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Leader LV 7770 Instruction Manual

Multi rasterizer (digital audio unit); 16ch digital audio adapter; analog audio function menu explanations
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LV 7770
LV 7770 OP70
LV 5770SER42
FUNCTION MENU EXPLANATIONS
MULTI RASTERIZER
(Digital Audio Unit)
16CH DIGITAL AUDIO ADAPTER
ANALOG AUDIO

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Summary of Contents for Leader LV 7770

  • Page 1 LV 7770 MULTI RASTERIZER (Digital Audio Unit) LV 7770 OP70 16CH DIGITAL AUDIO ADAPTER LV 5770SER42 ANALOG AUDIO FUNCTION MENU EXPLANATIONS...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS INTRODUCTION ......................1 About This Manual ........................1 About Terminology Used in this Manual.................. 1 AUDIO DISPLAY ......................2 Configuring Measurement Signal Settings................3 2.1.1 Selecting the Signal to Measure ..................3 2.1.2 Selecting the Channels to Measure ................. 4 2.1.3 Selecting the Number of Measurement Channels ............
  • Page 3 Mapping Channels ........................ 24 AUDIO STATUS DISPLAY..................25 Audio Status Display Explanation ..................25 Event Log Display ......................... 27 6.2.1 Event Log Explanation....................28 6.2.2 Starting Event Logging....................30 6.2.3 Deleting the Event Log ....................30 6.2.4 Selecting the Overwrite Mode..................30 6.2.5 Saving to a USB Memory Device...................

  • Page 4: Introduction

    INTRODUCTION About This Manual This manual explains the audio menus that are available on an LV 7770 when the LV 7770 OP70 (16CH DIGITAL AUDIO ADAPTER), LV 5770SER42 (ANALOG AUDIO), or Dolby option is installed. For details on how to operate the LV 7770, see the LV 7770 (MULTI RASTERIZER) Instruction Manual.

  • Page 5: Audio Display

    2. AUDIO DISPLAY AUDIO DISPLAY To display audio waveforms, press AUDIO. You can measure the audio signals that are embedded in SDI signals or the audio signals that are applied to the audio I/O connectors. For HD dual link signals, only the audio signal embedded in link A is measured. Figure 2-1 Audio display •...

  • Page 6: Configuring Measurement Signal Settings

    2. AUDIO DISPLAY • Menu Use the audio menu—which is displayed when you press the AUDIO key—to configure the audio display settings. AUDIO → Figure 2-2 Audio menu Configuring Measurement Signal Settings To configure measurement signal settings, press F•1 SOURCE SELECT on the audio menu. You can use this menu to set the signal to measure and the channels to measure.

  • Page 7: Selecting The Channels To Measure

    2. AUDIO DISPLAY 2.1.2 Selecting the Channels to Measure To select the channels to measure, follow the procedure below. Procedure AUDIO → F•1 SOURCE SELECT → F•2 1ST GRP SELECT / F•3 2ND GRP SELECT → F•2 ACH GRP SELECT / F•3 BCH GRP SELECT →...

  • Page 8: Selecting The Stream

    2. AUDIO DISPLAY 2.1.4 Selecting the Stream When the input signal is 3G-B (2map), to select the stream to measure, follow the procedure below. Procedure AUDIO → F•1 SOURCE SELECT → F•6 STREAM SELECT: STREAM 1 / STREAM 2 Selecting the Display Mode To select the display mode, follow the procedure below.

  • Page 9: Configuring The Dolby Settings (Option)

    Configuring the Dolby Settings (Option) To configure Dolby settings, press F•6 DOLBY SETUP on the audio menu. This menu is displayed when the Dolby option is installed in the LV 7770 and INPUT SELECT is set to SDI or EXT DIGI.

