Sound Devices 722 User Manual
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Sound Devices 722 User Manual

High resolution digital audio recorder
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722
High Resolution Digital Audio Recorder
User Guide and Technical Information
firmware rev. 2.67
SATA
2.5" HDD
Sound Devices, LLC
E7556 State Rd. 23/33 • Reedsburg, WI • USA
+1 (608) 524-0625 • fax: +1 (608) 524-0655
Toll-Free: (800) 505-0625
www.sounddevices.com
support@sounddevices.com

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Summary of Contents for Sound Devices 722

  • Page 1 High Resolution Digital Audio Recorder User Guide and Technical Information firmware rev. 2.67 SATA 2.5" HDD Sound Devices, LLC E7556 State Rd. 23/33 • Reedsburg, WI • USA +1 (608) 524-0625 • fax: +1 (608) 524-0655 Toll-Free: (800) 505-0625 www.sounddevices.com...

  • Page 3: Table Of Contents

    722 User Guide and Technical Information Table of Contents Quick Start Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . 3...
  • Page 4 LLC. SOUND DEVICES is not responsible for any use of this information. SOUND DEVICES, LLC shall not be liable to the purchaser of this product or third parties for damages, losses, costs, or expenses incurred by purchaser or third parties as a result of: accident, misuse, or abuse of this product or unauthorized modifications, repairs, or alterations to this product, or failure to strictly comply with SOUND DEVICES, LLC’s operating and installation instructions.

  • Page 5: Quick Start Guide

    722 User Guide and Technical Information Quick Start Guide The 722 is an extremely powerful and flexible portable audio recorder. Before recording, familiarity with the product is essential. Several settings should be verified or set based on individual recording needs.

  • Page 6: Routing Inputs To Tracks

    Recording Now that file basics are set, you are ready to begin recording. The 722 is a record-priority box. Press- ing the record key cancels all functions—except file operations—and immediately starts recording a new file. When record is pressed, the red record LED illuminates to confirm record mode. The filename in the LCD display shows the currently recorded file.

  • Page 7: Firewire File Transfer

    “letter” accessible drives. Use the appropriate FireWire cable, either 6-pin to 4-pin or 6-pin to 6-pin, for interconnection. Files on the 722 can be treated as if they are local files, including renaming files, copying, and playing directly from the 722 storage medium. No driv- ers are required with operating systems meeting the specifications.

  • Page 8: Front Panel Descriptions

    722 User Guide and Technical Information Front Panel Descriptions All settings of the 722 can be accessed and monitored through the front panel LCD and navigation keys. This allows the unit to be placed in a production bag along with field mixers and wireless transmitters and receivers.
  • Page 9 722 User Guide and Technical Information Power Key Fast Forward Key Press and hold to power up the 722. Performs fast-forward (FF) scrubbing Press and hold to power down. through the played file when pressed in playback and play-pause mode. Play-...

  • Page 10: Panel Lock

    Panel Lock Press and hold the backlight key then the tone key to bring up the front panel Button Lock Screen. Button lock prevents unintentional changing of settings or record status. The 722 displays any but- ton lock options enabled.

  • Page 11: Lcd Display Descriptions

    CompactFlash Alternating display between the set date media. Numbers show time in hours and time of the 722. This information is and minutes based on the presently se- written as the creation and modification lected number of record tracks, sample date for generated audio files.
  • Page 12 See 24-Hour Time Counter for External Digital Clock Indicator details. The 722 is locked to a valid external Input 1/2 Level digital or word clock source when the L When input 1 or 2 gain is turned this is in the display.

  • Page 13: Left Panel Connectors And Controls

    Headphone Volume Selects the input level and mode of the Adjusts the headphone volume. NOTE: input XLR 1 connector. the 722 is capable of producing ear-dam- aging levels in headphones. Mic-Line Input Switch 2 Tape Output Selects the input level, mic- or line-level of input XLR 2.

