The Singing Machine SML633 is a karaoke system designed to provide entertainment through music and singing. It supports various audio sources, including CDs, CD+G discs, USB flash drives, Bluetooth devices, and external audio devices via a Line In jack. The unit also features microphone inputs for singing along, vocal effects, and the ability to record performances.
Function Description:
The SML633 serves as a versatile karaoke machine, allowing users to play music from multiple sources and sing along using one or two microphones. It can display lyrics on a connected TV when playing CD+G or MP3+G files. The system offers vocal effects to enhance singing and a recording function to capture performances onto a USB drive. Integrated lights add to the party atmosphere, synchronizing with sound or displaying a light show.
Important Technical Specifications:
- Disc Compatibility: CDs, CD+G (CD+Graphics) discs. CD+G discs display lyrics on a connected TV.
- USB Compatibility: Supports playback of MP3+G files and recording of audio performances onto a USB flash drive (not included).
- Bluetooth: Allows wireless connection to Bluetooth-enabled devices for audio streaming. Supports A2DP Bluetooth profile.
- Microphone Inputs: Two MIC jacks (MIC 1 and MIC 2) for connecting wired microphones.
- Audio Output: LINE OUT jack (3.5mm AUX cord not included) for connecting to another audio system for greater output.
- Video Output: HDMI Jack (HDMI cable not included) for connecting to a TV to display video and lyrics.
- Audio Input: LINE IN Jack (3.5mm audio cable not included) for connecting external audio devices.
- Power: 120V AC, 60Hz via AC adapter.
- Laser Radiation: Employs a laser light beam for CD playback. Invisible laser radiation when open and interlocks defeated. Avoid exposure to beam.
- FCC Compliance: Complies with part 15 of the FCC Rules for Class B digital devices.
Usage Features:
General Operation:
- Power On/Off: Press the ON/STANDBY Button.
- Master Volume Control: Adjusts the overall volume of the unit.
- Function Selection: The FUNCTION Button cycles through available modes: CDG, USB, Bluetooth, and Line In.
- Lights Mode: The LIGHTS Button activates different light modes. Light mode 1 synchronizes with sound, light mode 2 displays a light show without sound synchronization, and pressing again turns off the lights.
CDG Playback:
- Disc Insertion: Lift the CD door and insert a CD or CD+G disc onto the center spindle, then close the door.
- Playback Control:
- PLAY/PAUSE Button: Starts or pauses playback.
- STOP Button: Stops playback.
- SKIP Forward/Back Buttons: Skips to the next or previous track.
- SKIP 10+ Button: Skips ahead by 10 tracks (for USB mode, also applies to CDG if applicable).
- Repeat Function: The REPEAT/PROGRAM Button allows repeating the current song (blinking indicator) or the entire CD (solid indicator). Pressing again cancels the repeat function.
- Program Function: In Stop mode, the REPEAT/PROGRAM Button allows programming up to 20 tracks for customized playback order.
- Microphone Volume: MIC 1 VOLUME and MIC 2 VOLUME controls adjust the volume for each microphone.
- Auto Voice Control (AVC): The AVC control mutes original vocals on multiplex recordings when the singer sings into the microphone.
- Balance Control: Adjusts the balance between music and recorded vocals on multiplex recordings (CD+G discs only for full functionality).
USB Playback:
- USB Drive Insertion: Insert a USB flash drive into the USB Port.
- Mode Selection: Select USB mode using the FUNCTION Button.
- Playback Control: Similar to CDG playback, with PLAY/PAUSE, STOP, SKIP Forward/Back, and SKIP 10+ buttons.
- Repeat Function: The REPEAT/PROGRAM Button allows repeating the current track, all MP3 tracks in the current folder (flashing indicator), or all MP3 tracks (solid indicator).
- Program Function: Similar to CDG program function, allowing up to 20 tracks to be programmed.
Bluetooth Operation:
- Mode Selection: Press the Bluetooth pairing Button or repeatedly press the FUNCTION Button to select Bluetooth mode.
- Pairing: The unit automatically searches for and pairs with previously paired devices. To pair a new device, press and hold the Bluetooth pairing Button.
- Device Connection: Turn on Bluetooth on your device and select "Singing Machine" from the list.
- Playback Control: Use the PLAY/PAUSE Button to control playback from the Bluetooth device.
Line In Operation:
- External Device Connection: Connect an external audio device to the LINE IN Jack using a 3.5mm audio cable.
- Mode Selection: Select Line In mode using the FUNCTION Button.
- Volume Control: Adjust volume using the MASTER VOLUME control on the unit or the external device's volume control. Skipping files/tracks is not possible in this mode.
Vocal Effects:
- VOICE EFFECTS Button: Cycles through various vocal effects: ECHO, FEMALE, MALE, CHIPMUNK, ROBOT, or RADIO. "EFO" selects no voice effect.
Recording:
- Record Button: Insert a USB drive, then press the RECORD Button to start recording your singing along with the music. Press again to stop recording. The recorded audio file will be saved to the USB drive.
Connectivity:
- TV Connection: Connect an HDMI cable from the unit's HDMI Jack to your TV's HDMI input to display video and lyrics.
- External Audio System Connection: Connect an AUX cord from the unit's LINE OUT jack to another audio system's Line In jack for greater audio output.
Maintenance Features:
- Cleaning: Clean the unit only with a dry cloth.
- Ventilation: Ensure ventilation openings are not blocked.
- Safety Precautions:
- Do not expose the unit to dripping or splashing liquids.
- Do not place objects filled with liquids (e.g., vases) on the product.
- Do not install near heat sources.
- Protect the power cord from being walked on or pinched.
- Unplug during lightning storms or when unused for long periods.
- Refer all servicing to qualified service personnel.
- The AC mains plug should remain readily accessible as the power disconnect device.
- Do not expose batteries to excessive heat.
Troubleshooting Guide:
The manual provides a troubleshooting guide for common issues such as no power, no sound (general, or when connected to a TV), lyrics not appearing on TV, USB files not playing, no microphone sound, Bluetooth pairing/connection issues, and music not available via Bluetooth. Solutions include checking power connections, selecting correct functions/sources, adjusting volumes, ensuring proper microphone connection, and restarting pairing for Bluetooth.
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