IBM 4.0/10 GB - 4mm Tape Drive


For FRU-P/N's, Double-Click >> IBM 2/4GB-4/10GB 4 mm Tape Drive Parts

Testing the 4 mm Tape Unit w/o Using the System.

Description

Status Lights on the 4 mm Tape Drive :

READY READ-WRITE DISTURBANCE

READY R/W DIST Status
FLASH Off Off The Power-On Self Test (POST) is running or the Diagnostic Cartridge is running.
Off Off Off One of the following has occurred:
° The Power is off
° The POST has completed successfully, but no tape cartridge has been inserted.
ON Off Off A tape cartridge has been inserted and the 4 mm Tape Drive is Ready to receive commands from the system.
ON FLASH Off The Tape motion and the 4 mm Tape Drive is running a device operation or cleaning.
Off Off FLASH The 4 mm Tape Drive has detected an internal fault that requires
corrective action such as a tape cartridge failure, high humidity, or no SCSI terminator.
Off/ON Off/FL ON The tape path requires cleaning or is using a poor quality tape cartridge.

SCSI Drive ID - Jumper Pin Assignment :
(for jumper location, see rear side view - picture)

Address SW-1 SW-2 SW-3
0 Off Off Off
1 On Off Off
2 Off On Off
3 On On Off
4 Off Off On
5 On Off On
6 Off On On
7 On On On

Configuration Switch (SW-4 to SW-8) Settings :
(Not on all drives this switches are present. If not available then SW-4 to SW-8 = logically '0').

Switch # State Definition
4 Off The Tape Drive will not write to any 90 meter media
4 ON The Tape Drive will write to any 90 meter media
Warning: Selecting this option and using Tape Cartridges, other than
those recommended for use for this Tape Drive, will cause errors and void the
warranty.
5 Off Parity enabled
5 ON Parity disabled
6 Off Data Compression can be used when writing.
6 ON Data Compression cannot be used when writing.
7 Off No Security - Tape Cartridge can be loaded
7 ON Security - Tape Cartridge cannot be loaded when the system issues PREVENT MEDIA command.
Warning: Do not set switch to OFF unless your system security software is installed.
8 OFF Reserved MUST be OFF

Configuration Switch Settings :
(is located below top cover, under adhesive tape)

Switch # State Definition
1 ON No security - Tape Cartridge can be loaded.
1 Off Security - Tape Cartridge cannot be loaded when system issues PREVENT MEDIA command.
2 ON Reserved MUST be ON
3 ON Data Compression can be used when writing.
3 Off Data Compression cannot be used when writing.
4 ON The Tape Drive will only Write to approved 'DATA GRADE' media.
4 Off The Tape Drive will Write to any media.
WARNING Selecting this option and using unapproved Tape Cartridges
may void warranty and cause errors.
5-8 ON Reserved MUST be ON


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