TOA Electronics D-901 User Manual
Page 9
9
Preset Memory Selection Section
13. Preset Memory Selector Keys [1 – 8]
Recall preset memory patterns 1 – 8. To recall,
press the desired Preset Memory Selector key,
then press the Setting knob (7).
14. Preset Memory Indicators
The LED corresponding to the currently selected
Preset Memory Selection key is illuminated.
PRESET
1
2
6
3
7
5
4
8
13
14
1
2
3
4
5
6
12
11
10
9
8
7
INPUT
ON
SEL
SIG
0N
0N
SIG
SEL
15
16
18 19
17
Input Channel Control Section
Green: Signal level is between –40 dB and
+17 dB on the basis of the rated input
signal level.
OFF:
Signal level is lower than –40 dB
below the rated input signal level.
Notes
· The indicator lights red when the signal level
is set too high. In such cases, decrease the
output level of connected equipment so that
the indicator lights green.
· Only when the D-923AE or the D-937SP
Digital input module is used, the input channel
indicator flashes red if a status error occurs.
• ON: Lights when the channel is selected and
active.
17. Input Volume Control [INPUT]
Adjusts the gain of the input channel selected
with the Input Channel Selector keys (15).
18. Input Channel ON/OFF Key [ON]
Enables or disables the channel selected with the
Input Channel Selector keys (15).
19. Input Channel ON/OFF Indicator
Lights continuously to indicate that the input
channel selected with the Input Channel Selector
keys (15) is enabled (ON).
15. Input Channel Selector Keys [1 – 12]
Used to select the input channel for sound
volume adjustment or parameter setting. The
Input channel indicator [SEL] (16) lights when a
key is pressed, causing the corresponding
channel number to be displayed on the setting
screen.
16. Input Channel Indicators [SEL, SIG, ON]
• SEL: Lights when the input channel is selected.
• SIG
Indicates the input signal level in two colors (red
and green). The status of indicator shows as
follows depending on the input signal levels.
Red:
Signal level is 17 dB or more above
the rated input signal level.
Rated input signal level
+17 dB
–40 dB
Input signal level
LED
Green
Red
OFF