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© 2014 EMM Labs Inc., All Rights Reserved. EMM Labs reserves the right to amend specifications & design without notice.

PRE2 STEREO PREAMPLIFIER OWNER’S MANUAL

001

Version 1.1

Содержание PRE2

Страница 1: ...2014 EMM Labs Inc All Rights Reserved EMM Labs reserves the right to amend specifications design without notice PRE2 STEREO PREAMPLIFIER OWNER S MANUAL 001 Version 1 1...

Страница 2: ...Thank you for choosing EMM Labs Welcome 002 2014 EMM Labs Inc All Rights Reserved EMM Labs reserves the right to amend specifications design without notice PRE2 STEREO PREAMPLIFIER OWNER S MANUAL...

Страница 3: ...Contents Welcome 002 005 007 009 006 PRE2 STEREO PREAMPLIFIER OWNER S MANUAL Features Specifications 012 012 013 Volume Knob and Signal Gain Input Selectors Product Power Up Programming Menu 014 Displ...

Страница 4: ...isplay Units System Maintenance Input Preselect 017 008 Clear Settings 019 004 Table Of Contents 014 015 016 017 016 PRE2 STEREO PREAMPLIFIER OWNER S MANUAL Set Volume Font 018 2014 EMM Labs Inc All R...

Страница 5: ...to and from EMM Labs For all warranty claims a copy of the original invoice must accompany the product Opening the product or modifying it in any way by the owner including but not limited to cryogeni...

Страница 6: ...d analog volume control Exclusive aerospace grade composite laminate circuit boards Newly designed intuitive control system featuring programmable input naming settings recall and many additional feat...

Страница 7: ...d RCA Input Impedance 10k 1 Stereo Loop Input Un Balanced RCA Input Impedance 50k Analog Outputs 1 Stereo set of Balanced XLR Output Impedance 150 1 Stereo set of Un Balanced RCA Output Impedance 75 1...

Страница 8: ...emote control and all front panel functions become inactive 2 Program and Function buttons Front panel buttons used to access functions and program the PRE2 3 PRE2 Display Display can be dimmed or tur...

Страница 9: ...3 4 5 and 6 are un balanced RCA inputs 2 Loop Input and Output un balanced 3 Analog Outputs Left and Right Balanced XLR Connectors Left and Right Un Balanced RCA Connectors 4 System Remote RS232 RS23...

Страница 10: ...or Warranty void if model serial number indicator is not attached to unit missing or damaged whereby serial number cannot be seen 6 Main Power connector and Power Switch 7 Product VOLTAGE indicator In...

Страница 11: ...al path There is no gain applied to loop return signal The state of Loop path is input dependent Each preamp input can engage the Loop as required 3 PGM Button The PGM program opens a pop up menu with...

Страница 12: ...the Volume Step or Signal Gain in decibels Please Programming Menu to change Volume indicator The gain is referenced to signal level at the RCA outputs Actual gain at XLR outputs is 6dB higher Input...

Страница 13: ...Volume Step 0 all inputs Volume Units Steps Loop Off all inputs Mute Off LCD Contrast Brightness Mid point Input Names Blank no characters all inputs Volume Font 7 segment font Programming Menu In thi...

Страница 14: ...button NEXT allows you to access both screens Both settings are saved in non volatile memory from the main screen 2 Input Naming Menu Input names are edited using the Volume knob and the line editor w...

Страница 15: ...button returns you to the Programming Menu page discarding any changes made 3 Volume Display Units The screen shows a sample value of the Volume display The Change Units soft button toggles the Volume...

Страница 16: ...buttons In this release there are 3 maintenance tasks Set Volume Font 2 options a 7 segment font b EMM font In future updates EMM may update the Volume Font selection with many other fonts Font select...

Страница 17: ...Input can be chosen either by pressing the associated numbered input button or by using the NEXT soft button Pressing the SELECT soft button saves the new setting Clear Settings All user settings will...

Страница 18: ...isplay units between steps and dB DIM This butons toggles through the 3 display states DIM dim the display OFF display off FULL back to the current default setting INPUT 1 to 6 These buttons can be us...

Страница 19: ...n unit In Slave Preamp mode the IR Remote receiver is disabled but the product still receives commands at its RS232 port As before the decoded and recognized commands are echoed in the transmit path o...

Страница 20: ...ntable characters Data frame has a checksum field for error detection but the checksum opt out is possible at sender s request in such a case Sender s frame has a standard blank checksum and the Recei...

Страница 21: ...sterisk Checksum seed value is 0x00 Character ASCII codes are used in the calculation Command Message Structure The Command Message for PRE2 is four character long M3 M2 M1 and M0 and is composed of t...

Страница 22: ...y Units VU PRVU00NA reserved code PRVU01NA the Volume is displayed in Steps 0 to 100 PRDM02NA the gain of signal path is shown in Decibels Save settings SV PRSV00NA product operational settings are sa...

Страница 23: ...t up as follows Baud rate 9600bps Character length 8 bits Stop Bits 1 Parity none Product Class Definitions Disc Transport CD SACD Player SC Blu ray Player BD Preamplifier PR DAC DA Media Player to be...

Страница 24: ...t to amend specifications design without notice PRE2 STEREO PREAMPLIFIER OWNER S MANUAL PRE2 Serial Remote Control RS232 RS232 Cables for PRE2 Standard direct RS232 cable from a PC or dedicated System...

Страница 25: ...Remote Control RS232 RS232 Cables for PRE2 cont d Y patchcord for PRE2 daisy chaining The patchcord has 2 legs from PRE2 central connector to the Input connector and from PRE2 connector to slave Outpu...

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