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CAPACITOR  ELECTRICAL  DISCHARGE  PROCESSING
When checking the board, the electrical discharge is necessary for 
the electric shock prevention.
Connect the resistor to both ends of respective capacitors.

• POWER 

board

 C967

:/2 W

PROCESSING  OF  REPLACING  THE  WiFi  MODULE 
(Ref. No. WIFI1) (HCD-SBT300W/SBT300WB only)
When replacing the WiFi module (Ref. No. WIFI1), peel the de-
vice ID label stuck on the rear side of a main unit, and stick on the 
new device ID label (refer to the following fi gure) enclosed with 
the new WiFi module (Ref. No. WIFI1)

Device ID:       XXXXXXXXXXXXX

MAC Address: XX-XX-XX-XX-XX-XX

1 Peel the device 
 ID 

2 Stick on the new 
 

NOTE  OF  REPLACING  THE  WiFi  MODULE (Ref. No. 
WIFI1) (HCD-SBT300W/SBT300WB only)
When replacing the WiFi module (Ref. No. WIFI1), MAC address 
is changed. Print the following explanation, cut it, and hand over 
it to the customer with the unit, when returning the unit that the 
repair is completed to the customer.

MAC address of this unit has been changed by this repair. The 
customer who uses the MAC address fi ltering function of con-
nected access point equipment please set it again. MAC address 
is possible to confi rm it on the Sony Network Device Setting 
screen. Please refer to “Network connections” on the operating 
instructions for details.

CHECKING  METHOD  OF  NETWORK  CONNECTION 
(HCD-SBT300W/SBT300WB only)
It is necessary to check the network connection, when replacing 
the complete MAIN board, complete NET board, IC101 on the 
MAIN board or WiFi module (Ref. No. WIFI1). Check the con-
nection of wireless and wired LAN, according to the following 
method.

Necessary Equipment:
•   Access point supporting WPS

Procedure:
1.  Press the [

?/1

] button to turn the power on.

2.  Press the [OPTIONS] button on the remote commander to the 

display the setting menu on the fl uorescent indicator tube.

3.  Press the [

V]/[v] buttons on the remote commander to select 

“WPS”.

4.  Press the [

] button on the remote commander.

 (“OK” 

fl ashes on the fl uorescent indicator tube)

5.  Press the [

] button on the remote commander.

 (“WPS” 

fl ashes on the fl uorescent indicator tube)

6.  Press the [WPS] button on the access point.
7.  When wireless LAN connection is started, “CONNECT” 

fl ashes on the fl uorescent indicator tube.

8.  When wireless LAN connection is completed, “COMPLETE” 

appears for a moment on the fl uorescent indicator tube, then “ ” 
appears on the fl uorescent indicator tube.

9.  Press the [

?/1

] button to turn the power off.

Note: Refer to the instruction manual about details of the setting method.

Necessary Equipment:
•   Router
•   Network (LAN) cable

Procedure:
1.  Connect the main unit to the router with the LAN cable.
2.  Press the [

?/1

] button to turn the power on.

3.  Check that “ ” appears on the fl uorescent indicator tube.
4.  Press the [

?/1

] button to turn the power off.

Note: Refer to the instruction manual about details of the setting method.

DISCRIMINATION  OF  NEW/FORMER  TYPES (HCD-SBT100: 
US and Canadian models only)
The mounted parts on the USB and POWER boards have been 
changed in the midway of production.
New/former types can be distinguished by the “Mount” or “No 
mount” of the mounted parts on the POWER board.
Repair and replace after distinguishing new/former types referring 
to the following fi gure.

CHANGE  OF  CN501  ON  THE  MAIN  BOARD
The FLEXIBLE FLAT CABLE (24P) (FFC1) that connects the MAIN board to the optical pick-up block, and the connector (CN501) on the 
MAIN board changed from Au plating to Sn-Cu plating in the midway of production.
When replacing the FLEXIBLE FLAT CABLE (24P) (FFC1) that connects the MAIN board to the optical pick-up block, or the connector 
(CN501) on the MAIN board, make sure to check which part is to be replaced before replacing it referring to the following fi gure.

0000

00

 

Note 1: After the case is removed, this work is done.
Note 2: Please prepare the thin wire (clip etc. processed to the length of 8 cm or more).

1 Insert the clip etc. in the hole 
 

2 Draw out the tray.

Note 3: Push after it inserts it
 

in these three holes well.