FreeSpace® E4 Series II Business Music System OWNER’S GUIDE
DECLARATION OF CONFORMITY We, the offerer: Bose Corporation The Mountain Framingham, MA 01701-9168 USA acknowledge our sole responsibility, that the product, Kind of equipment: Amplifier Type designation: FreeSpace® E4 Series II business music system in accordance with EMC Directive 89/336/EEC and Article 10(1) of the Directive, is in compliance with the following norm(s) or document(s): Technical Regulations: EN 55103-1(E2)/EN 55103-2(E2) Report Number: EMC.N9C.02.170.
Safety Information Caution marks on the product The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the system enclosure that may be of sufficient magnitude to constitute a risk of electric shock. The exclamation point within an equilateral triangle, as marked on the system, is intended to alert the user to the presence of important operating and maintenance instructions in this owner’s guide.
Sikkerhedsoplysninger Advarselsmærkater på produktet Disse mærkater er placeret på produktets bagside. Symbolet med et lyn med pilespids i en ligesidet trekant skal gøre brugeren opmærksom på tilstedeværelsen af en uisoleret, farlig spænding i det lukkede system, der kan være tilstrækkelig kraftig til at give elektrisk stød. Dansk Mærket med et udråbstegn i en ligesidet trekant er beregnet påþat gøre brugeren opmærksom på vigtige betjenings- og vedligeholdelsesinstruktioner i denne brugervejledning. 15.
Sicherheitshinweise Warnzeichen befinden sich auf demþGerät 15. Diese Warnzeichen befinden sich auf der Rückseite des Geräts. Das Blitzsymbol mit Pfeilspitze in einem gleichseitigen Dreieck weist den Benutzer auf das Vorhandensein einer nicht isolierten, gefährlichen elektrischen Spannung innerhalb desþSystemgehäuses hin, so dass die Gefahr von Stromschlägen besteht. 16. 17. 18.
Información de seguridad Indicaciones de precaución del producto Las indicaciones de PRECACUCIÓN siguientes están ubicadas en la parte trasera del producto. El símbolo de un relámpago con una flecha, dentro de un triángulo equilátero, avisa al usuario de que dentro de la caja del sistema puede haber voltaje de una magnitud suficiente para constituir un riesgo de descarga eléctrica.
Informations de sécurité Marquage de sécurité du produit Ces marquages de SÉCURITÉ se trouvent à l'arrière du produit. Le symbole représentant un éclair avec une flèche à l'intérieur d'un triangle équilatéral est utilisé pour prévenir l'utilisateur de la présence d'une tension électrique dangereuse non isolée à l'intérieur de l'appareil. Cette tension est d'un niveau suffisamment élevé pour représenter un risque d'électrocution.
Informazioni sulla sicurezza Segnali di avvertimento sul prodotto Questi segnali di ATTENZIONE sono presenti sul retro del prodotto. Il simbolo del fulmine con la punta a freccia all'interno di un triangolo equilatero mette in guardia l'utente contro “tensioni pericolose” non isolate all'interno del telaio del sistema, di entità tale da presentare un potenziale pericolo di scossa elettrica.
Veiligheidsinformatie Waarschuwingen op het product Deze WAARSCHUWINGEN bevinden zich op de achterkant van het product. De bliksemschicht met een pijl in een driehoek is bedoeld om de gebruiker te waarschuwen voor de aanwezigheid van gevaarlijke niet-geïsoleerde spanning in de systeembehuizing, waardoor er een kans op elektrische schokken bestaat.
Säkerhetsinformation Varningsmarkeringar på produkten De här varningsmarkeringarna finns på produktens baksida. Blixten med pilhuvudssymbolen i en likbent triangel är avsedd att uppmärksamma användaren på att det finns oisolerad farlig spänning i systemet som kan vara tillräckligt stark för att innebära risk för elektriska stötar.
