Read Sony NWZ-A844 / NWZ-A845 / NWZ-A846 / NWZ-A847 Service Manual online
NWZ-A844/A845/A846/A847
11
4-1-3. Standby current check (DSVCHK)
This mode is used in case standby current is checked.
This mode is used in case standby current is checked.
Checking method:
1. Enter the test mode.
2. Press
1. Enter the test mode.
2. Press
the
[
v
]/[
V
] keys to select the “POWER”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “DSVCHK”.
4. Press the [
u
] key, enter the state of the deep sleep.
5. Press the [BACK] key, release the state of the deep sleep.
Screen display
POWER DSVCHK
OK
6. Press the [BACK] key, return to minor item selection screen.
4-1-4. Charge current check (CHGCHK)
This mode is used in case charge current is checked.
This mode is used in case charge current is checked.
Checking method:
1. Enter the test mode.
2. Press
1. Enter the test mode.
2. Press
the
[
v
]/[
V
] keys to select the “POWER”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys to select the “CHGCHK”.
4. Press the [
u
] key, the charge setting is displayed.
Screen display
POWER CHGCHK
AC
AC
5. In this state, each time the [
B
] key is pressed, the port setting
for the charge is changed as shown in the table below.
Port control
Display
CHG_XCHGEN
CHG_PEN1
CHG_PEN2
AC
L
H
H
USB500
L
H
H
USB100
L
H
L
6. Press the [BACK] key, return to minor item selection screen.
4-1-5. Battery voltage detection check (BATTCHK)
This mode is used in case battery voltage is checked.
This mode is used in case battery voltage is checked.
Checking method:
1. Enter the test mode.
2. Press
1. Enter the test mode.
2. Press
the
[
v
]/[
V
] keys to select the “POWER”, and press the
[
B
] key to enter the minor item.
3. Press the [
v
]/[
V
] keys key to select the “BATTCHK”.
4. Press the [
u
] key, the battery voltage is displayed.
When the battery voltage cannot be confi rmed, “ERROR” is
displayed.
displayed.
Screen display
POWER BATTCHK
X.XXXV
X.XXXV: Battery voltage
5. Press the [BACK] key, return to minor item selection screen.
4-2. Audio (AUDIO)
While playing the audio track, it’s in a repeat state. If [BACK] key
is pressed, it’s stopped.
Press the [
While playing the audio track, it’s in a repeat state. If [BACK] key
is pressed, it’s stopped.
Press the [
b
] key to switch the HP/LINE/SPEAKER.
Screen display
MPTAPP (X.XX.XX)
POWER
AUDIO
AUDIO
OUTPUT
VIDEO
SN
VIDEO
OUT F1
OTHER
F2
CLESTE
SEPLR
FM
SEPRL
NC
MAXOUT
SHUTDOWN
NMLZR
EXITTEST SPCHK
SPKCHK
USER1
USER2
USER3
Click on the first or last page to see other NWZ-A844 / NWZ-A845 / NWZ-A846 / NWZ-A847 service manuals if exist.