Sony NWZ-S515 Service Manual page 13

4-2-9. Sound pressure regulation level check
"1 kHz 0 dBs L-ch/R-ch VOLUME: 30" audio signal is output-
ted.
Checking method:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "AUDIO", and press the [
v V
key to enter the minor item.
3. Press the [ ]/[ ] key to select the "SPCHK".
v V
4. Press the [ ] key, "1 kHz 0 dBs L-ch/R-ch VOLUME: 30"
u
audio signal is outputted.
liquid crystal display
AUDIO SPCHK
1kHz 0dBs L/Rch
HPOUT [ VOL: 30 ]
START
5. Press the [BACK] key, return to minor item selection screen.
4-3. Video
liquid crystal display
MPTAPP MENU
POWER
AUDIO
VIDEO — LCD
OTHER
CLESTE
DAC
FM
SHUTDOWN
EXITTEST
4-3-1. LCD display check
Liquid crystal display is checked.
Checking method:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "VIDEO", and press the [
v V
key to select the "LCD".
3. Press the [ ] key, all black is displayed on the liquid crystal
u
display.
4. In this state, each time the [OPTION] key is pressed, the screen
display changes in the following order.
All black (default) → All red → All green → All blue → All
white → Color bar → Maximum drawing size confi rmation
Maximum drawing size confi rmation:
All blue (All sides are red) is displayed. Whether red in all
sides is seen is confi rmed.
5. In this state, each time the [VOL –] key is pressed, LCD back
light brightness min/max/middle switch is performed.
6. Press the [BACK] key, return to minor item selection screen.
NWZ-S515/S516/S615F/S616F/S618F
4-4. Other
liquid crystal display
MPTAPP MENU
POWER
]
B
AUDIO
VIDEO
OTHER
CLESTE
DAC
FM
SHUTDOWN
EXITTEST
4-4-1. Clock check
The movement of an internal clock is confi rmed.
Checking method:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "OTHER", and press the [
v V
key to enter the minor item.
3. Press the [ ]/[ ] key to select the "CLOCK".
v V
4. Press the [ ] key, date and time are displayed.
u
liquid crystal display
OTHER CLOCK
XX, XX XX XXXX
##:##:##.######
START
XX, XX XX XXXX : Date
##:##:##.######
"START" changes into "OK" if the movement of an internal
clock is confi rmed.
5. Press the [BACK] key, return to minor item selection screen.
]
B
CLOCK
KEY
FORMAT
DEST
SPSET
FWVER
NCAPCHK
: Time
]
B
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