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Summary of Contents for CH D1.5
- Page 1 D1.5 SACD/CD Player/transport User Manual...
- Page 2 It represents the considerable total of all our efforts and experience, making this an outstanding product that we are proud to present to you. We are confident that your D1.5 will bring you uncountable hours of musical enjoyment from your SACD and CD collection.
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Page 3: Table Of Contents
D1.5 SACD/CD player/transport with SYNC_IO board + CH DAC (C1 DAC/Controller or I1) with SYNC_IO board 11.4 D1.5 SACD/CD player/transport with SYNC_IO board + CH DAC (C1 or I1) with SYNC_IO board + T1 Time Reference 11.5 Returning to factory defaults Firmware update 12.1... -
Page 4: Getting To Know Your Ch Precision D1.5
D1.5, a high quality modular SACD/CD player/transport based on slot-in boards and USB flash-drive updatable firmware. In its base version the D1.5 is a pure digital, two-channel SACD/CD drive to be used with a high quality external Digital to Analog Converter (DAC). It includes a DIGITAL_OUT_HD board and a CONTROL board. -
Page 5: Sacd/Cd Optical Disc Mechanism
1.1 SACD/CD optical disc mechanism The D1.5 SACD/CD transport is built around our Mechanically Optimized Reading System (MORSe), whose critical mechanical parts are designed and manufactured in-house. The MORSe consists of a heavy brass module, weighing almost 1 kg, on which the optical pick-up and disc drive motor are precisely assembled. -
Page 6: Mechanical Construction
DAC such as the C1 DAC/Controller, or with an external master clock such as the T1 10MHz Time Reference. Monaural ANALOG_OUT: each board provides one fully balanced channel of analog audio output. Supplied as a pair, labeled and color-coded for Left or Right channel they turn the D1.5 transport into a standalone disc player. -
Page 7: Power Supply
1.5 Optional external power supply The D1.5 is equipped with a socket for an optional external power supply input. This input is specific to the CH X1 external power supply. When the external power supply is connected, the internal power supply of the D1.5 is turned off (only the Standby transformer remains active). -
Page 8: Mains Supply
2.5 Maintenance and service The D1.5 SACD/CD player/transport contains no user serviceable parts. Do not try to open, modify or repair your D1.5 by yourself. This will void any warranty. Your D1.5 SACD/CD player should be checked by a qualified technician if: The unit is not functioning properly. -
Page 9: Installation
Unpack the D1.5 SACD/CD unit and store the packaging for future transportation. Do be careful when lifting the D1.5 as the unit is heavy (almost 30kg) so if in doubt, get somebody to help you lift it clear of the carton. -
Page 10: Positioning Your D1.5 Sacd/Cd Player/Transport
1. Place the D1.5 on the stable support on which you intend to use it. Make sure cooling air is able to freely flow around the unit and that you have enough space above the unit to remove the top-caps and insert/adjust the support spikes. - Page 11 D1.5 on the top of its stack. Never stack any component other than another CH Precision product on top of your D1.5. Never use the aluminum top caps if another CH component is to be stacked on top of your D1.5. Adjustment shafts, feet and spikes 1.
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Page 12: Connections
The D1.5 is factory fitted with the CONTROL board and Digital OUT HD boards as standard, configuring it for use as a dedicated SACD/CD transport. But, as noted in the introduction to this manual, you have the option to... - Page 13 8. Ethernet port for connection to a local area 19. Earth connector. Internally connected to digital network for control via the CH Control Android App. ground 9. Analog ground connector 1 20. Analog ground connector 2. Can be connected to 10.
