Sony HT-CT780, Руководство по обслуживанию

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HT-CT780
25
2-14. SW Distance Test Mode
(It is displayed “SW.DIST” on the fl uorescent indicator tube)
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
2-15. HDCP Key Read Mode
(It is displayed “HDCP” on the fl uorescent indicator tube)
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
2-16. NFC Test Mode
(It is displayed “NFC.TST” on the fl uorescent indicator tube)
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
2-17. USB Test Mode
It can check the communication line for the between

-com and
USB.
Procedure:
1. Enter the test mode menu.
(Refer to “Setting method of the test mode menu” on page 22)
2. Press the []/[VOLUME –] buttons to select the
“USB.TST”, press the [INPUT] button.
3. A few seconds later, the check result of the communication line
for the between

-com and USB (“USB OK” or “USB NG”) is
displayed on the fl uorescent indicator tube.
or
Releasing method:
Press the [
?/1
] button to release the test mode menu.
2-18. Auto Standby Test Mode
(It is displayed “T. STBY” on the fl uorescent indicator tube)
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
2-19. Wireless Sound Test Mode
It can display the

-com version of Subwoofer (SA-WCT780).
Note : More than one item may
be displayed on the fl uorescent indica-
tor tube
, but it is not used for the servicing other than “VER.CHE”.
Preparation:
• Prepare the remote commander (RMT-AH101U) attached to
this unit.
• Connect the Bar Speaker (SA-CT780) and the Subwoofer (SA-
WCT780) by wireless.
Procedure:
1. Enter the test mode menu.
(Refer to “Setting method of the test mode menu” on page 22)
2. Press the []/[VOLUME –] buttons to select the
“WS TST”, press the [INPUT] button.
3. The message “FACTRY” is displayed on the fl uorescent indi-
cator tube and enter the wireless sound test mode.
4. Press the [
V
]/[
v
] buttons on the remote commander, select the
“VER.CHE”, and press the [ENTER] button on the remote
commander.
5. The

-com version of Subwoofer (SA-WCT780) is displayed on
the fl uorescent indicator tube.
(Displayed values in the above fi gure are example)
6. When [
V
]/[
v
] buttons on the remote commander is pressed
while the

-com version of Subwoofer (SA-WCT780) is dis-
played on the fl uorescent indicator tube, year, month and day
of the creation is displayed on the fl uorescent indicator tube.
(Displayed values in the above fi gure are example)
When [
V
]/[
v
] buttons on the remote commander is pressed
again, the display returns to the

-com version of Subwoofer
(SA-WCT780) display.
Releasing method:
Press the [
?/1
] button to release the test mode menu.