  • Page 14: Right Panel Connectors And Controls

    Flash volumes as mass storage devices. for Output Bus 2. Signal source is menu- Also used to attach external FAT32- selected. formatted FireWire drives to the 722 for Rotary Switch direct recording and copying. When in the Setup Menu, the Rotary C.

  • Page 15: Back Panel Descriptions

    722 User Guide and Technical Information Back Panel Descriptions Security Slot Battery Mount Compatible with the Kensington Secu- Accepts Sony InfoLithium L- or M- ® ® rity Slot specification. Useful for secur- Series removable rechargeable batteries, ing the recorder to a fixed object with a or batteries conforming to this mount.

  • Page 16: Input Setup And Control

    722 User Guide and Technical Information Input Setup and Control The 722 has two inputs and two record tracks. Inputs are selectable between analog or digital sourc- es. Analog inputs are connected with the balanced XLR connectors; digital inputs can be connected to either XLR Input 1 (AES3) or the BNC input (AES3id).

  • Page 17: Input Linking (Stereo Or Ms Decoding)

    722 User Guide and Technical Information limiters will prevent unusually high input signal levels from clipping the analog input stage of the preamp. The front panel LIM LED ( ) shows that the limiter is engaged. Limiter activity is indicated by additional front panel LEDs, one for each input channel ( ).

  • Page 18: Digital Input - Aes3

    722. The 722 clocks itself to the first digital signal presented to it. If the 722 detects a digital signal on the BNC inputs and locks to that signal, a digital signal applied to the XLR input will be ignored until the first digital signal is removed.

  • Page 19: Input-To-Track Routing

    Input-to-Track Routing The 722 uses a flexible routing scheme to assign inputs and tracks for recording. The input matrix allows any input to be routed to any recording track. Multiple inputs can be routed to a single track to create mono-mixed recordings.

  • Page 20: Selective Input Muting

    722 User Guide and Technical Information To assign custom input routing: input key until Input Routing is displayed in the LCD display. Press the arrow indicates highlighted input is assigned to high- lighted track select to exit menu and apply selected routing...

  • Page 21: Sampling Rate And Bit Depth

    • 48.048kF -file stamped at 48 kHz Bit Depths The 722 records at bit depths of either 16 or 24 bit. 24 bit recording provides greater dynamic range and addition headroom for signal peaks relative to 16 bit recordings. 24 bit recording (versus 16 bit) is a significant benefit for field production audio tracks.

  • Page 22: Word Clock

    16 bit, meaning the least significant 8 bits are discarded. Once a file is recorded its sampling rate and bit depth can not be changed in the recorder. The 722 does not perform sample rate conversion or bit depth changes. File conversion must be done in another en- vironment, such as an audio workstation.

  • Page 23: Link - Multi-Unit Linking

    722 User Guide and Technical Information C. Link – Multi-Unit Linking The proprietary C. Link (control link) connection allows multiple 702, 702T, 722, and 744T record- ers to be connected and clocked together. C. Link also enables connection to external keyboards and switch contacts using the CL-1 Remote Control and Keyboard Interface.

  • Page 24: Outputs - Analog And Digital

    Outputs – Analog and Digital The 722 has two discrete output buses , the Analog Output Bus (Bus 1) and the Digital Output Bus (Bus 2). Each side (left and right) of the two-channel buses are assigned their audio sources indepen- dently, enabling the 722 to feed multiple audio devices with unique program content.

  • Page 25: Headphone Output

    Because of the record buffering topology of the 722, a delay of up to 12 seconds can be expected before recorded audio appears at the output. The 722 will play back recorded audio from the media highlighted on the LCD panel (see...

  • Page 26: Ms Stereo Monitoring

    (backlight) key at any time. If DONE is pressed in the first headphone slot, the 722 will select a single option (Tracks A, B) for head- phone monitoring. The 10 factory presets will be erased.

