Philips HTS3276/93, HTS3276/98, HTS3274/51 Service Manual
HTS3276/98/93
©
Copyright 2009 Philips Consumer Electronics B.V. Eindhoven, The Netherlands
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise
without the prior permission of Philips.
Published by SL0910 Service AudioPrinted in The Netherlands Subject to modification
DVD Home Theater System
Version 1.1
TABLE OF CONTENTS
Location of PCB Boards ............................................ 1-2
Versions Variation...................................................... 1-2
Measurement Setup .................................................. 1-4
Specifications ............................................................ 1-3
Service Aids .............................................................. 1-5
ESD & Safety Instruction .......................................... 1-6
Lead-free soldering Information ................................ 1-7
Setting procedure & Repair Instructions........................2
Disassembly Instructions & Service positions ..............3
Block & Wiring Diagram ................................................ 4
DISP+LED+VOL Board.................................................. 5
MAIN+Y.U.V Board........................................................6
Power Board ..................................................................7
Service Manual
MP3 IN+MIC Board........................................................ 8
Mechanical Exploded View & Part List..........................9
Revision List ................................................................ 10
3141 785 33471
GB
Chapter
1 - 2
LOCATION OF PCB BOARDS
VERSION VARIATION:
Type/Versions
Features
HTS3276
Output Power - 420W
Voltage (110~240V)
MP3 LINK
MAIN+Y.U.V Board
DISP+LED+VOL Board
MP3 IN&MIC Board
Type/Versions
Board in used
HTS3276
C
C
C
/98
SERVICE SCNARIO MATRIX:
/98
x
x
x
*C = Component Level Repair
MP3 IN & MIC PCB
POWER PCB
MAIN PCB
Y. U .V PCB
LED PCB
DISPLAY PCB
VOLUME PCB
Power Board
C
1 - 3
SPECIFICATIONS
Playback media
DVD-Video, DVD+R/+RW, DVD-R/-RW, DVD+R DL, CD-R/
CD-RW, Audio CD, Video CD/SVCD, Picture CD, MP3-CD,
WMA-CD, DivX-CD, USB ash drive
Amplifier
Total output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ......
Home Theater mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
- For HTS3276 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 420 W
- For HTS3371, HTS3378 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1000 W
Frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 Hz ~ 20 kHz
Signal-to-noise ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . > 60 dB (Aweighted)
Input sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ......
AUX1 . .. . .. . .. . .. ... . .. . .. . .. . .. ... . .. . .. . .. . .. . .. ... . .. . .. . .. . .. . .. ... . .. . .. . . 400 mV
AUX2 . .. . .. . .. . .. ... . .. . .. . .. . .. ... . .. . .. . .. . .. . .. ... . .. . .. . .. . .. . .. ... . .. . .. . . 400 mV
MP3 LINK . .. . .. ... . .. . .. ... . .. . .. . .. ... . .. . .. ... . .. . .. ... . .. . .. ... . .. . .. ... . . 250 mV
Disc
Laser Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Semiconductor
Disc diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12cm / 8cm
Video decording . . . . . . . . . . . . . . . . . MPEG1/ MPEG2 / DivX/ DivX Ultra
Video DAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 bits, 108 MHz
Signal system . .. ... . .. . .. ... . .. ... . .. ... . .. . .. .. . .. . .. ... . .. . .. .. . .. . . PAL / NTSC
Video S/N ...................... ..... ..... ..... ...................... ..... ..... .... 56 dB
Audio DAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 bits / 96 kHz
Frequency response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ......
............................................................ 4 Hz - 20 kHz (44.1 kHz)
............................................................... 4 Hz - 22 kHz (48 kHz)
............................................................... 4 Hz - 44 kHz (96 kHz)
PCM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IEC 60958
Dolby Digital ..... .................. ..... .............. IEC 60958, IEC 61937
DTS ...................... ..... ..... ..... .................. IEC 60958, IEC 61937
Radio
Tuning range ...................... ..... . FM 87.5-108 MHz (50/100kHz)
26 dB quieting sensitivity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM 22 dBf
IF rejection ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM 60 dB
Signal-to-noise ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM 50 dB
Harmonic distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM 3%
Frequency response . . . . . . . . . . . . . . . . . . . . . . . . . FM 180 Hz~10 kHz/ ±6dB
Stereo separation . .. . .. ... . .. . .. ... . .. . .. . .. ... . .. . .. ... . .. FM 26 dB (1 kHz)
Stereo Threshold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM 29 dB
USB
Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hi-Speed USB (2.0)
Class support . . . . . . . . . . . . . . . . . . . . . . . . . UMS (USB Mass Storage Class)
File system ..... ..... ............. ..... ................ FAT12, FAT16, FAT32
Main Unit
Power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ......
