Thursday, January 14, 2016

HARMAN KARDON BDS2 - BDS5 Blu-ray home cinema receivers - Software update and power supply board circuit Diagram – Blu ray Audio system repair and service

                                                     Category: Blu ray Audio System repair and service 

Contents of this article 
  • Software update procedure 
  • Power supply circuit 


HARMAN KARDON BDS2 - BDS5

Software upgrade Preparation to upgrade software
1) Power on and press "SETTINGS" button and ‘Left’ button on the remote control to check the SW version info .
2) Select an match upgrade package by the SW version info, for example ,
BDS2_EU VX.XX.XX, you must select the package HK_BDS2_EU_VX.XX.XX
3) Unzip the package, and copy the ‘UPG’ folder to the root folder in an USB disc
4) Start the CD Burning software and create a new CD project (Data Disc) .
5) Burn the UPG folder onto a blank CDR.
A. Procedure for software upgrade:
A) Upgrade software via USB Flash Drive:
1) plug in the Preparation step 3) mentioned USB disc
2) Power on and press "SETTINGS" button, invoke the Settings menu
3) navigate to General Settins-> ‘System’ -> System Upgrade -> USB
4) press ‘OK” to start upgrade.
5) it will reboot when upgrade successful (about 2Min).
B) Upgrade software via CDR
1) insert the upgrade CD.
2) Power on and press "SETTINGS" button, invoke the Settings menu
3) navigate to General Settins-> ‘System’ -> System Upgrade -> Disc
4) press ‘OK” to start upgrade.
5) it will reboot when upgrade successful (about 5Min).
C)Upgrading Procedure
1,press "SETTINGS" button and ‘Left’ button on the remote control to check the new SW version info and confirm the upgrade.
SSC9512 Descriptions
The SSC9510 series products are controller ICs, incorporating a floating drive circuit for
half-bridge type resonance. The product achieves high efficiency and low noise power supply systems by the ZVS and ZCS. The product is recommended for high-efficiency small and standardized power supplies because of easy circuit designs with few external components.
SSC9512 Applications
Switching Power Supplies for
Digital Consumer Equipment; LCD-TVs, PDP-TVs, etc.,
OA Equipment; Severs, Multi-Function Printers, etc.,
Industry Machines, Communication Devices, Others
POWER SUPPLY CIRCUIT 
CLICK ON THE IMAGE TO ZOOM IN