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12. Damage Requiring Service

Stop using the unit immediately and have it inspected by an authorized music hall
service center whenever:

1. The power supply cord or plug has been damaged.

2. Liquid has been spilled into the unit.

3. The unit has been exposed to rain.

4. The unit does not operate properly.

5. The unit has been dropped or damaged.

6. Smoke or any unusual smell is detected from the unit.

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE
COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO
QUALIFIED SERVICE PERSONNEL.

Getting Started

Thank you for purchasing the music hall ph25.2. The ph25.2 is a tube headphone
amplifier designed for the music lover. We chose a select group of technologically
advanced components to create this sophisticated headphone amplifier.

Please read this manual carefully. In addition to installation and operating
instructions, it provides valuable information that will help you get optimum
performance from your system. Please contact your authorized music hall dealer
for answers to your questions. In addition, all of us at music hall welcome your
questions and comments.

Save the shipping carton and all enclosed packing

material for future use. Shipping or moving the unit in anything other than the
original packing material may result in severe damage that is not covered by the
warranty. Be sure to keep the original sales receipt. It is your best record of the
date of purchase, which you will need in the event warranty service is required.

A Few Precautions

Placement

Use common sense when placing the ph25.2. Always place it on a firm, level
surface. Make sure that the shelf or cabinet can support the weight. Ensure that
there is adequate ventilation around all sides of the unit.

Avoid placing the

ph25.2 where it may be subject to excessive heat, such as near a heat register.
Do not place anything on top of it.

For best performance, avoid placing the

ph25.2 where it may be subject to vibration, such as near a speaker.

Summary of Contents for PH25.2

Page 1: ...her can music hall accept responsibility for damage or loss occurring during transit to or from the person claiming under the guarantee Your music hall ph25 2 warranty covers parts and labor costs for one year from the purchase date After one year you must pay for both parts and labor costs The warranty does not cover transportation costs at any time The unit should be packed in the original packi...

Page 2: ...music hall ph25 2 INSTRUCTION MANUAL music hall http www musichallaudio com tube headphone amplifier ...

Page 3: ... the following installation and operation precautions Keep this manual so you can refer to these safety instructions Heed all warnings and safety information in these instructions and on the unit To reduce the risk of fire or electric shock do not expose the unit to moisture or water If the unit is exposed to moisture immediately disconnect the power cord from the wall Take the unit to an authoriz...

Page 4: ...using stands approved for use with audio equipment Unplug the unit from the mains supply before cleaning The case should normally require only a wipe with a soft lint free cloth Only connect the unit to a power supply of the type and voltage described in the operating instructions or specified on the rear panel of the unit Connect the unit to the power outlet only with the cord supplied Do not mod...

Page 5: ...es valuable information that will help you get optimum performance from your system Please contact your authorized music hall dealer for answers to your questions In addition all of us at music hall welcome your questions and comments Save the shipping carton and all enclosed packing material for future use Shipping or moving the unit in anything other than the original packing material may result...

Page 6: ...Ouput The volume control controls volume for both of the headphone outputs and the Pre Output 4 Connecting to the Mains Plugging In Check that the Power Switch on the front of the ph25 2 is in the position Look at the slider on the back of the unit and confirm that it is set for the correct voltage 115V USA 230V Europe Push the plug IEC line socket of the power cable supplied with the ph25 2 into ...

Page 7: ... the Pre Output Troubleshooting If no sound comes out of the ph25 2 headphone outputs check your headphone connection by unplugging and replugging Turn the volume control up If you re still not getting any sound check that your source component is properly connected to one of the ph25 2 inputs and that you ve selected the correct input on the front panel If no power check that the power cord is pr...

Page 8: ... complies with FCC requirements Technical Specifications Description Highly reliable 6N1B tubes are employed in SRPP pre amplifier Two buffered headphone outputs using 2 x TPA6120 ALPS Type 27 potentiometer achieving 0 5dB accuracy Professional Neutrik headphone output sockets Pre Amplifier output 2 x analog inputs CD and AUX Audiophile quality CMC sockets ensure no loss signal transmission High g...

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