Toa-electronics D-901 Manuel d'utilisateur

INSTRUCTION MANUALDIGITAL MIXER D-901(Version 3)Thank you for purchasing TOA's Digital Mixer. Please carefully follow the instructions in this ma

10Microphone Bus Control SectionMicrophone bus indicator (21) to light, and allowsfeedback suppression (p. 54), effect (echo) (p.55), and bus assignme

11[Rear]DIGITAL MIXERmodel D-901MADE IN JAPANTOA CorporationGNDSIGNALRS-232C31 32 33 34 35 36 37 38 39 404142Input module slotOutput module slotInput

125.2. Optional ModulesNotes• Make sure that the power is switched OFF before attaching or detaching modules. • To avoid failures due to static electr

135.2.4. D-922E Microphone/Line Input Module49. Monaural Input Terminal [1, 2]Electronically-balanced, removable terminal block. (H: Hot; C: Cold; E:G

5.2.9. D-971E Line Output Module56. Monaural Output Terminal [1, 2, 3, 4]Electronically-balanced, removable terminalblock. (H: Hot; C: Cold; E: Ground

155.2.10. D-971R Line Output Module57. Monaural Output Terminals [1(L), 2(R), 3(L),4(R)]Unbalanced, RCA pin jack output terminals. Eachoutput is equip

165.2.14. D-983 Remote Control Module63. Contact Input Terminal [CTRL IN, 1-6, 7-12, 13-18, 19-24]Six-circuit RJ45 contact inputterminals. Assign func

176. SETTING BASICS6.1. Setting ProceduresThe D-901's functions need to be set using the front-mounted keys and knob according to scenes of use.

18NoteIt is highly recommended that any changed parameters be immediately saved as preset memory on thePreset Memory setting screen. (Refer to p. 57,

19NOM Attenuation ON/OFF Settings(p. 39)Input Channel Group Trim Gain Settings(p. 40)Auto-Mixing Group Settings(p. 37)Input Channel Gain Settings(p. 4

2TABLE OF CONTENTS1. SAFETY PRECAUTIONS ... 62. GENERAL DESCRIPTION ...

20Output 1 Gain SettingsOutput 8 Gain SettingsOutput Channel Gain Settings(p. 42)Output Channel Group Trim Gain Settings(p. 42)Delay Time Settings(p.

216.2.2. Microphone bus settingsAuto mode activationFilter number settingsDynamic mode filter initializationAuto mode filter initializationFeedback su

226.2.4. Utility settingsRS-232C transmission rate settingsControl Mode SelectionPreset memory recallVolume UPVolume DOWNChannel ON/OFFLine (stereo) i

236.3. Setting Keys and KnobONMIC BUSFBSEFFECT8765123456121110987INPUT OUTPUT4321ONSEL+12dB+6dB0dB-6dBPEAK-40dB-20dB-12dB0N SIG SELSEL SIG 0N 0N SIGSE

246.4. Setting Screen Displays[Input/Output Gain Setting Screen Example]IN 1] [OUT1]– INFdB 0.0dBIndicates the object currently being set. In this ex

257. INPUT/OUTPUT GAIN SETTINGSThere are 3 possible setting methods.7.1. Input and Output Channel Control Section SettingsStep 1. Press the desired In

268. INPUT-RELATED SETTINGSThe channel selected with the Input channel selector keys can be enabled or disabled using the Input channelON/OFF key. To

278.4. Channel Status Verification (Only with D-923AE or D-937SP module)[ I N 1 ] STATUS LOCK• Input signal status of each channel can be verified.