  • Page 10: Selecting The Channel To Decode

    2. AUDIO DISPLAY 2.3.2 Selecting the Channel to Decode When F•1 DECODE MODE is set to DOLBY E or DOLBY D, to select the channel to decode, follow the procedure below. CH 9,10 to CH15,16 can be selected when F•6 MIX MODE is set to ON. Procedure AUDIO →...
  • Page 11 2. AUDIO DISPLAY ● When INPUT SELECT Is Set to SDI and MIX MODE Is Set to ON The left half of the display shows the embedded audio signals selected with 1ST GRP PCM and 2ND GRP PCM. The right half shows channels D1 to D8, which are the decoded signals of the channels selected using F•2 INPUT GROUP.

  • Page 12: Turning Dialog Normalization On And Off

    2. AUDIO DISPLAY ● When INPUT SELECT Is Set to EXT DIGI and MIX MODE Is Set to ON The left half shows external audio channels selected with PCM SELECT. The right half shows channels D1 to D8, which are the decoded signals of the channels selected using F•2 INPUT GROUP.

  • Page 13: Frame Location Indicator Display

    2. AUDIO DISPLAY 2.3.5 Frame Location Indicator Display When INPUT SELECT is set to SDI and F•1 DECODE MODE is set to DOLBY E, the frame location value can be displayed with an indicator. The indicator is shown in the lower left of the screen, and the value is indicated with a bar and ▲...
  • Page 14 2. AUDIO DISPLAY • INDICATE Turns the frame location indicator display on and off. • SELECT Set the frame location threshold value. The threshold value when VALID or IDEAL is selected varies depending on the format as shown below. If you select CUSTOM, you can specify a value between 8 and 105. Table 2-3 Frame location threshold value VALID IDEAL...

  • Page 15: Selecting The Listening Mode

    2. AUDIO DISPLAY 2.3.6 Selecting the Listening Mode When F•1 DECODE MODE is set to DOLBY D, to select the listening mode, follow the procedure below. Procedure AUDIO → F•6 DOLBY SETUP → F•3 DOLBY D LISTENIN: FULL / EX / 3stereo / PHANTOM / STEREO / MONO 2.3.7 Turning Prologic On and Off...

  • Page 16: Meter Display

    3. METER DISPLAY METER DISPLAY To configure meter display settings, press F•3 METER SETUP on the audio menu. You can set the meter's scale, the response model, and the reference level. AUDIO → F•3 METER SETUP → Figure 3-1 METER SETUP menu Selecting the Scale To select the meter's scale, follow the procedure below.

  • Page 17: Setting The Peak Hold

    3. METER DISPLAY The response model details are shown in the following table. Table 3-1 Response model settings F•2 RESPONSE F•3 Display Indication Delay Time(*1) Return Time(*2) Average Time TRUEPEAK TRUE PEAK 0 msec 1.7 sec PPM(I) PPM(I) 10 msec 1.7 sec PPM(II) PPM(II)

  • Page 18: Mapping Channels

    3. METER DISPLAY Mapping Channels When DISPLAY MODE is set to METER, to select the channels to assign to the L and R axes of the audio meter and Lissajous display, follow the procedure below. For details, see section 4.6, “Mapping Channels.” For information on the DISPLAY MODE setting, see section 2.2, “Selecting the Display Mode.”...

  • Page 19: Lissajous Display

    4. LISSAJOUS DISPLAY LISSAJOUS DISPLAY To configure Lissajous settings, press F•4 LISSAJOU SETUP on the audio menu. You can configure Lissajous curve and scale settings. This setting is available when F•2 DISPLAY MODE is set to LISSAJOU. AUDIO → F•2 DISPLAY MODE to select LISSAJOU → F•4 LISSAJOU SETUP → Figure 4-1 LISSAJOU SETUP menu Adjusting the Lissajous Curve Intensity To adjust the Lissajous curve intensity, follow the procedure below.

  • Page 20: Selecting The Lissajous Curve Display Format

    4. LISSAJOUS DISPLAY Selecting the Lissajous Curve Display Format To select the Lissajous curve display format, follow the procedure below. Regardless of the display format that you select, the channels set with F•6 CHANNEL MAPPING are displayed. The correlation meter shown below the Lissajous waveform indicates the phase difference between the two signals.

