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General| Category | Computer Hardware |
|---|---|
| Manufacturer | Dolby Laboratories |
| Model | CP500-D |
| Surround Decoding | Dolby Digital |
| Supported Formats | Dolby Digital |
| Power Supply | AC 100-240V |
| Weight | 12 lbs |
| Type | Digital Cinema Processor |
Overview of the CP500 Digital Cinema Processor, its features, and capabilities.
Details on the different hardware versions of the CP500 processor.
Guidance for installers and service personnel on using the installation and alignment manual.
Technical specifications for the Dolby CP500, including construction, signal connections, and performance.
Important safety and regulatory compliance information for the CP500 unit.
List of necessary test equipment, test films, and tools for CP500 setup.
Procedure for replacing an old sound system with the CP500, including pre-installation checks.
Guidelines for physically mounting the CP500 unit in a rack for proper ventilation and noise prevention.
Instructions for making all signal and power connections to the CP500 processor.
Guidance on configuring jumpers on various CP500 circuit cards for proper operation.
Detailed descriptions of each circuit card used in different CP500 models.
Instructions for wiring the independent bypass power module for emergency operation.
Procedure for powering up the CP500 and initial system checks.
Description of the CP500's front panel controls, display, soft keys, and hard keys.
Procedure for setting or changing the system password to protect alignment settings.
Principles and procedures for aligning the B-chain system components for optimal sound.
Pre-alignment checks for loudspeakers, amplifiers, and air-conditioning systems.
Steps for preparing the system and microphones for room equalization procedures.
Detailed steps for performing room equalization using the CP500's real-time analyzer.
Procedure for adjusting the bypass subsystem crossover for bi-amplified systems.
Overview of A-chain alignment involving projector soundhead optics and preamplifier.
Detailed steps for aligning projector optics, exciter lamp, and solar cells.
Procedure for ensuring correct film path alignment for the digital soundhead.
Setting up an oscilloscope for focus, lamp level, and optical alignment checks.
Procedure for adjusting the objective lens/CCD assembly for optimal focus.
Verifying and adjusting the exciter lamp output voltage for proper video signal.
Procedure for confirming or adjusting the film path alignment of the soundhead.
Detailed steps for optical alignment, including lateral and azimuth adjustments.
Methods for distinguishing between Dolby Digital, Analog Dolby SR, and Mono soundtracks.
Correct procedure for threading film through the digital soundhead for consistent results.
Description of the Cat. No. 673's error rate display and rotary switch functions.
Understanding the V1/V2 and M1/M2 indicators for projector status and changeover timing.
How the CP500 handles Dolby Digital and analog audio based on selected formats.
Configuring the CP500 to automatically switch to Dolby Digital based on film content.
Routine maintenance tasks, including cleaning and replacing the exciter lamp.
Calculating and setting the optical surround delay for accurate audio reproduction.
Procedure for synchronizing digital soundtracks with analog tracks and picture.
Calculating and manually setting digital surround delay based on theater geometry.
Adjusting bypass output level and HF/LF balance for systems with or without crossover cards.
Configuration and adjustment of Non-sync inputs for external audio sources.
Adjusting the time it takes for audio to fade from normal to muted.
Using remote controls (Cat. No. 689, 734) and auditorium faders with the CP500.
Using the microphone multiplexer for accurate theater speaker equalization.
Steps to diagnose and resolve issues that occur while a show is in progress.
Using LEDs to diagnose signal path issues when the theater is not in use.
A comprehensive chart listing symptoms, probable causes, and recommended actions for CP500 issues.
Personalizing the CP500's format selection screen by assigning softkeys.
Methods for backing up and restoring CP500 system parameters using a computer.
Procedure for copying system setup and alignment parameters between CP500 units.
Details on the features and capabilities of the optional electronic crossover card.
Steps for installing the Cat. No. 683 crossover card into the CP500.
Detailed alignment steps for screen channels, bass drivers, and bypass crossover.
Information on creating custom time delay headers for the 683 crossover card.
List of factory-made headers and their functions for the crossover card.
Diagrams and explanations of jumpers and headers on the Cat. No. 683 card.
Detailed pin assignments for various CP500 backplane connectors.
Overview of the core functions involved in Dolby Digital data processing.
Explanation of projector changeover sensing and timing using the 'Motor Start' signal.
Details on monitoring and using the RS-232 auxiliary data channel.
History and technical explanation of photographic optical soundtracks.
Overview of magnetic sound recording and playback systems in film.
Dolby's contributions to multichannel stereo optical soundtracks.
Introduction to Dolby SR (Spectral Recording) noise reduction process.
Overview of the Dolby Digital format and its advantages.
Explanation of the Dolby AC-3 digital audio coding technique.
How Dolby formats enhance the overall film sound production and playback quality.
