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Summary of Contents for Brainstorm DCD-8
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Page 1: Word Clock
Word Clock Operation Manual Software version 2.3.0 ...Intelligent Solutions For The Recording Studio... - Page 2 Owner’s manual Version 2.30 August 2010 All materials herein © Brainstorm Electronics, Inc. Brainstorm Electronics reserves the right to change or modify the contents of this manual at any time. Credits Concept: A ID, Brainstorm Electronics Software: Gerry Lester Manual: Bernard Frings, Gerry Lester, Janice...
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Page 3: Table Of Contents
16. UPDATING THE DCD-8 FIRMWARE ........ -
Page 4: Introduction
1.1. SYSTEM ARCHITECTURE The DCD-8 generator has 2 domains, A & B, each capable of generating a differ- ent rate. Any rate can be generated, up to 192KHz. The DCD-8 can be referenced to any of the inputs: WC, AES, S/PDIF, Optical, video or internal crystal. -
Page 5: I/O's Description And Cable Requirements
2 XLR male connectors - Transformer isolated bal- voltage range is 12VDC +/-15%. anced outputs for AES3 or AES11. The external power supply provided with the DCD-8 Use standard 3-conductor shielded 110 can accept 100 to 240 VAC input at 50 - 60 Hz so cables. -
Page 6: Installation
When unpacking the DCD-8 the following items should be in the shipping carton: 3.2. INSTALLING THE DCD-8 The DCD-8 is designed to be mounted in a standard 19” rack. It requires 1U in height. Ideally, it should be located near your AD/DA and in the same rack. -
Page 7: Front Panel Display & Led's
Page 6 DCD-8 User Manual 5. Front Panel Displays & LED’s The DCD-8 has been designed so that the relevant information would always be avail- able at a glance on it’s front panel. 5.1. LCD DISPLAY The 80 character LCD is broken into three separate areas: Selected Reference... -
Page 8: Navigation Keys
5.4. WARNING LED’S REF ERROR: a failure of the selected reference occurred ALT REF: the DCD-8 had to switch to the alternate reference PHASE ERROR: one of the inputs is out of phase (see menu 41) TERMINATION: a unit connected to one of the WC outputs is improp-... -
Page 9: Menu Navigation
Page 8 DCD-8 User Manual 7. Menu Navigation 7.1. SELECTING A MENU When the Set Up mode is entered, the LCD display switches to the Set Up menu last used, with the cursor on the far left position in the upper line. -
Page 10: Menus Description
02, and vice-versa. 8.1. MENU 01: RATE A The DCD-8 has 2 domains, A & B. Each domain can have it’s own rate. Menu 01 lets you change the A rate. -
Page 11: 03- Alternate Reference
8.5. MENU 05: AUDIO OUT One of the features of the DCD-8 is to route digital audio. Menu 05 lets you assign Audio A or Audio B to the AES and ADAT outputs. NOTE: The AES field in menu 05 includes ALL AES and S/PDIF outputs. -
Page 12: 07- Audio In B
Out=Off (no output assigned in menu 5) WARNING: Audio routed through the DCD-8 is re clocked. If the audio source is not synchronous with the rate of the selected domain, sound degradation will occur. For more on Audio Routing, see chapter 14. -
Page 13: 31- Optical I/O
AES or S/PDIF source to use as the clock source. This will be used by the DCD-8 primarily for measurements (frequency & phase). In AUTO mode, the DCD-8 scans through each input and selects the first valid signal it 8.13. MENU 41: INPUT STATUS Menu 41 displays the rate and phase of a selected input. -
Page 14: 91- Menu Lockout
LCD display: “ERROR - Menus Locked Out.” 8.17. MENU 92: SETTINGS (USER PRESETS) Menu 92 is used to store and recall user presets. The DCD-8 has provisions to store up to 4 different presets, labeled USER 0 through USER 3. A name can be associated with each preset which appears to the right of the display (see Menu 93). -
Page 15: 99- Dcd-8 Software Version & Fw Serial No
NOTE: You should wait approximately 10 seconds after a change was entered before pow- ering down, to allow for the flash memory to be updated. 10. Lock Status The lock status of the DCD-8 is displayed in the center of the LCD display. Below are UNLOCKED Unable to lock... -
Page 16: Defining The Rate: Set, Auto & Learn
When SETTING the rate of the reference, there is the possibility that the selected rate will not match the measured rate (actual rate). If that is the case, the DCD-8 will still lock to the reference but the output frequency will be adjusted proportionately. -
Page 17: Vso
DCD-8 User Manual 11.4 OFF SPEED INDICATION WITH A SET REFERENCE When the reference is detected to be off speed by more than 1.5%, the DCD-8 alerts the user as follows. The main display alternates between the normal LOCKED status and the OFF SPEED indication, staying about 2 seconds on each one. -
Page 18: Source Reference Failure Options
(see VSG-4 User Manual). 13. Source Reference Failure Options In the event of failure of the external reference, the DCD-8 has 2 different ways of insuring that the WC output remains safely uninterrupted. 13.1. MAIN REFERENCE FAILURE WITH NO ALTERNATE REFERENCE SET If no alternate reference was set in menu 03, the DCD-8 holds the last known frequency and displays “HOLDING”... - Page 19 - Retry REF A - Exit with no change - Clear REF ERROR NOTE: This transition will be smooth only if the DCD-8 was locked to either the alter- nate reference or the internal crystal before selecting RETRY REF A. 13.5. ERROR MESSAGES...
