Luxman M-900u, Owner'S Manual

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6
Names and Functions
9. STEREO/BTL selection switch
(STEREO/BTL (MONO))
When STEREO is selected, this unit operates as a stereo
power amplifier.
When BTL (MONO) is selected, this unit operates as a mon-
aural power amplifier with BTL connection.
Factory default: STEREO
10. Phase inverter switch
(BAL LINE PHASE)
Change the phase when the balance input terminal is used.
The phase shall be corresponding to the phase of the input
device.
NORMAL Position
①
GROUND
②
COLD (–)
③
HOT (+)
INVERT Position
①
GROUND
②
HOT (+)
③
COLD (–)
11. Main power switch (MAIN POWER)
Turns this unit to the standby state.
When this switch is turned on, the standby indicator on the
front panel lights yellow to show that this unit turns to the
standby state.
When this switch is turned off, the standby indicator on the
front panel turns off to show that the main power is turned
off.
12. Signal ground (ground terminal)
(SIGNAL GROUND)
Is a ground terminal for devices to be connected to this unit.
This terminal is used to reduce noise when other devices
are connected.
This terminal is designed not for safety.
13. Unbalanced input terminal
(INPUTS LINE)
Coaxial input terminal to receive unbalanced audio signals
of a line level
Connect this terminal to an unbalanced output of an input
device such as a control amplifier with a pin-plug cable.
Audio input signals coming to LINE are selected with the
input switch on the front panel and delivered.
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16
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17
15
Rear panel