288.5. Line (Stereo) Input Selection (Only with D-936R or D-937SP module)[IN 1] LINE SEL[1] 1 2 34ONPARAMETERPUSH-ENTERCHANGE• Rotate the Setting kno

298.7. High-Pass Filter SettingsONThe high-pass filter function can be enabled or disabled for the displayed channel by using thefunction ON/OFF key e

38.6.2. Input trim polarity settings ... 288.7. High-Pass Filter Settings8.7.1. Cu

308.8. Equalizer SettingsONWhen the (low or high frequency) Equalizer setting screen is displayed, equalization for thedisplayed channel can be enable

318.10. Compressor Settings (only when the compressor mode is selected in Section 8.9.)NoteNo following displays appear when the auto-leveler mode is

328.10.2. Ratio settings[IN 1] COMPRATIO 1:1PARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the ratio. Parameter setting range: 1:1, 2:1, 3

338.11. Auto-Leveler Settings (only when the auto-leveler mode is selected in Section 8.9.)The auto-leveler function performs to keep the output level

348.12. Level Sense SettingsThe level sense refers to a parameter used to adjust the sensitivity by which the gate detects an input signallevel. Prope

358.13. Gate SettingsThe gate function allows the input signal to be passed,attenuated or cut depending on its signal level. The gate allows the signa

368.13.3. Depth settings[IN 1] GATEDEPTH –20dBPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the depth (signal attenuation whenthe gate is

378.14. Auto-Mixing Group SettingsBoth the Ducker function (next page) and the NOM Attenuation function (p. 39) are Auto-Mixing Functions thatautomati

388.15. Ducker SettingsThe ducker function is one of the D-901's auto-mixing functions, and automatically adjusts individual inputchannel gains i

398.16. NOM Attenuation ON/OFF SettingsThe NOM Attenuation function is one of the D-901's auto-mixing functions, and automatically adjustsindivid

49.4.1. Parametric equalizer ... 479.4.2. High-pass filter ...

408.17. Input Channel Gain Settings[IN 1] FADERON – IN FdBONPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the input channel gain.Parame

418.19. Bus Assignment and Crosspoint Gain SettingsON[IN 1] ASSIGN[OUT1] ––––––––MPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to select the out

429. OUTPUT SETTINGSOutput channels selected with the Output channel selector keys can be enabled or disabled using the outputchannel ON/OFF key. Use

439.3. Crossover Settings (Only when Crossover function is enabled)The following screens are displayed only when the crossover function is enabled on

449.3.2. Cutoff frequency settings[ OUT 1 ] XOVER - HFFREQ 1.00kHz[ OUT 1 ] XOVER - L FFREQ 1.00kHz(Low frequency)(High frequency)PARAMETERPUSH-EN

459.4. Filter SettingsONWhen any of the following screens is displayed, the filter function for the displayed channel can beenabled or disabled by pre

46[OUT1] FILTER1TYPE THRU[OUT1] FILTER2TYPE THRU[OUT1] FILTER2TYPE HORN EQ[OUT1] FI LTER2GA I N + 0 . 0 dB[OUT1] FI LTER2GA I N + 4 . 0 dBPARAMETERPU

479.4.1. Parametric equalizer[OUT1] FILTER1TYPE PEQPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to select PEQ and enter the ParametricEquali

48[Q settings][OUT1] FILTER1Q 1.000PARAMETERPUSH-ENTERCHANGE• The Q setting can only be performed when HPF-12 dB isselected.• Rotate the Setting kn

499.4.6. Horn equalizer[OUT1] FILTER1TYPE HORN EQPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to select HORN EQ and enter the HornEqualizer se

512.5.2. Function assignment to the output contact ... 6712.6. Protect Settings ...

50[Q settings][OUT1] FILTER1Q 0.267PARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the Q.Parameter setting range: 0.267 – 69.249 (96 poi

519.5.3. Attack time settings[OUT1] COMPATTACK 1 0 . 0msPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the attack time. Parameter setting

5210. MICROPHONE BUS SETTINGSThe Microphone Bus setting screen is displayed when the Microphone Bus selector key is pressed.SEL10.1. Feedback Suppress

5310.1.3. Filter number settings[Mi cB] FBSAUTO : DYN 7 :5PARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the number of filters to be used

5410.2. Feedback Suppression Filter Setting ConfirmationThe settings of all 12 Dynamic and Auto mode feedback suppression filters can be quickly confi