For HTS3276 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110-240V;~50-60Hz
For HTS3371/3378 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110-127V/220-240V;
.................................................................. ~50-60Hz switchable
Power consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ......
For HTS3276 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 W
For HTS3371, HTS3378 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 W
Standby power consumption . .. ... . .. ... . .. .. . .. . .. .. . .. . .. .. . .. . .. .. . .. < 1 W
Dimensions (WxHxD) . .. .. ... ... ... ... ... ... ... ... ... 360 x 57 x 331(mm)
Weight ...................... ..... ..... ..... ...................... ..... ..... ..... .............
For HTS3276 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.87 Kg
For HTS3371, HTS3378 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.01 Kg
Speakers
System . . . . . . . . . . . . . . ............................................. full range satellite
Speaker impedance . . . . . . . . . . . . . . .....................................................
.....................For HTS3276: 4 ohm (center), 8 ohm(Front/Rear)
....For HTS3371, HTS3378: 4 ohm(center), 4 ohm (Front/Rear)
Speaker drivers ..... ..... ...............................................................
Center/Front/Rear . . . . . . . . . . . . . . ..................................... 3” full range
Frequency response . . . . . . . . . . . . . . ..........................150 Hz ~ 20 kHz
Dimensions (WxHxD) . .. .. ... ... ... ..................................................
For HTS3276 . . . . . . . . . . . . . . ...............................................................
- Center . . . . . . . . . . . . . . ..................................... 244 x 103 x 74 (mm)
- Front . . . . . . . . . . . . . . ................................... 262 x 1199 x 264 (mm)
- Rear . . . . . . . . . . . . . . ........................................ 103 x 203 x 71 (mm)
For HTS3371 . . . . . . . . . . . . . . ...............................................................
- Center/Front/Rear ..... ........ .................... 100 x 100 x 75(mm)
For HTS3378 . . . . . . . . . . . . . . ...............................................................
- Center . . . . . . . . . . . . . . ..................................... 244 x 103 x 74 (mm)
- Front . . . . . . . . . . . . . . ................................... 262 x 1199 x 264 (mm)
- Rear . . . . . . . . . . . . . . .................................... 262 x 1199 x 264 (mm)
Weight .......................................................................................
For HTS3276 . . . . . . . . . . . . . . ...............................................................
- Center . . . . . . . . . . . . . . ...........................................................0.85 kg
- Front . . . . . . . . . . . . . . .............................................................3.53 kg
- Rear . . . . . . . . . . . . . . ..............................................................0.54 kg
For HTS3371 . . . . . . . . . . . . . . ...............................................................
- Center . . . . . . . . . . . . . . ...........................................................0.67 kg
- Front . . . . . . . . . . . . . . .............................................................0.48 kg
- Rear . . . . . . . . . . . . . . ..............................................................0.45 kg
For HTS3378 . . . . . . . . . . . . . . ...............................................................
- Center . . . . . . . . . . . . . . ...........................................................0.85 kg
- Front . . . . . . . . . . . . . . .............................................................3.53 kg
- Rear . . . . . . . . . . . . . . ..............................................................3.53 kg
Subwoofer
Impedance . . . . . . . . . . . . . . ........................................................ 4 ohm
Speaker drivers ..... ..... ............................. 165 mm (6.5”) woofer
Frequency response . . . . . . . . . . . . . . ............................40 Hz ~ 150 Hz
Dimensions (WxHxD) . .. .. ... ... ... ..................................................
For HTS3276, HTS3371 . . . . . . . . . . . . . . ............ 163 x 36 3x369 (mm)
For HTS3378 . . . . . . . . . . . . . . ............................. 242 x352 x 360 (mm)
Weight .......................................................................................
For HTS3276, HTS3371 . . . . . . . . . . . . . . .................................... 4.7 Kg
For HTS3378 . . . . . . . . . . . . . . .................................................... 5.6 Kg
Laser speci cation . . . . . . . . . . . . . . .......................................................
Type . . . . . . . . . . . . . . .......................Semiconductor laser GaAIAs (CD)
Wave length . . . . . . . . . . . . . . .. 645 - 665 nm (DVD), 770- 800 nm (CD)
Output power . . . . . . . . . . . . . . ................6 mW (DVD), 7 mW(VCD/CD)
Beam divergence . . . . . . . . . . . . . . ...................................... 60 degrees.
Speci cations subject to change without prior notice.
1 - 4
LEVEL METER
e.g. Sennheiser UPM550
with FF-filter
S/N and distortion meter
e.g. Sound Technology ST1700B
L
R
DUT
CD
Use Audio Signal Disc
(replaces test disc 3)
SBC429 4822 397 30184
Bandpass
250Hz-15kHz
e.g. 7122 707 48001
LF Voltmeter
e.g. PM2534
DUT
RF Generator
e.g. PM5326
S/N and distortion meter
e.g. Sound Technology ST1700B
Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).
