Read Sony STR-DE825 / STR-V818 Service Manual online
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SECTION 2
TEST MODE
FLUORESCENT INDICATOR TUBE TEST MODE
* All fluorescent segments are tested. When this test is activated,
all segments turn on at the same time, then each segment turns on
one after another.
one after another.
* Procedure:
While depressing the SET UP and the SOUND FIELD MODE
buttons simultaneously, press the power [
buttons simultaneously, press the power [
1/u] button to turn on
the main power. All segments turn on at the same time, then each
segment turns on one after another.
segment turns on one after another.
FACTORY SET MODE
* All preset contents are reset to the default setting.
* Procedure:
* Procedure:
While depressing the SET UP and the SOUND FIELD ON/OFF
buttons simultaneously, press the power [
buttons simultaneously, press the power [
1/u] button to turn on
the main power. The message FACTORY SET appears and the
present contents are reset to the default values.
present contents are reset to the default values.
ALL CLEAR MODE
* All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
of repair.
* Procedure:
While depressing the DISPLAY and the SOUND FIELD ON/
OFF buttons simultaneously, press the power [
OFF buttons simultaneously, press the power [
1/u] button to turn
on the main power. The machine enters the DEMO mode.DEMO
mode: Wait a while, then the demonstration starts. If the power
[
mode: Wait a while, then the demonstration starts. If the power
[
1/u] button is pressed often the demonstration has started, the
power is turned off, and the demonstration resumes if the power
[
[
1/u] button is pressed again.
ALL CLEAR mode; If the power [
1/u] button is pressed often
the machine enters the DEMO mode, but before the demonstration
starts, the display is turned off. Press [
starts, the display is turned off. Press [
1/u] again. No response is
returned. The press [
1/u] again. The preset data is cleared and
the machine enters the normal power-on state.
SOUND FIELD CLEAR MODE
* The preset sound field is cleared when this mode is activated.
Use this mode before returning the product to clients upon
completion of repair.
completion of repair.
* Procedure:
While depressing the SOUND FIELD ON/OFF button, press the
power [
power [
1/u] button to turn on the main power. The message
SURR CLEAR! appears and initialization is performed.
AM CHANNEL STEP 9 kHz/10 kHz
SELECTION MODE
SELECTION MODE
* Either the 9 kHz step or 10 kHz step can be selected for the AM
channel step.
* Procedure:
Set the FUNCTION to AM. Turn off the main power.
While depressing the TUNING+ button or the PRESET TUNING
+ button, press the power [
While depressing the TUNING+ button or the PRESET TUNING
+ button, press the power [
1/u] button to turn on the main power.
Either the message AM 9kHz STEP or AM 10kHz STEP appears.
Select the desired step.
Select the desired step.
DSP TEST MODE
* Procedure:
While depressing the SET UP and the SOUND FIELD GENRE
buttons simultaneously, press the power [
buttons simultaneously, press the power [
1/u] button to turn on
the main power. The message DSP NO ERROR or DSP ERROR.
DTS MODE
* Procedure:
While depressing the MULTI CURSOR CONTROL UP [>] and
DOWN [.] buttons simultaneously, press the power [
DOWN [.] buttons simultaneously, press the power [
1/u] button
to turn on the main power. The message ATTENUATE OFF or
ATTENUATE ON.
ATTENUATE ON.
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