DOWNLOAD Sony HT-ST7 Service Manual ↓ Size: 9.75 MB | Pages: 90 in PDF or view online for FREE

Model
HT-ST7
Pages
90
Size
9.75 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ht-st7.pdf
Date
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HT-ST7
25
2-27.  CABLE  WITH  CONNECTOR (SPC2) (R-ch)
1 
terminal (narrow side)
 [black]
1 
terminal (wide side)
 [red]
3 cable with connector
 (SPC2)
cable with connector
(SPC2)
2 Remove the cord bushing 
 
of cable with connector in 
 
the direction of an arrow.
narrow side
[black]
wide side
[red]
MOUNTED board
NG
OK
cabinet (R) assy
cord bush
No gap.
There is a gap.
cable with connector
(SPC2)
cabinet (R) assy
cord bush
‡:LUHVHWWLQJ
‡:LUHVHWWLQJ
–)URQWERWWRPYLHZ–
Note: When installing the cable with connector (SPC2), make 
 
the position of caulking of terminals is outside.
HT-ST7
26
2-28.  KEY  BOARD
1 four screws
 (BVTP2.6)
4 KEY board
flexible flat cable 
colored line
connector
– Rear bottom view –
Note 1: Please spread a sheet under 
 
a unit not to injure front side.
2 Remove the KEY board block 
 
in the direction of an arrow.
3 flexible flat cable (5P) (FFC7) (CN751)
Note 2: The flexible flat cable (5P) (FFC7) must be inserted 
 
before installing the KEY board to the front panel.
Note 3: When installing the flexible flat cable,
 
ensure the colored line.
 
No slanting after insertion.
2-29.  FLEXIBLE  FLAT  CABLE (14P) (FFC1)
– Rear bottom view –
3 flexible flat cable (14P) (FFC1)
flexible flat cable (14P) (FFC1)
1 sheet (BT)
cushion (BT pad)
sheet (BT)
2 tape (BT)
‡ Tape (BT) setting
‡ Flexible flat cable (14P) (FFC1) setting
tape (BT)
guide line
screw hole
guide line
Note: Please spread a sheet under 
 
a unit not to injure front side.
HT-ST7
27
SECTION  3
TEST  MODE
1.  TEST  MODES  OTHER  THAN  THE  TEST  MODE  MENU
These are executable test mode even if not entering the test mode 
menu.
1-1. Cold Reset
It can initialize various backup information.
Procedure:
1.  Press the [
?/1
] button to turn the power on.
2.  Press the three buttons of the [INPUT], [VOLUME –] and 
[
?/1
] simultaneously.
3.  The message “RESET” is displayed on the fl uorescent indica-
tor tube, then turn the power off.
2.  TEST  MODES  IN  THE  TEST  MODE  MENU
These are the test modes done in the test mode menu.
Setting method of the test mode menu:
1.  Press the [
?/1
] button to turn the power on.
2.  Press the two buttons of the [INPUT] and [VOLUME +] si-
multaneously for fi ve seconds.
3.  The message “PANEL” blinks on the fl uorescent  indicator 
tube and enter the test mode menu.
Releasing method of the test mode menu:
Press the [
?/1
] button to release the test mode menu.
2-1.  Panel Test Mode
It can confi rm the lighting of fl uorescent indicator tube and LEDs, 
operation of buttons, display of model name, destination and soft-
ware version.
Procedure:
1.  Enter the test mode menu.
 
(Refer to “Setting method of the test mode menu”) 
2.  In the state of blinking the “PANEL” on the fl uorescent indica-
tor tube, press the [INPUT] button.
3.  All segments in the fl uorescent indicator tube and all LEDs are 
lighted up.
4.  When pressing the [VOLUME +] button, the display on the 
fl uorescent indicator tube repeatedly changes in order from all 
lighting 
→ pattern 1 (power indicator LED (white color) is 
lighted up) 
→ pattern 2 (Bluetooth indicator LED (blue color)  
and [MUTING] LED are lighted up).
All ligting
Pattern 1
Pattern 2
5.  In the state of step 4, press the [VOLUME –] button and “K 0” 
is displayed on the fl uorescent indicator tube.
 
Each time a button is pressed, “K 0” value increases. However, 
once a button is pressed, it is no longer taken into account.
 
When pressing the all buttons, “OK” and “K 5” are alternately 
displayed on the fl uorescent indicator tube.
HT-ST7
28
6.  In the state of step 4, press the [INPUT] button and model 
name “HT-ST7” is displayed on the fl uorescent indicator tube.
 
Each time the [VOLUME +] button is pressed, the display 
changes from destination 
→ MC (-com) version → SY (sys-
tem) version 
→ UI version → TA (AMP) version → DS (DSP) 
version 
→ BT (Bluetooth) version → NF (NFC) version → 
HD (HDMI) version, 
→ CE (CEC) version → PF (platform) 
version 
→ WS (wireless sound) version in this order, and re-
turns to the model name display.
NF version
CE version
Model name
Destination
MC version
SY version
PF version
UI version
TA version
DS version
HD version
BT version
WS version
 
(Displayed values in the above fi gure are example)
Destination
Display
Except AEP and UK models
NA
AEP and UK models
CE2
7.  When [INPUT] button is pressed while the each version is dis-
played on the fl uorescent indicator tube, year, month and day 
of the software creation is displayed on the fl uorescent indica-
tor tube.
 
(Displayed values in the above fi gure are example)
 
When [INPUT] button is pressed again, the display returns to 
the each version display.
Releasing method:
Press the [
?/1
] button to release the test mode menu.
(When the “K 0” to “K 4” is displayed on the fl uorescent indicator 
tube, press the [
?/1
] button on the remote commander to release 
the test mode menu)
2-2.  Model Name Display Mode
It can display the model name.
Procedure:
1.  Enter the test mode menu.
 
(Refer to “Setting method of the test mode menu” on page 27) 
2.  Press the [VOLUME +]/[VOLUME –] buttons to select the 
“HT-ST7”.
2-3.  Destination Display Mode
It can display the destination.
Procedure:
1.  Enter the test mode menu.
 
(Refer to “Setting method of the test mode menu” on page 27) 
2.  Press the [VOLUME +]/[VOLUME –] buttons to select the 
destination.
 
(Displayed values in the above fi gure are example)
Destination
Display
Except AEP and UK models
NA
AEP and UK models
CE2
2-4.  MC Version Display Mode
It can display the MC (
-com) version.
Procedure:
1.  Enter the test menu.
 
(Refer to “Setting method of the test mode menu” on page 27) 
2.  Press the [VOLUME +]/[VOLUME –] buttons to select the 
“MC.X.XXX” (X.XXX: MC (
-com) version).
 
(Displayed values in the above fi gure are example)
2-5.  Serial Flash Version Display Mode
It can display the SF (serial fl ash) version.
Procedure:
1.  Enter the test menu.
 
(Refer to “Setting method of the test mode menu” on page 27) 
2.  Press the [VOLUME +]/[VOLUME –] buttons to select the 
“SF.X.XXX” (X.XXX: SF (serial fl ash) version).
 
(Displayed values in the above fi gure are example)
Ver. 1.1
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