AM-FM HD Receiver M4.
Welcome Thanks for purchasing the DaySequerra M4.2 TimeLock™ AM-FM Digital Radio Receiver. We design and build all of our DaySequerra products to be completely reliable and easy to use, so you can concentrate on producing great sounding broadcasts, not struggling with complicated equipment or difficult to use product manuals. While the M4.
Table of Contents Important Safety Information 4 Service Information 4 Introduction 4 M4.2 TimeLock™ Key Features 5 Technical Specifications 6 Unpacking and Installing 7 Operating Description - Controls and Indicators 8 Front Panel 8 Rear Panel 9 LCD Display 10 System Menu 11 Alarm Configuration 11 WebServer 16 Restore Factory Settings 23 Three Year Warranty 24 M4.
Important Safety Information • • • • • • • • • • Indoor use only. Not for use in wet or damp environments. Maximum Relative Humidity: <80% Class I Equipment (grounded type) Electrical rating: 100-120/220-240V~50-60Hz 18W Fuse Rating: 2A 250V 20MM AC Mains supply voltage fluctuations are not to exceed +10% of the nominal voltage Operations temperature range -40°C to 70°C Maximum altitude: 3000m (9843ft) Equipment suitable for continuous operation Weight: 5.4kg (12lbs) equipment only; 8.
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M4.2 TimeLock™ Technical Specifications RF Tuning Range RF Usable Sensitivity RF Input F-Type 75 ohm IF Rejection AF Bandwidth FM De-emphasis Analog Audio Outputs – Left/Right Balanced XLR Digital Audio Output HD Radio Hybrid Acquisition HD Radio Split Mode Alarm Notification RBDS Data HD Radio PAD and SIS Data AC Power Environmental Dimensions Shipping Weight Warranty M4.2 TimeLock™ Options 6 M4.2Si TimeLock User Manual AM: 520 kHz to 1720 kHz in 9 KHz or 10 kHz increments FM: 87.9 MHz to 108.
Unpacking and Installing the M4.2 TimeLock™ Immediately upon receiving your M4.2 TimeLock™, 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 M4.2 TIMELOCK™ is shipped in one carton, which contains: the M4.2 TimeLock™ unit, an AC power cable, a TorxTM T-8 L-key and this User Manual.
Navigation The M4.2 TimeLock™ employs a simple 3-button user interface. From the start ‘HomeScreen’ press the center button once. An arrow will appear next to the frequency. Use the UP/DN arrow button to toggle the Arrow on the LCD around the different fields on the HomeScreen. Press the Center button to select a field to change. The arrow will start to flash indicating that the UP/DN arrows are available to change the value of the field. Press the Center button to save and exit. M4.
Use the UP and DOWN arrows to navigate/toggle through the available choices or range. DOWN Arrow button tunes the frequency down one increment while tuning to a new station, when held for three seconds it tunes faster at 1.5x speed. Down selects next stored preset station in PRESETS mode (no faster mode, one push per preset). Selects next item in other menus and is used for other functions as described herein.
• AC Power - Auto-sensing 85-264VAC, 47-63Hz input. • The Power (Rocker) switch is located on the rear panel of the M4.2 TimeLock™; when switched on the unit model number will be displayed on the LCD. LCD 4. 1. 5. 6. 2. 7. 3. Figure 3. 1. Tuner Frequency – Selects manual AM and FM tuning with UP and DN controls 2. Station Call Letters – Displays the station call letters with the Band 3.
System Menu Press and hold the CENTER button for 3 seconds to enter the SYSTEM menu. Use the arrow buttons to navigate to the desired submenu. To EXIT this menu press the UP arrow to EXIT and press the CENTER button to exit to the Homescreen. Figure 4. Audio Muting - The M4.2 TimeLock™ audio output can be set to automatically mute for received signals with signal strength less than 45dBf.
Figure 5. RF Carrier Loss Threshold: Navigate the arrow to Threshold and press ENTER to change the Threshold. A blinking arrow will indicate the Threshold can be changed. Low, Medium and High are available to choose from. Use the arrows to toggle through the choices. Press ENTER to make a selection and return to the RF Carrier Loss menu.
HD Lock Loss Delay: Use the arrow buttons to select from 1 – 300 seconds of delay (default – 15 sec) Status: Use the arrows to toggle between Enabled or disabled to turn the alarm ‘ON’ and ‘OFF’ (default – disabled) Save: Saves all conditions and exits back to the Alarm menu.
