T+A PA 2500 R, Руководство пользователя

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37

Volume and balance settings
 VOL
This rotary knob is used to set your preferred volume in accurate 1 dB
increments. The value currently set is displayed on the screen.
A long press on this knob switches to balance adjustment: turning the knob to
left or right then alters the balance in the corresponding direction. Press the
knob again long to conclude the adjustment and save the setting.

This knob controls the system menu as well as the volume level. (see Chapter
'Basic functions of the PA 2500 R' )

Continuous listening to programme material at very high volume can result in
permanent loss of hearing. You can avoid subsequent health problems by
avoiding continuous listening at high volume

Output settings
 
This button switches the pre-amplifier output of the PA 2500 R on and off. The
button lights up when the output is switched on.

 
If in the configuration menu the menu item „Headphones on/off“ is set to
„manual“, a long press on this button switch the headphone output on or off.
(see chapter
“Basic settings of the PA 2500 R”
)

 
A brief press on this button switches the loudspeakers on in turn:
A

B

A+B
A long press switches the loudspeaker outputs off.



The current switched state can be displayed either on-screen or by means of
different colours of the

button. (see chapter entitled
“Basic settings of
the PA 2500 R /
Colour profile”
)
This button glows red, if the output signal is clipped. To protect against clipping,
the
PA 2500 R has a protection circuit (See chapter entitled
“Protection
circuit
”
).



System settings, tone settings
 
Briefly pressing this button opens and closes the tone control menu .
(see chapter
“Tone control settings”
)
A
long press switches the tone control on.

 
Briefly pressing this button opens and closes the System menu .
(see chapter
“Basic settings of the PA 2500 R”
)

 
Brief press : switches FLAT mode on.
The button lights up when FLAT mode is active.
The FLAT function by-passes the tone control section of the amplifier, thereby
disabling the tone controls (bass and treble controls). The frequency
response is then absolutely linear.
A
long press switches the Loudness (volume-dependent tone adjustment) on
and off.
(see chapter
“Tone control settings”
)


Phones
headphones

Socket for stereo headphones with a minimum impedance of 50

.



Note regarding the use of headphones
Continuous listening to programme material at very high volume using
headphones or earphones can result in permanent loss of hearing. You can
avoid subsequent health problems by avoiding continuous listening at high
volume through headphones or earphones.