Philips HTS3538 – SMPS and Power amplifier circuit diagram, software update, service mode

Philips Home Theater DVD Player HTS3538/12/51/55/05/98

Amplifier
 Total output power: 600W RMS (30% THD)
 Frequency response: 20 Hz-20 kHz / ±3 dB
 Signal-to-noise ratio: > 65 dB (CCIR) /(A-weighted)
 Input sensitivity:  AUX: 2 V
 Music iLink: 1 V

Subwoofer
 Output power: 100 W RMS (30% THD)
 Impedance: 4 ohm
 Speaker drivers: 133 mm (5.25") woofer
 Dimensions (WxHxD): 160 x 267.5 x 265 mm
 Weight: 2.55 kg

Speakers

Center speaker:
 Output power: 100 W RMS (30% THD)
 Speaker impedance: 4 ohm
 Speaker drivers: 1 x 63.5 mm (2.5") woofer
 Dimensions (WxHxD): 160 x 85 x 95 mm
 Weight: 0.37 kg
Front/Rear speaker:
 Output power: 4 x 100 W RMS (30% THD)
 Speaker impedance: 4 ohm
 Speaker drivers: 1 x 76.2 mm (3") twin driver
 Dimensions (WxHxD):
 Speakers: 85 x 160 x 95mm
 Tall speakers: 240 x 1007 x 240 mm
 Weight:
 Speakers: 0.35 kg/each
 Tall speakers: 1.57 kg/each

Software upgrade method

1.Copy the bin file as "HTS3538_XX.bin".

2.Then use the file to burn the upgrade CD-R/CD-RW.

3.Put the CD in the tray ,let the player loading the disc.

4.If the CD is correct ,it will display the Upgrade Menu ,press the PLAY key on the remote control to start upgrade

5. Afer a while, the tray will open automatically ,but must not power off the player.

6.Don't power off ,wait until the player reset automatically ,the whole upgrade process may need 2 minutes .HTS will auto standby after complete upgrade.

if you upgrade with USB device

1. Step1 is same with DISC upgrade;

2.Copy the renamed bin file(upgrade file) to the root menu of USB device.

3.connect the USB device to HTS ,and switch to USB source;

4.The rest is same to step 4,step 5 and step 6 with DISC upgrade.

 [The set must not be power off during upgrading; Otherwise the Main board will be damaged entirely.]

How to adjust the setting after repairing: [Service mode]

1 HTS3538/12: Open DVD tray, press “9” “9” “9” “9” “5” on R/C; 2” on R/C;

2 HTS3538/51: Open DVD tray, press “9” “9” “9” “9” “5” on R/C;

3 HTS3538/55: Open DVD tray, press “9” “9” “9” “9” “4” on R/C;

4 HTS3538/05: Open DVD tray, press “9” “9” “9” “9” “2” on R/C;

5 HTS3538/98: Open DVD tray, press “9” “9” “9” “9” “3” on R/C;

Restart after above steps.

HTS3538 power amplifier schematic .

Power board [SMPS board] circuit diagram

Click on the schematics to zoom in