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16

Before operation

1.  Ensure that the connections are correctly performed. 

(Normal playback cannot be achieved with wrong con-
nections of R, L, 

!

, or 

@

)

2.  When the power is toggled between on and off or the 

input selector is changed over, set the volume control to 
the minimum position in advance.

Playback procedure

1.  Press the operation switch to turn on the switch after 

ensuring that the volume control is set to the minimum 
position.

2.   Select a source to be reproduced with the input selector.
3.  Adjust the sound level with the volume control.
4.  Operate the line straight switch, balance control, and 

tone control according to the reproduced source.

How to operate line straight switch

The line straight switch is used to play sound with the short-
est signaling route for enhancing the purity of the source 
selected with the input selector. When this switch is set to 
on, the balance control, tone control, subsonic, monaural 
and loudness are bypassed.

How to operate balance control

The balance control allows users to adjust the balance of 
sound volume between right and left channels. 
When the balance adjustment is not required, the balance 
control is set to the center position.

When the line straight switch is set to on, the balance con-
trol does not function.

How to operate the tone control

This unit has the tone control function for the low-frequency 
and high-frequency ranges.
The low-frequency range type works in the 300 Hz or lower.
The tone control is set to flat frequency characteristics at 
the center position. Rotating the control clockwise makes 
the low-frequency range enhanced, and rotating the control 
counterclockwise makes the low-frequency range attenu-
ated.
The high-frequency range type works in the 3 kHz or more.
The tone control is set to flat frequency characteristics at 
the center position. Rotating the control clockwise makes 
the high–frequency range enhanced, and rotating the con-
trol counterclockwise makes the high-frequency range at-
tenuated. 
For both the low-frequency and high-frequency ranges, the 
right and left channels interlockingly function.

When the line straight switch is set to on, the tone control 
does not function.

How to record a source

1.  Select a source to be recorded with the input selector.
2.  Set the recording switch to on.
3.  Play the source to be recorded and set the recorder to 

the recording state.

*  Operation of the tone control or balance control does not 

affect the recording signals.

Operations

Содержание L-550AXII

Страница 1: ...Owner sManual INTEGRATED AMPLIFIER L 550AXII...

Страница 2: ...Contents Precautions 1 Features of This Unit 2 Names and Functions 4 Connections 12 Operations 16 How to use Remote Control 18 Block Diagram 20 Specifications 21 Before Asking for Repair Services 22...

Страница 3: ...en and of the speaker terminals and speaker input terminals of this unit If a large signal is applied to the amplifier with its circuit left short circuited a large current may be passed through the o...

Страница 4: ...l push pull output stages Parallel push pull structure of bipolar transistors Pure class A rated output 20 W 20 W 8 High inertia power supply High inertia power supply circuit that combines a large ca...

Страница 5: ...onsists of the independent construction of a loopless chassis to eliminate increased ground impedance caused by chassis current 18 mm pitch RCA terminal Introduction of 18 mm pitch all RCA input outpu...

Страница 6: ...ted with the remote control 3 Input selector INPUT SELECTOR Selects an input device from the devices such as a CD play er an SACD player a D A converter and a tuner connected to each input terminal Th...

Страница 7: ...separate indicator off Uses this unit as a normal integrated amplifier on separate indicator on Feeds external signals from the MAIN IN terminal on the rear panel to the main amplifier section This sw...

Страница 8: ...ween right and left channels Rotating this control counterclockwise makes the left sound volume enhanced and rotating the switch clockwise makes the right sound volume enhanced This control shall be s...

Страница 9: ...he recorder connected to this unit OFF Does not send recording signals to the record er output terminals on the rear panel When not using the recorder set the recording switch to OFF ON Selects an inp...

Страница 10: ...ads the output of the R channel The meters read the level in decibels The meters light when the power is on 3 Subsonic indicator SUBSONIC Lights up when the subsonic switch is on 4 Monaural indicator...

Страница 11: ...ights up when the loudness switch is on 8 Line straight indicator LINE STRAIGHT Lights up when the line straight switch is on When the line straight switch is set to on the subsonic monaural and loudn...

Страница 12: ...sound crack 3 LINE 1 LINE 2 LINE 3 and LINE 4 input terminals unbalanced LINE 1 LINE 2 LINE 3 and LINE 4 Are used for high level signal inputs from a CD player an SACD player a D A converter a tuner a...

Страница 13: ...Balanced input terminal INPUT BAL LINE Are the balanced input terminals of the LINE level for an XLR connector 8 Phase inverters PHASE Change the phase when the balance input terminal is used The pha...

Страница 14: ...12 Connections RECORDER SPEAKER SYSTEM A L R L R SPEAKER SYSTEM B CD SACD PLAYER ANALOG PLAYER D A CONVERTER...

Страница 15: ...his unit with 2 R and L pin plug cables or balanced cables For LINE 2 LINE 3 and LINE 4 input terminals connection in the same fashion as the LINE 1 terminals provides the reproduction likewise How to...

Страница 16: ...14 Connections RECORDER SPEAKER SYSTEM A L R L R SPEAKER SYSTEM B CD SACD PLAYER ANALOG PLAYER D A CONVERTER...

Страница 17: ...ug cables is required for recording on the recorder After the connection you can enjoy listening to the sound from the speaker system and record the sound at the same time These output signals for rec...

Страница 18: ...the balance control is set to the center position When the line straight switch is set to on the balance con trol does not function How to operate the tone control This unit has the tone control func...

Страница 19: ...2 Select a source to be reproduced under timer control with the input selector 3 Adjust the volume level with the volume control 4 Perform time setting for start and stop times with your timer 5 Refe...

Страница 20: ...ressing this button again to turn off the monaural switch provides regular stereophonic reproduction When the line straight switch is set to on this switch does not function 4 Separate switch SEPARATE...

Страница 21: ...ass on This switch toggles the line straight on and off The line straight indicator lights up when the line straight switch is set to on 10 CD SACD player operation switch CD SACD PLAYER This switch i...

Страница 22: ...Speaker selector Protector MUTE SUBSONIC MUTE Pre amp RECTIFIER RECTIFIER RECTIFIER RECTIFIER B1 L B1 R B2 L REG REG For EQ TC Pre amp For Protector For Main Amp For Driver B2 R REG RECTIFIER FUSE Fo...

Страница 23: ...y response PHONO MM 20 Hz to 20 000 Hz 0 5 dB line straight on PHONO MC 20 Hz to 20 000 Hz 0 5 dB line straight on LINE 20 Hz to 100 000 Hz within 3 dB line straight on Tone control Max amount of chan...

Страница 24: ...ol is set to on Set the mute switch to off No sound is generated on one side The balance control is fully rotated The balance control shall be set to the cen ter position under normal conditions The c...

Страница 25: ...INTEGRATED AMPLIFIER L 550AX 23 MEMO...

Страница 26: ...24 MEMO...

Страница 27: ......

Страница 28: ...LUXMAN CORPORATION JAPAN AG00987E52A Printed in Japan 1 3 1 Shinyokohama Kouhoku ku Yokohama shi Kanagawa 222 0033 Japan...

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