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Page 14: Control Board Functionality
4.2 CONTROL board USB port The USB port on the CONTROL board is dedicated to firmware updates of the D1.5 unit. Do not use it for any other purpose. For more information on unit firmware update, please refer to the corresponding section of this manual. -
Page 15: Monaural Analog_Out Boards
CD data at 88.2kHz). For SACD playback, the original DSD bit-stream is transferred through this link. Use CH Link HD as the preferred interface when connecting your D1.5 to other CH units such as the C1 DAC/ Controller or I1 Integrated amp. -
Page 16: External Power Supply Connector
7 Operation The D1.5 SACD/CD unit can be operated from the front panel, from the handheld infra-red remote control or, if connected to a dedicated, local area network, via the CH Control App installed on an Android tablet. Unit status is indicated by the high-definition AMOLED display with customizable colors, or via the tablet screen if using the Control App. -
Page 17: User Control Knob
1. External ring rotate Left [<<E] Normal Push [NP] and Long Push [LP] 2. Central knob rotate Left [<<C] 4. External ring rotate Right [E>>] 3. Central knob push. There are two types of push: 5. Central knob rotate Right [C>>] D1.5 User Manual... -
Page 18: Operating Modes
In the example above, the 7th track of an SACD is being played back. Total elapsed time is 28min 34s, phase is inverted and the whole disc is repeated. The D1.5 is powered through an external power supply and is locked to its internal clock but its outputs are muted. -
Page 19: Normal Mode Control Actions
Skip to next track PAUSE Skip through tracks forward [<<E] External Rotate Left OPEN Do nothing STOP Skip through tracks backward and starts playback (PLAY) PLAY/ PAUSE Skip to track begin, then to previous tracks on subsequent [<<E] D1.5 User Manual... -
Page 20: Menu Mode
8.3 Menu mode The Menu mode allows for Configuration and Setup of the D1.5 SACD/CD player/transport. If no shortcut is defined, you enter Menu mode from Normal mode by applying a single Normal Push [NP]. Otherwise, successive Normal Pushes [NP] will take you through all shortcuts before reaching the DETAILED SETUP screen. -
Page 21: Configuration
(sticky: no) or remain (sticky: yes). Clock source: If an optional SYNC_IO board is installed, allows user to select the clock source (internal clock source – D1.5 is master, or synchronize the D1.5 to an external clock coming from the BNC in connector). -
Page 22: Shortcuts
9.3 SHORTCUTS The D1.5 allows you to establish up to six shortcuts, taking you directly to almost any parameter in any menu. The D1.5 is preprogrammed with Search, Phase Polarity, Current disc layer and Time info as shortcuts one to four. -
Page 23: Factory
If Yes is selected, the D1.5 will enter standby mode when it receives a Power Off command from the LAN. It will remain on if No is selected. This is useful if you want to keep your D1.5 on even when you turn off the rest of your system. -
Page 24: Remote Control
10 Remote control 10.1 Remote control operation The D1.5 SACD/CD player transport is delivered with a small, handheld infrared remote to control the unit’s basic operations. This remote control is not intended to be used when configuring the unit. D1.5 SACD/CD unit remote control 1. -
Page 25: Changing The Remote Control Batteries
To replace the batteries, remove the back cover of the remote control by removing the screws (M3 Torx T10 - use the supplied screwdriver). Always exchange the batteries for brand new ones (making sure that you respect battery polarity). Replace the back cover. The CH Precision remote control uses two AAA batteries. -
Page 26: Advanced Clocking
(Menu parameter Clock Source is set to INTERNAL) or a dedicated clock generator. It can be a CH audio product (D1.5, C1, C1 Mono or I1), or an external clock generator such as the T1. -
Page 27: Returning To Factory Defaults
11.5 Returning to factory defaults Please note that if you get lost in the menus, or you simply want to start over, your D1.5 can be reset to Factory default settings by using the RESET ALL SETTING item of the FACTORY SETTING menu. For a list of Factory default settings, please refer to the Specifications section. -
Page 28: Firmware Update
12.1 Preparing the USB stick The firmware of all the CH Precision units can be updated using the USB port located at the back of the unit. Before starting the firmware update, it is necessary to load a USB stick with files containing the new firmware. -
Page 29: Emergency Firmware Update Procedure
5. If the emergency firmware update procedure fails, try the same procedure again using a different USB stick. If the failure persists, turn off your unit and contact your authorized dealer for assistance. Note: The emergency firmware update procedure lasts 5-10 minutes, do NOT interrupt it! D1.5 User Manual... -
Page 30: Troubleshooting
Check if the unit is connected to the AC wall outlet and powered on not work Check if distance is not too far to the D1.5 unit. Get closer and try again. D1.5’s Standby LED should briefly illuminate Change batteries in remote control if required (Remote control LED does not illuminate) Disc doesn’t play... -
Page 31: Specifications
SACD single layer and hybrid stereo, DSD 1bit, 2.8224MHz (scarletbook) User control Dual concentric rotary knob with push function (control knob) and CH Control Android app Display 800 x 480 24bits RGB AMOLED Power supply Selectable 100V, 115V or 230V AC, 47Hz to 63Hz Power consumption (Standby) <... - Page 32 2x BNC connectors, 2Vpp, 75 Ohm output impedance Buffered Clock input or Audio Wordclock 50% duty cycle square wave Remote control Remote control type Infrared. Uses RC5 codes. Range: 10m (line of sight) Remote control batteries 2x AAA type D1.5 User Manual...
- Page 33 We strongly encourage you to recycle any batteries used with this component. CH PRECISION SÀRL Z.I. LE TRÉSI 6D • 1028 PRÉVERENGES • SWITZERLAND +41 (0)21 701 9040 • info@ch-precision.com www.ch-precision.com D1.5 User Manual...
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