FM De-Emphasis Switch between 75µsec and 50µsec. M4.2 TimeLock™ is set to 75µsec by default. Figure 8. Region M4.2 TimeLock™ supports 100 KHz or 200 KHz tune spacing for US and Euro. (Illustrated in figure 13.) The factory default is set to US, 200 KHz. Press ENTER after making a selection to save and EXIT to the previous menu Figure 9. Diagnostics A Read-Only menu that displays the SNR (Signal to Noise Ratio) in dB, BER and BLER.
Network A Read-Only menu that displays the current status of DHCP, the static IP address, Subnet and MAC address. Navigate up to the top right corner of the menu and Press ENTER next to EXIT to return to the SYSTEM menu. More NETWORK details can be viewed Figure 11. DHCP is set to ‘ON’ by default. Disabling DHCP allows the users to manually enter an IP address, subnet and gateway IP. Exiting this menu will save and reset the M4.2 TimeLock™.
WebServer Provides full access to the M4.2 TimeLock™ remotely via web browser. A network connection or crossover cables is required for this feature. Crossover cables may be used when a Network connection is not available. Power ON the M4.2 TimeLock™ and open a web browser. Type the IP address of the M4.2 TimeLock™ in the URL to open the WebServer. Five tabs are displayed at the top of the WebServer – Tuner, TimeLock, Alarms, Network, and System.
to frequency to it. Performing this action on a tab that has a preset already saved to it will overwrite and save the new station to it. • RBDS/PSD Data – RBDS/PSD data will scroll when available. PSD scrolls the Station Long and Short Name, Program Type, Song, Artist, Album, Genre, Comments field. RBDS scrolls the PI (Call Letters), PS ( Program Service), PTY (Program Type) and RT (Radio Text). Any active alarm condition will override this data. M4.
TimeLock™ Tab Calculates the Analog in samples as leading or lagging HD-1 Digital Figure 14. Slide bar displaying Analog moving against fixed HD-1 in real time. Green indicates better than 70% correlation. Slide bar displaying the TimeLock™ scale in samples and Msec. Processing data window indicates correlation, audio phase, network time, and TimeLock™ measured in samples and Msec. • Slide bar – Scale that measures the Analog MPS to HD-1 Digital.
Alarms Tab Figure 15. Alarm Settings • • Alarm relay outputs via GPIO Alarm configuration – Enable/Disable RF Carrier loss, Audio loss, OFDM loss, HD Lock loss, Multicast loss, and TimeLock™ loss Alarm conditions are set with pull down windows. Sliding the switch to the left side will ‘ENABLE’ the alarm with the set conditions. Orange switch indicates the alarm is enabled. Relay Outputs – are available for each alarm to be set to a specific relay output.
Network Tab Figure 16. Network Settings • • • 20 Private FTP Settings Email Settings Network Settings - Configures network connections. DHCP is enabled by default. Slide the switch to the right box to disable DHCP. IP Address, IP Subnet, Gateway are set here. MAC is read only. After the Network settings are saved the M4.2 TimeLock™ will reset itself so the new network settings are enabled. Private FTP Settings – An optional private FTP may be setup for firmware updates.
*Password is case sensitive alphanumeric. No spaces or symbols may be used. Pressing ‘Test’ will send a test email to be sure it is configured properly. SSL encrypted logins are currently unavailable – coming soon in a future firmware release. System Tab Figure 17. • • • • Network Time Firmware Updates Reset unit / power cycle User Manual Download • • Misc. settings Unit / Firmware identification and build number / date. M4.
• Firmware Updates o ‘Check for update’ checks DaySequerra’s FTP site against the firmware version on the M42Si for an available firmware update. If an update is available an option to download and install will pop-up. If the Firmware is up to date a message will pop-up displaying this – click ok to continue using the current firmware. *It is good practice to periodically check for updates by selecting ‘Check for Update’.
6. Private FTP – The use of a private FTP site for future firmware upgrades is allowed. The can be accomplished by saving the FTP settings and checking the ‘Enable Private FTP’ box. Enabling this feature will keep the M4.2 TimeLock™ from downloading the update directly from DaySequerra. Please notify DaySequerra so future firmware updates are sent directly to the user. Restore Factory Settings To restore your M4.
DaySequerra – Three Year Limited Warranty 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. A Return Authorization Number must be obtained from DaySequerra in advance of return.
