Sony NWZ-A726 / NWZ-A726B / NWZ-A728 / NWZ-A728B / NWZ-A729 Service Manual ▷ View online
NWZ-A726/A726B/A728/A728B/A729
5
SECTION 2
GENERAL
Parts and Controls
Front
BACK/HOME button
*
1
Press to go up one list screen level, or
to return to the previous menu.
Press and hold the BACK/HOME
button to display the Home menu .
to return to the previous menu.
Press and hold the BACK/HOME
button to display the Home menu .
Headphone jack
For connecting the headphones.
Insert the jack pin until it clicks into
place. If the headphones are
connected improperly, the sound
from the headphones may not sound
right.
Insert the jack pin until it clicks into
place. If the headphones are
connected improperly, the sound
from the headphones may not sound
right.
WM-PORT jack
Use this jack to connect the supplied
USB cable, or optional peripheral
devices, such as supported
accessories for the WM-PORT.
USB cable, or optional peripheral
devices, such as supported
accessories for the WM-PORT.
5-way button
*
2
Starts playback and enables
navigation of the player’s on-screen
menus.
navigation of the player’s on-screen
menus.
Display
The display may vary, depending on
functions.
functions.
VOL +
*
2
/– button
Adjusts the volume.
HOLD switch
You can protect the player against
accidental operation by using the
HOLD switch when carrying it. By
sliding the HOLD switch to the
direction of the arrow
accidental operation by using the
HOLD switch when carrying it. By
sliding the HOLD switch to the
direction of the arrow
, all
operation buttons are disabled. If you
slide the HOLD switch to the
opposite position, the HOLD
function is released.
slide the HOLD switch to the
opposite position, the HOLD
function is released.
OPTION/PWR OFF button
*
1
Displays the option menu .
If you press and hold the OPTION/
PWR OFF button, screen turns off
and the player enters standby mode.
If you press any button while the
player is in standby mode, the “Now
Playing” screen, etc., appears and the
player is ready for operation.
Furthermore, if you leave the player
in standby mode for about a day, the
player turns completely off
automatically. If you press any button
when the player is turned off, the
start up screen appears first, then the
“Now Playing” screen appears.
If you press and hold the OPTION/
PWR OFF button, screen turns off
and the player enters standby mode.
If you press any button while the
player is in standby mode, the “Now
Playing” screen, etc., appears and the
player is ready for operation.
Furthermore, if you leave the player
in standby mode for about a day, the
player turns completely off
automatically. If you press any button
when the player is turned off, the
start up screen appears first, then the
“Now Playing” screen appears.
Note
• The player consumes battery power
very slightly even when it is in standby
mode. Therefore, the player might
turn completely off in a short time,
depending on the power remaining in
the battery.
mode. Therefore, the player might
turn completely off in a short time,
depending on the power remaining in
the battery.
Strap hole
Used to attach a strap (sold
separately). You can attach the
supplied stand and a strap at the same
time.
separately). You can attach the
supplied stand and a strap at the same
time.
*
1
Functions marked with
on the
player are activated if you press and hold
the corresponding buttons.
the corresponding buttons.
*
2
There are tactile dots. Use them to help
with button operations.
with button operations.
Rear
RESET button
Resets the player when you press the
RESET button with a small pin, etc. .
RESET button with a small pin, etc. .
Accessory hole (type I)
Used to attach the supplied stand or
the optional accessories.
the optional accessories.
Using the supplied stand
You can stand up the player using the
supplied stand.
supplied stand.
Notes
• When standing the player with the
stand, be careful not to press down or
knock the player.
knock the player.
• Stand up the player horizontally as
shown. Do not stand it up vertically.
This section is extracted
from instruction manual.
from instruction manual.
NWZ-A726/A726B/A728/A728B/A729
6
SECTION 3
DISASSEMBLY
•
This set can be disassembled in the order shown below.
3-1. DISASSEMBLY FLOW
Note: Follow the disassembly procedure in the numerical order given.
3-2. COVER (REAR), REAR ASSY
SET
3-2. COVER
(REAR),
REAR
ASSY
(Page
6)
3-3. BATTERY
(Page
(Page
7)
3-4. MAIN
BOARD
(Page
7)
3-5. LCD
ASSY
(Page
8)
two screws (M1.4)
two ornamental screws
screw
(M1.4)
two claws
rear assy
two
claws
lid (ACC)
claw
claw
cover (rear)
NWZ-A726/A726B/A728/A728B/A729
7
3-3. BATTERY
Note: This illustlation sees the battery assy from back.
3-4. MAIN BOARD
Note: This illustration sees the MAIN board from the back.
battery
adhesive sheet (BATT)
BATT wire sheet
connector
(CN901)
battery connector
lead wire
(red)
(red)
lead wire
(black)
(black)
spacer (line in)
Note 2: When removing battery,
don't remove by the impossible power.
Note 3: Adhesive sheet (BATT) cannot re-used.
Please replace to brand-new part ones
adhesive sheet (BATT) is removed.
Note 1: When installing battery connector,
please be careful about the color
of the lead wires as shown in a figure
and install battery connector.
screw
(B1.4)
spacer (line in)
claw
BATT wire sheet
R connector (CN601)
connector (board to board)
connector
(board to board)
(board to board)
spacer (line in)
connector (CN901)
HP flexible
print board
(CN301)
(CN301)
RI MAIN board
RB cushion
PWB
sheet key (CN602)
escutcheon (CN)
RT spacer (PWB-S)
RE sheet (WM-P)
RG cushion (WM-P)
RH cushion PWB
RE sheet (WM-P)
battery connector
lead wire
(red)
(red)
lead wire
(black)
(black)
Note 1: When installing battery connector,
please be careful about the color
of the lead wires as shown in a figure
and install battery connector.
Note 2: Please install or
remove
remove
connector
(board
to
board)
vertically.
NWZ-A726/A726B/A728/A728B/A729
8
3-5. LCD ASSY
two screws
(M1.4)
two spacers
(WM-P)
two claws
two claws
SW board
LCD flexible board
(CN801)
sheet (LCD-B)
two screws
(B1.4)
screw
(B1.4)
RE LCD assy
R Open the LCD assy
in the direction of the arrow.
waterproof jack
Remove the waterproof jack
in the direction of the arrow.
RB boss
RT Pull out the
LCD flexible board.
LCD flexible board
LCD assy
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