X75HD/X75SD Installation and Operation Manual 255
Appendix C
Servicing
Overview
This appendix includes the following information and procedures:
• “Safety Precautions” on page 256
• “Understanding and Working With Fiber Optics” on page 257
• “Preparing the X75HD/X75SD for Servicing” on page 261
• “Common Replacement Part Numbers” on page 262
• “Installing the X75OPT-HDDUOCON Software Key” on page 262
• “Installing a Frame-Mounted Local Control Panel” on page 263
• “Installing and Removing an Audio Synchronizer Module” on
page 264
• “Installing and Removing HDTV Modules” on page 269
• “Installing and Removing X75OPT-A3D or X75OPT-PQM
Modules” on page 274
• “Installing and Removing the Streaming Module” on page 279
• “Installing Noise Reduction, Auto Audio/Video Timing, and Audio
Limiter Software Options” on page 285
• “Installing a Dolby Decoder Module” on page 288
• “Replacing a Power Supply” on page 290
• “Installing a Redundant Power Supply” on page 293
• “Installing Fans” on page 299
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