  • Page 27: Headphone Favorite Selection

    Headphone Warning Tones The 722 can generate an audible beep, or warning “bell”, in the headphones when an error has oc- curred. The specific error will be reported on the LCD. The output level of the warning bell is menu- selectable from off to –12 dBFS in the setup menu.

  • Page 28: Output Meter

    300 mS. While giving a very good visual indication of perceived loudness, VU meters gives poor information on actual signal peaks and are virtually useless for tracking to the 722. In VU mode, the front panel meter labeling is in volume units.

  • Page 29: Peak Leds

    Input Peak The 722 has a peak LED associated with each input. These LEDs illuminate when input signal reaches –3 dBFS. There is no user-adjustment to the Input Peak LEDs. These LED’s also function as indicators of input mute activity (see Input-to-Track Routing).

  • Page 30: Lcd Contrast & Backlight, Led Brightness

    (setup menu selected) the LEDs are toggled on and off with the LCD backlight key. LCD Gain Display By default, the 722 displays the set Bit Depth and Sampling Rate in the right-hand side of the Main LCD Display. The gain level for inputs 1 and 2 temporarily override the Bit Depth and Sampling Rate display while the input gain pots are in use.

  • Page 31: Recording

    The largest, most easily accessed control on the 722 is the record key. Recording takes priority over all activity except for disk formatting, disk speed tests, and file transfers. The 722 will immediately enter record mode when the record key is pressed. When recording, the adjacent red LED will illuminate to indicate that the unit is in record mode.

  • Page 32: Pre-Record Buffer

    When removing the CompactFlash from the 722, always observe the amber CF activity LED. If it is lit, wait until it goes out before removing the CF. If you remove the CF while the LED is lit, the file will be corrupted and there is a possibility of FAT corruption as well.

  • Page 33: Record Timer

    Record Timer The 722 is equipped with a record start and stop timer. This allows a user to record a take at a specific time from an unattended recorder. Set the start time in the Setup Menu option Rec: Timer Start then set the record stop time in the Setup Menu option Rec: Timer Stop.

  • Page 34: Audio File Formats

    MP2, MP3, or FLAC. Files created by the 722 receive the .WAV, .MP2, .MP3, .FLAC file extensions. The 722 will read files with the .BWF extension. .WAV The 722 has two file type options for recording WAV files, mono and poly. Select the file type in the Setup Menu option REC: FILE TYPE. Monophonic When WAV Mono is selected, the 722 will generate a separate audio file for each recorded track.

  • Page 35: .Mp2

    The 722 includes iXML (revision 1.5) data in addition to the broadcast wave extension data. For iXML-aware software applications this data is available. For applications that don’t recognize iXML, this information is ignored.

  • Page 36: Recording Time Calculation

    165.4 82.8 The chart above shows recording time available with the 722. Time is expressed in hours per track (track-hours) at the specified data rate supported by the 722. If recording two tracks, divide the track hours figure by two. Note that the 722 supports additional sample rate/bit depth combinations, however, only the most common are included below.

  • Page 37: Mp3 Compressed Record Time In Hours

    File Naming / Numbering Files generated by the 722 are named using a syntax made up of four parts: scene number, take num- ber, mono track designator (if mono file is selected), and extension.

  • Page 38: Scene Name/Number

    “-” or “T”. Take numbers can be overridden and a new take number can be set in the setup menu. If the 722 detects a file with a duplicate name in the destination folder, a letter suffix, starting with “A”...

  • Page 39: Mono Track Name Designators

    Duplicate File Names When the 722 detects that a duplicate file name is going to be generated in any specific folder, the 722 changes the file name by adding of a letter suffix before the extension. For instance, if take numbers are reset but files are recorded to the same folder as previous files, a suffix “A”...

  • Page 40: File Management

    Root Folder, a Daily Folder, or a Scene Folder. Folder Actions All files generated by the 722 can be saved to the Root directory, a Project Folder, a Daily (Roll) Folder, or a Scene Folder (Files are saved to the Root directory by default). File organiza- tion is managed in the Setup Menu option FILE: FOLDER OPTIONS.

