Mhdt Labs - Aphrodite Cu29
Contents
1. G Universal Serial Bus controllers Rev 1 Jan 2013 OS ockholm Realistic yet Natural Sounding DAC Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab ATI HDMI Output ATI High Definition Audio Device Not plugged in Digital Output Mhdt Labs Audio Device Default Device Speakers Realtek High Definition Audio Ready Realtek Digital Qutput Realtek High Definition Audio Ready Configure Set Default Properties Default Format Select the sample rate and bit depth to be used when running in shared mode 2 channel 24 bit 192000 Hz Studio Quality Exclusive Mode Allow applications to take exclusive control of this device Give exclusive mode applications priority Restore Defaults Rev 1 Jan 2013 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS ockholm Realistic yet Natural Sounding DAC Encoded formats Which of the following formats is your Digital Receiver able to decode DTS Audio Dolby Digital Microsoft WMA Pro Audio Sample Rates Wi of the following sample rates are supported by your E gdi r i 96 0 kHz 176 4 kHz 88 2 kHz 192 0 kHz Note lf you want to install different version of drivers please uninstall previous drivers before install new driver The uninstall is operated in control panel like following 5 f gt Control Panel gt Programs Programs and Features Control Panel Home i Uninstall or change a program View insta2. Instructions and Manual Rev 1 0 Wtockholm Realistic yet Natural Sounding DAC Mhat Labs Audio Products Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS tockholm Realistic yet Natural Sounding DAC Thank you for purchasing the Mhdt Labs Stockholm V2 DAC Please take a few moments to read over this instruction manual to get the most out of your unit The manual describes how to operate the Mhdt Labs Stockholm V2 DAC and provides some technical background information Should you have any further questions or suggestions on how to improve this manual please feel welcome to get in touch with us We hope this investment will bring you many years of outstanding listening enjoyment Important Safety Instructions Please follow these precautions when using this product Read and keep these instructions Heed all warnings Dangerous voltage is inside this apparatus Opening is only allowed by qualified service personnel Verify line voltage before use Protect the power cord from being walked on or pinched particularly at plugs convenience receptables and the point where they exit from the apparatus Do not use this apparatus near water Do not use this apparatus outside Do not expose the apparatus to dripping or splashing Do not place objects filled with liquids flower vases drink cans coffee cups etc on the apparatus Rev 1 Jan 2013 Mhdt Laboratory Taipei Tai
3. M56P R 2R digital to analog output stockholm V2 DAC is a non over sampling no digital filter no op amp no feedback structured DAC This tends to produce most realistic and natural sound The USB input section can handle 16 24bits at 44 1 48 88 2 96 176 4 and 192kHz digital signals This makes Stockholm V2 DAC a powerful digital music station 2 Connections and Operation 2 1 Front Panel Main power toggle switch Indication Led lights on when signal is locked Digital input select switch B BNC input SPDIF format Digital input select switch U USB input SPDIF format Digital input select switch R RCA input SPDIF format Digital input select switch T Toslink input SPDIF format OY 1 s Gd M9 Rev 1 Jan 2013 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS iockholm Realistic yet Natural Sounding DAC When any of digital inputs is selected this input is stored after selection and will remain the last selection after disconnection from mains power 2 2 Rear Panel Connections Analog Output Digital Inputs Right Left Toslink RCA USB BNC Right Channel Analog Output Connect to Pre Amplifier or Receiver s line input Left Channel Analog Output Connect to Pre Amplifier or Receiver s line input Fiber Optical Digital input Connect to CD Transport CDP DVD or PC s Digital Optic output Capable of 16 24bits 32 192kKHz SPDIF digital signal
4. ck sound of relay can be heard in about 15 seconds after power on and it represents that the DAC Is in stand by mode 3 Technical specifications Digital Receiver CS8416 D A converter PCM56P J J grade chips Frequency response 20 Hz to 20 kHz 2dB Output impedance 32 ohms Output level 3 0 Vrms USB input 16 24 bits 44 1 kHz or 48 kHz 88 2kHz 96kHz 176 4kHz and 192 kHz drivers required USB inputs are all in asynchronous operation All other inputs SPDIF 16 24 bits 32 KHz up to 192 kHz please check section 5 of this manual for detail Dimensions clear W x D X H 276 x 150 x 60 mm Dimensions w socket W x D X H 295 x 170 x 60 mm Weight 2 kg Rev 1 Jan 2013 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS ockholm Realistic yet Natural Sounding DAC 4 Warranty Warranty of this product is one year after original purchase During the period of warranty all repair needed parts labor and shipment is free Moreover we usually replace with a new unit within this warranty period This warranty is enforceable only by the original retail purchaser and cannot be transferred or assigned This warranty does not cover claims for damage due to abuse neglect alteration or attempted repair by unauthorized personnel and is limited to failures arising during normal use that are due to defects in material or workmanship in the product 5 USB input driver installation No driver in
