Philips Home Theatre DVD Player HTD5570-How to upgrade the software, Troubleshooting, Power amplifier and Power supply schematic

 

Philips DVD HTS - HTD5570-12- 98- 94- 93- 51- 78

Software Upgrade
1. There are 2 ways to software upgrade:
First:
Upgrade from USB:
Copy the upgrade file HTD5510_X X.BIN to USB then press the USB key on RC or SOURCE key on front panel.
When upgrade file detected, select "Yes" to upgrade, select "Cancel" to cancel.
After upgrading begins, a message “DO NOT POWER OFF” will show, or the product will hang up and upgrading failed.
Second:
Upgrade from Disc:
Copy the upgrade file HTD5510_X X.BIN to disc then read the disc.
When upgrade file detected, select "Yes" to upgrade, select “Cancel “to cancel.
After upgrading begins, a message “DO NOT POWER OFF” will show, or the product will hang up and upgrading failed.
2. Check the version information after upgraded.
Press the setup key on RC , select Preference Setup, and then Version info , press OK Key you will see a interface below:

Troubleshooting

No display on LED, and buttons do not work, No audio output

Remote control does not work, Can’t read disc or can’t open the disk door

No video display, No output by Optical in, No output by Aux IN

NO +12V +5 and +34V output, No +5V output, No +12V output, No +34V output

AMP circuit diagrams

Power board [SMPS] circuit diagram and PWB