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LOTOO L300 User Manual

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Lotoo L300

USER MANUAL

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Beijing InfoMedia Electronic Technology Co., Ltd

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Summary of Contents for LOTOO L300

  • Page 1: User Manual

    Lotoo L300 USER MANUAL - 1 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 2: Table Of Contents

    Contents Package contents ........................- 6 - IMPORTANT ..........................- 7 - Understanding the Lotoo L300 ....................- 8 - 1 Front view ............................- 9 - 2 Rear view ............................- 10 - 3 Left and right side views ........................- 11 - Getting Started ..........................
  • Page 3 Basic recording operations ..............................- 22 - Adding Mark Point ................................- 24 - MONO/STEREO ..................................- 25 - 3 Setting Recording Parameters ......................- 26 - Setting the gain for microphone(MIC GAIN) ........................- 27 - Auto Gain Control (AGC) ..............................- 29 - Recording Template (QUALITY) ............................
  • Page 4 2 Playback file ............................- 54 - 3 Delete file ............................- 55 - Menu function setting ......................- 56 - Operating method ................................. - 57 - 1 Menu items list ..........................- 58 - 2 System setting ..........................- 59 - Time &...
  • Page 5 2 FAQ ..............................- 72 - Additional information ......................- 74 - Specifications ............................- 75 - General ....................................- 75 - Physical ....................................- 75 - Input/Output .................................... - 76 - Power supply ................................... - 76 - - 5 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 6: Package Contents

    Package contents 1 L300 recorder 2 USB Cable 3 Foam Windshield 4 Tabletop bracket 5 Wrist strap 6 User Manual disk - 6 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 7: Important

    Trademarks Notices Lotoo is the registered trademark of InfoMedia. IBM and PC/AT are registered trademarks of the international business recorder company. Microsoft and Windows are Microsoft Corporation’s registered trademarks in America and other countries.

  • Page 8: Understanding The Lotoo L300

    Understanding the Lotoo L300 This section covers every part and the basic functions of the Lotoo L300’s buttons.  Front view  Rear view  Side views - 8 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 9: Front View

    1 Front view High brightness LCD display INPUT LEVEL + button INPUT LEVEL - button VIEW button CUE button PLAY / PAUSE / UP button FAST REVERSE / PREVIOUS / LEFT button REC / OK button FAST FORWARD /NEXT / RIGHT button STOP / DOWN button POWER ON / OFF button DELETE button...

  • Page 10: Rear View

    2 Rear view MIC GAIN switch QUALITY switch AGC switch HOLD switch Battery compartment - 10 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 11: Left And Right Side Views

    3 Left and right side views MIC Input jack LINE IN jack USB terminal HEADPHONE jack SD Memory card slot Attachement for wrist strap - 11 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 12: Getting Started

    Getting Started This chapter introduces the preparation before recording with Lotoo L300, installation of batteries and SD memory card and some basic operations such as turning on and off of the recorder.  Connect the power supply  SD memory card ...

  • Page 13: Connecting The Power Supply

    1 Connecting the power supply Installing batteries The L300 can be powered with regular “AA” batteries, or via the USB cable connected to a PC or power adapter.  When using batteries, you need two size-AA dry batteries or rechargeable batteries.

  • Page 14: Battery Capacity Indicator

    Remaining battery power is about 15% Remaining battery power is about 5% Note:  Please replace the batteries as soon as “Low Power” is displayed so that the Lotoo L300 will continue to function. External power supply You can also supply power to L300 via the USB cable connected to a PC.

  • Page 15: Sd Memory Card

    2 SD Memory Card The L300 has no internal memory. You must insert the SD memory card to continue with your L300.  Since the read-write speed of SD cards can vary, you may be unable to record high bit rate files on some cards. We recommend that you use high speed SD cards.

  • Page 16: Turning Power On/Off

    3 Turning power on/off 1 Make sure the HOLD Switch is in the ON position 2 Press and hold down the POWER switch for three seconds to turn on the power. 3 Press and hold down the POWER switch until the machine turns off to power down.

