Troubleshooting
Problem
NetMEDIA Storage Expansion Unit EL (P/N 3551-001) Supports 2 or 4 media devices Supported media devices: IBM 10/20 GB (P/N 01K1319) IBM 20/40DLT (P/N 01K1320) IBM 35/70 DLT (P/N 04K0149) Front view Rear view
Resolving The Problem
NetMEDIA Storage Expansion Unit EL (P/N 3551-001)
Supports 2 or 4 media devices
Supported media devices:
- IBM 10/20 GB (P/N 01K1319)
- IBM 20/40DLT (P/N 01K1320)
- IBM 35/70 DLT (P/N 04K0149)

Front view

Rear view
Replaceable power tray
- The replaceable power tray makes contact with 3 internal connectors.

- The two power tray connectors in the center split out to two P1 (12v,5v) type connectors for media device power.
- The connector on the left side has 9 wires that provide power and monitoring signals to the optional Systems Management Adapter.


Optional Systems Management Adapter (P/N 10L7113)
- 2 external 0.8mm (female) VHDCI SCSI connections
- Remote system ID queries
- Temperature, power, and fan monitoring
- SCSI termination (repeater)
- LVDS SCSI input to dual independent SE SCSI
- Tape array and mirroring
Installed in the rear left or right side

Fast/Wide SCSI cable

- Optional Systems Management Adapter includes an internal 4 drop industry standard 68 pin (male) High Density D-type (male) connector Single-Ended F/W SCSI cable.
Servers - Parts documents by server family (index)
NetMEDIA Systems Management Adapter - Product overview
NetMEDIA Storage Expansion Unit EL - Hardware Maintenance Manual
NetMEDIA Storage Expansion Unit EL User's Guide, October 1998
Servers - SCSI Connectors, Specifications, and Netfinity Options
Document Location
Worldwide
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Document Information
Modified date:
23 January 2019
UID
ibm1DDSE-46JSH2