Test Mode - Sony NWZX1061FBLK - Walkman 32 GB Portable Network Audio Player Service Manual

Note 1: Information on the test mode must correspond in enough
security. When the leakage has been revealed by any
chance, the source of information is specifi ed.
Note 2: Execute "EXITTEST" when you release the test mode.
1. SETTING THE TEST MODE
Note: Perform the test mode in the state of 3.6 V or more in the battery
voltage.
Setting method:
1. Turn the power on.
2. Press the [HOME] key, the home menu is displayed.
3. While touching the [Settings] icon on the touch panel, press
the key as following order.
] → [ ] → [ ] → [VOL +] → [
[
u > .
[ ]
>
4. The set reboots and the color bar is displayed in the liquid crys-
tal display.
5. Enter the test mode when the [HOME] key is pressed in the
state of step 4.
Note: The destination setting and sound pressure regulation setting cannot
be executed by this test mode.
2. RELEASING THE TEST MODE
1. Display the major item selection screen.
2. Press the [ ]/[ ] key to select the "EXITTEST", and
> .
press the [ ] key to select the "SURE ?".
u
3. Press the [ ] key, turn the power off and release the test
u
mode.
3. CONFIGURATION OF THE TEST MODE
Major item
[ ] [HOME]
key
u
Minor item
[ ]
key
u
[HOME]
Start
Automatic
Finish
or
Result
4. OPERATION OF THE TEST MODE
4-1. Power (POWER)
Screen display
MPTAPP (X.XX.XX)
POWER VCHK
AUDIO ACHK
VIDEO DSVCHK
OTHER CHGCHK
CLESTE BATTCHK
DAC
FM
WIFI
NC
SHUTDOWN
EXITTEST
SECTION 3

TEST MODE

] → [VOL –] →
>
Major item switching:
[ ]/ [ ]
key
> .
key
Minor item switching:
[ ]/ [ ]
key
> .
key
NWZ-X1050/X1051/X1060/X1061
4-1-1. Power supply voltage check (VCHK)
This mode is used in case power supply voltage in the state where
all power supply lines are starting is checked.
Checking method:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "POWER", and press
> .
the [ ] key to enter the minor item.
u
3. Press the [ ]/[ ] key to select the "VCHK".
> .
4. Press the [ ] key, all power supply lines are started.
u
Screen display
POWER VCHK
START
In this state, the power supply voltage of each power supply
line can be confi rmed by measuring the voltage.
5. Press the [HOME] key, return to minor item selection screen.
4-1-2. Consumption current (audio playback) check
(ACHK)
This mode is used in case consumption current (audio playback)
is checked in the state where "1 kHz 0 dBs L-ch/R-ch VOLUME:
15" audio signal is outputted.
Checking method:
1. Enter the test mode.
2. Press the [ ]/[ ] key to select the "POWER", and press
> .
the [ ] key to enter the minor item.
u
3. Press the [ ]/[ ] key to select the "ACHK".
> .
4. Press the [ ] key, "1 kHz 0 dBs L-ch/R-ch VOLUME: 15"
u
audio signal is outputted.
Screen display
POWER ACHK
1kHz 0dBs L/Rch
HPOUT [ VOL: 15 ]
START
5. In this state, each time the [
light on/off switch is performed.
6. Press the [HOME] key, return to minor item selection screen.
] key is pressed, LCD back
>
15