  • Page 21: Selecting The Scale Display Format

    4. LISSAJOUS DISPLAY Selecting the Scale Display Format To select the scale display format, follow the procedure below. Procedure AUDIO → F•4 LISSAJOU SETUP → F•4 FORM: X-Y / MATRIX Settings X-Y: R is assigned to the X-axis (horizontal), and L is assigned to the Y-axis (vertical).

  • Page 22: Mapping Channels

    The audio thumbnail that is displayed when an LV 5770SER03A, LV 5770SER08, or LV 5770SER09A is installed in the LV 7770 shows an audio meter that contains the channels that you select here.
  • Page 23 4. LISSAJOUS DISPLAY Single Lissajou Multi Lissajou 1 Multi Lissajou 2...
  • Page 24 4. LISSAJOUS DISPLAY Siml Lissajou Figure 4-5 Mapping channels...

  • Page 25: Surround Display

    5. SURROUND DISPLAY SURROUND DISPLAY To configure surround display settings, press F•4 SURROUND SETUP on the audio menu. You can configure surround waveform and scale settings. This setting is available when F•2 DISPLAY MODE is set to SURROUND. AUDIO → F•2 DISPLAY MODE to select SURROUND → F•4 SURROUND SETUP → Figure 5-1 SURROUND SETUP menu Adjusting the Surround Waveform Intensity To adjust the surround waveform intensity, follow the procedure below.

  • Page 26: Setting The Surround Waveform Gain

    5. SURROUND DISPLAY SURROUND 5.1 = NORMAL SURROUND 5.1 = PHANTOM Figure 5-2 Selecting the surround display format Setting the Surround Waveform Gain To select the surround waveform gain, follow the procedure below. Procedure AUDIO → F•4 SURROUND SETUP → F•5 AUTO GAIN: ON / OFF Settings The surround waveform is displayed with a gain that ensures that the waveform appears within the limits of the scale.

  • Page 27: Mapping Channels

    5. SURROUND DISPLAY Mapping Channels To select the channels that you want to map to the axes of the surround display and to the audio meter, follow the procedure below. The channels that you can select vary depending on the INPUT SELECT setting as shown in the following table. For information on the INPUT SELECT setting, see section 2.1.1, “Selecting the Signal to Measure.”...

  • Page 28: Audio Status Display

    6. AUDIO STATUS DISPLAY AUDIO STATUS DISPLAY To configure audio status display settings, press F•4 STATUS SETUP on the audio menu. You can view the event log, metadata (option), channel status, and user data and configure error detection settings. This setting is available when F•2 DISPLAY MODE is set to STATUS. AUDIO →...
  • Page 29 6. AUDIO STATUS DISPLAY ● Channel Displays audio channels. Each item below this item is displayed in two lines. The top line corresponds to the channel to the left of the slash, and the bottom line corresponds to the channel to the right of the slash.

  • Page 30: Event Log Display

    6. AUDIO STATUS DISPLAY In Dolby signal measurements, Frame Location (header position (H, V) and mode) is displayed in addition to the number of detected errors. During external digital audio measurements, H and mode are not displayed. Figure 6-3 Audio status display (Dolby E) Event Log Display To view the event log, follow the procedure below.

  • Page 31: Event Log Explanation

    6. AUDIO STATUS DISPLAY 6.2.1 Event Log Explanation Events are listed in the event log in the order that they occur. By turning the function dial (F•D) to the right, you can scroll the screen to view older events in the log. Also, by pressing the function dial (F•D), you can display the latest events. Precautions •...
  • Page 32 6. AUDIO STATUS DISPLAY Event Channels After the event name, the channels on which the event occurred are displayed using a hexadecimal number (for example: “PAR:48” or “OVER:1248”). • 8-Channel Measurement The 8 bits expressed by the hexadecimal number correspond to the following input channels.

