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Related Manuals for Luxman M-900u
Summary of Contents for Luxman M-900u
- Page 1 STEREO POWER AMPLIFIER M-900u Owner`s Manual...
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Page 2: Table Of Contents
Contents Precautions ············································································································· 1 Features of This Unit ································································································ 2 Names and Functions ······························································································ 4 Connections ············································································································ 8 Block Diagram ······································································································· 13 Specifications ········································································································ 14 Before Asking for Repair Services ·········································································· 15... -
Page 3: Precautions
Precautions STEREO POWER AMPLIFIER M-900u Installation place If a large signal is applied to the amplifier with its circuit left short-circuited, a large current may be passed through the Install this unit in a location where good ventilation and heat output circuit and cause a malfunction. -
Page 4: Features Of This Unit
S/N ratio of the transmission circuit thanks to 4-par- Selector relay with high sound quality used in the key point of allelized first stage and Darlington-connected second stage Luxman amplifier, which enhances the separation and cross- of the amplification circuit. talk performances. - Page 5 STEREO POWER AMPLIFIER M-900u 4-parallel speaker relay Loopless chassis Impedance of speaker output lines reduced thanks to place- This unit consists of the independent construction of a ment of 4-parallel contact structure of speaker relays with low loopless chassis to eliminate increased ground impedance resistance value for each channel.
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Page 6: Names And Functions
Names and Functions Front panel 1 . Standby indicator (STAND BY) 4. Input indicator (LINE/BAL LINE) Indicates that this unit is in the standby state. Indicates the input selected with the input switch. This indicator lights when the operation switch is turned off 5. - Page 7 STEREO POWER AMPLIFIER M-900u 6. Display switch (DISPLAY) 7. BTL indicator (BTL) Selects the power meter light and display. Lights when the BTL selection switch on the rear panel is This switch operates differently depending on the setting of set to BTL (MONO) to show that this unit turns to a monau- the BTL selection switch on the rear panel.
- Page 8 Names and Functions Rear panel 9 10 11 12 9. STEREO/BTL selection switch 11. Main power switch (MAIN POWER) (STEREO/BTL (MONO)) Turns this unit to the standby state. When this switch is turned on, the standby indicator on the When STEREO is selected, this unit operates as a stereo front panel lights yellow to show that this unit turns to the power amplifier.
- Page 9 (L side) of the input device to the L side input terminal of M-900u for the left channel and the right channel output terminal (R side) of the input device to the L side input terminal of another M-900u for the right channel.
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Page 10: Connections
How to connect the remote input terminal to a control amplifier Connect between the remote output terminal of a control am- plifier such as Luxman C-900u and the remote input terminal of this unit with the dedicated remote cable supplied with this unit. - Page 11 M-900u is required. Connect the left-channel speaker to the speaker terminal of M-900u for the left channel, and the right-channel speaker to the speaker terminal of M-900u for the right channel. Securely connect the...
- Page 12 Connections 通常ステレオ再生 Normal stereophonic reproduction CD/SACD PLAYER CONTROL AMP CD/SACD PLAYER REMOTE – – SPEAKER SYSTEM...
- Page 13 STEREO POWER AMPLIFIER M-900u BTL stereophonic reproduction CONTROL AMP CD/SACD PLAYER CD/SACD PLAYER REMOTE Set to BTL (MONO) Set to BTL (MONO) – – SPEAKER SYSTEM...
- Page 14 Connections Bi-amplifier/stereophonic reproduction CD/SACD PLAYER CONTROL AMP CD/SACD PLAYER REMOTE R-HIGH L-HIGH R-LOW L-LOW – – – – SPEAKER SYSTEM...
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Page 15: Block Diagram
Block Diagram STEREO POWER AMPLIFIER M-900u... -
Page 16: Specifications
Specifications Continuous rated output (stereo) 150 W + 150 W (8 Ω) 300 W + 300 W (4 Ω) Continuous rated output (BTL) 600 W (8 Ω) 1200 W + 1200 W (1 Ω) Instantaneous maximum output (stereo) Instantaneous maximum output 2400 W (2 Ω) (BTL) Input sensitivity... -
Page 17: Before Asking For Repair Services
Before Asking for Repair Services Before Asking for Repair Services STEREO POWER AMPLIFIER M-900u While the unit is used, an unusual phenomenon may be confused as a malfunction for a certain reason. Prior to asking us for repair services, please check the table below and read the instruction manual for the subsidiary devices. If the cause of the malfunction can- not be identified, please contact your dealer. - Page 18 MEMO...
- Page 20 LUXMAN CORPORATION, JAPAN AG00987E21A Printed in China...