STR-DE997 - Sony Audio Service Manual (repair manual). Page 11

11

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

While depressing the [FM MODE] and the [DISPLAY] buttons
simultaneously, press the  

?/1

  button to turn on the main power.

The message “FACTORY” appears for a moment 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:

Turn the [INPUT SELECTOR] control to set AM and press the
 

?/1

  button to turn off the main power.

While depressing the [PRESET TUNING +] button or the
[TUNING +] button, press the  

?/1

  button to turn on the main

power.
Either the message “9k STEP” or “10k STEP” appears for a
moment and select the desired step.

* Either the normal speaker or micro satellite speaker can be se-

lected.

* Procedure:

While depressing the [DIMMER] button, press the  

?/1

  button to

turn on the main power.
Either the message “NORM. SP.” or “MICRO SP.” appears for a
moment and select the desired speaker size.

* All fluorescent 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 [SPEAKERS $OFF/A/
B/A+B%] buttons simultaneously, press the  

?/1

  button to turn on

the main power.

1. ALL segments light on.

[2CH], [A.F.D.], [MOVIE], [MUSIC], [MULTI CHANNEL DECOD-
ING], [VIDEO 1], [VIDEO 2], [VIDEO 3], [DVD], [TV/SAT], [MD/
TAPE], [SA-CD/CD], [TUNER FM/AM] and [PHONO] LED light
on.

2. Turn the [INPUT SELECTOR] control by 1 step clockwise, con-

firm display.

[A.F.D.], [MUSIC], [MULTI CHANNEL DECODING], [VIDEO 2],
[VIDEO 3], [TV/SAT], [SA-CD/CD] and [PHONO] LED light on.

3. Turn the [INPUT SELECTOR] control by 1 step clockwise, con-

firm display.

[2CH], [MOVIE], [VIDEO 1], [DVD], [MD/TAPE] and [TUNER FM/
AM] LED light on.

4. Turn the [INPUT SELECTOR] control by 1 step clockwise, all

segments and all LEDs light off.

5. Every turning the [INPUT SELECTOR]  control 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 [2CH] button, press the  

?/1

  button to turn

on the main power.
The message “SF. INITIALIZE” appears for a moment and ini-
tialization is performed.

* The software version is displayed.
* Procedure:

While depressing the [TUNING ---] and the [DISPLAY] buttons
simultaneously, press the  

?/1

  button to turn on the main power.

The model name, destination and the software version are dis-
played for a moment.

* Button check
* Procedure:

While depressing the [TUNING ---] and the [MAIN MENU] buttons
simultaneously, press the  

?/1

  button to turn on the main power.

Either the message “REST 20” 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.

* The command mode (AV1 or AV2) of the remote commander

can be selected.

* Procedure:

While depressing the [ENTER] button, press the  

?/1

  button to

turn on the main power.
Either the message “C.MODE.AV1” or “C.MODE.AV2” appears
for a moment and select the desired mode.

L

SW

C

R

SL

S

SR

SBL SB SBR

LFE

SP. A  SP. B 

SLEEP

A.DIRECT

NIGHT MODE

PROLOGIC IIx 96/24 NEO:6

kHz MHz D.ASSIGN STEREO

RDS

MULTI CH IN 12 EQ D.RANGE

DIGITAL EX

DTS-ES MPEG -2 AAC

OPT COAX MONO

dB

ft.

m

MEMORY

L

SW

R

S

SB

LFE

A 

SLEEP

A.DIRECT

NIGHT MODE

PROLOGIC   x

EQ DIGITAL

96/24

Hz

RDS

-2 AAC

OPT

MONO

m