VTL TL2.5 Owner's Manual
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VTL TL2.5 Owner's Manual

Line stage preamplifier
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TL2.5 Line Stage Preamplifier
Owner' s Manual

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Summary of Contents for VTL TL2.5

  • Page 1 TL2.5 Line Stage Preamplifier Owner’ s Manual...
  • Page 2 VTL. Version History: Version 5.0 March 24, 2009 Part Number: OM-0490 Copyright © 2009 by VTL Amplifiers Inc. All rights reserved. 4774 Murrieta Street, Suite 10 Chino, CA 91710, USA Phone 909.627.5944 • Fax 909.627.6988 email: mail@vtl.com • http://www.vtl.com/...

  • Page 4: Table Of Contents

    PERATING THE REAMPLIFIER Connecting and Selecting Source Components..............11 Power On Stages........................11 Connecting the TL2.5 to a Home Theater System..............11 Using the Tape Loop to monitor recordings ................12 Connecting a second pair of amplifiers ................13 Connecting to the Turntable ....................13 CHAPTER 4 ..........................16 ............16...
  • Page 5 CHAPTER 6 ..........................24 ..........................24 ARRANTY APPENDIX ..........................25 Warranty Registration ......................25 Service Notes........................25 TL2.5 Preamplifier Owner’s Manual...

  • Page 6: Chapter 1

    The VTL team is proud that you have selected our pure tube preamplifier as a new member of your home audio system. This preamplifier is designed to give you the...

  • Page 7: Location And Ventilation

    Servicing Do not attempt to service the preamplifier beyond the procedures described in this manual. For all other service and questions, please contact your authorized VTL dealer or the factory. TL2.5 Preamplifier Owner’s Manual...

  • Page 8: Chapter 2

    • The preamplifier, with a power cord • The remote control hand-held unit with two AA batteries • This User Manual, VTL Quality Assurance test document, VTL product warranty registration card Remove each item from its packaging material and check to make sure that no physical damage has occurred during shipping of the unit.
  • Page 9 In this mode the volume control and the amplification stages of the TL2.5 are bypassed completely, and the signal is passed to the front left and right amplifiers at precisely the same volume as the surround processor is putting out.

  • Page 10: The Preamplifier's Back Panel

    Refer servicing to qualified personnel. To prevent fire or shock do not expose this appliance to rain or moisture. Tape Monitor Preamplifier Outputs Processor Inputs AC Power Connector Phono Stage Phono Ground Line Stage Inputs Inputs and Outputs Input Connector TL2.5 Preamplifier Owner’s Manual...

  • Page 11: The Remote Control Hand-Held Unit

    The Remote Control Hand-held Unit The Remote Control hand held unit which comes with this TL2.5, allows you to perform some basic functions from the comfort of your seat: • Increase/decrease the Volume Control by pressing the up and down arrows respectively on the remote control hand-held unit.

  • Page 12: Connecting Your Preamplifier To Your System

    Being careful not to damage the cover or the remote shell, replace the back cover and slide it back into position with a snap. After power up of the TL2.5, test the remote control functions and ensure that all the functions are working correctly. If the functions are not working then check that the batteries are in the correct mounting positions and that they are not stale.
  • Page 13 If you have any questions about this then you should contact either you dealer or the manufacturers of your amplifiers, or contact the VTL factory service department.

  • Page 14: Powering Your System On

    AC Power connector in the back panel of the preamplifier, and that the power cable is plugged into the AC supply. Contact your VTL dealer if the unit still will not power up after these checks have been performed.

  • Page 15: Powering The System Off

    3. Turn the preamplifier and source components off, if you prefer to keep these off when not in use. (You may keep your VTL preamplifier and your source components on permanently if you prefer to keep them warm.)

  • Page 16: Chapter 3

    TL2.5 Processor In input, so that it will be able up to drive the front left and right speakers when the processor loop is engaged.

  • Page 17: Using The Tape Loop To Monitor Recordings

    If you use a tape deck that gives you the capability of monitoring the recording, i.e. listening to the recording while it is taking place, you can use the TL2.5’s Tape Loop switch to take advantage of this feature. Connect the tape’s input and output cables to the TL2.5’s Tape Out and Tape In connectors, respectively, as per the instructions in...

  • Page 18: Connecting A Second Pair Of Amplifiers

    If your TL2.5 Preamplifier is equipped with the optional internally retrofittable phono stage, you can use the phono stage with either MM or MC cartridge. The VTL factory standardly configures the TL2.5 phono stage to work with a MM cartridge. If you would like to alter the standard setting, please follow the instructions below or contact your dealer for assistance.
  • Page 19 RIGHT Remove the top cover of the TL2.5: Turn off the TL2.5 preamp and remove the power cord. Use a #2 Phillips screw driver and remove the 6 screws on the top and 2 screws on each side of the preamplifier.
  • Page 20 There should be a mild rush from both channels at high volume, with no hum present. If you experience hum or any other anomaly then please call the VTL factory for clarification. TL2.5 Preamplifier Owner’s Manual...

  • Page 21: Chapter 4

    We recommend a complete replacement of all tubes in your preamplifier at that time, which will restore it to a “like new” sound quality. Your VTL dealer or VTL factory service department will be happy to assist you with the re-tubing process.

  • Page 22: Changing Tubes

    NOT be covered under the warranty. Be sure to understand these constraints before going any further. If at this stage you feel that you would rather not attempt this procedure yourself you can take the unit to your VTL Authorized Dealer to have the work done.
  • Page 23 Locate the tube you need to remove and hold onto the upper portion of the tube towards its tip. Gently rotate and rock the tube with your fingers to loosen it from its socket until its pins are completely disengaged from the socket. Take the tube out of the unit. TL2.5 Preamplifier Owner’s Manual...

  • Page 24: Changing The Main Fuse

    WARNING: For continued protection against fire hazard only replace the fuse with the same type and rating as was originally specified for the preamplifier. If you have problems locating the correct fuse contact your VTL dealer or the VTL factory service department.

  • Page 25: Cleaning

    Note that in either case there is no damage being done to your VTL preamplifier while it is being used in these states, and you can continue to safely use the preamplifier until a solution is reached..
  • Page 26 VTL TL2.5 could pick up signals transmitted from this component as well. If your other remote unit also adopts the same standard as the TL2.5, then there is a chance that the signals from TL2.5 Preamplifier Owner’s Manual...
  • Page 27 Note that in either case there is no damage being done to your VTL TL2.5 while it is being used in these states and you can continue to safely use the TL2.5 until a solution is reached.

  • Page 28: Chapter 5

    .41 A Slo Blo Ceramic (240 Volt AC) Dimensions 19” wide x 15” deep x 4” high Weight 25 lbs TL2.5 Phono Stage Tube Complement 2x12AX7 2x12AX7, 1x12AX7 JJ Gain 36.5 dB 58.0dB Signal to Noise Ratio 85 dB 70 dB TL2.5 Preamplifier Owner’s Manual...

  • Page 29: W Arranty

    If a VTL product fails to perform properly under the above warranty then the purchaser's sole remedy shall be to return the product to the authorized VTL dealer or to VTL Amplifiers Inc, where the defect will be repaired without charge for parts and labor. The product will then be returned via prepaid, insured freight, method and carrier to be determined solely by VTL Amplifiers Inc.

  • Page 30: Appendix

    A P P E N D I X Warranty Registration Warranty registration for VTL products is valid in the USA only. International VTL customers should consult their local VTL dealer regarding product registration and warranty procedures. To obtain valid US warranty service, please fill out the enclosed VTL Warranty...

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