  • Page 17: Function Of Control Buttons

    4 Function of control buttons Function buttons perform different operations in different modes, detailed description as follows. Button Recording Mode Play Mode FILELIST/SETUP Start recording OK button Press this button once it will start Confirms the Pre-Record and the second selected item press will start the actual recording.
  • Page 18 In play mode (long press) Fast Move to forward / (short press) Next track sub-directory In mark mode (short press) Goto the next mark point - 18 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 19: Recording

    Recording This section introduces Recording with the Lotoo L300 and some related function settings.  Recording interface  Basic recording operations  Set-up recording parameters - 19 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 20: Recording Displays

     The two recording display are as shown: Note：  The default (recording time) display will automatically be displayed if the L300 is put into record mode or if the machine is switched Off and On again. - 20 -...

  • Page 21: Information Shown In The Display

    Information shown in the display This section describes the main icons and infomation shown in the main screen. 1 Status flag 2 Recording level VU meter 3 Current status 4 Input device 5 Input gain 6 VOR Recording indication 7 USB power supply 8 Battery power indication 9 Information of the memory card usage 10 Remaining recording time...

  • Page 22: Recording

    2 Recording Basic recording operations 1 Turn L300 On and check the memory card capacity and the battery level to ensure the record can be carried out. 2 Select the desired recording settings.  The Recording setting includes recording template setup, pre-record setup, VOR setup, input device selection, file prefix,etc.
  • Page 23 7 Each time the CUE button is pressed during recording will create a mark point. 8 If the A-B/ SPLIT button is pressed while recording, the file will be split and a new recording started 9 You can turn on VOR (voice-operated recording) according to your needs.

  • Page 24: Adding Mark Point

    Adding Mark Point CUE (Mark) points can only be added in WAV files. MP3 files do not support this feature. A Cue point is a special marker written to a WAV file. It is an instantaneous record position used to easily locate a specific point.

  • Page 25: Mono/Stereo

    MONO/STEREO The L300 has two built-in and high-sensitivity microphones. You can record both binaural stereo and mono files.  Stereo recording will record a clear stereo image.  Mono recording has more directional characteristics. This function corresponds with [ST Bit Rate] and [MO Bit Rate] which are included in [Recording setting>...

  • Page 26: Setting Recording Parameters

    Slide the external switches to set the parameters. The Lotoo L300 has some external commonly used record-setting switches on the rear and level buttons next to the main display. Change detailed setup parameters in setup menu.

  • Page 27: Setting The Gain For Microphone(Mic Gain)

    Setting the gain for microphone(MIC GAIN) The L300 has a manual recording gain adjustment function. You can control the gain of the microphones to reach the desired recording level. 1 Sliding AGC switch to [OFF] 2 Select MIC GAIN level according to your needs.
  • Page 28 Input device Adjustment range for MIC GAIN level LINE IN LOW:0dB~31dB HIGH:0dB~31dB External MIC LOW:19dB~50dB HIGH:34dB~65dB Internal MIC LOW:19dB~50dB HIGH:34dB~65dB High gain ensures higher volume recording, but too much gain recommended point will spoil the recording quality. Please try to keep recording VU level meter shown in the screen around the recommended point to get the best recording effect.

  • Page 29: Auto Gain Control (Agc)

    Auto Gain Control (AGC) AGC (Auto Gain Control) adjusts the gain automatically according to the input sound levels. AGC keeps the overall sound level even during recording by increasing levels when input levels are low and attenuating them when input levels are high. 1 Sliding AGC switch ON (on the rear of unit) before starting recording.

