRODUCT DESCRIPTION
+---------------------------------------------------------+
| |XX
| |XX J2
| |XXData
| |XX
| | 1
| |
| |
| Terminator |XX
| +--------+ |XX
| +--------+ |XX J1
| +-------+ |XXControl
| +-------+ |XX
| Option Jumper|XX
| Block |XX
| | 1
| |XX J3
| |XX Power
+---------------------------------------------------------+
**********************************************************************
J U M P E R S
**********************************************************************
SEAGATE ST406/412/419 MFM PRODUCT DESCRIPTION
Jumper Setting
==============
Option Jumper Block
-------------------
+-+ +-+
| +---+ |
8 | * * | Radial/Daisy chain
7 | * * | RESERVED
6 | * * | RESERVED
5 | * * | RESERVED
4 | * * | Drive Select 4
3 | * * | Drive Select 3
2 | * * | Drive Select 2
1 | * * | Drive Select 1
+-------+
Drive Select
------------
+-------------+------+------+------+------+
|Drive Select | 1 | 2 | 3 | 4 |
+-------------+------+------+------+------+
|Drive 1 |CLOSED|OPEN |OPEN |OPEN |
|Drive 2 |OPEN |CLOSED|OPEN |OPEN |
|Drive 3 |OPEN |OPEN |CLOSED|OPEN |
|Drive 4 |OPEN |OPEN |OPEN |CLOSED|
+-------------+------+------+------+------+
Radial Connection
-----------------
Pin 8 CLOSED Radial
OPEN Daisy-chain
Factory Reserved
----------------
Pins 5, 6, and 7 are factory reserved.