K C 2 0 B KYOCERA
NO MORE PRODUCED Native| Translation
------+-----+-----+-----
Form 3.5"/HH Cylinders 615| | |
Capacity form/unform 21/ 36 MB Heads 4| | |
Seek time / track 62.0/15.0 ms Sector/track 17| | |
Controller MFM / ST506 Precompensation 300
Cache/Buffer KB Landing Zone 615
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 5 50 | -40 60
Power: sleep W Humidity % 8 80 | 5 90
standby W Altitude km -0.300 3.000| -0.300 12.000
idle W Shock g 10 | 40
seek W Rotation RPM 3600
read/write 10.0 W Acoustic dBA 40
spin-up W ECC Bit
MTBF h 40000
Warranty Month
Lift/Lock/Park NO Certificates
**********************************************************************
L A Y O U T
**********************************************************************
KYOCERA KC-20B/30B TECHNICAL MANUAL (DEUTSCHES HANDBUCH)
+---------------------------------------------------------+
| |XX
| |XX P2
| |XX
| |XX
| |XX1
| +-+ |
| +-+S4 |XX
| +-+S3 |XX
| +-+S2 |XX
| +-+S1 |XX P1
| ++ |XX
| |RN1 |XX
| || |XX
| || |XX
| 1++ |XX1
| P3|
| XXXXXXX|Power
+---------------------------------------------------------+
**********************************************************************
J U M P E R S
**********************************************************************
KYOCERA KC-20B/30B TECHNICAL MANUAL (DEUTSCHES HANDBUCH)
Jumper Setting
==============
J2 SCSI ID
-----------
+----------+-------------------------------+
| Drive | Jumpers |
| Select | S1 | S2 | S3 | S4 |
+----------+-------+-------+-------+-------+
| 0 | CLOSED| OPEN | OPEN | OPEN |
| 1 | OPEN | CLOSED| OPEN | OPEN |
| 2 | OPEN | OPEN | CLOSED| OPEN |
| 3 | OPEN | OPEN | OPEN | CLOSED|
+----------+-------+-------+-------+-------+
J3 DC Power and pin connector assignments
-------------------------------------------
+-----J3-----+ pin 1 +12 VDC
| 4 3 2 1 | pin 2 +12 Volts Return
+------------+ pin 3 + 5 Volts Return
Pin 4 + 5 VDC
**********************************************************************
I N S T A L L
**********************************************************************
KYOCERA KC-20B/30B TECHNICAL MANUAL (DEUTSCHES HANDBUCH)
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!
Cable Interconnection - 4 Drive System
--------------------------------------
HOST
+-----------+ +-----------------+
| +---o---Control------------------+P1 Drive 1 |
| | | +-------Data------------+P2 |
| | | | +-Power---+P3 ... |
| | | | | +-----------------+
| | | | | +-----------------+
|Controller | o----+-------------+---------+P1 Drive 2 |
| | | | +-----------+---------+P2 |
| | | | | o---------+P3 ... |
| | | | | | +-----------------+
| | | | | | +-----------------+
+-----------+ o----+-+-----------+---------+P1 Drive 3 |
| | | | | +---------+---------+P2 |
| +---+----+ | | o---------+P3 ... |
| +---+------+ | | +-----------------+
|Data +---+--------+ | +-----------------+
|Separator | +------------------+---------+P1 Drive 4 |
| +----------------------+---------+P2 |
| | o---------+P3 XXX |
+-----------+ | +-----------------+
DC voltages----+
... = Terminator Pack removed
XXX = Terminator Pack installed
Maximum cable length 6 meter.
