SMSL VMV A2 High Resolution Power Amplifier User Manual

SMSL VMV A2 High-Resolution Power Amplifier

Safety notes

CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE THE COVER(OR BACK).
The lightning flash with the arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance
(servicing) instructions in the literature accompanying the appliance.
Safe use only under elevaIon 2000m.
WARNING:
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.

Features

• Use the latest DSP chip and ST high power amplifier chip, the distortion at less than 0.0008%
• USB uses the second XMOS 16-core processor ,support native DSD512 and 32bit 768kHz!
• Super bass preamp output for connecting active subwoofers to form a 2.1 audio system.
• Built-in multiple EQ modes and treble / bass adjustment for easy matching of a variety of speakers and music.
• The latest Bluetooth supports LDAC, APTX / HD, SBC, AAC and the industry’s highest specification 24bit / 192kHz UAT format!
• All aluminum alloy CNC precision processing shell, anodizing technology and chamfering process, exquisite workmanship and delicate touch.
• Using color LCD screen and newly developed user interface, full-function remote control.
• A large number of audio grade components are used to enhance the sound experience.
• High quality gold-plated input and output terminals;
• Perfect protection circuit for overheating, overcurrent, etc.
• High quality power specially designed for audio.

Specification

• Inputs:USB / Optical / Bluetooth /Coaxial / AES/EBU / LINE IN
• THD+N:0.0008%
• SNR:115dB
• SNR:115dB
• Output power:200Wx2(4Ω) / 100Wx2(8Ω)
• Subwoofer output level and cutoff frequency.:2Vrms/150Hz@-3dB
• USB transmission: Asynchronization
• USB compatibility ;Windows 7 / 8 / 8.1 / 10, Mac OSX、Linux
• Bit depth :USB / I2S 1bit， 16 ~ 32bit
• Optical / Coaxial / AES 1bit， 16 ~ 24bit
• Sampling rate:USB / I2S PCM 44.1 ~ 768kHz
• DSD 2.8224 ~ 22.5792MHz
• Optical / Coaxial / AES PCM 44.1 ~ 192kHz
• Bluetooth specification：
• UAT:24bit/192kHz (1200kbps/900kbps/600kbps)
• LDAC :24bit/96kHz (990kbps/660kbps/330kbps)
• aptX-HD :24bit/48 kHz_576kbps
• aptX :16bit/44.1 kHz_328kbps
• AAC:16bit/44.1 kHz_320kbps
• Size :280x43x255mm (WxHxD)
• Weight; 2.6kg

Remote Control

Install CR2032 or BR2032 lithium 3V coin battery as instructions When using the remote control, point it toward the remote control signal receiver on the main unit from a distance of 5 m (16 ft) or less. Do not place obstructions between the main unit and the remote control.
The remote control might not work if the remote control signal receiver on the unit is exposed to direct sunlight or bright light. If this occurs, try moving the unit. Beware that use of this remote control could cause the unintentional operation of other devices that can be controlled by infra.

1. Find the battery component on the back of your Remote.
2. Turn the battery door counterclockwise until the door opens
3. Remove the old battery.
4. With the positive side facing up toward you, put in the newCR2032 or BR2032 lithium 3V coin battery (available at mostelectronic and drug stores).

Functions

Main unit front

1. Multi-function knob
2. LED
3. Display
4. Input source select
5. Remote window
6. Bluetooth

* Note: Knob

1. Kona: Volume/Menu up or down
2. Button: Press to Menu/Enter  Hold to Return or Power ON/OFF

Main unit back

1. USB input
2. Bluetooth antenna
3. Unbalanced Line in
4. AES/EBU input
5. Coaxial in / SW OUT

Operation Instructions

MAIN

1. Input source
2. Volume Level
3. Display information

There are 9 pages of settings in this menu.

1. INPUT
2. EQ
3. BASS
4. TREBLE
5. SUB GAIN
6. GAIN
7. INFO DISPLAY
8. DIMMER
9. BRIGHTNESS

INPUTS

1. LINE IN
2. USB
3. OPTICAL
4. COAXIAL
5. AES/EBU
6. BLUETOOTH

EQ Setting

1.  Direct
2. Tone
3. SDB
4. Bass
5. Super Bass
6. Rock
7. Soft
8. Clear

Bass adjustment range：-10dB ~ +10dB
When the EQ mode is Direct or other EQ mode, changing the Bass will change the EQ to Tone mode.
Treble adjustment range：-10dB ~ +10dB
When the EQ mode is Direct or other EQ mode, changing the Treble will change the EQ to Tone mode.
SW OUT adjustment range： -30dB ~ +10dB

GAIN

1. LOW GAIN
2. MIDDLE GAIN
3. HIGH GAIN

INFO DISPLAY

1. INPUT
2. SAMPLING RATE
3. TEMPERATURE

DIMMER
5second ~ 60 second (The range is 5 seconds-60 seconds. After setting, the screen will automatically go off within this time, and the screen will re- light up if you operate the remote control or the knob at any time.)
Brightness Level： 1 ~ 6

Bluetooth operating instructions

This product is equipped with a Bluetooth button, which is the FN button on the remote control,The functions of this button include:

• Short press: Switch directly to Bluetooth input, if Bluetooth loses connection, it is a reconnect;
• Long press: Disconnect the current device and allow pairing with other devices.

Connection:

1. Step 1: Switch the input source in the SETTING MENU or press the Bluetooth the button of the remote;
2. Step 2: Turn on the Bluetooth function of the mobile phone, search for “VMV A2″, and tap to pairing. When the mobile phone displays “connected”, it has been successfully connected.

Re-connection:

When you had lost the connection with the A2, for example,going out, and back home, some phones will not re-connect the A2 if the A2 has not been re-boot, so you can press the Bluetooth button (FN) on the remote to Re-connect.

Clear pairing: Long press the “Bluetooth” button(FN) on the remote control. After clearing the pairing, some phones may no longer be able to search for “VMV A2″. In this case, you need to delete the Bluetooth device “VMV A2″ which saved in the phone, and then search and pairing again.

Warranty Terms

1. The Term of Service
   Foshan Shuangmusanlin Technology Co., Ltd promises to offer good-quality products. If the product is broken in 7 days after purchasing when you use it normally, you can choose to send it back for return, replacement or repairing (only the product does not affect the second sales can be returned ). Repairing for free in one year if you use it normally.

2. The date of purchase is in accordance with the date on invoice or receipt uesd by seller, and if you buy it on line, you can show the screenshot of trade.

3. If inappropriate usage causes the unit damaged, the warranty will be void. As below.

   • All damages by inappropriate use, including using it in non-normal working environment or without following the instructions.
   • Dismantling, refitting, repairing by user in private.
   • Causing damage by using some fittings instead of the designative or accredited ones. Cannot provide credible proof of purchase.

4. Sending it back to our company for repairing.

5. Contact your S.M.S.L Audio reseller for a return or replacement.

References

• SMSL Audio Official -Professional audio product manufacturer

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