STR-DH720/DH720HP
9
SECTION 3
TEST MODE
AM CHANNEL STEP 9 kHz/10 kHz SELECTION MODE
(US and Canadian only)
* Either the 9 kHz step or 10 kHz step can be selected for the
AM channel step.
* Procedure:
1. Press the [
?/1
] button to turn on the main power.
2.
Turn the [INPUT SELECTOR] buttons to select the “AM TUNER”.
3. Press the [
?
/
1
] button to turn off the main power.
4. While pressing the [TUNING MODE] button, press the [
?
/
1
]
button to turn on the main power.
5. Either the message “9k STEP” or “10k STEP”.
6. After a few second, “AM 531
kHz
” or “AM 530
kHz
” appears,
select the desire step.
VACUUM FLUORESCENT DISPLAY TEST MODE
* All fl uorescent segments are tested.
When this test is activated, all segments light on at the same
time, then each segment lights on one after another.
* Procedure:
While depressing the [TUNING +] and the [DIMMER] but-
tons simultaneously, press the [
?
/
1
] button to turn on the main
power.
1. ALL segments light on.
LH RH SW
L RC
SBL SBRSB
SL SRS
xzIIPL
D + EX
LFE
COAX
HDMI
OPT
-ES
MSTR
96/24
HI RES
NEO:6
LBR
S-AIR
LPCM
TrueHD
SLEEP
D.RANGE
AAC ST
dB RDS
k Hz m
MHz ft.
DTS
DTS-HD
2. Press the [DISPLAY] control, confi rm display.
LH RH SW
LRC
SBL SBRSB
SL
SRS
zPL
+
LFE
COAX
HDMI
OPT
-ES
MSTR
96/24
HI RES
NEO:6
LBR
S-AIR
LPCM
TrueHD
SLEEP
D.RANGE
AAC
dB
k m
ft.
DTS
DTS-HD
3. Press the [DISPLAY] control, confi rm display.
LH RH SW
L R
SBL SBR
S
xIIPL
D EX
LFE
COAX
HDMI
OPT
-ES
MSTR
96/24
HI RES
NEO:6
LBR
S-AIR
LPCM
TrueHD
SLEEP
D.RANGE
ST
RDS
Hz
MHz
DTS
DTS-HD
4. Press the [DISPLAY] control, all segments light off.
SOUND FIELD CLEAR MODE
* The preset sound fi eld is cleared when this mode is activated.
Use this mode before returning the product to clients upon
completion of repair.
* Procedure:
1. While depressing the [MUSIC] button, press the [
?/1
] button
to turn on the main power.
2.
The message “S.F. CLEAR” appears for a moment and initiali-
zation is performed.
SOFTWARE VERSION DISPLAY MODE
The software version is displayed.
* Procedure:
1. While pressing the [TUNING MODE] and [DISPLAY] but-
tons, press the [
?
/
1
] button to turn on the main power.
2. The message “H7 ** MX.XX” appears.
**: Destination
X.XX: Software version
Each time the [DISPLAY] button is pressed, “H.VER X.XX”,
“S.VER X.XX” and “F.VER X.XX” appear in this order, and
returns to the “H7 ** MX.XX” display.
KEY CHECK MODE
* Button check
* Procedure:
1. While depressing the [TUNING +] and the [MUTING] but-
tons simultaneously, press the [
?/1
] button to turn on the
main power.
2. Either the message “REST 14” appears.
Every pressing of any button other than the [
?/1
] counts
down the buttons. The buttons which are already counted
once are not counted again. When all buttons are pressed
“REST 00” appears.
SWAP ALL MODE
* The signal will be swap to all channel so that all speaker will
have sound output.
* Procedure:
1. While depressing the [TUNING MODE] and the [MOVIE]
buttons simultaneously, press the [
?
/
1
] button to turn on the
main power.
2. “SWAP. MODE” appears.
INITIALIZE MODE
All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
(a) SHIPMENT MODE
* Procedure:
1. While pressing the [TUNING MODE] and [DIMMER] but-
tons, press the [
?
/
1
] button to turn on the main power.
2. The message “CLEARING” appears and the memories are
reset to the default values.
3. When done, the message “CLEARED” appears, the set will
power off.
(b) ALL CLEAR INITIALIZE
* Procedure:
1. While pressing the [TUNING MODE] and [MUTING] but-
tons, press the [
?
/
1
] button to turn on the main power.
2. The message “CLEARING” appears and the memories are
reset to the default values.
3. When done, the message “CLEARED” appears, the set will
power on.
(c) USER INITIALIZE
* Procedure:
1. Hold the [
?
/
1
] button for 5 seconds.
2. The message “CLEARING” appears on the display.
3. After few seconds, “CLEARED” appears.
PROTECTOR AUTO OFF
* To disable auto off after protector occur.
* Procedure:
1. While depressing the [INPUT MODE] and the [A.F.D.] but-
tons simultaneously, press the [
?
/
1
] button to turn on the main
power.
2. “PROT OFF” appears and switch on the set.
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