  • Page 41: File Viewer Screen

    The top line displays the folder path in the form of media\folder name. File names are listed in the order they were recorded. Data files not native to the 722 will not show in the File Viewer, although folders that they occupy will be visible.

  • Page 42: File Time And Date

    File Time and Date Similar to a computer file system, all files recorded by the 722 are stamped with the time and date of file generation. To ensure that accurate time-of-day and file generation dates are written for each file, make certain that the time-of-day clock and calendar are accurately set.

  • Page 43: Setting/Clearing Flag Bits

    Error Conditions: If a file is to large for the destination medium, the 722 will give you the option to skip the it or cancel copying. If an error occurs during file copying, the 722 will prompt to cancel the transfer. When the...

  • Page 44: File Deletion

    722 User Guide and Technical Information File Deletion Any file or folder on either internal hard drive or CompactFlash can be deleted. Permanently delet- ing files is a two-step process. Similar to Mac OS and Windows operating systems, the 7-Series uses a “trash”...

  • Page 45: Take Number Incrementing

    Take Status Takes recorded by the 722 can be marked as Circled or as No Good. Take Status is used to mark the quality of the take so that post can quickly identify which takes to use. The Take Status of the last take recorded can be quickly changed in the Take Status Menu.

  • Page 46: Storage Medium - Internal Drive

    Press the soft Circle (Menu) key to mark the take as Circled or press the soft No Good (HDD) key to mark the take as No Good. The check mark appears in the selected box and the 722 automatically re- turns to the Main Display.

  • Page 47: Formatting

    722 User Guide and Technical Information Formatting The drive installed in the 722 is formatted at the factory as a single-partition FAT32 volume. If a drive with multiple partitions is installed, the 722 will only “see” the primary partition. The 722 can only address one partition.

  • Page 48: Drive Replacement

    The mechanical construction of the 722 is designed to minimize the transmission of shock to the hard drive. The drive is isolated from the chassis using special shock-reducing closed-cell foam. This material increases the amount of shock the hard drive can withstand.

  • Page 49: Storage Medium - Compactflash

    CompactFlash (CF) is a practical, portable storage medium for audio recording. Its speed, reliability, and price continue to evolve to the benefit of portable recorders. The 722 can write to and read from CF as either its sole recording medium or simultaneously with the internal hard drive.

  • Page 50: Qualified Cf Cards

    SanDisk, and Kingston Technology cards in capacities from 128 MB and above will successfully operate in the 722. The unit will support up to 2 TB of data. It is not feasible for Sound Devices to test all available CF cards for compatibility or maximum throughput with the 722. Use the CF transfer speed test to verify that an installed card can support the needed read/write speed.

  • Page 51: Firewire Bus Powering

    722 User Guide and Technical Information 722 will prompt the user to format the drive. If the drive is already formatted as a FAT32 volume the drive will be ready to be selected as a storage medium. The front panel drive LED will illuminate to show which drives are available for recording.

  • Page 52: File Transfer - Firewire

    The 722’s FireWire (IEEE-1394) port makes transferring of recorded files to a computer quick and easy. When connected to a computer, the internal hard drive and CompactFlash card of the 722 will mount to a Mac OS X or Windows computer as a local, removable mass storage volume. Using Mac Finder, Windows Explorer, or any other file utility, files can be copied, read, and deleted directly to and from the 722 hard drive.

  • Page 53: Powering

    In Windows, right-click the drive icon and select “eject.” The cable between the computer and 722 can now be disconnected. If a future connection is going to be made the cable can be left connected.

  • Page 54: Time Of Day Battery

    DC source the power LED and battery voltage display flashes, to alert the user. When the external DC reaches 9 volts, the 722 will automatically switch over to the removable battery. If no battery is installed the unit will shut down.

