MSB Technology Reference Headphone Amplifier User Manual Download Page 4

Getting Started

When plugging in power, the amplifier detects the input voltage and 

automatically switches between 120 or 240 volt operation. It is also 

available in a non-switching 100 volt permanent configuration.

Amplifier Interface

There are two control features just under the front of the powerbase.

Front control

White

 - Power on.

Red

 - Power off / bypass mode.

Amber

 - Linked mode, 12 volt trigger controlled.

Flashing Amber

 - Over-voltage protection.

‘Display’ wheel This is a rolling wheel to control the brightness of 

the power indication light

Function switch

Normal

- The front button on the unit switches between on 

and off (enables pass through).

No IR

- The front button on the unit switches between on 

and off (enables pass through). Remote commands 

disabled.

Linked

- The front button on the unit switches between 

on and pass through while keeping the unit on. 

Remote commands disabled.

Connecting to your Amplifier

Connect your headphones to the front or rear headphone jacks. 

Connect your MSB DAC XLR Analog Outputs into the amplifier Inputs  

Connect pass through XLR outputs to your main system amplifiers.

**GENERAL WARNINGS**

Only for use with an MSB DAC.

DO NOT open your headphone Amp. 

NO SERVICEABLE PARTS.

Summary of Contents for Reference Headphone Amplifier

Page 1: ...Reference Headphone Amplifier User Guide Check our website for the most recent user guides firmware and drivers www msbtechnology com Technical support email is techsupport msbtech com 11 14 18...

Page 2: ......

Page 3: ...D N 16 4 25Vrms 1 12W 32 8 6Vrms 2 3W 45 15 5Vrms 5 3W 150 15 6Vrms 1 62W XLR Output Direct connection to input When listening to headphones output is muted with 75 output impedance Headphone Output 1...

Page 4: ...brightness of the power indication light Function switch Normal The front button on the unit switches between on and off enables pass through No IR The front button on the unit switches between on an...

Page 5: ...mp Ground lugs on the powerbase and headphone amplifier Attach a ground wire between one of the Amp Ground lugs and only one loudspeaker amplifier chassis ground This connection is dependent on the am...

Page 6: ...g Outputs 4 Rear Headphone Output 5 Power Input 120 240 VAC 6 5AMP Fuse SLO BLO 7 12 Volt Trigger 8 Grounding Lugs 9 On Off Button 10 IR Sensor 11 Indicator LED 12 Headphone Outputs 2X User Interface...

Page 7: ...her products connected will also turn off and vice versa This trigger can also be used with other products Products may use this trigger differently so you may need to rewire a cable or use an interfa...

Page 8: ...r 3 Exact configuration when symptom is observed along with a list with the input used source material system connections and amplifier 4 Customer name 5 Customer shipping address 6 Customer phone num...

Page 9: ...rd wear and tear The product is misused in any way Any unauthorized modifications or repairs were performed The product is not used in accordance with the Operating Conditions stated below The product...

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