HT-AF5, HT-AS5, SA-WA5 - Sony Audio Service Manual (repair manual). Page 9

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SA-WA5
9
SECTION  3
TEST  MODE
1. COLD 
RESET
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.  Press the [
?/1
] button on the set to turn the power on.
2. Keeps 
pressing 
the 
[
?/1
] button on the set for about fi ve sec-
onds.
3.  The message “CLEARED” appears, then the set turns off.
 
2.  HOW TO ENTER THE TEST MODE
Note: The operation of the button of the following test modes is only a 
remote commander.
Procedure:
1.  Press the [
?/1
] button to turn the power on.
2.  Press the buttons in order of [TUNER] 
 [RETURN]  Hold 
SHIFT button ([ENTER] 
 [0]  [1]  [0])  [SOUND 
FIELD +] 
3.  The message “TEST MENU” appears, then enter the test 
menu.
4.  Press the [
?/1
] button to exit from the test mode.
3. PANEL 
TEST
3-1. Pattern check
Procedure:
1.  Enter the test mode menu.
2. Press the [
]/[] buttons to select “PANEL”, and press the 
[ENTER] button.
3.  All segments and all LEDs turn on. Change as follows all on, 
test pattern 1, test pattern 2 and test pattern 3, all on in this 
order.
NIGHT
SLEEP
HDMI
COAX
OPT
TUNED
ST
S-AIR
ECO
MUTING
AACLPCM
;
TrueHD
;
D + EX
;
PL II x
DTS 96/24
-ES NEO:6
DTS -HDLBR
MSTR HI RES
NIGHT
SLEEP
HDMI
COAX
OPT
TUNED
ST
S-AIR
ECO
MUTING
AAC
LPCM
;
TrueHD
;
D
 + 
EX
;
PL 
II
 x
DTS
 96/24
-ES 
NEO:6
DTS -HD
LBR
MSTR
HI RES
TUNED
ST
LPCM
;
D  EX
;
PL
 II 
DTS 
NEO:6
DTS -HD
MSTR 
3-2. Key check
Procedure:
1.  Enter the test mode menu.
2. Press the [
]/[] buttons to select “PANEL”, and press the 
[ENTER] button.
3.  Press the [VOLUME –] button, while executing pattern check.
4.  The message “K0 V0” appears. “K0” value increases when-
ever a button on the set is pressed. However, once a button has 
been pressed, it is no longer taken into account. All buttons on 
the set is pressed, “K3 V0” is displayed.
5.  Press the [
?/1
] button to exit from the test mode.
 
3-3.  Software version and destination display
Procedure:
1.  Enter the test mode menu.
2. Press the [
]/[] buttons to select “PANEL”, and press the 
[ENTER] button.
3.  Press the [VOLUME +] button, while executing pattern check.
4.  The display of model name, destination, and software version 
changes whenever [VOLUME +] button is pressed.
5.  Press the [
?/1
] button to exit from the test mode.
4. AMP 
TEST
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
5.  TUNER FACTORY PRESET
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
 
6. VACS 
DISPLAY
Procedure:
1.  Enter the test mode menu.
2. Press 
the 
[
]/[] buttons to select “VACS DISP”, and press the 
[ENTER] button.
3.  It will appear the VACS status 
7. VACS 
ON/OFF
Procedure:
1.  Enter the test mode menu.
2.  Press the [
]/[] buttons to select “VACS ON OFF”, and press 
the [ENTER] button.
3.  The VACS status will change.
8.  DSP HALT MODE
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
9.  DSP STATUS DISPLAY
Not used for the servicing.
Press the [
?/1
] button if having entered this mode.
10. HDMI UCOM UPDATE
Procedure:
1.  Enter the test mode menu.
2. Press 
the 
[
]/[] buttons to select “HDMI VER”, and press the 
[ENTER] button.
3.  HDMI MICOM software version is displayed.
4.  Press the [
?/1
] button to exit from the test mode.
11. HDMI THROUGH DMPORT UPDATE
Procedure:
1.  Enter the test mode menu.
2.  Press the [
]/[] buttons to select “HDMI UPD”, and press the 
[ENTER] button.
3.  Connect the programming jig to dmport connection.
4.  Flash HDMI software from computer through programming 
jig.
5.  Press the [
?/1
] button to exit from the test mode.
12. DMPORT  TEST
Procedure:
1.  Connect the DMPORT check jig (Part No. J-2501-309-A) with 
the DMPORT jack (CN601) on the MAIN board.
2.  Press the [
?/1
] button to turn the power on.
3. Confi rm that both LEDs of the DMPORT check jig lights. 
(Confi rmation the power supply line)
4.  Press the [DMPORT] button to select the “DMPORT”.
5.  Enter the test mode menu.
6.  Press the [
]/[] buttons to select the “DMPORT CHK”, and 
press the [ENTER] button.
7.  The message “DMPORT OK.” appears on the fl uorescent indi-
cator tube and enter the digital media port test mode. (Confi r-
mation of communication line)
 
When “NO DETECT” and “UART TO” are displayed on 
the  fl uorescent indicator tube, confi rm the connection of the 
DMPORT check jig, and enter the mode again.
 
Each time the [
>
] button is pressed, the connect check and 
adaptor version check are changed.
  Press the [
.
] button, connected confi rmation  of  the 
DMPORT check jig is done again.
8.  To a pin-jack of the DMPORT check jig input information rel-
evant to audio signal (sine-wave 1.0 Vrms).
9. Confi rm the output of speakers. (Confi rmation of analog sig-
nal)
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