  • Page 30: Recording Template (Quality)

    Recording Template (QUALITY) The recording template conception of the renowned PAW V is also used in the L300. It has two built-in recording templates, [LOW] and [HIGH]. You can set the parameters of both templates according to your needs and select high or low template using the external QUALITY switch.
  • Page 31 - 31 - Beijing InfoMedia Electronic Technology Co., Ltd...
  • Page 32 - 32 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 33: Matrix

    Matrix The input matrix allows the user to select where the the analog input signal is sent (to the left and or right recording channels). As an example: After having selected Stereo both from left, making a stereo recording with only one microphone connected to the left input will record the same signal on the left and right channels. Matrix mode Record file set Output L...

  • Page 34: Pre-Recording

    Pre-recording  The feature of pre-recording is bufferring the ncoming sound before actual recording starts, and this sound will be added to the beginning of the recording file automatically once the actual recording starts.  You can monitor the input through headphone while in the pre-recording mode and adjust record settings according to your needs.
  • Page 35 2 Go to Pre-recording mode  If [Prerecord] is active, you can get into pre-recording state by pressing REC button while the stop mode.  The file name is assigned and shown on the screen while in pre-recording mode.  The status icon on the screen is a circle, while in the pre-recording mode. ...

  • Page 36: Voice-Operated Recording (Vor)

    Voice-Operated Recording (VOR) VOR can activate the recording mode automatically by monitoring the level of the ambient sound. 1 Go to SETUP and select [VOR] function  Get into SETUP by long-pressing the FILES/MENU button.  Press UP / DOWN buttons to move cursor. Press RIGHT or OK button to enter options.
  • Page 37 2 Start recording by pressing REC button. The VOR Recording icon will show on the display. 3 Recording will pause if the ambient level falls below the VOR active level setting and its duration is shorter than the VOR pause active time selection.

  • Page 38: Power Supply For External Microphone (Mic Power)

    Power supply for external microphone (MIC power) Some external microphones need a power supply. The L300 can provide a 3V microphone powering Please turn this switch on when you using plug-in powered electret condenser microphones or there will be no input signals.

  • Page 39: Filter

    Filter Turning the low cut filter on will reduce low frequency sounds. You can use this fuction to decrease the low frequency noise such as the wind noise. 1 Go to SETUP and set [Filter] function  Get into SETUP by long-pressing the FILES/MENU button. ...

  • Page 40: Prefix Name

    Prefix name This sub-menu allows 4 characters to be entered in the front of the file name. This is very useful for file identification. The file number is stored behind these characters, and is a 4 digit number. Go to thePrefix menu in the settings, and once “USER”...

  • Page 41: Playing Back

    Playing Back This chapter introduces the playback function of Lotoo L300 and some related operations in detail.  Playback interface  Basic operation for playback  Playback function settings - 41 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 42: Playback Interface

    1 Playback interface Press the VIEW button, you can look through the relevant information on the screen. The recording length and information about storage capacity and file format can also be displayed. Play / Pause/ Stop / Fast forward / Rewind indication. VU level indication.
  • Page 43 18 Artist name 19 Track title Note:  If the recording file was made without the artist and track title information, the screen will display nothing. Pressing DISP / HELP button can only disply two aformentioned screens. - 43 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 44: Operation For Playing

    2 Operation for playing Basic playback operation 1 Use the left / right button to select the file to play. 2 Press the play / pause button to start playback.  You will see the status of playback, shown on screen with the incrementing time corresponding to the progress bar.

  • Page 45: The Previous File / The Next File

    The previous file / the next file You can select the previous or next track both in the stop or playback modes.  If the playing time from the start of the track is greater than 5s, you can press the left button to back to the beginning of the track.

  • Page 46: Fast Forward/Rewind

    Fast forward/Rewind You can fast forward or rewind the audio file while in playback or pause modes.  The track rewinds while the left Button is pressed during playback;  The track will fast forward while the right Button is pressed during playback.

  • Page 47: The Mark Points In The Selected File

    The MARK points in the selected file MARK point can immediately help you jump to the position which is marked. 1 Get into CUE (Mark) mode  Press CUE button to enter to the MARK mode and showing the icon M on the screen. 2 Choose the Cue / mark point ...

