STR-DE475 - Sony Audio Service Manual (repair manual). Page 6

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6
STR-DE475
SECTION 2
TEST MODE
SOFTWARE VERSION DISPLAY MODE
* The software version is displayed.
* Procedure:
While depressing the TUNER and the VIDEO buttons
simultaneously, press the power  ?/1  button to turn on the main
power.  The model name, destination and the software version are
displayed.
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:
While depressing the TV/SAT and the DVD/LD buttons
simultaneously, press the power  ?/1  button to turn on the main
power.
1. All segments turn on.
NAME  , SURR and SOUND FIELD MODE LED turn on.
2. Press the VIDEO button, confirm display
Digital Cinema Sound, SET UP and 2CH LED turn on.
3. Press the  VIDEO button, confirm display
MULTI CHANNEL DECODING(blue), LEVEL and A.F.D
LED turn on.
4. Press the  VIDEO button, All segments turn off.
5. Every pressing of the VIDEO button turns on each segment and
LED one after another in the same order.
(Not only the VIDEO button, but also the other buttons such as
DVD/LD , TV/SAT , MD/TAPE , CD , TUNER can be used.)
FACTORY SET MODE
* All preset contents are reset to the default setting.
* Procedure:
While depressing the VIDEO and the CD buttons simultaneously,
press the power  ?/1  button to turn on the main power.  The
message FACTORY appears and switch off the set.
While depressing the VIDEO and the CD buttons simultaneously,
press the power  ?/1  button again. The message FACTORY
appears and the present contents are reset to the default values.
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 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. CLR appears and initialization is performed.
AM CHANNEL STEP 9 kHz/10 kHz
SELECTION MODE
* 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  TUNING+ button or 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
KEY CHECK MODE
* Button check
* Procedure:
While depressing the SURR and the A.F.D buttons simultaneously,
press the power  ?/1  button to turn on the main power.
“REST 36” 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.
When MASTER VOLUME is rotated in clockwise direction,
“VOL MIN”, “VOL 1” to “VOL 30”, “VOL MAX” appear.
SW
L
SL
C
R
S
SR
SLEEP
SP.OFF
( ( ( L F E ) ) )
DIGITAL
OPT COAX MULTI CH IN
PRO LOGIC DTS MPEGSTEREO MONO RDS
MEMORY
MUTING
INFO
NEWS
TA
EQ
D.RANGE
D D
dB
kHz
mft.
MHz
SW
L
R
S
SLEEP
 L F E 
COAX
PRO LOGIC
MPEGSTEREO
RDS
MUTING
INFO
TA
D.RANGE
D D
k    
m   
MHz
SL
C
SR
SP.OFF
( ( (       ) ) )
DIGITAL
OPT
MULTI CH IN
DTS
MONO
MEMORY
NEWS
EQ
dB
  Hz
   ft.
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