  • Page 55: Power-Up Messages

    The best determination of your run time is to experiment with a given record- ing setup. The 722 power consumption varies over a range between 4 W to 20 W (12 volts), depending on ac- tive functions. The following functions have the most significant affect on power consumption: Inputs Active analog inputs increase power consumption.

  • Page 56: Firmware Upgrades

    Transfer the firmware file (it will be named version _ number.prg) to the 722 internal hard drive via FireWire or onto a CF card. If there are multiple firmware files on the media, the 722 will select the first firmware file available. There is no provision to skip to the next file. To prevent confusion, ensure that there is only one firmware file available on any 722 media.

  • Page 57: Cl-1 Remote Control And Keyboard Interface

    PS/2 compliant computer keyboards and enable external devices to control the 722. When us- ing the CL-1, front panel controls and menu selections on the 722 can be mapped to keyboard short- cuts, allowing for full keyboard control of the recorder. Additionally the CL-1 has contact closures for programming remote inputs or outputs.
  • Page 58 Goes to the end of the string being edited Assignable Shortcuts Keyboard shortcuts can be programmed to control nearly every function on the 722. Shortcuts can select and change menu items with a simple key strokes. Combinations of computer keyboard func- tion keys, along with Control-, Alt-, and Shift- can also be programmed.

  • Page 59: Logic Inputs And Outputs

    722 User Guide and Technical Information Select an unassigned shortcut number for programming. If a duplicate key sequence is selected the low- est shortcut number action takes place. The example below shows the F1 key being reprogrammed. After selecting a key sequence select the desired Setup Menu item or action. The example below shows the reprogramming of the F1 key to change the sampling rate to 48048.

  • Page 60: Logic Inputs

    The 722 has four built-in presets and one user preset per media. Built-In Presets The 722 is shipped from the factory with the factory preset applied. Its settings are listed below. Three additional presets, film, reporter, and music presets allow for quick setup of typical param- eters for the defined application.
  • Page 61 722 User Guide and Technical Information Film Reporter Music 722 Presets Factory Preset Preset Preset Preset Rec: Pre-Roll Time 2 Sec 2 Sec 2 Sec 2 Sec Rec: Dither Rec: Timer Start Disabled Disabled Disabled Disabled Rec: Timer Stop Disabled...
  • Page 62 All of the set parameters in the table above can be saved in a file to internal hard drive or to CF card. By entering the Get/Save Setup Menu, the user can save or retrieve parameters to a data file. This binary file is named 722.SUP and is saved in the SOUNDDEV folder on the selected medium. v. 2.67...

  • Page 63: Setup Menu

    722 User Guide and Technical Information Setup Menu The setup menu controls a wide range of parameters for the 722, including all audio routing and re- cording settings. The setup menu is a single, flat architecture with no sub-menus, easing navigation.
  • Page 64 • Either scene or daily - takes reset on either change Rec: Pre-Roll Time Selects the amount of pre-roll time the 722 will add to 0–10 sec. @ 48 kHz the beginning of each file. 0–5 sec. @ 88.2–96.096 kHz 0–2 sec.
  • Page 65 File: Max Size Selects the file size where the 722 will close, then • 4 GB CF (3.6 GB) start a new file. The 722 will not record a file larger • 2 GB CF (1.8 GB) than the selected size.
  • Page 66 Selects the date syntax of the recorder. • mm/dd/yy • dd/mm/yy Time/Date: Set Sets the internal date and time of the 722. <time, date> Resetting the time re-jams the internal time code Clock is not set until <done> is selected generator to the set time.
  • Page 67 Caution, while various PC utilities are able to recover • Empty both files from a re-formatted drive, once formatted old audio data is not accessible by the 722. INHDD: Empty Trash Allows user to delete files previously sent to the trash as well as false takes.
  • Page 68 • German • French CL-1: Re-program The CL-1 has its own firmware which is supplied from the 722. This utility updates the CL-1 firmware. CL-1: Logic Out Assign Each logic output pin can be assigned to go high when • Undefined the unit is in the selected mode.