Contents 1.0 E4 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 The Bose® FreeSpace® E4 Series II business music system . . . . . . . . . . . . . . . . . . . . . . . . 1.2 E4 system accessories . . . . . . . . . . . . . . . . . . . 1.3 FreeSpace Installer™ software . . . . . . . . . . . . . 13 2.0 Designing with the E4 System . . . . . . . . . . . . . . . . . 2.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.2 Basic design steps . . . . . . . . . . . . . .
Contents 8.4 Common problems . . . . . . . . . . . . . . . . . . . . . . 8.4.1 Communications port error . . . . . . . . . . . 8.4.2 No audio in zone . . . . . . . . . . . . . . . . . . . . 8.4.3 User interface keypads do not operate correctly . . . . . . . . . . . . . . . . . 8.4.4 Bad sound in a zone . . . . . . . . . . . . . . . . . 8.4.5 Auto Volume does not calibrate . . . . . . . . 8.5 Customer support . . . . . . . . . . . . . . . . . . . . . . . 8.5.1 Technical assistance . . . . . . . . . . . . . .
1.0 E4 Introduction 1.1 The Bose® FreeSpace® E4 Series II business music system • Serial Data Interface: RS-232 serial port for easy interfacing to your PC • Remote On/Off Input: Accepts a remote STANDBY switch The integrated 400-watt power amplifier features a patented power-sharing technology which dynamically allocates power to each output.
1.0 E4 Introduction 1.3 FreeSpace Installer™ software Bose® FreeSpace Installer software is included with every E4 system. The Installer software allows you to configure hardware devices such as the E4 system. The Installer software is designed for use on a PC that is connected to the E4 system through a serial data interface.
2.0 Designing with the E4 System 2.1 Introduction the dining area, the music may never be heard in the bar. This section describes the basic steps for designing an E4 system and includes an example. It is assumed that a complete loudspeaker design and layout has already been created. Guidelines for establishing Auto Volume zones Speaker height is… 2.2 Basic design steps >25 ft (7.
2.0 Designing with the E4 System The following are examples of correct and incorrect sensing microphone placements: Ceiling Flush Correct placement Incorrect placement Sensing microphone Sensing microphone Wall Surface Correct placement Incorrect placement Sensing microphone Sensing microphone Mic Installer’s Note: In applications where ceiling height is less than 12 feet (3.6 m), the microphone should be wall mounted.
2.0 Designing with the E4 System When mounting sensing microphones, always maintain a distance of 6 feet (1.8 m) minimum between the microphone and the speaker. Wall Surface Ceiling Flush Sensing microphone ≥6 6' ft (1.8 m) ≥6 ft (1.8 m) Mic ≥6 ft (1.8 m) Sensing microphone Ceiling Surface ≥6 ft (1.8 m) Mic ≥6 ft 6' (1.8 m) 17 of 80 6' Sensing microphone ≥6 ft (1.
2.0 Designing with the E4 System 2.2.3 Step 3 – Determine volume control requirements 2.2.4 Step 4 – Determine the speaker requirements Decide which areas will have volume controls. Create a control map, such as the following, showing the types of controls that will be used, and the areas in which they will be installed. Determine the speaker coverage required for the design.
2.0 Designing with the E4 System 2.2.5 Step 5 – Determine the E4 requirements Now we can take a look at how the maps we created can help us determine the quantity of E4s we will need. Once you have identified the areas that use Auto Volume and unique loudspeakers, you can combine different areas based on the types of sources and controls they are using. Sources 1 2 3 Controls 4 ● AV1 AV2 VC1 Loudspeakers VC2 M32SE Total W E4 Ch.
2.0 Designing with the E4 System 2.
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2.0 Designing with the E4 System Hotel lobby 22 ft (6.7 m) 40 ft (12.
3.0 E4 Hardware Description 3.1 Front panel 4 3 1 5 6 2 3.1.1 Controls channels: Green = Normal operation 1 STANDBY – The STANDBY button switches the unit Red = Fault condition between standby and active.