  • Page 33: Starting Event Logging

    AUDIO → F•4 STATUS SETUP → F•1 EVENT LOG → F•3 LOG MODE: OVER WR / STOP Settings OVER WR: When more than 1000 events occur, the LV 7770 writes over older events. STOP: When more than 1000 events occur, the LV 7770 stops logging events.

  • Page 34: Saving To A Usb Memory Device

    Connect a USB memory device to the instrument. Press F•6 USB MEMORY. The file list display appears. This setting appears when a USB memory device is connected to the LV 7770. Figure 6-5 File list display Set F•1 AUTO FILENAME to OFF.
  • Page 35 6. AUDIO STATUS DISPLAY Enter a file name using up to 14 characters. The key operations that you can perform on the file name input display are as follows: F•1 CLEAR ALL: Deletes all characters F•2 DELETE: Deletes the character at the cursor F•4 <=: Moves the cursor to the left F•5 =>:...

  • Page 36: Metadata Display (Option)

    6. AUDIO STATUS DISPLAY Metadata Display (Option) 6.3.1 Dolby E Metadata Display When DECODE MODE is DOLBY E, to view the metadata of the selected program number, follow the procedure below. To select the program number, press F•1 DOLBY PROGRAM. For information on the DECODE MODE setting, see section 2.3.1, “Selecting the Signal to Measure.”...

  • Page 37: Dolby Digital Metadata Display

    6. AUDIO STATUS DISPLAY Figure 6-8 EBI metadata display 6.3.3 Dolby Digital Metadata Display When DECODE MODE is DOLBY D, to view the metadata, follow the procedure below. For information on the DECODE MODE setting, see section 2.3.1, “Selecting the Signal to Measure.” Procedure AUDIO →...

  • Page 38: Dolby Digital Ebi Metadata Display

    6. AUDIO STATUS DISPLAY 6.3.4 Dolby Digital EBI Metadata Display When DECODE MODE is DOLBY D, to view the EBI (Extended Bitstream Info) metadata, follow the procedure below. For information on the DECODE MODE setting, see section 2.3.1, “Selecting the Signal to Measure.” Procedure AUDIO →...

  • Page 39: Displaying User Bits

    6. AUDIO STATUS DISPLAY Figure 6-11 Channel status display Displaying User Bits When INPUT SELECT is set to SDI or EXT DIGI, to display the user bits of the selected channel, follow the procedure below. Use F•1 DISPLAY CHANNEL to select the channel. You can also use F•2 ALIGN to select the bit order.

  • Page 40: Configuring Error Detection Settings

    6. AUDIO STATUS DISPLAY Configuring Error Detection Settings To configure the error detection settings, follow the procedure below. On the audio status display, error detection will be performed for the items that you set to ON. Procedure AUDIO → F•4 STATUS SETUP → F•5 ERROR SETUP Figure 6-13 Configuring error detection settings Resetting Errors To reset the error counts that appear on the audio status display to 0, follow the procedure...

  • Page 41: Loudness Display

    7. LOUDNESS DISPLAY LOUDNESS DISPLAY To configure loudness display settings, press F•4 LOUDNESS SETUP on the audio menu. This setting is available when F•2 DISPLAY MODE is set to LOUDNESS. AUDIO → F•2 DISPLAY MODE to select LOUDNESS → F•4 LOUDNESS SETUP → Figure 7-1 LOUDNESS SETUP menu Loudness Display Explanation The loudness screen is shown below.
  • Page 42 7. LOUDNESS DISPLAY Figure 7-3 Two input (MAIN and SUB) loudness display Loudness Chart Display One of the following values that you specified with F•5 LOUDNESS SETTING is displayed on a time-based chart. • Integrated loudness and momentary loudness of one input (MAIN) •...
  • Page 43 7. LOUDNESS DISPLAY PEAK(dBTP) This displays the peak levels of the channels that have been assigned on the CHANNEL tab that appears when you press F•5 LOUDNESS SETTING. You can press F•2 CHART CLEAR to clear the peak levels. The values are normally displayed in white, but when a value is greater than or equal to the value specified by OVER dBFS, it is displayed in red.

