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SECTION 4: MAINTENANCE
Content
1
GENERAL......................................................................... 4-1
2
PREVENTIVE MAINTENANCE ............................................................ 4-1
3
CORRECTIVE MAINTENANCE ............................................................ 4-1
3.1
3.2
3.3
3.4
1 GENERAL
This section provides information necessary to maintain the DSX-3 (DSX-4H-24) Rear Cross-
Connect System. Maintenance requirements are minimal, consisting for the most part of
periodic cleaning and tracer lamp replacement.
2 PREVENTIVE MAINTENANCE
The cross-connect system should be cleaned during routine office equipment maintenance.
Accumulated dust and film should be removed using a vacuum cleaner and clean soft brushes
and cloths. Care must be taken to prevent dust and dirt from getting into jacks and connectors.
3 CORRECTIVE MAINTENANCE
Cross-connect system corrective maintenance tasks may consist of:
• Replacement of burned-out tracer lamps and fuses.
• Replacement of circuit modules.
• Inspection and repair of cabling and connections.
For any repairs other than described in this section, contact ADC Field Service at the
telephone numbers listed in the General Information section of this manual. If a call is placed
after hours or on a holiday or weekend, an answering device will take the message and alert
service personnel for callback the following business day.
3.1 Troubleshooting
Service problems on network elements are identified and isolated by performing the
appropriate procedure(s) in the Operation Section of this manual.
Troubleshooting .............................................................. 4-1
Tracer Lamp Replacement ....................................................... 4-2
Fuse Replacement ............................................................. 4-2
Circuit Module Replacement ...................................................... 4-2
ADCP-80-314 • Issue 6 • January 2001 • Section 4: Maintenance
2001, ADC Telecommunications, Inc.
Page
Page 4-1
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