Sony STR-DH720, Руководство по обслуживанию

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STR-DH720/DH720HP
10
HISTORY MODE
The state that the set is used is memorized.
* Procedure:
1. While pressing the [INPUT MODE] and [MUSIC] buttons,
press the [
?/1
] button to turn on the power and “HISTORY”
is displayed.
2. Each time the [
r
] [
R
] key of remote commander is pressed,
the item is switched in order as follows.
Items Display
Protector count COUNT XX
Total single power on time XXXXXHXX 01
Sound fi eld SND FLD
Input function FUNCTION
Input mode INP MODE
Digital select DIG IN
Stream information STREAM
Signal con fi guration CO XXXXX
Headphones HP XXX
Volume VOL XX
Bass BASS XXX
Treble TREB XXX
Level FL/FR F XXXXXX
Level SL/SR S XXXXXX
Level CT/SW CWXXXXXX
Level BL/BR B XXXXXX
Level LH/RH H XXXXXX
Total power on time XXXXXHXX 02
Muting MUTE XXX
Power on counter
(Rebox test mode)
REBX.XXXX
Protector Type PROTXXXX
Temperature record TEM XXXX
DCAC TEST MODE
* Procedure:
1. While pressing [INPUT MODE] and [MOVIE] buttons, press
the [
?
/
1
] button to turn on the main power.
2. The message “SOURCE” or “MIC” appears.
Repeat step 1 to toggle between “SOURCE” and “MIC”.
SOURCE: normal mode
MIC: mode that output audio from mic input
USB UPDATE TEST MODE
To update Main MCU, Video MCU, DSP serial fl ash and Hudson
II software through USB.
* Procedure:
1. Plug in USB device in power off condition.
2. While pressing the [TONE MODE] and the [DISPLAY]
buttons, press the [
?/1
] button to turn on the main power.
3. The message “UPDATING” appears.
4. If the updating progress succeeds, the message “COMPLETE”
appears.
5. If the updating progress fails, the message “ERROR” appears.
USB UPDATE VERSION MODE
Function that displays the version number to check whether USB
update is necessary or not.
* Procedure:
1. While pressing [TONE MODE] and [DIMMER] buttons,
press the [
?/1
] button to turn on the main power.
2. The message “VER X.XXX” is displayed. “X.XXX” is
calculated by adding all fi rmware version.
Example:
(MAIN ver. + DSP ver. + HDMI ver. + FARO ver. + 6)/10 =
Displayed version
MAIN = 1.02, DSP = 1.01, HDMI = 1.00, FARO = 1.03
↓
(1.02 + 1.01 + 1.00 + 1.03 + 6)/10 = 1.006
1.006 = X.XXX