STR-DE875, STR-DE975 - Sony Audio Service Manual (repair manual). Page 7

7

* All preset contents are reset to the default setting.
* Procedure:

While depressing the  SET UP  and the  DIMMER  buttons simul-
taneously, press the power  ?/1  button to turn on the main power.
The message “TUNER FACTORY PRESET” appears and the
present contents are reset to the default values.

* 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 PRESET TUNING+ button, press the power.
?/1

  button to turn on the main power.  Either the message 9 k

STEP or 10 k STEP appears.  Select the desired step.

* For US/Canadian/E model only

* 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  A.F.D.  and the  DIMMER  buttons simul-
taneously, press the power  ?/1  button to turn on the main power.

1. All segments turn on.

VIDEO 3 , SURR , LEVEL , SOUND FIELD MODE  and
MULTI/2CH A. DIRECT LEDs turn on.

2. Press the  A.F.D.  or the DIMMER button, confirm display.
(Display)

MULTI CHANNEL DECODING  (blue),   VIDEO 1 , DVD/LD ,
EQ , NAME and  A.F.D. LEDs turn on.

3. Press the  A.F.D. or the DIMMER button, confirm display.
(Display)

Digital Cinema Sound , VIDEO 2 , TV/SAT ,
6.1CH DECODING , SET UP and  2CH  LEDs turn on.

4. Press the  A.F.D.  or the DIMMER button, All segments turn

off. ALL LEDs turn off.

5. Every pressing of the A.F.D. or the DIMMER button turns on

each segment and LED one after another in the same order.

* The preset sound field is cleared when this mode is activated.

Use this mode before returning the product to clients upon
completion of repair.

* Procedure:

While depressing the SOUND FIELD MODE button, press the
power  ?/1  button to turn on the main power.  The message
“S.F Initialize” appears and initialization is performed.

* Demonstration is performed.
* Procedure :

While depressing the  SET UP  button, press the power  ?/1
button. The message appears and demonstration is performed.

* To finish DEMONSTRATION MODE, press the power ?/1

button while the introduction message appears in the display.

* The version is displayed.
* Procedure:

While depressing the MUTING and the DIMMER buttons
simultaneously, press the power  ?/1  button to turn on the main
power.  The massage “VERSION” and the version number are
displayed.

* Button check
* Procedure:

While depressing the LEVEL and the DISPLAY buttons
simultaneously, press the power  ?/1  button to turn on the main
power.
“Rest 36 Key” appears.
Every pressing of any button other than  ?/1 counts down the
buttons.  The buttons which are already counted once are not
counted again.  When all buttons are pressed “Rest 00 Key”
appears.

* This mode is installed in the Europe models only. When this mode

is used, the receiver scans the broadcasts that can be received by
tuner, and sets up the broadcasts. Be sure to start scanning after
connecting the antenna.
Procedure:
Check that the antenna is connected. Press the ?/1 button while
pressing the  MEMORY button to turn on the power. The message
appears and scanning starts by tuner.