STR-DA3100ES - Sony Audio Service Manual (repair manual). Page 10

10

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 pressing the 

[DISPLAY]

 and 

[MEMORY/ENTER]

 but-

tons, press the

I/1

button to turn on the main power.

2. All segments and 

[MULTI CHANNEL DECODING]

 indicator

LED turn on.

The command mode of the remote-commander which this set re-
ceives can be changed.
Procedure:
1. While pressing the 

[INPUT MODE]

 button, press the

I/1

but-

ton to turn on the main power.

2. Either the message “COMMAND MODE [AV1]” or “COM-

MAND MODE [AV2]” appears. Select the desired mode.

Procedure:
1. While pressing the 

[MUSIC]

 and 

[MEMORY/ENTER]

 buttons,

press the

I/1

button to turn on the main power.

2. Either the message “SF LOCK [OFF]” or “SF LOCK [ON]”

appears.

All preset contents are reset to the default setting.
Procedure:
1. While pressing the 

[SURR BACK DECODING]

  and 

[PRE-

SET TUNING --]

 buttons, press the

I/1

button to turn on the

main power.

2. The message “TUNER FACTORY PRESET” appears and the

present contents are reset to the default values.

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:
1. While pressing the 

[MUSIC]

 button, press the

I/1

button to

turn on the main power.

2. The message “S. F. Initialize” appears and initialization is per-

formed.

All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. While pressing the 

[INPUT MODE]

 and 

[MEMORY/ENTER]

buttons, press the

I/1

button to turn on the main power.

2. The message “MEMORY CLEARING...” appears and the

memories are reset to the default values.

3. When done, the message “MEMORY CLEARED!” appears.

Procedure:
1. While pressing the 

[2CH]

 and 

[MEMORY/ENTER]

 buttons,

press the

I/1

button to turn on the main power.

2. Press the 

[DISPLAY]

 button.

3. The message “–oodB” appears. (Volume level is “MIN”)
4. Press the 

[DISPLAY]

 button once again.

5. The message “–34.5dB” appears. (Volume level is “MID”)
6. Press the 

[DISPLAY]

 button once again.

7. The message “+23dB” appears. (Volume level is “MAX”)