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Summary of Contents for DaySequerra M4DDC
- Page 1 FM - HD Diversity Delay Level Control M4DDC User Manual...
- Page 2 While the M4DDC has been designed to be straightforward to use, we do suggest that you spend a few minutes familiarizing yourself with the features and operational functions that are contained in this manual.
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Page 3: Table Of Contents
Table of Contents Important Safety Information Service Information Introduction M4DDC Key Features M4DDC Technical Specifications Unpacking and Installing Typical Installation Experiencing TimeLock for the first time Navigating the Tuner Front Panel Rear Panel LCD Display Navigating the WebServer WebServer – Main WebServer –... -
Page 4: Important Safety Information
Service Information The DaySequerra M4DDC contains no user serviceable components inside the unit. Please contact DaySequerra for repair and upgrade information. In the event that your unit needs to be returned to the factory, contact us for a return authorization number. -
Page 5: M4Ddc Key Features
• control and remote Flash-updates over a LAN or WAN using a common web browser. Email and Alarms – Get an email alert direct from your M4DDC for loss of TimeLock and Level- • Lock; rear panel alarm tallies. No PC app is necessary for email functionality. -
Page 6: M4Ddc Technical Specifications
M4DDC Technical Specifications AM: 520 kHz to 1720 kHz in 9 kHz or 10 kHz increments RF Tuning Range FM: 87.9 MHz to 108.1 MHz in 100 KHz or 200 kHz increments AM: <20 dBf (-100 dBm) for SNR -20 referenced to 30%... -
Page 7: Unpacking And Installing
Immediately upon receiving your M4DDC, please make a careful inspection for any shipping damage. If damage is found or suspected, please notify the carrier at once and then contact your dealer. The DaySequerra M4DDC is shipped in one carton, which contains: the M4DDC unit, an AC power cable, a Torx T-8 L-key and this User Manual. -
Page 8: Typical Installation
Typical Installation Figure 1 8 M4DDC User Manual... -
Page 9: Experiencing Timelock For The First Time
Listening to the M4DDC-FM Demo is recommended with headphones. Plug the headphones into the 3.5mm stereo mini-jack connection located on the right side of the M4DDC-FM Demo front panel. Hearing the misaligned audio streams is very easy using HD Radio Split-Mode audio - HD-1 audio is on the Left Channel and MPS is on the Right Channel. - Page 10 Correction algorithm back on by checking the TimeLock Correction box followed by clicking on Save Settings. TimeLock will delay the HD-1 stream until it is coincident with the Main Program Stream. The audio you now hear becomes sublime. (Figure 5) 10 M4DDC User Manual...
- Page 11 Figure 5 MPS equals HD-1. There is zero diversity delay with Timelock Correction enabled 11 M4DDC User Manual...
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Page 12: Navigating The Tuner
Navigating from the Tuner The M4DDC employs a simple 3-button user interface. UP or DOWN arrow buttons toggle through each of the HomeScreens in both directions (Main, Network Settings, Headphone Adjustment, LCD Contrast Adjustment, and About) Press center ENTER button to Enter / Save. - Page 13 UP/DN to enter the volume control menu. Press ENTER to exit and save the desired volume. Headphone output is full time SPLIT mode (HD-1 in left ear; MPS in right ear). 13 M4DDC User Manual...
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Page 14: Rear Panel
GPIO – The PLM provides six dry, floating relays with outputs on a rear panel mounted DB15 • connector to report selected alarm conditions. AES Sync – AES-3 or AES-11 external sync INPUT / OUTPUT allowing the M4DDC to sync to • a master clock source – loop though is provided. - Page 15 Use the Arrow buttons to toggle up / dn until the Headphone setting. Then press the center ENTER button to change the volume. Up / Dn arrow control the headphone volume louder and softer. Full time 15 M4DDC User Manual...
