Sony NW-ZX300 Service Manual page 40

NW-ZX300/ZX300A
4-2-8. Normalizer check (Normalizer)
Note: Not used for the servicing.
4-2-9. Sound pressure regulation level check
(Sound pressure)
Note: Not used for the servicing.
4-2-10. Playback user fi le 1 (Play user fi le-1)
Note: Not used for the servicing.
4-2-11. Playback user fi le 2 (Play user fi le-2)
Note: Not used for the servicing.
4-2-12. Playback user fi le 3 (Play user fi le-3)
Note: Not used for the servicing.
4-2-13. Playback user select (Play user select)
Note: Not used for the servicing.
4-2-14. Hi-Res output (Output HiRes check)
It can be output the "Sampling rate: 192 kHz/Frequency: 1 kHz
(L/R-ch)/Bit rate: 32 bit" audio signal for the Hi-Res check.
Procedure:
1. Enter the test mode.
(Refer to "1. SETTING THE TEST MODE" on page 35)
2. Press the [+]/[–] keys to select the "Audio", and press the [
or [ ] key to enter the minor item.
>
3. Press the [+]/[–] keys to select the "Output HiRes check".
4. Press the [ ] key, the audio signal output screen is displayed.
u
Screen display
Audio HiRes
(AUD HIRS command)
output [SE]
volume [ 90]
play time [60]
5. Press the [ ] key, and output an audio signal using the set-
u
tings selected.
6. Slide the [HOLD] switch in the direction of on, to return to
minor item selection screen.
40
u
Item of key input settings
4-2-15. HP (BTL) gain setting (HP(BTL) gain)
It can be setting the gain for the headphone (balanced side).
Procedure:
1. Enter the test mode.
(Refer to "1. SETTING THE TEST MODE" on page 35)
2. Press the [+]/[–] keys to select the "Audio", and press the [
or [ ] key to enter the minor item.
>
3. Press the [+]/[–] keys to select the "HP(BTL) gain".
4. Press the [ ] key, the setting screen is displayed.
u
Screen display
Set/Get HP(BTL) gain
(AUD BTLG command)
HP(BTL) gain
[normal]
5. In step 4 state, each time the [
]
gain setting is select. (normal/high)
6. Press the [ ] key, and change to the selected of in step 5.
u
7. Slide the [HOLD] switch in the direction of on, to return to
minor item selection screen.
4-2-16. HP (SE) gain setting (HP(SE) gain)
It can be setting the gain for the headphone (stereo mini side).
Procedure:
1. Enter the test mode.
(Refer to "1. SETTING THE TEST MODE" on page 35)
2. Press the [+]/[–] keys to select the "Audio", and press the [
or [ ] key to enter the minor item.
>
3. Press the [+]/[–] keys to select the "HP(SE) gain".
4. Press the [ ] key, the setting screen is displayed.
u
Screen display
Set/Get HP(SE) gain
(AUD SEGN command)
HP(SE) gain
[normal]
5. In step 4 state, each time the [
gain setting is select. (normal/high)
6. Press the [ ] key, and change to the selected of in step 5.
u
7. Slide the [HOLD] switch in the direction of on, to return to
minor item selection screen.
4-2-17. Headphone check (HP check)
Note: Not used for the servicing.
]
u
"normal"
or
"high"
]/[ ] keys are pressed,
. >
]
u
"normal"
or
"high"
]/[ ] keys are pressed,
. >