5. d in Stockholm V2 DAC is GE JAN 5670W The reason we choose 5670W is that this tube is very reliable durable good sounding and easy to find in nowadays market The typical life of GE JAN 5670W is about 6000 8000 hours If you listen to music by two hours every day you dont have to care about tube s life for almost 10 years The burn in time will takes about 1 day for components and about one month for tube Tubes can be used 5670 2051 396A 6385 6386 6CC42 6854 6N3 CV2575 CV4013 CV5894 CV8247 CV2381 Changing tube is by your own risk You have to remove the top cover plate to remove and insert a new tube The hex torx screwdriver needed is hex 2mm or torx T8x50 Please consult to experienced person if you are first time to do this Fuse spec 5x20mm 1 0A slow blow 7 selection of input AC Voltage The input AC Voltage is presented according to your country and is marked in the rear panel Rev 1 Jan 2013 11 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS tockholm Realistic yet Natural Sounding DAC In case of traveling to different voltage area Find JP3 Voltage selection jumper on the PCB beside IEC AC socket m ihiel oana 110 120V 220 240V Near IEC Socket 50 60HZ 50 60Hz The DAC is designed to be fully regulated in circuit So select 110 120V case can also works well in Japan s 100V 8 Troubleshooting In case there is no audio coming out of your system
6. ent to play the USB2 0 audio The Stockholm USB2 0 input supports 16 24 bits 44 1 kHz 48 kHz 88 2kHz 96kHz 176 4kHz and 192 kHz formats and can handle Direct Sound DS Kernel Streaming KS will support in newer version of driver and WASAPI and ASIO with specific player such as FooBar or Winamp etc Take foobar as example i Preferences Qutput p Components b Display Keyboard Shortcuts Aia e Tae ra Ama nin gt Media Library Nl Output a Networking Sec iter ia d a Playback fa DSP Manager a Output ASIO Virtual Devices Shell Integration gt Tools i Advanced WASAFI Realtek Pita Output Bedik igh Definition Audio Output format Output data format 24bit o Refer to your hardware specifications for preferred output bit depth using bit depth above your hardware capabilities will only result in degraded performance Dither Reset all Reset page Cancel Appl ASIO driver You can download these drivers from CM6631 6631A 1 01 CR W7 SoftwareDriver DLL W7 is just a demonstration it can be XP W8 VISTA CMUACWOASIO64 dll CMUACWOASIO dIl Copy these ASIO drivers to the Components folder of Foobar2000 if you are Rev 1 Jan 2013 10 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS ockholm Realistic yet Natural Sounding DAC using Foobar and restart Foobar Then you are ready to use ASIO 6 Tube Fuse Replacement The vacuum tube installe
7. lled updates To uninstall a program select it from the list and then click Uninstall Change or Repair Turn Windows features on or Organize v Name Publisher Installed On Size cT GerbTool 15 0 WISE Software Solutions Inc 2011 07 19 Google Chrome Google Inc 2011 08 02 GO Google Toolbar for Internet Explorer Google Inc 2012 03 23 Hi Intel Management Engine Components Intel Corporation 2011 01 20 Hi Intel Turbo Boost Technology Driver Intel Corporation 2011 01 28 Java TM 6 Update 16 Sun Microsystems Inc 2011 02 24 S Java TM 6 Update 24 Oracle 2011 02 22 V3 Launch Manager Acer Inc 2011 01 28 lt 2 Microsoft NET Framework 4 Client Profile Microsoft Corporation 2011 11 10 03 Microsoft Office Outlook Connector Microsoft Corporation 2011 11 07 Bg Microsoft Office Outlook Connector Microsoft Corporation 2011 11 07 G3 Microsoft Office Professional Plus 2007 Microsoft Corporation 2012 04 05 Os Microsoft Office SharePoint Designer 2007 Microsoft Corporation 2012 04 05 y Microsoft Silverlight Microsoft Corporation 2012 05 10 Te Microsoft SQL Server 2005 Compact Edition ENU Microsoft Corporation 2011 11 07 mr nane m 2 m nnas ma mn mm Currently installed programs Total size 3 63 GB 69 programs installed Rev 1 Jan 2013 9 Mhdt Laboratory OSzockholn Taipei Taiwan Realistic yet Natural Sounding DAC http dhost info mhdtlab After driver is installed properly you may try to run media ag