  • Page 48: Repeated Playback Of A Selected Section A-B

    Repeated playback of a selected section A-B Playback a specific section in a file repeatedly. 1 Press the A-B button once during playback or pause. That position becomes the start position (marker A) for the playback loop. 2 Press the A-B button again. That position becomes the end position (marker B) for the playback loop.

  • Page 49: Smart Audio Level Control

    During playback the L300’s unique smart audio level control function dynamically detects the file’s current level value. When adjusting the output volume, the L300 can increase lower levels while ensuring, at the same time, that higher level signals don’t overload (clip), in order to preserve a perfect sound qualitiy.Using digital dynamic amplifying, the output playback...

  • Page 50: Files Management

    Files management This section introduces the FILELIST file management function in the Lotoo L300, It explains how to creat the working directory, and how to play or delete the FILELIST.  Set working directory  Play the file  Delete the file - 50 - Beijing InfoMedia Electronic Technology Co., Ltd...
  • Page 51 1 Access to the FILELIST file management  Press the FILES / MENU button and access the present working directory 2 Close the present directory  Move the cursor to the folder icon at the top of the file list and press the OK button.

  • Page 52: View The File Information

    View the file information Press the VIEW button to select file. You can view the relevant information as follows:  File name  File record time  File format and file length  Channel, sample rate and bit rate. VIEW - 52 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 53: Working Directory

    1 Working directory The working directory is the current folder that new recorded files will be saved in. The default working directory is the RECORD folder in the root directory. You can select any folder on the SD card as the working directory.

  • Page 54: Playback File

    2 Playback file The file playback operationi in the FILELIST: 1 Enter the FILELIST, select the file using the up / down buttons. 2 Press OK or press the right button to select playback in the display window, then the playing start and you will see the statuse of playback shown on the screen.

  • Page 55: Delete File

    3 Delete file Deleting unwanted files. 1 Enter the FILELIST. 2 Move to the desired folder and press the up / down button to select the file you want to delete. 3 Press the right button to open window and select the delete option according to display prompt or press the DELETE button directly.

  • Page 56: Menu Function Setting

    Menu function setting This section explains the setting menu of Lotoo L300 in detai. You can change the recording settings and system settings using the settings menu.  Recording settings  System settings - 56 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 57: Operating Method

    Operating method You can change the record and system settings through SETUP menu 1 Long-press the FILES / MENU button to access the SETUP menu. 2 Press the up / down / right / left buttons to move the cursor to select the option.

  • Page 58: Menu Items List

    1 Menu items list Recording setting System setting Template Time and Date Pre-record Record LED Beep setting Input Device Speaker setting MIC power Back light Noise cut Auto Power off Battery type USB write protected Language setting SD door check SD information Test SD speed Format SD...

  • Page 59: System Setting

    2 System setting Time & Date You can set the date and time so that correct time information is stored in the recorded files. Enter to the system setting menu and select date and time.  Press the right button to move the cursor to the position to be changed.

  • Page 60: Beep Setting

    Beep setting You can activate or dis-activate the beep function.  Select and open the beep menu. When active, pressing any button will emit a beep signal in the headphones. If you the loudspeaker is ON with headphone disconnected, it will only emit a beep signal in playback to avoid making a noise during recording.

  • Page 61: Auto Skip

    Auto skip During playback mode, jumping to the next index is possible when Auto Skip “On” is selected. Selecting “Index loop” restarts the playback of the same index, over and over again. Display extinction Allows the time until the screen switches Off to be chosen when no operations are performed for a given period of time.

  • Page 62: Battery Type

     If the wrong type is set, the remaining battery power will not be shown correctly USB write protection Selecting the USB write-protection will cut the communication between the Lotoo L300 with PC, it can prevent PC’s viruses being transferred into the Lotoo L300. You can activate this function as a safety protection feature.

