Read Sony NWZ-S543 / NWZ-S544 / NWZ-S545 Service Manual online
NWZ-S543/S544/S545
20
4-2-5. CH separation (L-ch) check
“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
] key to select the “AUDIO”, and press the [
B
]
key to enter the minor item.
3. Press the [
v
]/[
V
] key to select the “SEPLR”.
4. Press the [
u
] key, “1 kHz 0 dBs L-ch VOLUME: 25” audio
signal is outputted.
liquid crystal display
SEPLR
1kHz 0dBs Lch
HPOUT [ VOL 25 ]
START
5. Press the [BACK] key, return to minor item selection screen.
4-2-6. S/N check
“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
] key to select the “AUDIO”, and press the [
B
]
key to enter the minor item.
3. Press the [
v
]/[
V
] key to select the “SEPRL”.
4. Press the [
u
] key, “1 kHz 0 dBs R-ch VOLUME: 25” audio
signal is outputted.
liquid crystal display
SEPRL
1kHz 0dBs Rch
HPOUT [ VOL 25 ]
START
5. Press the [BACK] key, return to minor item selection screen.
4-2-7. Maximum output check
“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
1. Enter the test mode.
2. Press
the
[
v
]/[
V
] key to select the “AUDIO”, and press the [
B
]
key to enter the minor item.
3. Press the [
v
]/[
V
] key 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.
liquid crystal display
MAXOUT
1kHz 0dBs L/Rch
AVLS OFF
HPOUT [ VOL 30]
START
5. In this state, each time the [OPTION] 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
“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
1. Enter the test mode.
2. Press
the
[
v
]/[
V
] key to select the “AUDIO”, and press the [
B
]
key to enter the minor item.
3. Press the [
v
]/[
V
] key to select the “NMLZR”.
4. Press the [
u
] key, “1 kHz − 24 dBs L-ch/R-ch VOLUME:
30” audio signal is outputted.
liquid crystal display
NMLZR
1kHz–24dBs Lch/Rch
HPOUT [ VOL 30]
START
5. Press the [BACK] key, return to minor item selection screen.
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