STR-LV500 - Sony Audio Service Manual (repair manual). Page 7

7

* 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:
   By using the main unit, while depressing the  SOUND FIELD

button, press the power  ?/1  button to turn on the main power.
The message “S. F. CLR” appears and initialization is performed.

*This operation for making possible the key duplex pressing of

remote controller.

*Procedure
   By using main unit, while depressing the  PRESET TUNNING -

button, press the power  ?/1  button to turn on the main
power.

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

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller, press ENTER  button three times, then press
the  MAIN MENU button one time, and then press the  A.F.D.
button one time.
The message “FACTORY” appears and switch off the set.
Press the power  ?/1  button again, and the present contents are
reset to the default values.

* The all preset value is cleared when this mode is activated.
* Procedure :

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller,  press  ENTER  button three times, then press
the  MAIN MENU  button one time, and  then press the  

b  but-

ton one time. The message “CLEARED” appears and clear all
preset value.

* 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:

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller, press  ENTER  button three times, then press
the  MAIN MENU button one time, and  then press the 

 V  but-

ton one time.

    All segments turn on.

* The software version is displayed.
* Procedure:

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller, press  ENTER  button three times, then press
the  MAIN MENU   button one time, and then press the

 B  but-

ton one time. The model name, destination and the software ver-
sion are  displayed.

* Button check
* Procedure:

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller, press  ENTER  button three times, then press
the  MAIN MENU  button one time, and  then press the  

v  but-

ton one time.
“REST XX” 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” appears.

* For test all channels working correctly with only L/R source

input.

* Procedure:

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller, press   ENTER  button three times, then press
the  MAIN MENU  button one time, and then press the  2CH
button one time.
Set the SOUND FIELD to A.F.D AUTO.
"SWAP ALL" appear : L-CH input 

t Front L, Surround L,

center channel output.

R-CH input 

t Front R , Surround R , Sub Woofer channel output.

* Display embedded information.

For check amplifier condition when protector happen, Input
source, Sound Field setting, Volume level, Tone setting and
Operation time .

* Procedure :

When the set is SPECIAL DUPLEX KEY ON mode, by using
remote controller, press  ENTER  button three times, then press
the  MAIN MENU button one time, and then press the
VOLUME +  button one time.

* DSP tests are performed.
* Procedure :

When the set is SPECIAL DUPLEX KEY ON mode, by using
the remote controller, press  ENTER  button three times, then
press the  MAIN MENU  button one time and then press the
MUTING  button one time.

• Select the item by pressing Cursor button ( 

V  or  v ).

• Select the function by pressing Cursor button ( 

B  or  b ).

To release the test mode, turn off the main power.

L

SW

SL

SR

SSB

C

R

 L F E

OPT COAX MULTI CH IN 12

MEMORY

SLEEP

RDS

MONO

STEREO

EQ

D.RANGE

dB

kHz

mft.

MHz

SP SP A SP B

DIGITAL EX

PRO LOGIC II DTS-ES NEO : 6 MPEG-2 AAC