NXAMP4x1
57
00
CHOOSE
TEST
<
>
15
ANALOG
Press the [B] button to enter the analog test mode. The
following display appears.
15
ANALOG
ANALOG
TEST
OK
?
Perform the test according to the “Inspection with analog
test mode”. (See page 61, 62).
Press the [B] button. The following display appears.
15
ANALOG
MUTE
TEST
OK
?
If OK, press the [B] button to return the display to the test
menu screen.
4-16. BRIDGE test
00
CHOOSE
TEST
<
>
16
BRIDGE
Press the [B] button to enter the bridge test mode. The
following display appears.
16
BRIDGE
ANALOG
TEST
OK
?
Perform the test according to the “Inspection with BRIDGE
mode”. (See page 63).
If OK, press the [B] button to return the display to the test
menu screen.
4-17. CALIBRATION
00
CHOOSE
TEST
<
>
17
CALIBRATION
Press the [B] button to start the calibration. The following
display appears.
17
CALIBRATION
CH1
INPUT
SIGNAL
OK
?
Input the 1 kHz, +10 dBu sine wave to the channel 1 in-
put terminal, and press the [B] button. The analog input
level is automatically calibrated, and the following dis-
play appears.
17
CALIBRATION
CH2
INPUT
SIGNAL
OK
?
Input the 1 kHz, +10 dBu sine wave to the channel 2 in-
put terminal, and press the [B] button. The analog input
level is automatically calibrated, and the following dis-
play appears.
17
CALIBRATION
CH3
INPUT
SIGNAL
OK
?
Input the 1 kHz, +10 dBu sine wave to the channel 3 in-
put terminal, and press the [B] button. The analog input
level is automatically calibrated, and the following dis-
play appears.
17
CALIBRATION
CH4
INPUT
SIGNAL
OK
?
Input the 1 kHz, +10 dBu sine wave to the channel 4 in-
put terminal, and press the [B] button. The analog input
level is automatically calibrated, and the following dis-
play appears.
17
CALIBRATION
CH1
SET
TO
39.1
dBu
?
Input the 1 kHz, +10 dBu sine wave to the channel 1 in-
put terminal.
Adjust the ENCODER so that the output voltage obtained
at the channel 1 output terminal is +39.1 dBu, and press
the [B] button.
The analog output level is automatically calibrated, and
the following display appears.
17
CALIBRATION
CH2
SET
TO
39.1
dBu
?
Input the 1 kHz, +10 dBu sine wave to the channel 2 in-
put terminal.
Adjust the ENCODER so that the output voltage obtained
at the channel 2 output terminal is +39.1 dBu, and press
the [B] button.
The analog output level is automatically calibrated, and
the following display appears.
17
CALIBRATION
CH3
SET
TO
39.1
dBu
?
Input the 1 kHz, +10 dBu sine wave to the channel 3 in-
put terminal.
Adjust the ENCODER so that the output voltage obtained
at the channel 3 output terminal is +39.1 dBu, and press
the [B] button.
The analog output level is automatically calibrated, and
the following display appears.
17
CALIBRATION
CH4
SET
TO
39.1
dBu
?
4-15. ANALOG test
Summary of Contents for NXAMP4X1
Page 36: ...NXAMP4x1 36 B B CONTROL Circuit Board Pattern side 2NA WJ97120 10 2 ...
Page 37: ...NXAMP4x1 37 B B Pattern side 2NA WJ97120 10 2 ...
Page 40: ...NXAMP4x1 40 OUTANL Circuit Board 2NA WJ97320 10 Pattern side ...
Page 44: ...NXAMP4x1 44 B B PN AN Circuit Board 2NA WJ97170 10 1 Pattern side ...
Page 45: ...NXAMP4x1 45 2NA WJ97170 10 1 B B Pattern side ...
Page 49: ...NXAMP4x1 49 2NA WJ97350 50 B A Component side Reduction 7 10 ...
Page 50: ...NXAMP4x1 50 B B PSANL Circuit Board 2NA WJ97350 50 Pattern side Reduction 7 10 ...
Page 51: ...NXAMP4x1 51 B B 6 5 4 3 2 1 7 8 9 10 11 12 2NA WJ97350 50 Pattern side Reduction 7 10 ...
Page 123: ...PA 011884 ...
