7. NOMENCLATURE AND FUNCTIONS

7.1.M-9000 (Matrix Mixer Amplifier), A-9060DH/9120DH/9120DL/9060S/9120S/9240SH (Matrix Mixer Power Amplifiers)

[Front]

 

 

 

This figure represents the M-9000.

 

 

 

 

 

INPUT SELECT

 

 

 

 

 

1

 

 

 

 

 

2

 

 

 

 

 

3

 

 

 

 

 

4

 

 

 

 

 

5

INPUT VOLUME

OUTPUT VOLUME

PARAMETER

POWER

 

 

ON/OFF

ON/OFF

MEMORY

UTILITY

 

6

 

 

 

 

 

7

 

OUTPUT SEL

ENTER

ESC/BACK

 

 

 

 

 

TOA 9000 SERIES PRE-AMPLIFIER M-9000

8

 

 

 

 

2

3

4

5

6

7

8

10

11

13

14

 

 

 

 

 

 

9

 

 

12

1

1.Power switch and Power indicator

Press this switch to turn on the power. The power indicator lights. To turn off the power, hold down the switch for at least 0.5 second.

Note

The power switch is a soft-switch, so the internal microcomputer is still operating even when the power switch is set to OFF.

2.Input channel selection keys

Select the input channel for which the volume is adjusted or parameter is set.

Pressing the key causes the corresponding red channel indicator to light on the vacuum fluorescent display (VFD).

3.Vacuum fluorescent display (VFD)

Displays the setting screen, input and output selection status, channel ON/OFF status, input and output level meter indication, and fader position.

(Refer to p. 13 "VFD on-screen indications.")

4.Input volume control

Adjusts the gain of the input channel selected with the input channel selection key (2).

5.Input channel ON/OFF key

Turns on or off the channel selected with the input channel selection key (2).

6.Output channel ON/OFF key

Turns on or off the channel selected with the output channel selection key (7).

7.Output channel selection key

Selects the output channel for which the volume is adjusted or parameter is set. The output channel indicators on the VFD light in sequence each time the key is pressed.

8.Output volume control

Adjusts the gain of the output channel selected with the output channel selection key (7).

9.Memory key

Used to save the setting contents in each setting mode, or to delete on-screen indications to enter each setting mode.

10.Enter key

Press this key when such indications as "OK?" are displayed.

11.Parameter setting knob

Rotate this knob to select the setting item or setting contents.

12.Utility menu key

Holding down this key for 2 seconds or more when in normal operation mode switches the display to the setting screen.

13.Escape/Back key

Used to revert back to a previous screen when advanced with the Enter key during setting operation.

14.Screen shift keys [ ]

Move the setting screen or setting item.

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