Sony NWZ-E573 / NWZ-E574 / NWZ-E575 Service Manual ▷ View online
NWZ-E573/E574/E575
21
4-2-1. Output check (OUTPUT)
“1 kHz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is outputted.
“1 kHz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “OUTPUT”.
4. Press the [
u
] key, “1 kHz 0 dBs L-ch/R-ch VOLUME: 25”
audio signal is outputted.
AUDIO OUTPUT
1kHz 0dBs L/Rch
HPOUT [ VOL: 25 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
4-2-2. S/N check (SN)
“Infi nity Zero VOLUME: 25” audio signal is outputted.
“Infi nity Zero VOLUME: 25” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “SN”.
4. Press the [
u
] key, “Infi nity Zero VOLUME: 25” audio signal
is outputted.
AUDIO SN
Infinity Zero
HPOUT [ VOL: 25 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
4-2-3. Frequency characteristic 1 check (F1)
“20 Hz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is outputted.
“20 Hz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “F1”.
4. Press the [
u
] key, “20 Hz 0 dBs L-ch/R-ch VOLUME: 25”
audio signal is outputted.
AUDIO F1
20Hz 0dBs L/Rch
HPOUT [ VOL: 25 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
4-2-4. Frequency characteristic 2 check (F2)
“20 kHz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is output-
ted.
“20 kHz 0 dBs L-ch/R-ch VOLUME: 25” audio signal is output-
ted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “F2”.
4. Press
the
[
u
] key, “20 kHz 0 dBs L-ch/R-ch VOLUME: 25”
audio signal is outputted.
AUDIO F2
20kHz 0dBs L/Rch
HPOUT [ VOL: 25 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
NWZ-E573/E574/E575
22
4-2-5. CH separation (L-ch) check (SEPLR)
“1 kHz 0 dBs L-ch VOLUME: 25” audio signal is outputted.
“1 kHz 0 dBs L-ch VOLUME: 25” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “SEPLR”.
4. Press the [
u
] key, “1 kHz 0 dBs L-ch VOLUME: 25” audio
signal is outputted.
AUDIO SEPLR
1kHz 0dBs Lch
HPOUT [ VOL: 25 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
4-2-6. CH separation (R-ch) check (SEPRL)
“1 kHz 0 dBs R-ch VOLUME: 25” audio signal is outputted.
“1 kHz 0 dBs R-ch VOLUME: 25” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “SEPRL”.
4. Press the [
u
] key, “1 kHz 0 dBs R-ch VOLUME: 25” audio
signal is outputted.
AUDIO SEPRL
1kHz 0dBs Rch
1kHz 0dBs Rch
HPOUT [ VOL: 25 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
4-2-7. Maximum output check (MAXOUT)
“1 kHz 0 dBs L-ch/R-ch VOLUME: 30” (Headphone output when
AVLS operates: “1 kHz 0 dBs L-ch/R-ch VOLUME: 13”) audio
signal is outputted.
“1 kHz 0 dBs L-ch/R-ch VOLUME: 30” (Headphone output when
AVLS operates: “1 kHz 0 dBs L-ch/R-ch VOLUME: 13”) audio
signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “MAXOUT”.
4. Press the [
u
] key, “1 kHz 0 dBs L-ch/R-ch VOLUME: 30”
(Headphone output when AVLS operates: “1 kHz 0 dBs L-
ch/R-ch VOLUME: 13”) audio signal is outputted.
ch/R-ch VOLUME: 13”) audio signal is outputted.
AUDIO MAXOUT
1kHz 0dBs L/Rch
HPOUT [ VOL: 30 ]
AVLS OFF
START
Screen display
5. In this state, each time the [
B
] key is pressed, AVLS on/off
switch is performed.
6. Press the [BACK] key, return to minor item selection screen.
4-2-8. Normalizer check (NMLZR)
“1 kHz –24 dBs L-ch/R-ch VOLUME: 30” audio signal is output-
ted.
“1 kHz –24 dBs L-ch/R-ch VOLUME: 30” audio signal is output-
ted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “NMLZR”.
4. Press
the
[
u
] key, “1 kHz –24 dBs L-ch/R-ch VOLUME: 30”
audio signal is outputted.
AUDIO NMLZR
1kHz -24dBs L/Rch
HPOUT [ VOL: 30 ]
HPOUT [ VOL: 30 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
NWZ-E573/E574/E575
23
4-2-9. Sound pressure regulation level check (SPCHK)
“1 kHz 0 dBs L-ch/R-ch VOLUME: 30” audio signal is outputted.
“1 kHz 0 dBs L-ch/R-ch VOLUME: 30” audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “SPCHK”.
