Nilfisk-ALTO HPA6 Direct In Input, Input Gain Control, Input Level Meter, Aux In Input, Mono LED

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1.Direct In Input

The Direct In Input is used to feed the external program sources into the main signal path, comparing to the Main Input on the rear panel, this input presents the priority character.

2.Input Gain Control

This control sets the input signal level coming from Main In.

3.Input Level Meter

This meter tells you the level of the main input signal coming from Main/Direct In, and the range goes from -24dBu to +18dBu.

4.Aux In Input

The Aux In Input is used to feed the further input signal, which can be mixed with the Main/ Direct In signal via Balanced Control.

5.L Mute Switch

The Left input signal will be muted if this switch is activated.

6.R Mute Switch

The Right input signal will be muted if this switch is activated.

7.Mode Switch

This push-button switches the operational mode between Mono and Stereo. Press this button for Mono appli- cation, and the Mono LED (8) lights up.

8.Mono LED

This LED informs you the current operational mode. Press the Mode Switch (7) for Mono application, this LED lights up.

9.Headphone Out Output

In parallel with the Headphone Output on the rear panel, this 1/4" TRS phone jack is also used to output the signal of the individual channel.

10.Balanced Control

This control is used to set the proportion between the signal coming from Aux In Input and Main/Direct In Input.

11.Output Gain Control

This control is used to adjust the output level of the individual channel.

12.Output Level Meter

This 4-digit meter tells you the level of the output signal, and the range goes from -24dBu to +12dBu. In case of the Clip LED lights up, please turn down the Input Gain Control or/and the individual Output Gain Control to avoid any distortion.

3.2The Rear Panel

 

AC INPUT

120V-110

95-120V 60Hz

 

or 210-240V 50Hz

 

Rated Power

220-240V

Consumption 40W

 

 

 

FUSE:

 

 

 

210-240V: T315mAL 250VAC

 

 

 

95-120V: 500mA 250VAC

 

 

 

REPLACE FUSE WITH

 

 

 

CORRECT TYPE ONLY

A101

 

Apparaten skall anslutas

 

 

 

till jordat uttag nar den

ansluts till ett natverk

TIP:

 

 

 

 

 

L- CHANNEL

 

 

 

 

 

RING:

 

 

 

 

 

R- CHANNEL

 

 

 

 

 

MIN. LOAD

 

 

 

 

 

100OHMS

 

 

 

 

 

HEADPHONE OUT 6

HEADPHONE OUT 5

HEADPHONE OUT 4

HEADPHONE OUT 3

HEADPHONE OUT 2

HEADPHONE OUT 1

 

 

PUSH

PUSH

TIP/PIN 2

TIP/PIN 2

TIP/PIN 2

 

TIP/PIN 2

 

RING/PIN 3

RING/PIN 3

RING/PIN 3

 

RING/PIN 3

 

SLEEVE/PIN 1

SLEEVE/PIN 1

SLEEVE/PIN 1

 

SLEEVE/PIN 1

 

 

 

NEW

TIDE

NEW

TIDE

 

 

 

3

 

3

 

 

2

1

2

1

MAIN OUTPUT RIGHT

MAIN OUTPUT LEFT

MAIN INPUT RIGHT

MAIN INPUT LEFT

13

14

22

21

20

19

18

17

16

15

5

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Contents HPA6 Power Supply Safety Related SymbolsImportant Safety Instructions External ConnectionPreface Table of Contents Feature List IntroductionControl Elements Direct In Input Mute SwitchMode Switch Input Gain ControlFuse holder / Voltage selector Main Input ConnectorsMain Output Connectors AC InletInstallation & Connection Wiring ConfigurationMains Connection Application Use the HPA6 as a Headphone AmplifierUse the HPA6 as Independent Power Amplifiers Background musical signals Headphone Output Main Input HPA6 in Mono / Stereo ApplicationPower Amplifier Warranty Warranty Registration CardNO.1, Lane 17, SEC , HAN SHI West ROAD, TAICHUNG, 401 Taiwan

HPA6 specifications

The Nilfisk-ALTO HPA6 is a high-performance professional vacuum cleaner designed for a variety of cleaning applications. Known for its robust construction and efficient operation, the HPA6 is ideal for cleaning in environments such as offices, retail spaces, and industrial settings.

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With its powerful performance, advanced filtration system, and user-friendly features, the Nilfisk-ALTO HPA6 stands out as a reliable cleaning solution for both commercial and industrial applications, meeting the demands of various cleaning professionals effectively.