Ri=50
Tuner FM
MEASUREMENT SETUP
1 - 5
Service Tools:
Universal Torx driver holder .................................4822 395 91019
Torx bit T10 150mm ...........................................4822 395 50456
Torx driver set T6-T20 .........................................4822 395 50145
Torx driver T10 extended .....................................4822 395 50423
Compact Disc:
SBC426/426A Test disc 5 + 5A ...........................4822 397 30096
SBC442 Audio Burn-in test disc 1kHz .................4822 397 30155
SBC429 Audio Signals disc .................................4822 397 30184
Dolby Pro-logic Test Disc ....................................4822 395 10216
SERVICE AIDS
HANDLING CHIP COMPONENTS
1 - 6
1 - 7
2 - 12 - 1
System , Region Code , etc. Setting Produre
1)System Reset
a) Press “SETUP“ button on R/C,TV will show setup menu
b) Select the menu using the and
on R/C
c) Go preference page to do system reset
2)Region Code Change
a) In open mode, press”9” “9“ “9“ “9“ on R/C,then input desired
number to change region code :
1 USA
2 EU
3 AP
4 Australia ,NZ , Latam
5 Russia , INDIA
6 CHINA
3)Version Control Change
a) In open mode, press “1“ “5“ “9“ on R/C
b) Press “ok” button to con rm
c) TV will show message as below:
a) Press “source” to select “FM”.
b) In “FM” playback mode, press & hold “play/pause” button until
Grid 9” or “Grid 10” appears.
Note: repeating the same action will toggle back to it previous
tuning grid setting.
* “Grid 10” is default for/98 version.
8) Upgrading new software
a) Copy “software les” into a CD-R
b) Open the CD Door,then insert the CD-R program disc
c) Close the CD Door
d) VFD will show:
“Loading“
“Erase” -- erase the ash memory
“Writing” about 1 minute
“done “
* the system will switch off and on again automatically.
e) OSD will show:
Current model HTS3276/98
Version: XX.XX.XX Release:XXXX.XX.XX
region :X Servo:XX.XX.XX.XX
8032:XX.XX.XX.XX RISC: XX.XX.XX.XX
MCU:XX.XX
If current model does not match you set use down arrow
key on the remote to change
OK
CAUTION!
This information is confi dential and may not be
distributed.Only a qualifi ed se rvice person should
reprogram the Region Code.
4)Password Change
a) Press “SETUP“ button on R/C,TV will show setup menu
b) Select the menu using the and on R/C
c) Go preference page select “password“ to change
* 000000 is default password supplied.
5)Check on the Software Version
a) Open the CD Door
b) Press “INFO“ button on R/C
c) TV will show the version on screen
upgrade le detected
Do you wish to continue with
the software upgrade?
OK Cancel
f) Select “OK”, OSD will show:
upgrade in progress...
V327X
please do not unplug or
switch off the device.
6)Trade model
a) Press “Open/Close “ button on R/C
b) Press “2” “5” “9” on R/C,VFD will display “TRA ON “ or “TRA
OFF“
7) Produce to Change Tuner Grid
(only applicable for certain regions)
In some countries, the frequency step between adjacent channels
in the FM band is 50kHz (100kHz in some areas).
2 - 22 - 2
REPAIR INSTRUCTIONS (ONE)
2 - 32 - 3
REPAIR INSTRUCTIONS (TWO)
2 - 42 - 4
REPAIR INSTRUCTIONS (THREE)
3 - 1 3 - 1
DISASSEMBLY INSTRUCTIONS
3) Loosen 6 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear.
- 1 screw “A” each on the left & right side as shown in gure 4.
- 4 screws “B” at the back panel as shown in g ure 5.
4) Loosen 6 screws “C“ at the front panel bracket as in g ure 6A & gure 6B to remove the front panel.
24mm
mm2
Figure 2
Dismantling of the Front Panel Assemble
1) Open the DVD Tray by using the Open/Close Button while the Set is ON and disconnect the mains supply after removing the Tray
Cover.
Note: If this is not possible, the DVD Tray has to be open manually.
Take a mini screw driver about 2mm diameter and make a marking 24mm from the tip as shown in gure 2 . Place the set on its
side, insert the mini screw driver till the marking and slide it towards the left as shown in gure 1 until the Tray moves out of the Front
Panel.
2) Return the set to its upright position and remove the Tray Cover as shown in Figure 3 and close the tray manually by pushing it back
in.
Figure 1
Qvti
Figure 3
Figure 4
A
Figure 5
B
Figure 6A
C
Dismantling of the DVD Module
1) Loosen 4 screws “ D “ at the DVD Module as shown in gure 7.
Figure 7
D
C
Figure 6B
Loading...