NW-A100TPS/A105/A105HN/A106HN
53
Sony CONFIDENTIAL
For Authorized Servicer
5-13. Key
(Key)
Screen display
Diagnosis APP
[ver X.XX.XX]
Key
Press check
Press count check
Connection check
Connection status
5-13-1. Key press check (Press check)
It can be check the pressing of the each keys (buttons).
Procedure:
1. Press the [+] or [–] button to select the “Key”, and press the
[
u
] or [
>
] button to enter the minor item.
2. Press the [+] or [–] button to select the “Press check”.
3. Press the [
u
] button, all keys are displayed to the screen.
Screen display
Key push
(KEY PUSH command)
LEFT PLAY RIGHT
HOLD POWER
VOL+
VOL–
4. The character in the screen corresponding to the pressed key
(button) is selected, every time the each key (button) of WALK-
MAN main unit is pressed.
([
1
], [+], [–], [
.
], [
u
], [
>
], Slide [HOLD] switch in the
direction of on)
5. When all of the keys are checked, “Key push OK” is displayed.
Screen display
Key push
(KEY PUSH command)
LEFT PLAY RIGHT
HOLD POWER
Key push OK
VOL+
VOL–
6. Slide the [HOLD] switch from “ON
t
OFF”, return to minor
item selection screen.
5-13-2. Key press count check (Press count check)
Note:
Not used for the servicing.
If you have entered this mode by mistake, press the [
u
] button in a
state in which slide the [HOLD] switch in the direction of on, return
to minor item selection screen.
5-13-3. Accessory connection count check
(Connection
check)
Note:
Not used for the servicing.
5-13-4. Headphone connection status
(Connection
status)
It can check the headphone detection.
If the headphones detection connector is not inserted correctly, is
disconnected, or is shorted, no sound will be output from the head-
phones.
Note 1:
In the “5-2. Audio (Audio)” item, headphone detection is not per-
formed, so even if the “5-2. Audio (Audio)” item is performed and
sound is output from the headphones, the sound may not be output
in normal mode.
Note 2:
Use stereo mini plug headphones.
Procedure:
1. Press the [+] or [–] button to select the “Key”, and press the
[
u
] or [
>
] button to enter the minor item.
2. Press the [+] or [–] button to select the “Connection status”.
3. Press the [
u
] button, check screen is displayed.
Connection status
(KEY CSTS command)
Type
[SE-HP (3P) ]
Screen display
4. Press the [
.
] or [
>
] button to select the “SE-HP (3P)”.
5. Insert stereo mini plug headphones and press the [
u
] button,
check that “>>> inserted” is displayed.
Next, remove stereo mini plug headphones and press the [
u
]
button, check that “>>> removed” is displayed.
Connection status
(KEY CSTS command)
Type
[SE-HP (3P) ]
>>> inserted
Screen display
When inserted headphones.
“>>> inserted”
r
When removed headphones.
“>>> removed”
6. Switch the [HOLD] switch in the order of OFF
t
ON, or ON
t
OFF
t
ON, to return to minor item selection screen.
SYS SET
2020/02/27 22:57:21 (GMT+09:00)
