Test Mode - Sony STR-DA4ES Service Manual

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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:
1. While depressing, the [DISPLAY] and the [ENTER] buttons si-
multaneously, press the power `/1 button to turn on the main
power.
2. All segments turn on at the same time, then each segment turns
on press the [DIMMER] button.
FACTORY SET MODE
All preset contents are reset to the default setting.
Procedure:
Procedure:
1. While pressing [SET UP] and [DIMMER] buttons, press `/1
button, then "TUNER FACTORY PRESET" is displayed in
several seconds and PRESET is complete.
ALL CLEAR MODE
Procedure:
1. Press `/1 button continuously, then "ENTER to Clear ALL" is
displayed and press [ENTER] the preset data are cleared."
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
TE
L 13942296513
of repair.
Procedure:
1. While depressing the [MODE +] button, press the power `/1
button to turn on the main power. The message S.F Initialize
appears and initialization is performed.
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STR-DA4ES/DA7ES/VA333ES
SECTION 3

TEST MODE

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AM CHANNEL STEP 9 KHZ/10 KHZ
SELECTION MODE
(DA4ES, DA7ES, VA333ES: E MODELS)
Either the 9 kHz step or 10 kHz step can be selected for the AM
channel step.
Procedure:
1. Set the FUNCTION to AM. Turn off the main power.
2. While depressing the [TUNING +] button press the power `/1
button to turn on the main power.
3. Either the message AM 9kHz Step or AM 10kHz Step appears.
Select the desired step.
VERSION MODE
Procedure:
1. While pressing [SURR] and [ENTER] buttons, press `/1
button, then "MENU SPECIALIZED!" is displayed in several
seconds.
2. Press [>] button, then "D7ES U_CA VX.XX..." is displayed in
several seconds.
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