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NWZ-E573/E574/E575
28
4-9. Noise canceller (NC)
MATAPP (X.XX.XX)
Screen display
POWER
AUDIO
VIDEO
OTHER
CLESTE
DAC
DIREC
FM
NC
NC
SHUTDOWN
EXITTEST
GAIN-L
GAIN-R
NCHPCHK
GAIN-R
NCHPCHK
4-9-1. Microphone gain (L-ch) adjustment (GAIN-L)
Microphone gain (L-ch) is adjusted.
Microphone gain (L-ch) is adjusted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “NC”, and press the [
B
] key
to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “GAIN-L”.
4. Press the [
u
] key, microphone gain (L-ch) is displayed.
(Displayed values in the following fi gure are example)
NC GAIN-Lch
13
MODE
-1
Screen display
Microphone gain
NC mode
5. In this state, each time the [
b
]/[
B
] keys are pressed, micro-
phone gain (L-ch) is changed.
6. In this state, each time the [HOLD] key is slided from ON to
OFF, the NC mode changes into “-1 (NC OFF)/0 (airplane)”.
7. Press the [BACK] key, return to minor item selection screen.
4-9-2. Microphone gain (R-ch) adjustment (GAIN-R)
Microphone gain (R-ch) is adjusted.
Microphone gain (R-ch) is adjusted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “NC”, and press the [
B
] key
to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “GAIN-R”.
4. Press the [
u
] key, microphone gain (R-ch) is displayed.
(Displayed values in the following fi gure are example)
NC GAIN-Rch
13
MODE
-1
Screen display
Microphone gain
NC mode
5. In this state, each time the [
b
]/[
B
] keys are pressed, micro-
phone gain (R-ch) is changed.
6. In this state, each time the [HOLD] key is slided from ON to
OFF, the NC mode changes into “-1 (NC OFF)/0 (airplane)”.
7. Press the [BACK] key, return to minor item selection screen.
4-9-3. Noise canceling headphone detection (NCH-
PCHK)
The detection of noise canceling headphone is executed.
PCHK)
The detection of noise canceling headphone is executed.
Note: Noise canceling
headphone is
necessary to execute this mode.
Checking method:
1. Connect noise canceling headphone with the WALKMAN.
2. Enter the test mode.
3. Press
1. Connect noise canceling headphone with the WALKMAN.
2. Enter the test mode.
3. Press
the
[
v
]/[
V
] keys to select the “NC”, and press the [
B
] key
to enter the minor item.
4. Press the [
v
]/[
V
] keys to select the “NCHPCHK”.
5. Press
the
[
u
] key, the detection of noise canceling headphone
is executed.
Connected Noican HP
Screen display
6. Press the [BACK] key, return to minor item selection screen.
4-10. Shutdown
(SHUTDOWN)
Function that power supply of set can be turned off without ending
static test mode.
static test mode.
Procedure:
1. Enter the test mode.
2. Press
1. Enter the test mode.
2. Press
the
[
v
]/[
V
] keys to select the “SHUTDOWN”, and press
the [
B
] key to select the “SURE ?”.
3. Press
the
[
u
] key, turn the power off while having entered the
test mode.
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