NWZ-A826, NWZ-A826K, NWZ-A828, NWZ-A828K, NWZ-A829, NWZ-A829K - Sony Audio Service Manual (repair manual). Page 10

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10
NWZ-A826/A826K/A828/A828K/A829/A829K
4-1-3.  Standby current check
This mode is used in case standby current is checked.
Checking method:
1.  Enter the test mode.
2.  Press the [
v
]/[
V
] key to select the “POWER”, and press the 
[
B
] key to enter the minor item.
3.  Press the [
v
]/[
V
] key 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.
   
liquid crystal display
POWER DSVCHK
OK
6.  Press the [BACK] key, return to minor item selection screen.
4-1-4.  Charge current check
This mode is used in case charge current is checked.
Checking method:
1.  Enter the test mode.
2.  Press the [
v
]/[
V
] key to select the “POWER”, and press the 
[
B
] key to enter the minor item.
3.  Press the [
v
]/[
V
] key to select the “CHGCHK”.
4.  Press the [
u
] key, the charge setting is displayed.
   
liquid crystal display
POWER CHGCHK
AC
AC
5.  In this state, each time the [OPTION] 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
This mode is used in case battery voltage is checked.
Checking method:
1.  Enter the test mode.
2. Press the [
v
]/[
V
] key to select the “POWER”, and press the 
[
B
] key to enter the minor item.
3.  Press the [
v
]/[
V
] 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.
   
liquid crystal display
POWER BATTCHK
X.XXXV
    X.XXXV: Battery voltage
6.  Press the [BACK] key, return to minor item selection screen.
4-2. Audio
While playing the audio track, it's in a repeat state. If [BACK] key 
is pressed, it's stopped.
Press the [VOL +] key to switch the HP/LINE.
   
liquid crystal display
MPTAPP MENU
 POWER
 AUDIO 
OUTPUT
 VIDEO 
SN
 OTHER 
F1
 CLESTE 
F2
 DAC 
SEPLR
 BLUETOOTH 
SEPRL
 SHUTDOWN  MAXOUT
 EXITTEST NMLZR
  
SPCHK
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