5510.3.1. Echo gain settings[Mi cB] ECHOOUTGAIN – 10dBPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the echo gain.Parameter setting range

5610.3.5. Low-pass filter frequency settings[Mi cB] ECHOLPF-F 3.75kHzPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to set the low-pass filter fr

5711. PRESET MEMORY SETTINGSPRESETThe preset setting screen is displayed when the Preset key is pressed. Pressing the key again exits the preset setti

5811.2. Preset Memory RecallRecall the stored preset memory.[ PRESET ] LOADNo . 1 OK?Step 1. Press the and shift keys to select the desired preset

5911.4. Preset Memory Crossfade Time SettingsSet the crossfade time when the currently selected preset memory is switched over to a newly recalled one

6When Installing the Unit• Do not expose the unit to rain or an environmentwhere it may be splashed by water or other liquids,as doing so may result i

6011.5. Initial Preset Memory SelectionSelect the preset memory number (1 – 16) or LAST MEMORY to be automatically recalled when the power isswitched

6112. UTILITY SETTINGSUTILITYThe utility setting screen is displayed when the Utility key is pressed.12.1. Stereo Link Settings[UTY] STR LINK[IN 1 ] [

62Step 3. Rotate the Setting knob to select the channels to be grouped together with the channels displayed inthe [ ] area on the upper row. (The s

63[ UTY ] XOVER– LF[OUT1] NONE[UTY] XOVER– LF[OUT1] NONE[UTY] XOVER– LF[OUT1] LPF12[UTY] XOVER– LF[OUT1] LPF24[ UTY ] XOVER– LF[OUT8] NONECrossover co

6412.4. NOM Attenuation SettingsNOM is an acronym of Number of Open Microphones, and represents the number of microphones in openstatus (the number of

6512.5. Contact Input/Output Settings (Available only when D-981, D-983, or D-984VC is used)Many different functions assigned to the input and output

66[Setting Procedures (Example. Assigning Preset Memory 3 recall to Contact Input 2)]PARAMETERPUSH-ENTERCHANGE132[UTY] RM IN1 : NONE[UTY] RM IN2 : NON

6712.5.2. Function assignment to the output contactThe following functions can be assigned to output contacts (1 – 8 when the D-981 or D984-VC is used

6812.6. Protect SettingsOperation misses can be avoided by protecting front panel-mounted key operations.Tips• To make subsequent protections valid wh

69[UTY ] PROTECTALL : ONON[UTY ] PROTECTUTILI TY :ONON[UTY ] PROTECTPRESET :ONON[UTY ] PROTECTCHG P ARAM : ONON[UTY ] PROTECTCURSOR : ONON[UTY ] PROT

72. GENERAL DESCRIPTIONTOA's D-901 is a 19-inch rack-mounted (3U high) digital mixer configured with 12 inputs, 8 buses, and 8outputs. It feature

7012.7. RS-232C Port Settings[UTY] RS- 232CMODE PC CTRLPARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to select the mode that matches the typeof e

7112.8. All Input/Output Channel Gain Confirmation[ UTY ] ALL FADERPOS I T I ONINOUT• Gains of all input channelscan be simultaneouslyconfirmed. Chann

12.10.1. Individual slots confirmation[ UTY ] SLOT1:D-921F/E(A)PARAMETERPUSH-ENTERCHANGE• Rotate the Setting knob to confirm the type of module instal

73• Slot numbers are displayed on the upper row, and the inserted moduletypes on the lower row.A: D-921E or D-921F Microphone/line input moduleB: D-92

7413. RESTORING FACTORY DEFAULT SETTINGSPerform the following procedure to reset all parameters to the factory default settings.Step 1. Turn the power

75Step 3. Select the menu items [Start → Program → TOA Digital Audio Control → Update D-901 Firmware].The D-901 Firmware Update screen appears.468The

15. RACK MOUNTINGNoteThe supplied rack mounting screws are specialscrews for the TOA equipment rack.They cannot be used for other racks.Cautions• Inst

