Test Mode - Sony STR-K850P Service Manual

STR-K850P
FACTORY PRESET MODE
* All preset contents are reset to the default setting.
* Procedure:
While depressing the FM MODE and the PRESET TUNING−
buttons simultaneously, press the ?/1 button again. The message
"FACTORY" appears and the present contents are reset to the
default values.
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 ?/1 button to turn on
the main power. Either the message "9 k STEP" or "10 k STEP"
appears. Select the desired step.
SPEAKER SIZE SELECTION MODE
*Either Normal Speaker or Micro Satellite Speaker can be selected.
*Procedure:
While depressing the MAIN MENU button, press the ?/1 button
to turn the main power.
Either the message "NORM. SP." or "MICRO SP." is displayed.
Select the desired speaker size.
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 FM MODE and the MD/TAPE buttons
simultaneously, press the ?/1 button to turn on the main power.
1. All segments turn on.
SP SPA SPB DIGITALEX PROLOGIC II DTS-ES NEO : 6
D D D D
OPT COAX MULTI CH IN 12
L C R
L F E
SW
SL SSB SR
2CH , A. F. D , MOVIE , MUSIC and MULTI CHANNEL
DECODING LED turn on.
2. Press the VIDEO 1 button, confirm display.
SPA SPB EX
COAX
L R
SL SR
2CH and MOVIE LED turn on.
3. Press the VIDEO 1 button, confirm display
SP DIGITAL PROLOGIC DTS
D D D D
OPT MULTI CH IN 2
C
SW L F E
SSB
A. F. D , MUSIC and MULTI CHANNEL DECODING LED
turn on.
6
SECTION 2

TEST MODE

MPEG-2 AAC MEMORY
D.RANGE EQ STEREO MONO RDS SLEEP
dB
kHz
mft.
MHz
II -ES NEO : 6 -2 MEMORY
1 D.RANGE EQ MONO
dB
Hz
ft.
MPEG AAC
STEREO RDS SLEEP
k
m
MHz
4. Press the VIDEO1 button, All segments and all LEDS turn off.
5. Every pressing of the VIDEO1 button turns on each segment
and LED one after another in the same order.
(Not only the VIDEO1 button, but also the other buttons such
as VIDEO2 , DVD , MD/TAPE , CD and TUNER FM/AM can
be used.)
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 2CH button, press the ?/1 button to turn
on the main power.
The message "SF. CLR." appears and initialization is performed.
SOFTWARE VERSION DISPLAY MODE
* The software version is displayed.
* Procedure:
While depressing the FM MODE and the DVD buttons
simultaneously, press the ?/1 button to turn on the main power.
The model name, destination and the software version are
displayed.
KEY CHECK MODE
* Button check
* Procedure:
While depressing the MUSIC and the TUNING− buttons
simultaneously, press the power ?/1 button to turn on the main
power.
"REST 25" 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.
COMMAND MODE SELECTION MODE
* The command mode (AV1 or AV2) of the remote commander can
be selected.
* Procedure:
1. While depressing the ENTER button, press the ?/1 button to
turn on the main power.
2. The message "C.MODE.AV 1" or "C.MODE.AV 2" appears
for a moment. Select the desired mode.