Sony NWZ-WH303 Service Manual ▷ View online
NWZ-WH303/WH505
9
2-4. INNER HOUSING (L), OPEN THE SHORT-LAND (L-CH)
–
L-ch
–
1 four screws
2 inner housing (L)
3 Remove the solder of short-land.
MAIN board
Note 1: Make sure to remove one solder to become an open
state before disassembling the electrical parts.
Note 2: Solder the short-land after all wirings are connected
when you exchanged some mounted board.
NWZ-WH303/WH505
10
2-5. FRONT PLATE ASSY (DR1) (L-CH)
–
L-ch
–
front plate assy
(DR1)
(DR1)
driver
:LUH VHWWLQJ
2 Remove the solder.
1 Check that the short-land is shorted.
3 Remove the solder.
4 front plate assy (DR1) (L-ch)
marking
Note 2: Marking on the driver shows “+” side.
Note 3: The position of marking has a possibility
Note 2: Marking on the driver shows “+” side.
Note 3: The position of marking has a possibility
of having been changed.
[red/green]
Note 1: Must to soldered this
Note 1: Must to soldered this
wire to the "+" side
of the driver.
[green/natural]
1:=-:+
front plate assy
(DR1)
(DR1)
driver
1:=-:+
marking
Note 2: Marking on the driver shows “+” side.
Note 3: The position of marking has a possibility
Note 2: Marking on the driver shows “+” side.
Note 3: The position of marking has a possibility
of having been changed.
[red/green]
Note 1: Must to soldered this
Note 1: Must to soldered this
wire to the "+" side
of the driver.
[green/natural]
HP wire (L) (WR1)
HP wire (L) (WR1)
NWZ-WH303/WH505
11
2-6. KNOB (SH), KNOB (POWER) (L-CH)
1 four claws
3 four claws
2 knob (SH)
knob (SH)
power switch
output switch
–
L-ch
–
Note 1: Knob (SH) and knob (power) can be similarly disassembled.
Note 2: When installing the knob (SH) and knob (power),
align the knob with switch.
4 knob (power)
knob (power)
MAIN board
NWZ-WH303/WH505
12
2-7. MAIN BOARD (L-CH)
–
L-ch
–
1 four screws
2 Remove the MAIN board block
in the direction of an arrow.
3 Draw out the AUDIO IN jack.
5 kapton sheet
kapton sheet
6 Remove two solders.
9 Remove four solders.
qa Remove five solders.
qs MAIN board
7 Remove two solders.
8 HP wire (L) (WR1)
HP wire (L) (WR1)
relay cord
relay
cord
cord
0 kapton sheet
MAIN board
screw hole
screw hole
rib
rib
MAIN board
MAIN board
MAIN board
(NWZ-WH303)
(NWZ-WH505)
WLUH VHWWLQJ
[red]
[black]
MAIN board
rib
screw hole
WLUH VHWWLQJ
WLUH VHWWLQJ
WLUH VHWWLQJ
[black]
[red/green]
[green/natural]
[red]
[natural]
[white]
[red/green]
[natural]
[red]
[blue]
[red/natural]
[green/natural]
[green]
4 Remove two solders of battery wire.
Note: When the battery wire is removed,
refer to “ABOUT THE HANDLING
OF THE BATTERY ASSY (BAT1)”
on page 3.
Click on the first or last page to see other NWZ-WH303 service manuals if exist.