7716. CONNECTIONS16.1. Connection Example 1MicrophoneBGM player (Cassette deck, CD player, MD player, etc.)AMX, Crestron, or other control equipmentSp

78MicrophoneBGM player (Cassette deck, CD player, MD player, etc.)MicrophonePower amplifierRemote controllerRemote controllerMain speaker (R)Main spea

79Connector connectionsStep 1. Detach the unit's rear-mounted input/outputconnector (removable terminal plug) from the unit.Step 2. Loosen the te

85. NOMENCLATURE AND FUNCTIONS5.1. D-901 Digital Mixer[Front]ONMIC BUSFBSEFFECTUTILITY8765123456121110987PRESETINPUT OUTPUTPARAMETERDIGITAL MIXER mode

8016.5. Connections of the D-984VCThe optional VCA Fader Unit D-911 can remotely control the VCA Control Module D-984VC.However, You can make a specia

81[Connections to the output channel VCA terminal]1 OUT CH 1RJ45D-984VC[OUT CH 1 - 4]2 OUT CH 23 OUT CH 34 C (GND)5 V (+5 V)6 OUT CH 47 V (+5 V

8217. BLOCK DIAGRAM AutomaticAutomaticOnly when using the D-984VCFront panel+15 V PAD AD+15 V PAD ADDIR DE-EMP SRCDIR DE-EMP SRC+15 V PAD AD+15 VDIP

83 Only when using the D-984VCCPUDSPControl12345678 M12345678SIG LEDONFaderONFaderONFaderONFaderONFaderONFaderONFaderONFaderVCAVCAVCAVCAVCAVCAVCAVCAE

8418. LEVEL DIAGRAMS18.1. Analog Input/OutputMicrophone/Line Input ModuleD-921F, D-921E, D-922F, or D-922EDSPLine Output ModuleD-971M, D-971E, or D-97

8519. PARAMETER SETTING ITEMS AND SETTING RANGESNote: Underlined parameters are factory-preset.[Input and Output/Trim Settings][D-921F or D921E settin

86[Auto-Leveler Settings]Setting Item Setting RangeTarget Level –20 to +10 dB (0 dB), 1 dB stepsMaximum Gain 0 to +20 dB (+6 dB), 1 dB stepsAttack Tim

87[Delay Time Settings]Setting Item Setting RangeDelay Time 0 – 682.6 ms, 0.021 ms stepsON/OFF ON, OFFFilter Type Setting Item Setting RangeParametri

88[Effect (echo) Settings]Setting Item Setting RangeEcho Gain –∞ to 10.0 dB (–10 dB), 1 dB stepsFeedback Ratio 0 – 99% (30%), 1% stepsFeedback Delay 0

8920. SPECIFICATIONS20.1. D-901 Digital Mixer Power Source 100 – 120 V, 230 V AC, 50/60 Hz Power Consumption 40 WFrequency Response 20 – 20,000 Hz

9Preset Memory Selection Section13. Preset Memory Selector Keys [1 – 8]Recall preset memory patterns 1 – 8. To recall,press the desired Preset Memory

90Input 2 channels, Mic/Line changeableMic: –50/–36 dB*, 4.7 kΩ, electronically-balanced, equivalent to XLR-3-31 typeLine: –10/+4 dB*, 10 kΩ, electro

91Input 2 channels, –50/–36/–10/+4 dB* (Selectable with the DIP switch), 4.7 kΩ, electronically-balanced, 3-pin removable terminal blockPhantom power

92Output 4 channels, +4 dB*, adaptable load of over 600 Ω, electronically-balanced, 3-pin removable terminal blockD/A Converter 24 bitsSampling Freq

9320.13. D-961SP Digital Output Module (Optional)Contact Input COM + Terminals 1 – 8: Open voltage: 5 V DC, short-circuit: 5 mA, 10-pin removable term

Printed in Japan133-12-836-7D20.15. D-983 Remote Control Module (Optional)20.13. D-984VC VCA Control Module (Optional)Note: The design and specificati