3.0 E4 Hardware Description 3.
4.0 Hardware Installation 4.1 Introduction 4.3 Placement guidelines This section provides instructions for installing the FreeSpace E4 system hardware on a tabletop or in a rack. • Place the E4 unit where it is protected from heat and allowed adequate ventilation. 4.2 Included accessories • Place the E4 unit away from direct heat sources, such as heating vents and radiators. ® The following accessories are shipped with the E4 unit in the FreeSpace E4 System Accessory Kit (PC030105).
4.0 Hardware Installation 4.5 Rack mounting the E4 unit Required accessory: FreeSpace® E4 System Rack Mount Kit (PC029858) TS AMPOUTPU 1 2 3 4 SYSTEM STATUS STANDBY 1 ES AUDIO SOURC 4 3 2 DIRECT INPUT USB Rack ears (8) #8-32 x 1/2 in ce FreeSpa ic BusinessMus System Attaching rack ears to the E4 chassis The E4 unit requires three 1.75" (4.4 cm) rack space units with a 16" (40.6 cm) inside depth (including the rear supports).
4.0 Hardware Installation 4.6 Installing accessories 4.6.2 User interfaces Required accessory: FreeSpace E4 System User Interface Kit [PC029856 (U.S.), PC029857 (Euro)] or FreeSpace E4 Auto Volume Interface Kit [PC030101 (U.S.), PC030102 (Euro)] or FreeSpace E4 System Page Interface Kit [PC030103 (U.S.), PC030104 (Euro)] 4.6.1 Sensing microphones Required accessory: FreeSpace® E4 System Auto Volume Mic Kit [PC029859 (U.S.
4.0 Hardware Installation Keypad schematic: User interface wiring: 12345678 Installer’s Note: Use only standard ethernet (Cat 5) cable to connect the user interface to the E4 unit. DO NOT use crossover (XOV) cables. +5VD +5VD .
4.0 Hardware Installation 4.7 System wiring 4.7.3 User interface connections Connect the user interface from each zone to the appropriate WALL PLATE CONNECTION jack. Installer’s Note: Disconnect the E4 unit from the AC (mains) power before making any input/output connections. Installer’s Note: Only use standard ethernet (Cat 5) cable to connect the user interface to the E4 unit. DO NOT use crossover (XOV) cables. 4.7.
4.0 Hardware Installation 4.7.5 LINE 1/LINE 2 source input 4.7.6 AUX MIC/LINE 3 source input Audio sources can be connected to the LINE 1 and LINE 2 inputs using one of the following cable types. A microphone or an audio source can be connected to the MIC/ LINE 3 input using one of the following cable types.
4.0 Hardware Installation 4.7.7 PAGE/MIC/LINE 4 source input 4.7.8 DIRECT IN/CONTROL source input A microphone or an audio source can be connected to the PAGE/ MIC/LINE 4 input using one of the following cable types. A microphone or an audio source can be connected to the DIRECT IN input using one of the following cable types. The control (PTT) input requires a normally open switch.
4.0 Hardware Installation 4.7.9 Amplifier ZONE OUT outputs 4.7.10 Output voltage setting (70/100V) Speaker systems in up to four zones can be connected to the ZONE OUT amplifier outputs. Check the OUTPUT VOLTAGE switch setting and change if needed. OUTPUT VOLTAGE Installer’s Note: Please notice the polarity markings on the ZONE OUT 1-4 connectors. Wire each connection as shown, using the 2-terminal output connector from the accessory kit.
4.0 Hardware Installation 4.8 AC power connections 4.7.11 ZONE 4 LINE OUT output The ZONE 4 LINE OUT jack provides a line-level output that duplicates the program material on LINE 4. This may be used to feed another Bose® amplifier installed for a large zone. The 12V control output is used to connect to Bose amplifier sequence inputs.
