Compaq AA-RHGWC-TE manual 12.1 TL881 and TL891 DLT MiniLibraries Overview

Table 8–16: Hardware Components Used to Create the Configuration Shown in Figure 8–16 (cont.)

Callout Number	Description
6	H879-AA terminator
7	328215-00X, BN21K, or BN21L cablec

aThe maximum length of the BN38C (or BN38D) cable on one SCSI bus segment must not exceed 25 meters.

bThe maximum length of the BN37A cable must not exceed 25 meters.

cThe maximum combined length of these cables must not exceed 25 meters.

8.12Preparing the TL881 and TL891 DLT MiniLibraries for Shared Bus Usage

The topics in this section provide an overview of the Compaq StorageWorks TL881 and TL891 Digital Linear Tape (DLT) MiniLibraries and hardware configuration information for preparing the TL881 or TL891 DLT MiniLibrary for use on a shared SCSI bus.

8.12.1 TL881 and TL891 DLT MiniLibraries Overview

For more information on the TL881 or TL891 DLT MiniLibraries, see the following Compaq documentation:

•TL881 MiniLibrary System User’s Guide

•TL891 MiniLibrary System User’s Guide

•TL881 MiniLibrary Drive Upgrade Procedure

•Pass-Through Expansion Kit Installation Instructions

The TL881 and TL891 Digital Linear Tape (DLT) MiniLibraries are offered as standalone tabletop units or as expandable rackmount units.

The following sections describe these units in more detail.

8.12.1.1 TL881 and TL891 DLT MiniLibrary Tabletop Model

The TL881 and TL891 DLT MiniLibrary tabletop model consists of one unit with a removable 10-cartridge magazine, integral bar code reader, and either one or two DLT 20/40 (TL881) or DLT 35/70 (TL891) drives.

The TL881 DLT MiniLibrary tabletop model is available as either fast, wide differential or fast, wide single-ended. The single-ended model is not supported in a TruCluster Server configuration.

The TL891 DLT MiniLibrary tabletop model is only available as fast, wide differential.

Configuring a Shared SCSI Bus for Tape Drive Use 8–57