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Page 16: Lcd Contrast
Up / Dn arrow controls the LCD Contrast. Press ENTER again to save and exit or wait 15 seconds for the menu to timeout. About Figure 12 READ-ONLY - Displays the current HD Radio , DSP, and UI firmware. 16 M4DDC User Manual... -
Page 17: Navigating The Webserver
LAN, open up any web browser and type the IP address in the URL to open the webserver. Click on any of the seven tabs found at the top to set and control the M4DDC. Figure 13 17 ... -
Page 18: Webserver - Main
Msec along with audio phase. • correction are unavailable until HD Lock is acquired and Network time displayed next to Clock correction threshold is greater is retrieved from an NTP server than the set % 18 M4DDC User Manual... - Page 19 HD Lock is required for the M4DDC to correlate the Main Program – Analog and HD-1 Digital audio streams. The HD Radio icon at the top of this screen acts as an HD Lock indicator. If this is not present the M4DDC has not acquired HD Lock and cannot build a correlation.
- Page 20 Analog stream by X number of samples. The Master Ramp-In rate is expressed in samples per second. This sets the amount of samples per second the M4DDC aligns the audio streams to avoid being noticed by listeners. Selections are 50, 100, 150, 200, and Instant. ‘Instant’ ramp will jump instantly and may be noticed by listeners depending on the amount diversity delay.
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Page 21: Webserver - Timelock
HD-1 remains fixed in time as the Analog stream is displayed drifted ahead and behind it. The window resolution is adjustable to zoom in or out from 600 samples to 600,000 samples 21 M4DDC User Manual... -
Page 22: Webserver - Level Lock
Program Loss Monitor – Enabling any alarm will disable tuning, presets and band selection from the WebServer and M4DDC box User interface by default. To disable this feature unselect ‘Alarms Lock Tuning’ in General Settings within the Alarms tab of the webserver. -
Page 23: Webserver - Alarms
Webserver - Alarms Tab Alarms are disabled by Disable ‘Alarms Lock Email Notifications sets default. Enabling them will Tuning’ to tune while up to 5 recipients. disable tuning from the Alarms are enabled. webserver and box UI. 23 M4DDC User Manual... - Page 24 Each Alarm has a set of conditions for them to become active. Once an alarm is enabled the M4DDC will continuously monitor and report any conditions that are TimeLock Thresholds Delay is set from 5 – 200 seconds. • Sets the amount of diversity delay in Msec.
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Page 25: General Settings
Disabling ‘Alarms Lock Tuning’ allows tuning while Alarms are enabled. Email Notifications Settings - configures the M4DDC for email alerts when Alarm conditions become active. This feature is set to disable by default. Slide the switch to the left indicated in orange to enable. -
Page 26: Webserver - System
Figure 21 Webserver – System Tab Private FTP and Network settings. Set any common name About displays S/N Firmware updates, NTP for the M4DDC; Pull- and the current settings, user guide down menu selects firmware versions download, and other from a list of available for the UI and DSP. -
Page 27: Firmware Updates
Address, IP Subnet, Gateway are able to be set by entering the data in each field followed by ‘Save’. MAC is read only. After the Network settings are saved the M4DDC will reset itself so the new network settings are enabled. - Page 28 Device Name Sets a common name for the M4DDC. Using a common name allows users to quickly process alarms when emails are sent to recipients with multiple units on a network Audio Monitor Set Audio Monitor for headphones Pull Down Menu Sets the audio path for monitoring though the front panel headphone jack.
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Page 29: Webserver - Logging
. Setting the pull-down menus for each as follows: Samples (pre) 50, Samples (post) 3. Considering the M4DDC is set to correct diversity delay. Pre and Post correction data is compared to the threshold for each set in the Log Threshold. Pre correction diversity delay that exceeds 50 samples will be logged. -
Page 30: Webserver - Inputs
Continue to hold the button in until the message ‘Restoring to factory settings’ is displayed on the LCD. Be sure the M4DDC is connected to a network with access to the Internet so up to date support and webserver files are downloaded properly. The original factory default settings will then be restored. - Page 31 DaySequerra warrants this product to be free from defects in materials and workmanship to its original owner for three (3) years from the date of purchase. DaySequerra will repair or replace such product or part thereof that upon inspection by DaySequerra, is found to be defective in materials or workmanship.