5.0 Using FreeSpace® Installer™ Software 5.1 Installing the software 2. Insert the FreeSpace® Installer™ software CD into the CD tray of your laptop PC. Verify that the STANDBY indicator is lit on the E4 front panel. Then press the STANDBY push button to switch the E4 hardware to the operating mode. Set the E4 rear panel POWER switch to ON. If the install program does not start automatically, open “My computer” from the desktop, double-click on the CD-ROM drive icon, and double-click on the “Setup.
5.0 Using FreeSpace® Installer™ Software 3. Programmer’s Note: If you encounter the “Choose COM port” dialog box, immediately follow the displayed recommendations for correcting the problem. DO NOT click the Cancel button until after trying each of the given recommendations. Launch the FreeSpace® Installer™ software. The Installer software splash screen will appear on your screen. Programmer’s Note: Before dismissing the “Choose COM port” dialog, select the COM 2 port and click Try Again.
5.0 Using FreeSpace® Installer™ Software 5.2.1 No hardware detected If after launching the Installer™ software a hardware device is not found, the status window reports a failure to detect connected hardware: In this case, clicking the Close button results in a blank hardware setup window. • Click Upgrade to upload the latest version of microcontroller code to the device. When the "Upload Complete" window appears, click Close. Then, finish the installation and configure your hardware device.
5.0 Using FreeSpace® Installer™ Software 5.3 The Installer™ software user interface The following describes the software user interface.
5.0 Using FreeSpace® Installer™ Software Tool box System overview pane – After connecting your PC to a system, this pane will list the hardware device. After you select the device to establish a connection, the name of the hardware device is highlighted. Open File – Displays the file open dialog. Save File – Saves the design file and the current settings of the connected hardware device to your PC’s hard drive.
5.0 Using FreeSpace® Installer™ Software 5.4 Set Up Hardware mode Using the Set Up Hardware mode, you can create new system configurations. The following example displays the software front panel for the FreeSpace® E4 Series II system. The hardware setup window consists of three panes: System overview pane – This pane displays the selected hardware device that you are currently configuring. For more information on the system overview pane, see “The Installer™ software user interface” on page 37.
5.0 Using FreeSpace® Installer™ Software 5.5 Set Up Schedule mode The Set Up Schedule mode allows you to automate a system by creating up to 64 events. To select the Set Up Schedule mode, click the Schedule button under Set Up System. The features and controls of the Set Up Schedule window are as follows: Event list selection tabs – These tabs determine which list of events is displayed. Click the top tab to display the system event list.
5.0 Using FreeSpace® Installer™ Software 5.5.1 Setting the clock The date and time of the hardware clock is initially set in Eastern Standard Time. After your PC is connected to the hardware, check the clock and set it as necessary for the time zone and region of your installation. Adds a system Auto On/Off event This event applies only to the whole system. You can select individual on or off times for the day(s) you choose. Or, you can select on and off times in a single statement.
5.0 Using FreeSpace® Installer™ Software 5.5.3 Viewing and changing event settings Adds a zone Source Change event This event allows you to change the source at a specified time on selected days of the week. To view any event and change the settings, first click the system or one of the zone tabs. Then select an event in the list to display the event settings in the control pane. Now, you can edit the settings just as when an event is added. 5.5.
5.0 Using FreeSpace® Installer™ Software 5.6 Service Hardware mode Service Hardware button The Service Hardware mode provides a list of any system errors that have occurred. To view the Error Log, click the Service Hardware button. If you are already connected to hardware, the Error Log is retrieved from the hardware and displayed in the window. If not yet connected, select the hardware in the System Overview pane and after establishing the connection, click and then click (Detect Hardware) .
6.0 E4 System Setup 6.1 Introduction POWER switch Rear This section provides instructions on setting up an installed E4 system. To set up an E4 system you need a PC running the FreeSpace® Installer™ software. RISK OF ELECTRICA L SHOCK DO NOT OPEN RISQUE DE CHOC ELECTRIQUE NE P AS OUVRI R ON POWER OFF 6.