4. Press the [
u
] key, “1 kHz 0 dBs L-ch/R-ch VOLUME: 30”
audio signal is outputted.
AUDIO SPCHK
1kHz 0dBs L/Rch
HPOUT [ VOL: 30 ]
START
Screen display
5. Press the [BACK] key, return to minor item selection screen.
4-2-10. Speaker check
“20
“20
20kHz 0dBs L-ch/R-ch VOLUME: 30” audio signal is out-
putted.
Note: Not used for the servicing.
4-2-11. User specifi cation contents playback 1 (USER1)
“/User1.oma” is reproduced.
“/User1.oma” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “USER1”.
4. Press the [
u
] key, “/User1.oma” is reproduced.
(Displayed values in the following fi gure are example)
AUDIO USER1
HPOUT [ VOL: 15 ]
00:02
START
Screen display
Repetition except the totaling time
5. Press the [BACK] key, return to minor item selection screen.
4-2-12. User specifi cation contents playback 2 (USER2)
“/User2.oma” is reproduced.
“/User2.oma” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “USER2”.
4. Press the [
u
] key, “/User2.oma” is reproduced.
(Displayed values in the following fi gure are example)
AUDIO USER2
HPOUT [ VOL: 15 ]
00:02
START
Screen display
Repetition except the totaling time
5. Press the [BACK] key, return to minor item selection screen.
4-2-13. User specifi cation contents playback 3 (USER3)
“/User3.oma” is reproduced.
“/User3.oma” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “AUDIO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “USER3”.
4. Press the [
u
] key, “/User3.oma” is reproduced.
(Displayed values in the following fi gure are example)
AUDIO USER3
HPOUT [ VOL: 15 ]
00:02
START
Screen display
Repetition except the totaling time
5. Press the [BACK] key, return to minor item selection screen.
NWZ-E573/E574/E575
24
4-3. Video (VIDEO)
MATAPP (X.XX.XX)
Screen display
POWER
AUDIO
VIDEO
OTHER
CLESTE
DAC
DIREC
FM
NC
NC
SHUTDOWN
EXITTEST
LCD
USER1
USER2
USER3
USER1
USER2
USER3
4-3-1. LCD display check (LCD)
Screen display is checked.
Screen display is checked.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “VIDEO”, and press the
[
B
] key to select the “LCD”.
3. Press the [
u
] key, all black is displayed on the screen.
4. In this state, each time the [OPTION] key is pressed, the screen
display changes in the following order.
All black (default)
Color bar (standard) Color bar
(brightness minimum)
Color bar (brightness maximum)
All red
All green All blue All white Maximum
drawing size confi rmation
diagonal gradation (red) di-
agonal gradation (green)
diagonal gradation (blue) di-
agonal gradation (white)
Maximum drawing size confi rmation:
All blue (All sides are red) is displayed. Whether red in all
sides is seen is confi rmed.
sides is seen is confi rmed.
5. In this state, each time the [
B
] key is pressed, brightness min/
max/middle switch is performed.
6. Press the [BACK] key, return to minor item selection screen.
4-3-2. User specifi cation contents playback 1 (USER1)
“/User1.mp4” is reproduced.
“/User1.mp4” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “VIDEO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “USER1”.
4. Press the [
u
] key, “/User1.mp4” is reproduced.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
VIDEO USER1
HPOUT [ VOL: 15 ]
[WIFI: OFF]
[CHARGE: AC]
00:25
START
Screen display
Repetition except the totaling time
5. Press the [BACK] key, return to minor item selection screen.
4-3-3. User specifi cation contents playback 2 (USER2)
“/User2.mp4” is reproduced.
“/User2.mp4” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “VIDEO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “USER2”.
4. Press the [
u
] key, “/User2.mp4” is reproduced.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
VIDEO USER2
HPOUT [ VOL: 15 ]
[WIFI: OFF]
[CHARGE: AC]
00:25
START
Screen display
Repetition except the totaling time
5. Press the [BACK] key, return to minor item selection screen.
4-3-4. User specifi cation contents playback 3 (USER3)
“/User3.mp4” is reproduced.
“/User3.mp4” is reproduced.
Checking method:
1. Enter the test mode.
2. Press the [
1. Enter the test mode.
2. Press the [
v
]/[
V
] keys to select the “VIDEO”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “USER3”.
4. Press the [
u
] key, “/User3.mp4” is reproduced.
(Displayed characters/values in the following fi gure are ex-
ample)
ample)
VIDEO USER3
HPOUT [ VOL: 15 ]
[WIFI: OFF]
[CHARGE: AC]
00:25
START
Screen display
Repetition except the totaling time
5. Press the [BACK] key, return to minor item selection screen.
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