Read Sony XDR-S40DBP Service Manual online
XDR-S40DBP
12
5. DAB RECEPTION CHECK
Procedure:
1. Input the following signal from signal generator to DAB an-
1. Input the following signal from signal generator to DAB an-
tenna input.
Output frequency: 174.928 MHz -48 dB/m
2. Equip this unit with dry battery.
3. Telescopic antenna is perpendicularly set to the unit.
4. Press the [
3. Telescopic antenna is perpendicularly set to the unit.
4. Press the [
?/1
] button to turn the power on.
5. Press the [DAB/FM] button, and [– VOL +] jog is turned to
center.
6. Press and hold the [
?/1
] button, while pressing the [MENU]
button.
7. Release the [MENU] button ([
?/1
] button is holding).
8. Press the [
v
], [
V
] button in order, and release the [
?/1
] button.
Enter the test mode and the “FW VER” appears.
9. Press the [
V
] button 3 times to select the “DAB CHK”.
10. L and R channels are outputted from the signal generator.
Press the [ENTER/DISP] button, the message “174_928M”
appears on the liquid crystal display. Press the [ENTER/DISP]
button again, the display will change to “CER_”.
appears on the liquid crystal display. Press the [ENTER/DISP]
button again, the display will change to “CER_”.
11. Headphone is inserted in headphone jack (J202) and it checks
that the sound is outputted from headphone.
It checks that there is no defect. Reception cannot be carried
out and sensitivity is weak, etc.
out and sensitivity is weak, etc.
12. [– VOL +] jog is turned in the counterclockwise direction to a
minimum. The sound from a headphone becomes small suit-
ably, and it checks that there is no defective sound quality.
ably, and it checks that there is no defective sound quality.
(Sound is not outputted at the time of a minimum)
13. [– VOL +] jog is turned in the clockwise direction to a maxi-
mum. The sound from a headphone becomes large suitably,
and it checks that there is no defective sound quality.
and it checks that there is no defective sound quality.
14. Headphone is pull out from the unit. It checks that the unit is
struck 3 times lightly and the sound from a speaker does not
have interruption and defective sound quality.
have interruption and defective sound quality.
15. [– VOL +] jog is turned in the counterclockwise direction to a
minimum. The sound from a speaker becomes small suitably,
and it checks that there is no defective sound quality.
and it checks that there is no defective sound quality.
(Sound is not outputted at the time of a minimum)
16. [– VOL +] jog is turned in the clockwise direction to a maxi-
mum. The sound from a speaker becomes large suitably, and it
checks that there is no defective sound quality.
checks that there is no defective sound quality.
17. Remove battery.
6. INITIALIZE
After the completion of repair, execute initialization.
All the settings, presets and the list of receivable DAB stations will
be deleted.
After the completion of repair, execute initialization.
All the settings, presets and the list of receivable DAB stations will
be deleted.
Procedure:
1. Press the [
1. Press the [
?/1
] button to turn the power on.
2. Press the [MENU] button, and the enter the menu mode.
3. Press
3. Press
the
[
v
] or [
V
] buttons, select the “RESET”, and press the
[ENTER/DISP] button.
4. Press the [
v
] or [
V
] buttons, select the “OK”, and press the
[ENTER/DISP] button.
5. The message “COMPLETE” appears on the liquid crystal dis-
play, initialization is completed, then turn the power off.
FW VER
DAB CHK
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