6.0 E4 System Setup 6.3 System setup procedure 6.3.1 Output gain The first time you turn on an E4 system it loads its factory (default) configuration settings. These settings were stored in the E4 when it was manufactured. Once your PC is fully connected to the E4 system, you can use the Installer™ software to make changes to the factory configuration settings. The controls in the Output Gain control panel allow you to control the amplifier output of the E4 system. Page gain setting Max.
6.0 E4 System Setup 2. Set the minimum output gain. This sets the desired minimum volume within a zone. Play a source that will be used in the zone and adjust the volume slider to the desired minimum level. Raise the minimum gain stop up to the volume slider level. 3. Set the initial output gain. When the E4 system is switched from standby to operating mode, it loads its configuration (initial settings). Wherever the volume slider is set when you save the configuration becomes the initial gain setting.
6.0 E4 System Setup Programmer’s Note: If you are using the E4 system to drive speakers that are not Bose® products, choose the No EQ setting or one of the four high-pass filter settings at the end of the list. The No EQ setting helps protect the E4 against loudspeaker transformer saturation when non-Bose loudspeakers are connected to the E4 hardware. This setting acts as a band pass filter and allows energy between 80 Hz and 16 kHz to be sent to the amplifier section of the E4 electronics. 6.3.
6.0 E4 System Setup Input gain setup sequence Input gain meter – The input gain meter indicates the average input signal level of the hardware. The meter is divided into three color segments: 1. Set Opti-source® to Off. This allows you make the initial gain setting. 2. Select the source Type and determine if Mic Power +12V is needed. Set Mic Power to On if required. Leave it in the Off setting if you are using line inputs.
6.0 E4 System Setup 6.3.4 Source assign When the source appears in the ZONE Sources list, it is assigned to the current zone. Once a source is assigned to a zone, that source is no longer available in the System Sources list and appears grayed out. In the Source Assign control, you can choose which system sources will be available in each zone. The Source Assign control panel lists all system sources on the left and zone sources on the right.
6.0 E4 System Setup To set up paging in a zone 6.3.6 Page setup In order to use paging in a zone, first you must assign the PAGE source to the zone. Then select the appropriate settings in the Page Setup (page 50) control pane. The Page Setup control panel is used to set up the MIC/PAGE/ LINE 4 input for paging. The page setup is available when “Mic/ Page” or “Line/Page” is selected for “Type” in the Input Gain control panel. Paging type Detection type Active page indicator Ducking parameters 6.3.
6.0 E4 System Setup Page setup with Opti-voice® off Setting up Multi-zone paging 1. Set Opti-voice to Off in the Page Setup control panel. This enables the Ducking Depth and Release Time controls. 1. Assign the PAGE source to all zones that will be paged. See “To set up paging in a zone” on page 50. 2. Set the Ducking Depth to the amount in dB that the music will be reduced to once a page is triggered. 3. Set the Release Time to the length of time (secs.
6.0 E4 System Setup Paging operation 6.3.7 Zone EQ When a page signal is triggered, the music signal is ramped down according to the ducking time. The ducking time is preset at 20 ms for Auto detection and 0 ms for PTT triggering. The music level is reduced by the ducking depth which can be adjusted using the ducking depth control. Ducking depth is adjustable from 0 to –40 dB.
6.0 E4 System Setup 6.3.8 Dynamic EQ • DO NOT USE AUTOTRANSFORMERS: DO NOT use an auto transformer on the speaker line to adjust the speaker volume. Dynamic EQ will not operate properly with this added component. The Dynamic EQ control panel provides an on/off control to enable/disable Dynamic Equalization in the current zone.
6.0 E4 System Setup IMPORTANT: Before you calibrate Auto Volume Auto Volume setup procedure Programmer’s Note: While the Auto Volume calibration is running, • Make sure that the system hardware installation is complete and that all components (sense microphones, speakers, and Auto Volume user interfaces) are properly connected. Remember that speakers must be directly wired to the ZONE OUT connectors on the E4 rear panel. ZONE 1 Sense E4 System Mic ZONE OUT 1 • DO NOT use the paging microphone.
