Micropolis hard Disk Drives, Specifications, Support, Specs, Jumpers, Manual, Images

Micropolis 4341SS

Hard Disk Drive


Model Capacity Size Height Interface Bus Type
Micropolis 4341SS 4130MB 3.5" HHT Ultra SCSI3


Size 3 1/2" 
Interface SCSI-3
Encoding Method
Formatted Capacity 4.13 GB
Disks  5
Heads  9
Cylinders 4811
Sectors Variable
Buffer Size N/A
Average Seek 7.9. msec
Single Track
Rotation Speed/Avg. Latency 7200 rpm +/- 0.5%
Transfer Rate to / from. media 20 Mbytes/sec  Synchronous
Transfer Rate to / from buffer
Tracks Per Inch (TPI)
Bits Per Inch (BPI)
Dimensions 5.75"D x 4.0"W x 1.0"H
Weight 0.00 lbs.

Power Requirements

+12V +/-5% +5V +/-5% Power
Spin up .55A
Read / Write 1.75A 1.1A
Typical seeking 12 Watts



Configuration Options

Jumpers at Pin 3-4, 5-6, 7-8, & 9-10 select the SCSI ID.
Each SCSI device on one Host Adapter must have a unique SCSI ID (0-15). 
SCSI ID0 is the Default.

0 (default) out out out out
1 out out out in
2 out out in out
3 out out in in
4 out in out out
5 out in out in
6 out in in out
7 out in in in
8 in out out out
9 in out out in
10 in out in out
11 in out in in
12 in in out out
13 in in out in
14 in in in out
15 in in in in

Remote LED
Open-collector output - Used to drive a user-supplied LED to indicate the drive is active.

Spindle Control (SP0)
Jumper installed at SP0, jumper omitted at SP1 - The spindle motor starts when 
  SCSI �START UNIT� command is received.
Jumpers omitted at SP0 (Default) and at SP1 - The spindle motor starts at power-on.

Spindle Delay (SP1)
Jumper installed at SP1, jumper omitted at SP0
  Spindle motor start-up is delayed, based on the SCSI ID (12 seconds per SCSI ID).
Jumpers omitted at SP1 (Default) and at SP0 - The spindle motor starts at power-on.

Write Protect (WP)
Jumper installed at WP - The drive is write protected.
Jumper omitted at WP (Default) - The drive is not write protected.

BUS Parity Check (PTY)
Jumper installed at PTY - The drive neither generates nor detects parity.
Jumper omitted at PTY (Default) - The drive generates parity and has parity detection enabled.

Activity LED Enable (ALE)
Jumper installed at ALE (Default) - Interface ACTIVITY LED OUT signal is enabled.
Jumper omitted at ALE - Interface ACTIVITY LED OUT signal is disabled.