Sony SS-SRT3 - Servicing Notes

HT-RT3
5
CHANGE OF MAIN BOARD AND INSTRUCTION MANUAL
(AEP, UK only)
The MAIN board of AEP and UK has been changed in the midway
of production.
Also, the instruction manual has been changed at same time ac-
cording to the changing of MAIN board.
When replacing the MAIN board, be sure to check the serial num-
ber, identify the MAIN board (Former type) before changing and
the MAIN board (New type) after changing, and replace the part.
Serial number
Destination Former type New type
AEP 5610260 or smaller 5610261 or larger
UK 6629880 or smaller 6629881 or larger
Replacement of MAIN Board
Former type:
• Replace with the Former type MAIN board.
• The number of stocks for Former type MAIN board is limited.
If it cannot obtain the Former type MAIN board, replace with
the New type MAIN board.
New type:
• Replace with the New type MAIN board.
• It cannot replace the New type MAIN board with the Former
type MAIN board.
When replacing the New type MAIN board, be sure to replace
with the New type MAIN board.
Replacement of Instruction Manual
Although the contents described in the instruction manual are
diff erent depending on the Former type and New type, the For-
mer type instruction manual is replaced with the latest instruction
manual.
NOTE OF REPLACING THE IC1000 AND IC1002
ON THE MAIN BOARD AND THE COMPLETE MAIN
BOARD
When IC1000 and IC1002 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 (THERMAL COMPOUND (G747)) refer-
ring to the fi gure below.
– MAIN Board (Component Side) –
IC1000
thermal compound (G747)
IC1002
thermal compound (G747)
NOTE OF REPLACING BLUETOOTH MODULE OR
RC-S730 (WW)
When the BLUETOOTH MODULE or RC-S730 (WW) is re-
placed, the MAC address for BLUETOOTH MODULE has been
changed. Please execute COLD RESET (refer to page 14) before
pairing with a Bluetooth device / NFC.
Ver. 1.6
SYSSET
2021/01/2802:06:46(GMT+09:00)