  • Page 44: Selecting The Measurement Time

    6hour / 12hour / 24hour / 32hour (option)(*1) Available on an option that can be purchased. For details, contact your nearest LEADER agent. These values cannot be selected when Memory Store Mode is set to Loudness 2h on the GENERAL SETUP tab in the system settings.

  • Page 45: Starting And Stopping Measurements

    “MEAS” is displayed in the center of the screen. When measurements are stopped, “STOP” is displayed. When the LV 7770 is standing by, “WAIT” is displayed. This menu appears when you press F•5 LOUDNESS SETTING and set Trigger to OFF or Mute on the LOUDNESS SETTING tab.

  • Page 46: Configuring Loudness Settings

    7. LOUDNESS DISPLAY Configuring Loudness Settings To configure loudness settings, follow the procedure below. Procedure AUDIO → F•4 LOUDNESS SETUP → F•5 LOUDNESS SETTING Figure 7-5 LOUDNESS SETTING tab • Measure Mode Select the measurement mode. Depending on the measurement mode, the parameters vary as shown below.
  • Page 47 No sound No sound Figure 7-6 Mute explanation When and audio (leader) is received, loudness measurement is cleared. Loudness measurement starts 1 second after the detection of no sound. “MEAS” appears in the center of the display. Loudness measurement stops 3 seconds after the detection of no sound. If a USB memory device is connected, the loudness data is automatically saved to the device.
  • Page 48 7. LOUDNESS DISPLAY • dBTP Over Mark Select whether to display a ▼ mark and the “OVER” mark when the peak level of a channel is greater than or equal to the level specified by OVER dBFS. Neither mark is displayed when Level Over under ERROR SETUP is set to OFF. For information on the OVER dBFS setting, see section 3.4, “Setting the Reference Level.”...
  • Page 49 7. LOUDNESS DISPLAY Figure 7-8 CHANNEL SUB tab • SUB Select the sub loudness measurement channel from the available settings below. OFF: Sub loudness is not measured. MONO: The channel that you select for L-Rch is measured. STEREO: The channels that you select for Lch and Rch are measured.

  • Page 50: Saving To A Usb Memory Device

    Connect a USB memory device to the instrument. Press F•6 USB MEMORY. The file list display appears. This setting appears when a USB memory device is connected to the LV 7770. Figure 7-9 File list display Set F•1 AUTO FILENAME to OFF.
  • Page 51 7. LOUDNESS DISPLAY Enter a file name using up to 14 characters. The key operations that you can perform on the file name input display are as follows: F•1 CLEAR ALL: Deletes all characters F•2 DELETE: Deletes the character at the cursor F•4 <=: Moves the cursor to the left F•5 =>:...
  • Page 52 7. LOUDNESS DISPLAY ● Loudness Data Explanation In txt data, the contents set using F•5 LOUDNESS SETTING and integrated loudness values are stored. Judgment ([OK] or [NG]) on the basis of THRESHOLD is also stored. In csv data, the current time, timecodes, main loudness values, and sub loudness values are stored.

  • Page 53: Remote Control

    Remote Control This section explains how to use the remote control connector on the rear panel to start, stop, and clear loudness measurements. Refer to the LV 7770 instruction manual as you read this chapter. On the REMOTE SETUP tab in the system settings, set Remote Select to “Recall and Loudness.”...
  • Page 54 7. LOUDNESS DISPLAY You can use pin 8 (/P7) and pin 9 (/P8) of the remote control connector to control loudness measurements. To start loudness measurements Set pin 9 (/P8) of the remote connector to low (GND). To stop loudness measurements Set pin 9 (/P8) of the remote connector to high (open).