  • Page 63: Language Setting

     You can test the speed of SD card through this option.  After testing, the Lotoo L300 will offer some suggestions. Note:  Before you use the new SD card, we advise you to test the speed through this option to ensure the normal recording on the SD card is possible.
  • Page 64 1 Enter to the [system setting >Test SD speed]. 2 Press the OK button to test the speed and press the DELETE button to quit. During the testing process, press the DELETE button to abort the test. 3 When testing is completed, some speed test suggestions for this SD card will be shown.

  • Page 65: Sd Format

    Warning:  Be sure to format SD card in the Lotoo L300. If you use PC or other devices to format SD card, it may not operate properly in the Lotoo L300. Errors may occur when recording.  After formatting the SD card, all files will be lost and cannot be restored. Please backup before formatting SD card.

  • Page 66: System Reset

    System update To update the Lotoo L300, first copy the update file (XXX.coe) to the root directory of the SD card. This can be done by inserting the card into a SD slot on the PC or via a USB connection with the Lotoo L300.

  • Page 67: Troubleshooting

    Troubleshooting - 67 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 68: System Prompt

    1 System prompt Some information prompts or error / problem messages may be displayed. This section provides tips on solving them.  For any other problems, please contact your nearest agent. Message/Prompt Problem  Power in batteries is exhausted. --------Please replace the batteries. ...
  • Page 69  The cover for SD card isn’t closed entirely. SD door is opened. --------Please close the SD card slot door correctly.  The current SD card format is not compatible with the system of Lotoo SD is broken, change another card.
  • Page 70 --------Slide the write protect switch on theside of the memory card to the unlock position and try again.  The Cue / Mark operation of the Lotoo L300 is not supported in MP3 files. Cant't mark in RAW-MP3  A problem occurred during SD card formatting...
  • Page 71  No files on the SD card. No File  The read/write speed of SD memory card is too low to record and play Disk Accessing Slowly normally. --------Please change to a new higher speed SD card. You can test the speed of SD card with the [Test the SD speed] option.

  • Page 72: Faq

    2 FAQ You can solve many problems that may occur when using Lotoo L300 using the following tips. Problems The reasons and how to solve them The power won’t turn on.  Batteries inserted incorrectly or in the incorrect polarity --------Insert batteries correctly in the correct orientation.
  • Page 73 --------The recorder will display USB Working Mode: [USB Communication] and a USB cable, but the PC [USB Charging] while the Lotoo L300 is connected to the PC. Please choose doesn’t [USB Communication] or it will not be recognized by the PC.

  • Page 74: Additional Information

    Additional information - 74 - Beijing InfoMedia Electronic Technology Co., Ltd...

  • Page 75: Specifications

    Specifications General Storage medium SDHC/SD/Mini SD(adapter)/micro SD(adapter)/TF card(adapter) Audio codec format MP3，PCM Sample rates 44KHz, 48KHz, 96KHz Frequency response 20Hz ~40KHz,+-0.5dB 94dB（20Hz~22KHz，ASA “A” Weighted） Signal-to-noise ratio (Playback) 90dB(Mic channel+ 19dB Pre-amp+AD, 20Hz to 22KHz,ASA “A” Signal-to-noise ratio (MIC path) weighted) Dynamic range (line in) >90dB >122dB ASA “A”...

  • Page 76: Input/Output

    Input/Output microphone filter setting 20Hz~40KHz / 100Hz~40KHz microphone maximum gain 65dB microphone minimum gain 19dB Maximum input level (Line in) +17dB Maximum output level (phones) 30mW(left)+30mW(right)(16Ω) MIC in External stereo MIC 3.5mm stereo jack Line in Unbalanced line-in 3.5mm stereo jack Stereo earphone output 3.5mm stereo jack Support USB 2.0...
  • Page 77 InfoMedia Electronic Technology Co., Ltd Floor 4, B Building, Printing Academy No. 2 Cuiwei Road, Haidian District Beijing, China.P.R Tel : 400 653 8168 www.lotoo.cn service@lotoo.cn...

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