6.0 E4 System Setup 5. 6. Click Continue. Your Auto Volume Tracking settings are confirmed. If the tracking settings are not correct, click the Cancel button, change the settings, and start the setup process again. 7. Click Continue. All sources assigned to the zone are listed in the window. You are asked to confirm that a source is connected and operating. If the source list is wrong, click the Cancel button, use the Source Assign control panel to correct the problem and start the process again.
6.0 E4 System Setup 8. Click Continue to begin the source calibration process. 9. The source calibration process takes about three minutes per source. For each source, the input gain is measured and optimized, and the source level is activated. When this is done, the software displays the following confirmation. 56 of 80 Click Continue to begin the Zone Microphone Calibration. This calibration is performed using a test signal at the maximum zone volume and takes about 5 minutes.
6.0 E4 System Setup Programmer’s Note: If this process fails, a dialog similar to the following will appear. Check the sensing microphone installation and make sure all sources are operating. Following a successful microphone calibration, the software automatically flashes the hardware to save the configuration. 10. At the end of a successful Auto Volume calibration, the software displays a list of controls that are disabled when Auto Volume is on. Click Finish to exit Auto Volume Setup.
6.0 E4 System Setup When to repeat the Auto Volume calibration You will need to repeat the Auto Volume process if: Band pass filter ZONE source input • You reset a calibrated zone. • You physically replaced source hardware. • You moved a sensing microphone. • You changed a speaker tap. Auto Volume Algorithm • The source hardware has an output control and you changed its setting after you calibrated Auto Volume. • You have flashed an existing file into a new hardware device in a new installation.
7.0 User Interface Operation 7.1 Enabling keypad operation Standard User Interface Example User interface keys for assigned sources are enabled only after flashing the hardware. Keys for any unassigned sources are automatically disabled after flashing the hardware. 7.
7.0 User Interface Operation 7.4 Auto Volume user interface operation Auto Volume User Interface Example The Auto Volume user interface provides source selection, volume up/down, and Auto Volume on/off controls. Auto Volume User Interface Select LINE 1 input source Volume up (2 dB steps) Select LINE 2 input source Volume down (2 dB steps) Select LINE 3 input source Auto Volume on/off • Press 1, 2, or 3 to select the audio source connected to the LINE 1, LINE 2, or LINE 3 input, respectively.
7.0 User Interface Operation 7.5 Multi-zone paging user interface operation Paging User Interface Example: • The PAGE source is assigned to ZONE OUT 1 and ZONE OUT 4. The Multi-zone paging user interface provides keys to select single paging zones, all paging zones and initiate a page. • In the Page Setup control pane for ZONE 1 and ZONE 4: Paging zones are not the same as output zones.
8.0 E4 System Troubleshooting 8.1 Introduction This section provides troubleshooting guidelines to use for solving any problems you may encounter while installing and servicing E4 systems. 8.2 E4 hardware indicators To determine the severity of the error, cycle the E4 unit power off and back on again. If the SYSTEM STATUS indicator is now off, the E4 system has logged an error, but is still operational.
8.0 E4 System Troubleshooting 8.2.3 Amplifier fault The AMP OUTPUT LEDs work in pairs (1 and 2, 3 and 4) and indicate the operating status of the four amplifier output channels.
8.0 E4 System Troubleshooting 8.2.4 Input clipping 8.2.6 No STANDBY and SYSTEM indicators If clipping is occurring at the input of an amplifier channel, the source LED will blink red. AMP OUTPUTS 1 2 3 4 SYSTEM STATUS 4 DIRECT INPUT STANDBY AUDIO SOURCES 1 2 3 STANDY & SYSTEM LEDs are off - AC power is on Is E4 unit plugged into an AC source? If this fault occurs: No Plug the E4 unit into an AC receptacle.
