Document: XR12-PREINSTIssue: 0.17 2005-08-31Status: PreliminaryXR12 TransmitterPre-installation Manual

Nautel XR12 Preinstallation Manual

about this manual

List of terms

safety precautions

Preparing for installation

Unpacking and positioning

Audio configuration

Control and monitoring

Remote control circuits and alarms

Remote performance monitoring

LAN interface (NxLink)

Other considerations

External 10 MHz frequency reference

Commissioning tasks

Commissioning

Going on-air

Parts and tools

Parts not supplied by Nautel

Tools for installation

Pre-installation / Installation assistance

Online documentation

Standard warranty

Extended warranties

XR12

Responding to alarms

Electrostatic protection

Identifying an alarm

Removing and reinstalling RF power modules

Troubleshooting RF power modules

Exciter panel and PWB removal / replacement

RF Drive Buffer PWB replacement

Distribution PWB replacement

RF Drive Power Supply assembly replacement

Volt Power Supply assembly replacement

Fan Power Supply assembly replacement

RF Power Module assembly replacement

Detailed Circuit Descriptions

RF synthesizer PWB (NAPE70C)

Interphase PDM driver PWB (NAPM10B)

Remote interface PWB (NAPI83/01A)

fan power supply PWB (48 V) (NAPS30/01)

RF drive power supply PWB (62 V) (NAPS10C)

RF power module (NAP34A)

RF drive buffer PWB (NAPE77A/01)

Parts Lists

Column content

OEM code to manufacturer's cross-reference

Common abbreviations/acronyms

Wiring/connector lists

Reading Electrical Schematics

Unique symbols

Structure of schematics

Locating a part or assembly on a schematic

Mechanical Drawings

first aid

equipment safety

Description

Exciter stage

RF power stage

RF output filter

Control/monitor stage

Operating the transmitter

Graphic user interface

Viewing alarm status

Controlling power modules

Changing automation settings

Changing general settings

Viewing digital meters

Setting the clock

Viewing software version information

Adjusting screen contrast

Using the event log

Clearing the event log

Event log messages

Routine maintenance

Replacing air filter

Performing on-air checks

Inspecting lightning protection systems

Test and adjustment

Standard adjustments

Non-standard adjustments