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Page 20: Audio Routing
14. Audio Routing The DCD-8 is able to re-clock an audio input and route it to an audio output. Audio routing is done through either of the 2 domains. The audio path for Domain A is indicated in Menu 06 and for Domain B in Menu 07. -
Page 21: Firewire
AES/EBU, S/PDIF and ADAT, as described in chapter 14. 15.2. MAC Make sure the latest driver is installed. Connect the DCD-8 to the Mac with a FW 400 cable. Settings to run FireWire audio through a Mac are all done via the Mac’s System Preference: Under INPUT and OUTPUT, you should see the DCD-8;... -
Page 22: Updating The Dcd-8 Firmware
If something should occur during the update procedure, such as a computer crash, DO NOT RESET your DCD-8. Start the upload again, as soon as possible. Your DCD-8 will still be functional until it is reset or power is cycled. -
Page 23: Ref B - Main Display
DCD-8 User Manual 17. Ref B - Main Display The DCD-8 has 2 separate domains, A and B. These domains are used to generate mul- tiple rates simultaneously. Under most circumstances, both domains will use the same ref- main display indicates REF, without differentiating between A or B. -
Page 24: Multiplier Rates
ENTER ENTER Below is a complete list of all the error messages generated by the DCD-8 along with a description and the menus concerned. NOTE: These messages appear on the LCD display for about 3 1/2 seconds and may be cancelled by any key press. - Page 25 Page 24 DCD-8 User Manual Original reference found to be missing during Retry This message appears when the reference is detected to be off speed by more line, for comparison with the nominal reference rate. This message appears after a failure of the reference.
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Page 26: Digital Audio Formats
DCD-8 stays locked to the alternate reference and the LCD EXIT with no change EXIT with no change 18.4. DIGITAL AUDIO FORMATS The following table lists all the digital audio formats accepted by the DCD-8: Number of channels Connector per connector The DCD-8 accepts AES double-wire, ADAT S/MUX and S/MUX IV. -
Page 27: Word Clock Phase Alignment To Video
48000.000 48048.000 50000.000 50050.000 NOTES: All outputs are rate locked at all times. 18.6. VIDEO INPUT FORMATS The following table lists all the video formats recognized by the DCD-8 as reference: Not supported are the low frame rate 720p formats. -
Page 28: Factory Default Settings
OPTION CARD 19.1. VSG-4 VIDEO SYNC GENERATOR (HD & SD) The VSG-4 can operate as a master video sync generator or gen-locked to any of the DCD-8 references. Up to 4 rates can be generated simultaneously, 2 HD and 2 SD. -
Page 29: Users Settings
Page 28 DCD-8 User Manual 20. Users Settings WCLK OUT Optical I/O... - Page 31 BRAINSTORM ELECTRONICS, INC. www.brainstormtime.com Distributed Exclusively by plus24 1155 N. La Brea Avenue, West Hollywood, CA 90038 - USA Tel: (323) 845-1171 - Fax: (323) 845-1170 www.plus24.net...
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