8. s Coaxial Digital Input RCA Connect to CD Transport CDP DVD or PC s Digital output Capable of 16 24bits 32 192kKHz SPDIF digital signals USB Digital Input Connect to PC s USB Port please do not connect to USB port on external hub to achieve better sound quality Capable of 16 24bits at 44 1 48 88 2 96 176 4 and 192kHz digital signals Coaxial Digital Input BNC Connect to CD Transport CDP or DVD Digital output Capable of 16 24bits 32 192kHz SPDIF digital signals Main Powercord Inlet Check the preset voltage indicated below this slot this can be either 220 240VAC or 100 120 VAC 50 60HZz The 4 digital inputs i e 8 4 5 6 are independent to each other only one among them will be active and is controlled by the tact switches located in front panel Rev 1 Jan 2013 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS iockholm Realistic yet Natural Sounding DAC 2 3 Powering up Before applying power to the Stockholm V2 DAC ensure that the correct mains voltage is used This can be either 220 240VAC or 100 120 VAC 50 60HZ The factory preset voltage is indicated on the rear panel After applying mains voltage a blue led on all inputs will sequentially light up and stay on the last input when powered off The filaments of vacuum tube located in the right side of the DAC will also slowly lighting up it is visible through the transparent acrylic front panel A slightly cli
9. stallation is needed if using w Mac and Linux OS just plug and play USB2 0 driver installation on Windows OS To support 176 4kHz and 192 kHz formats the Stockholm V2 DAC is operated in USB2 0 full soeed condition Thus you have to install USB2 0 driver before use USB input Please download necessary files from our web site http dhost info mhditlab stockholm2 htm Or directly download from http dhost info mhdtlab CM6631 6631A 1 01 CR rar Rev 1 Jan 2013 Mhdt Laborato Qrockholm 2 Taipei Ta a Realistic yet Natural Sounding DAC http dhost info mhdtlab The use and setup of USB2 0 can be referred to our USBridge user manual located in http dhost info mhdtlab Usbdriver htm Let s take W7 32 64 as example Installed driver version CM6631_6631A 1 01 CR After drivers installed please check control panel to see if the drivers is properly installed a Device Manager File Action View Help AE F xs gt ap Batteries gt gli Computer gt ay Disk drives p MY Display adapters gt ai Human Interface Devices gt Ca IDE ATA ATAPI controllers p A Imaging devices gt EY Jungo gt lt 5 Keyboards i Mice and other pointing devices gt BS Monitors a EY Network adapters alll Atheros AR5B93 Wireless Network Adapter 2 EF Atheros ARS151 PCI E Gigabit Ethernet Controller NDIS 6 20 gt ME Portable Devices gt 2 Processors a Sound vik anih je iua JE System devices
10. there are a few things to check Stockholm V2 DAC accepts USB audio signal via USB port Be sure the input is USB audio signal Stockholm V2 DAC accepts only SPDIF PCM format digital signal for the rest of inputs BNC RCA and Toslink Other formats like dts ac3 are not accepted Are both sides of filaments of the vacuum lighting If not try to firm the tube or the tube is dead Changing a new tube to check the problem remains Incase of no sound from USB port please check if there is any device conflict by device management under control panel Avoid using USB hub in connecting Stockholm V2 DAC Signal through USB hub may not work properly and also decrease the sound performance Rev 1 Jan 2013 12 9 Mhdt Laboratory OSzockholn Taipei Taiwan Realistic yet Natural Sounding DAC http dhost info mhdtlab If none of these suggestions cure the problem please do not hesitate to contact US Latest version of firmware driver can be downloaded from our website http dhost info mhdtlab Rev 1 Jan 2013 13
11. wan http dhost info mhdtlab OS tockholm Realistic yet Natural Sounding DAC Unplug the unit from the mains supply before cleaning The case should normally only be cleaned with a dry soft non fluffy cloth Do not spray any liquid cleaner onto the cabinet as this may lead to dangerous shocks Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat Avoid exposure to direct sunlight This unit runs slightly warm when operated normally Operate in a normal ventilated area If this product will be installed in a rack make certain there is sufficient air movement within the rack Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as when the power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped To reduce the risk of fire or electric shock do not expose this apparatus to rain or moisture Rev 1 Jan 2013 Mhdt Laboratory Taipei Taiwan http dhost info mhdtlab OS tockholm Realistic yet Natural Sounding DAC 1 Introduction Stockholm V2 DAC is a successor model of our successful Havana series DAC It is capable of up to 24bits 192kHz digital signal inputs yet remains driving legendary PC
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