Sony HT-CT380 Service Manual page 5

DESTINATION ABBREVIATIONS
The following abbreviations for model destinations are used in this
service manual.
• Abbreviations
AUS : Australian model
CND : Canadian model
E3 : African and Iranian models
EA3 : Saudi Arabia, UAE, Kuwait, Iraqi, Kenyan, Tanzanian and
Nigerian models
SP : Singapore model
ADVANCE PREPARATION WHEN CONFIRMING OP-
ERATION
All of the units included in the HT-CT380/CT381 (SA-CT380/
CT381, SA-WCT380/WCT381, Remote control) are required to
confi rming operation of SA-CT380/CT381. Check in advance that
you have all of the units.
NOTE OF REPLACING THE KEY BOARD
When the KEY board is defective, replace the complete mounted
board.
NOTE OF REPLACING THE IC1009, IC1010, IC1012,
IC2008, IC2009 AND IC3109 ON THE MAIN BOARD
IC1009, IC1010, IC1012, IC2008, IC2009 and IC3109 on the
MAIN board cannot replace with single. When these parts are
damaged, replace the complete mounted board.
NOTE OF REPLACING THE IC3001 ON THE MAIN
BOARD AND THE COMPLETE MAIN BOARD
When IC3001 on the MAIN board and the complete MAIN board
are replaced, it is necessary to spread the compound between the
MAIN board and the heat sink.
Spread the compound referring to the fi gure below.
– MAIN Board (Side A) –
NOTES ON THE WIRELESS CONNECTION (LINK) AFTER
REPAIRS ARE COMPLETE
When the parts below is replaced, the wireless connection (LINK)
of the Bar speaker and Subwoofer will be disconnected.
Before returning repaired products to the customer, follow the pro-
cedure below to LINK the Bar speaker and Subwoofer.
Also, if only the Bar speaker or Subwoofer is brought in for repair
and the parts below are replaced, be sure to inform the customer
when returning the repaired products that the customer must LINK
the Bar speaker and Subwoofer.
(Indicate that the LINK procedure is described in the operating
instructions)
Parts in which the LINK will be disconnected due to re-
placement:
•
•
•
Linking the system (Link to the Subwoofer)
Set up the wireless subwoofer
connection again.
1
2
3
4
5
compound
IC3001
6
IF "PRTECT (PROTECT)" APPEARS ON THE FRONT
PANEL DISPLAY OF THE BAR SPEAKER
Complete MAIN board
IC1002 on the MAIN board (microprocessor)
RF modulator (SWA12-4V TX) (Ref. No. RF1)
Press MENU.
Select [WS] with (select), then
press ENTER.
Select [LINK] with (select), then
press ENTER.
When [START] appears on the
display, press ENTER.
[SEARCH] appears, and the Bar
Speaker searches for a device that
can be used with Link. Proceed to
the next step within 1 minute.
To quit the Link function while
searching for a device, press BACK.
Press LINK on the subwoofer.
The on/standby indicator on the
subwoofer lights up in green. [OK]
appears on the display of the Bar
Speaker.
If [FAILED] appears, check to ensure
the subwoofer is turned on and
perform the process again from
step 1.
Press MENU.
The menu turns off.
Press the / (on/standby) button
on the Bar Speaker to turn off the
system. After the display stops
flashing, disconnect the AC power
cord (mains lead) then check that
nothing is blocking the ventilation
holes of the Bar Speaker.
HT-CT380/CT381
Ver. 1.1
5