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A5.5 CD
A5.5 SERIES COMPACT DISC PLAYER WITH VALVE OUTPUT STAGE
INSTRUCTIONS FOR USE
Thank you for purchasing the Musical Fidelity A5.5 CD player
This model uses a professional quality drawer loading CD transport, ultra low jitter 24 Bit DAC technology
and further jitter reduction techniques to achieve both an excellent technical specification and unparalleled
CD sound quality. This is complemented by an ECC88 valve buffer stage to give a high quality valve audio
output.
The A5.
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CONTENTS A5.5 CD PAGE 3, 4 Safety information - Laser product labelling - Laser type - Radio-frequency interference 5 General advice - Installation precautions - User information 6 Item disposal information - EU disposal information 7 Installation - Introduction - Notes on using compact discs - Installation - Audio connections - Power connections - Switching on - Cleaning 8 Facilities and connections - Illustrations - front and rear
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SAFETY INFORMATION A5.5 CD CLASS 1 LASER PRODUCT The A5.5 is a CD player which has been designed and manufactured according to FDA regulations "title 21, CFR, chapter 1, sub-chapter J, based on the Radiation Control for Health and Safety Act of 1968", and is classified as a Class 1 laser product. There is no hazardous radiation during normal use because invisible radiation emitted inside this product is completely confined within the protective housing. However you must observe the f
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SAFETY INFORMATION A5.5 CD LASER INFORMATION: Manufacturer : Sharp Optical pick-up : Pick-up type : GH6C005B Wavelength : 780nm RADIO - FREQUENCY INTERFERENCE (RFI) This equipment uses and can radiate radio frequency energy, and if not installed and operated in accordance with the instructions, may cause interference to radio communications. However, it is designed to radiate minimal levels of RFI, and accordingly been testing to North American standards (FCC regulations
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GENERAL ADVICE A5.5 CD INSTALLATION PRECAUTIONS and USER INFORMATION Your new A5.5 is designed and built to provide trouble-free performance, but as with all electronic devices it is necessary to observe a few precautions: Heed all warnings shown on the back of the product. Only connect the A5.5 to a mains outlet having the same voltage as marked at the back of the unit. Always ensure that when disconnecting and reconnecting your audio equipment the mains supply is switche
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ITEM DISPOSAL INFORMATION A5.5 CD DISPOSAL AFVAL The crossed out wheeled bin label that appears on Het label op de achterzijde van dit apparaat, een the back panel of the product indicates that the product must not afvalbak op wielen met een kruis doorgehaald, geeft aan dat dit be disposed of as normal household waste. To prevent possible apparaat niet samen met gewoon huishoudafval mag worden harm to the environment please separate the product from other weggegooid. Om mogelijke sc
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INSTALLATION A5.5 CD INTRODUCTION AUDIO CONNECTIONS Congratulations on the purchase of your new A5.5 CD Outputs: Connect your amplifier inputs to the RCA player. sockets on the back panel marked as LEFT and RIGHT The A5.5 CD has extremely low jitter, vanishingly low outputs. These are valve outputs for best in sonic distortion, exemplary linearity and ultra low noise. Its performance case design complements the A5.5 series components If desired, the unit can also be attached to an e
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FACILITIES AND CONNECTION A5.5 CD FRONT PANEL 1 2 3 4 5 6 7 8 9 1. CD DRAWER 6. STOP button 2. DISPLAY 7. PREVIOUS button 3. ON/OFF switch 8. NEXT button 4. OPEN/CLOSE button 9. IR lens 5. PLAY/PAUSE button REAR PANEL 10
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REMOTE CONTROL A5.5 CD The universal remote control shown below enables functions from this and related units to be operated from a convenient distance. Equivalent buttons on the remote control have the same functions as those on the front panel of the unit. Other functions are only available by remote control. As the handset uses an invisible infra-red light beam, the front edge must be pointed directly towards the receiver window at the front of the player, without visual obstruc
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CD BASIC OPERATION A5.5 CD LOADING AND PLAYING COMPACT DISCS TRACK SELECTION (Remote control) Simply press the PLAY button to start a CD playing NO DISC from the first track. Alternatively, a specific track can be selected directly by pressing one of the ten track number buttons grouped in To load a disc, press OPEN/CLOSE button to gain the centre-section of the remote control. The chosen access to the tray. track then plays after a short delay of about 5 second
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CD SPECIAL FEATURES A5.5 CD REPEAT PLAYBACK This function is obtained by pressing SHUFFLE on the The REPEAT button on the remote control allows the remote control with the unit either stopped or playing. If repeated playback of either one track or all tracks on the the A5.5 is already playing, play will continue in disc. random order until all tracks on the disc have been By pressing the REPEAT button once, only the current played. track is repeated, and the display shows Shuffle pl
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CD SPECIAL FEATURES A5.5 CD That track number will now appear in the display: When all programmed tracks have been played, the CD player stops. The same track selection can then be STOP 74 played again by pressing the PLAY/PAUSE button on program 1 track 3 the front panel, or PLAY on the remote control. To repeat a programmed sequence continually, press Press PROGRAM again on the remote control - the REPEAT whilst playing the program. next program step is selected,
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CD PROBLEMS? A5.5 CD Basic problem-solving with a CD player is similar to troubleshooting other electrical or electronic equipment. Always check the most obvious possible causes first, such as the following examples: Problem Probable Cause Remedy No power / display Power plug is not inserted into psu correctly Plug in securely fully into power supply’s A5.5 rear socket No playback when disc is loaded, “NO Disc is loaded with label side down Re-load with label side up DISC” displayed
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CD SPECIFICATIONS A5.5 CD Output impedance 50 Ohms DAC: DAC circuit 24 bit Delta-Sigma (Bit stream) dual differential 8X over sampling Total correlated jitter < 135 pS Linearity < 0.1dB down to -96dB Output digital 0dB level 2.18VRMS at 1 kHz nominal Frequency response 10Hz to 20 kHz -0.2dB max Channel separation > 105dB 20Hz to 20 kHz Signal / noise ratio > 117dB “A” weighted Total harmonic distortion < 0.003% 10Hz to 20 kHz Connections: Line level output
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MANUAL REVISION A5.5 CD RELEASE DATE CHANGES st st Issue 1 1 September 2007 1 release Updated description front th Issue 2 27 September 2007 page th Issue 2: 27 September 2007 Page 15 of 15