8.0 E4 System Troubleshooting 8.3 FreeSpace® E4 system Error Log • Host controller – The host controller monitors and controls the operation of the E4 hardware. A host controller failure will cause the message, “Power-on self-test incomplete” to appear in the host controller test section. The failure type for a host controller is an SRAM address failure. If this occurs, contact Bose Customer Service. See “Customer support” on page 70.
8.0 E4 System Troubleshooting 8.3.4 Amplifier alarms Amplifier alarms – using output voltage and current Each amplifier section monitors its own operation and performance. If a fault condition occurs, it is reported in the Amplifier Alarm section of the Error Log. Upper amplifier alarms affect channels 1 and 2, and Lower amplifier alarms affect channels 3 and 4. Reviewing the output voltage and current can help to diagnose a problem.
8.0 E4 System Troubleshooting A number of fault conditions can be displayed in the Input Status section: DC Sense Fault: A power supply fuse, output FET, amplifier module, or some combination of the above has blown. The unit should be replaced. Amplifier Module Fault: When the Amplifier Module fault occurs by itself it can be caused by any of the following: • Shorted speaker line – Check the loudspeaker line for shorts. • System power exceeds 400W – Check that system power does not exceed 400W.
8.0 E4 System Troubleshooting 8.4 Common problems 8.4.2 No audio in zone 8.4.1 Communications port error If the system is powered on and operational, but there is no sound, check the following: When you receive the communications port error dialog, the FreeSpace® Installer™ software was not able to locate an E4 system on the COM 1 port.
8.0 E4 System Troubleshooting 8.4.3 User interface keypads do not operate correctly 8.4.4 Bad sound in a zone • Check wiring of RJ-45 connectors. Bad sound • Check for breaks/shorts in cable. • Using the Installer™ software, check the Error Log for a peripheral controller error. User interface keypads exhibit strange behavior Is the sound unnatural? Yes Verify that the correct Speaker EQ is selected in the Installer™ software for that zone. Verify that the speakers are wired in phase.
8.0 E4 System Troubleshooting 8.4.5 Auto Volume does not calibrate 8.5.2 Reporting software bugs and issues Auto Volume calibration may fail if the process cannot obtain an adequate source level. This may be due to: Please email any problems, issues, or software bugs to your local Bose representative.
8.0 E4 System Troubleshooting To find the temporary file directory… For Windows 2000, or Windows XP: 1. Right-click My Computer on the Windows desktop. 2. Select the Properties menu item. 3. Click the Advanced tab. 4. Click the Environment Variables... button. 5. Scroll down to the value of variable TEMP under “User variables”. If, and only if, it is not found there, look under System variables instead. For Windows NT: 1. Right-click My Computer on the Windows desktop. 2.
9.0 Restoring E4 Microcontroller Code 6. Press and hold the Ctrl and Alt keys on your PC keyboard IMPORTANT! and click the (Flash Configuration) button. The Upload Microcontroller Code dialog appears: DO NOT use this procedure to upgrade the firmware in your FreeSpace® E4 Series II system to any version other than the version running at the time that the design file was created. The microcontroller code residing in the E4 system hardware can be restored using the Installer™ software. 1.
9.0 Restoring E-4 Microcontroller Code The firmware upgrade runs automatically and will notify you when it is complete. Once the upgrade is completed, select the Service Hardware mode and verify that the microcontroller version number is correct. For example: ------------------------------------------------Microcontroller: v1.0.0.64 DSP: v1.0.71.0 Peripheral: v1.0.0.10 Lower Amplifier: v1.0.0.14 Upper Amplifier: v1.0.0.
Other Rights: Bose® Product Sales Conditions EXCLUSIVE REMEDY: Limited Warranty Policy and Conditions of Sale Bose Corporation The Mountain Framingham, MA 01701 What is covered: All parts defective in material and workmanship.
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