STR-KM5, STR-KM7 - Sony Audio Service Manual (repair manual). Page 11

SOFTWARE  VERSION  DISPLAY  MODE
The software version is displayed.

1.  While pressing the [SURROUND SPEAKER] and [MUSIC] 

buttons, press the [

?/1

] button to turn on the main power.

2.  The message “M5**Mx.xx” appears. This is main micropro-

cessor version (KM5).

 

The message “M7**Mx.xx” appears. This is main micropro-
cessor version (KM7).

 

**: destination, x.xx: software version

3.  Press the [DISPLAY] button on the remote commander, 

DSP fi rmware version 

 

“S. VER x.xx” appears.

 

Sound tuning version

 

“M5 ST x.xx” appears (KM5).

 

“M7 ST x.xx” appears (KM7).

 Tuner 

Version

 

“T.VER x.xx” appears.

SPDIF  UPDATE  MODE
User plays the CD that contains u-com/DSP data with CD/DVD 
player.
Update u-com/DSP etc. fi rmware from SPDIF input.

Normal case
1.  While pressing [MOVIE] and [M-TURBO] buttons, press the 

[

?/1

] button to turn on the main power.

2.  The messages “UPDATE” and “PLAY.DISC” are displayed 

alternately every one second.

 

After this step, all user operation is prohibited except power 
off. To cancel this mode, power off or AC power cord pull out 
is required.

3.  Connect CD player to COAXIAL BD/DVD IN jack (J2301 on 

the DIGITAL board), and play update CD.

 

Update is started when DSP detect update signal. The message 
“UPDATING” is displayed blinks every one second.

 

From this step, all user operation is prohibited. Power off is 
also prohibited.

4.  While main u-com is being updated, fl uorescent indicator tube 

is blacked out.

5.  When update data error is detected or disc is not matched with 

target model, error messages “DISC ERR” and “PLAY.DISC” 
are displayed to restart playing valid CD.

 When 

fl 

ash writing error is happened, error messages 

“UPT. ERR” and “PLAY.DISC” are displayed to restart play-
ing CD.

6. When 

all 

update 

is 

fi nished, set is reboot automatically. After 

reboot, complete message “COMPLETE” is displayed (dis-
played continuously until any user operation).

After update is abnormal exit, and set is power on again
1.  Enter update mode automatically after power on.
2.  The messages “UPDATE” and “PLAY.DISC” are displayed 

alternately every one second.

 

From this step, all user operation is prohibited. Power off is 
also prohibited.

 

If main u-com was failed to update, nothing is displayed.

3.  Connect CD player to COAXIAL BD/DVD IN jack (J2301 on 

the DIGITAL board), and play update CD.

 

Update is started when DSP detect update signal. From this, 
same as normal case.

SPDIF  UPDATE  VERSION  MODE
Function that displays the version number to check whether SPDIF 
update is necessary or not.

1.  While pressing [MOVIE] and [MUSIC] buttons, press the 

[

?/1

] button to turn on the main power.

2.  The message “VER X.XXX” is displayed. “X.XXX” is calcu-

lated by adding all fi rmware version.

 Example:
 

(MAIN ver. + DSP ver. + SOUND TUNE ver. + 7)/10 =

 Displayed 

version

 

MAIN = 1.02, DSP = 1.01, SOUND TUNE = 1.00

 

↓

 

(1.02 + 1.01 + 1.00 + 7)/10 = 1.003

 

1.003 = X.XXX