Read Sony STR-DE225 / STR-DE325 Service Manual online
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SECTION 2
TEST MODE
INITIALIZATION MODE
* All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
* Procedure:
While depr essing the VIDEO and the TAPE/MD buttons
simultaneously, press the power [I/u] button to turn on the main
power. The message INITIAL appears and initialization is
performed.
this mode before returning the product to clients upon completion
of repair.
* Procedure:
While depr essing the VIDEO and the TAPE/MD buttons
simultaneously, press the power [I/u] button to turn on the main
power. The message INITIAL appears and initialization is
performed.
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.
* Procedure:
While depressing the TV/LD and the BASS BOOST buttons
simultaneously, press the power [I/u] button to turn on the main
power. All segments turn on at the same time, then each segment
turns on one after another. The message FINISH appears when this
test is complete.
all segments turn on at the same time, then each segment turns on
one after another.
* Procedure:
While depressing the TV/LD and the BASS BOOST buttons
simultaneously, press the power [I/u] button to turn on the main
power. All segments turn on at the same time, then each segment
turns on one after another. The message FINISH appears when this
test is complete.
AUTO-BETICAL CHECK MODE
* To auto-scanning and memorise of RDS station. (RDS model only).
* Procedure:
While depressing the MEMORY button, press the power [I/u]
button to turn on the main power. The message AUTO BET appears
and each function is selected one after another.
* Procedure:
While depressing the MEMORY button, press the power [I/u]
button to turn on the main power. The message AUTO BET appears
and each function is selected one after another.
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. (for US, CND and E models only)
* Procedure:
Set the FUNCTION to AM. Turn off the main power.
While depressing the TUNING+ button, press the power [I/u] button
to turn on the main power. Either the message 9k STEP or 10k
STEP appears. Select the desired step.
channel step. (for US, CND and E models only)
* Procedure:
Set the FUNCTION to AM. Turn off the main power.
While depressing the TUNING+ button, press the power [I/u] button
to turn on the main power. Either the message 9k STEP or 10k
STEP appears. Select the desired step.
REAR SPEAKER GAIN UP MODE
* The rear speaker gain can be set to either NORMAL or GAIN UP.
* Procedure:
While depressing the -SURROUND- MODE button, press the power
[I/u ] button to turn on the main power. Either the message
NORMAL or GAIN UP appears. When the product enters this
mode again, the other gain appears. Select the desired gain.
* Procedure:
While depressing the -SURROUND- MODE button, press the power
[I/u ] button to turn on the main power. Either the message
NORMAL or GAIN UP appears. When the product enters this
mode again, the other gain appears. Select the desired gain.
SOFTWARE VERSION DISPLAY MODE
* The software version is displayed.
* Procedure:
While depressing the TUNER and the BASS BOOST buttons
simultaneously, press the power [I/u] button to turn on the main
power. The software version is displayed.
* Procedure:
While depressing the TUNER and the BASS BOOST buttons
simultaneously, press the power [I/u] button to turn on the main
power. The software version is displayed.
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