  • Page 55: Configuring The Headphone Setting

    8. CONFIGURING THE HEADPHONE SETTING CONFIGURING THE HEADPHONE SETTING To configure the headphone settings, press F•5 PHONES SETUP in the audio menu. You can set the headphone volume and the output channels. AUDIO → F•5 PHONES SETUP → Figure 8-1 PHONES SETUP menu Adjusting the Volume To adjust the headphone volume, follow the procedure below.

  • Page 56: Selecting The Channels To Output

    8. CONFIGURING THE HEADPHONE SETTING Selecting the Channels to Output To select the left and right headphone jack output channels separately, follow the procedure below. Procedure AUDIO → F•5 PHONES SETUP → F•2 PHONES Lch → F•3 PHONES Rch The channels that you can select vary depending on the input mode and SOURCE SELECT settings as shown in the following table.

  • Page 57: Menu Tree

    The default settings are underlined. The settings selected in the tab menu displays are also default settings. The menus that are displayed vary depending on the LV 7770 settings and whether a USB memory device is connected to the LV 7770.
  • Page 58 9. MENU TREE LISSAJOU LISSAJOU ( -8 - 0 - 7 ) SETUP INTEN SCALE ( -8 - 4 - 7 ) INTEN DISPLAY ( MULTI / SINGLE ) FORM ( X-Y / MATRIX ) AUTO ( ON / OFF ) GAIN CHANNEL COMPLETE...
  • Page 59 9. MENU TREE DOLBY E DOLBY ( PRM1 / PRM2 / PRM3 / PRM4 / METADATA METADATA PROGRAM PRM5 / PRM6 / PRM7 / PRM8 ) menu DISPLAY ( PRM1 / PRM2 / PRM3 / PRM4 / METADATA PROGRAM PRM5 / PRM6 / PRM7 / PRM8 ) menu DOLBY D METADATA...
  • Page 60 9. MENU TREE AUTO ( ON / OFF ) MEMORY FILENAME NAME CLEAR INPUT DELETE <= => CHAR SET menu OVER WR STORE OVER WR FILE DELETE DELETE DELETE menu menu PHONES PHONES ( 0 - 63 ) SETUP VOLUME PHONES ( 1 - 16 / A1 - A16 / B1 - B16 / Lt / D1 - D8 / DAUX ) PHONES...
  • Page 61 9. MENU TREE TAB 1 (Single Lissajou) TAB 2 (Multi Lissajou 1) TAB 3 (Multi Lissajou 2)
  • Page 62 9. MENU TREE TAB 4 (Siml Lissajou) TAB 5 (Surround) TAB 6 (ERROR SETUP)
  • Page 63 9. MENU TREE TAB 7 (LOUDNESS SETTING) TAB 8 (CHANNEL MAIN) TAB 9 (CHANNEL SUB)
  • Page 64 9. MENU TREE TAB 10 (DOLBY E LINE POS)
  • Page 65 INDEX DOLBY SETUP ............6 DYNAMIC RANGE .............13 １ Ｅ 1ST GRP SELECT ............4 EBI METADATA............33, 35 ２ ERROR RESET ............37 ERROR SETUP ............37 2ND GRP SELECT............4 EVENT LOG...............27 Ａ Ｆ ACH GRP SELECT ............. 4 FILE DELETE............32, 48 ALIGN..............
  • Page 66 Ｐ Ｓ PEAK HOLD .............. 14 SCALE INTEN............16, 22 PEAK METER ............13 SOURCE SELECT ............3 PERIOD..............41 STATUS SETUP............25 PHONES Lch............. 53 STORE ..............32, 48 PHONES Rch ............53 STREAM SELECT ............5 PHONES SETUP ............52 SURROUND 5.1............22 PHONES VOLUME ........... 52 SURROUND INTEN ...........22 PPM MODE ...............
  • Page 67 LEADER ELECTRONICS CORP. 2-6-33 Tsunashima-Higashi, Kohoku-ku, Yokohama 223-8505, Japan PHONE:81-45-541-2123 FAX:81-45-541-2823 http://www.leader.co.jp Dec. 26, 2013 Ver. 5 (FW Ver. 2.2)

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