X75HD/X75SD Installation and Operation Manual ix
Contents
Audio ....................................................................................................235
Lip sync problems .........................................................................235
Not passing the embedded audio ..................................................238
Analog input audio control menu not showing up ........................239
Alarms ..................................................................................................240
Major and Minor Alarms are on ...................................................240
Softkey Installation ..............................................................................242
Can’t activate softkeys ..................................................................242
Flash Memory ......................................................................................244
Flash memory is locked ................................................................244
Upgrading Firmware ............................................................................247
Software can’t upload ...................................................................247
RCP is not booting up properly after upgrade ..............................250
Software file updated incorrectly or became corrupted ................252
Troubleshooting the Software Installation ...........................................253
Appendix C: Servicing
Overview ..............................................................................................255
Safety Precautions ................................................................................256
Laser Caution ................................................................................256
ESD Caution .................................................................................256
Understanding and Working With Fiber Optics ..................................257
Basic Principles .............................................................................257
Handling and Connecting Fibers ..................................................258
Cleaning Optical Fibers ................................................................259
Preparing the X75HD/X75SD for Servicing .......................................261
Common Replacement Part Numbers ..................................................262
Installing the X75OPT-HDDUOCON Software Key ..........................262
Installing a Frame-Mounted Local Control Panel ................................263
Installing and Removing an Audio Synchronizer Module ...................264
Installing a New Module ...............................................................264
Removing an Existing Module .....................................................268
Installing and Removing HDTV Modules ...........................................269
Installing a New Module ...............................................................269
Removing an Existing Module .....................................................273
Installing and Removing X75OPT-A3D or X75OPT-PQM Modules .274
Installing a New Module ...............................................................274
Removing an Existing Module .....................................................278
Installing and Removing the Streaming Module .................................279
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