  • Page 69: Front Panel Button Shortcuts

    722 User Guide and Technical Information Front Panel Button Shortcuts To speed navigation the 7-Series has numerous navigation “shortcuts”. For combinations, hold down the first identified key and continue to hold while pressing the next keys. Function Key Sequence Action...

  • Page 70: Connector Pin Assignments

    722 User Guide and Technical Information Connector Pin Assignments Each connector type, electrical characteristics, and pin assignment is shown below. Connector Pin Assignments Notes 1 – ground 7.5k ohm input impedance, mic level (Analog Inputs) 2 – signal (+) 20k ohm input impedance, line level 3 –...

  • Page 71: Specifications

    722 User Guide and Technical Information Specifications System Sampling Frequency internal: 32, 44.1, 47.952, 48, 48.048, 88.2, 96, 96.096, 176.4, 192 kHz external: 32–192 kHz via word clock input Internal Data Path and 32 bit, 192 dB dynamic range Processing A/D, D/A Converters 24 bit, 192 kHz sample rate maximum.
  • Page 72 722 User Guide and Technical Information Inputs/Outputs – Digital AES3-id 75 ohm, 0.5 V p-p, S/PDIF compatible with RCA adapter Digital Storage Internal hard drive SATA interface 2.5-in hard drive 4200–7200 RPM supported, FAT32 formatted, up to 2 TB addressable serial numbers below 471309092000 use ATA-5 interface 1.8-in or 2.5-in hard drive 4200–7200 RPM supported, FAT32 formatted,...

  • Page 73: Accessories

    7-Series recorders. The filter is powered by the 7-Series XL-1B TA3F to TA3F cable, used to connect the line outputs of the 722 to other TA3 input sources, 12-inch. XL-2 TA3F to XLR-M cable, used to connect analog outputs to third-party devices with XLR-F inputs, 25-inch;...
  • Page 74 NP-type battery cup with 24-inch cable terminated in Hirose 4-pin locking DC connector (HR10-7P-4P) at equipment end. XL-RJ RJ-12 to RJ-12 for C.Link to C.Link 702, 702T, 722, and 744T recorder linking, 12-inch. XL-SATA SATA Drive Interface provides an internal connection to 2.5-inch SATA (Serial ATA) hard drives for 722 originally equipped with PATA / IDE internal hard drives.

  • Page 75: Ce Declaration Of Conformity

    According to ISO/IEC Guide 22 Sound Devices, LLC 300 Wengel Drive Reedsburg, WI 53959 USA declares that the product, 722 Professional Digital Audio Recorder is in conformity with and passes: 89/336/EEC EMC Directive EN55103-1, 1997 EMC-product family standard for audio, video, audio- visual and entertainment lighting control apparatus for professional use.

  • Page 76: Software License

    Sound Devices, LLC product, even if Sound Devices, LLC has been advised of the possibility of such damages.

  • Page 77: Limitation Of Liability

    OR ARISING OUT OF ITS CONTRACTS WITH ITS CUSTOMERS OR OTHER THIRD PARTIES. NOTWITHSTANDING AND WITHOUT LIMITING THE FOREGOING, IN NO EVENT SHALL SOUND DEVICES BE LIABLE FOR ANY AMOUNT OF DAMAGES IN EXCESS OF AMOUNTS PAID BY THE END USER FOR THE PRODUCTS AS TO WHICH ANY LIABILITY HAS BEEN DETERMINED TO EXIST.

  • Page 78: Warranty

    Sound Devices hosts a user support forum. The URL is: http://forum.sounddevices.com Sound Devices cannot guarantee that a given computer, software, or operating system configuration can be used satisfactorily with the 722 Recorder based exclusively on the fact that it meets our minimum system requirements. v. 2.67...
  • Page 80 722 rev. 2.67 - Printed in U.S.A.

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