Philips HTS3576/78 User manual

1 - 1
HTS3576/78
©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 RY0916 Service Audio Printed in The Netherlands Subject to modification
DVD Home Theater System
Version 1.0
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
VFD+Jack+VOL+Standby Board .................................. 5
MAIN Board.................................................................... 6
Power Board .................................................................. 7
Service Manual
Service
Service
Service
AMP Board .................................................................... 8
Mechanical Exploded View & Part List .......................... 9
Revision List ................................................................ 10
GB
Chapter
3139 785 34900

1 - 
LOCATION OF PCB BOARDS
VERSION VARIATION:
Type/Versions
Features
HTS3576
Output Power - 100W
Voltage (110~17V)
Voltage (0~40V)
MAIN Board
VFD+JACK+VOL+STANDBY Board
AMP Board
Type/Versions
Board in used
HTS3576
C
C
C
/78
SERVICE SCNARIO MATRIX:
/78
x
x
x
*C = Component Level Repair
STANDBY PCB
VFD PCB
VOL PCB
JACK PCB
Power PCB
AMP PCB
MAIN PCB
Power Board
C

1 - 
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,MP-CD, WMA-
CD, DivX-CD,USB  ash drive.
Amplifier
Total output power .....................................................................
Home Theatre mode .............100 W RMS ( X 60 + 4 X 170)
Frequency response ......................................... 40 Hz ~ 0 kHz
Signal-to-noise ratio ..................................> 60 dB (A-weighted)
Input sensitivity ..........................................................................
AUX1 .......................................................................... 400 mV
AUX .......................................................................... 400 mV
MP LINK ................................................................... 50 mV
Disc
Laser Type ........................................................ Semiconductor
Disc diameter ........................................................ 1 cm / 8 cm
Video decording ................ MPEG1/ MPEG / DivX / DivX Ultra
Video DAC ..................................................... 1 bits, 108 MHz
Signal system ........................................................ PAL / NTSC
Video S/N ........................................................................ 56 dB
Audio DAC ........................................................ 4 bits / 96 kHz
Frequency response ..................................................................
............................................................. 4 Hz–0 kHz (44.1 kHz)
................................................................ 4 Hz– kHz (48 kHz)
................................................................ 4 Hz–44 kHz (96 kHz)
PCM ......................................................................... IEC 60958
Dolby Digital ......................................... IEC 60958, IEC 6197
DTS ...................................................... IEC 60958, IEC 6197
Radio
Tuning range .............................................................................
................................................. FM 87.5-108 MHz (50/100 kHz)
6 dB quieting sensitivity ...........................................FM  dBf
IF rejection ratio ..........................................................FM 60 dB
Signal-to-noise ratio ....................................................FM 50 dB
Harmonic distortion ........................................................ FM %
Frequency response ........................ FM 180 Hz~10 kHz / ±6dB
Stereo separation ......................................... FM 6 dB (1 kHz)
Stereo Threshold ....................................................... FM 9 dB
USB
Compatibility ...........................................High Speed USB (.0)
Class support ......................... UMS (USB Mass Storage Class)
File system ............................................ FAT1, FAT16, FAT
Main Unit
Power supply .......110-17 V/0-40 V; ~50-60 Hz switchable
Power consumption ........................................................ 00 W
Standby power consumption ........................................... < 1 W
Dimensions (WxHxD) ............................... 45 x 57 x 65 (mm)
Weight ........................................................................... .6 kg
Speakers
System .......................................................... full range satellite
Speaker impedance ...................................................................
Front/Rear ...................................................................... 4 Ohm
Centre .............................................................................  Ohm
Speaker drivers .........................................................................
Centre ...................................... X .5” woofer + 1 X ” tweeter
Front/Rear .............................................................. ” full range
Frequency response ....................................... 150 Hz ~ 0 kHz
Dimensions (WxHxD) ................................................................
- Centre ................................................... 440 x 105 x 75 (mm)
- Front ..................................................... 10 x 0 x 71 (mm)
- Rear .................................................. 6 x 1199 x 64 (mm)
Weight .......................................................................................
- Centre ........................................................................ 1.4 kg
- Front .......................................................................... 0.58 kg
- Rear ........................................................................... .55 kg
Subwoofer
Impedance ......................................................................  ohm
Speaker drivers ......................................... 0 mm (8”) woofer
Frequency response ......................................... 40 Hz ~ 150 Hz
Dimensions (WxHxD) ............................. 4 x 5 x 60 (mm)
Weight ........................................................................... 5.76 kg
Laser specifi 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
Torxbit T10 150mm ...........................................4822 395 50456
Torx driver set T6-T20 .........................................4822 395 50145
Torx driver T10 extended .....................................4822 395 50423
Compact Disc:
SBC426/426A Testdisc 5 +5A ...........................4822 397 30096
SBC442Audio Burn-in test disc 1kHz .................4822 397 30155
SBC429 Audio Signals disc .................................4822 397 30184
Dolby Pro-logic TestDisc ....................................4822 395 10216
SERVICE AIDS
HANDLING CHIP COMPONENTS

1 - 6

1 - 7

2 - 2 - 
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 :
 USA
2 EU
3 AP
4 Australia ,NZ , Latam
5 Russia , INDIA
6 CHINA
3)Version Control Change
a) In open mode, press ““ “5“ “9“ on R/C.
b) Press “ok” button to conrm.
c) TV will show message as below:
7) 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  minute
“done “
* the system will switch off and on again automatically.
e) OSD will show:
Current model HTS3576/78
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 condential and may not be
distributed.Only a qualied service 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...
V357X
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“.
8) 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 (00kHz in some areas).
a) Press “source” to select “FM”.
b) In “FM” playback mode, press & hold “play/pause” button until
Grid 9” or “Grid 0” appears.
Note: repeating the same action will toggle back to it previous
tuning grid setting.
* “Grid 0” is default for/98 version.

2 - 22 - 2
REPAIR INSTRUCTIONS (ONE)

2 - 32 - 3
REPAIR INSTRUCTIONS (TWO)

2 - 42 - 4
REPAIR INSTRUCTIONS (THREE)

3 -  3 - 
DISASSEMBLY INSTRUCTIONS
3) Loosen 7 screws and remove the Top Cover by lifting the rear portion upwards before sliding it out towards the rear.
-  screw “A” each on the left & right side as shown in gure 4.
- 5 screws “B” at the back panel as shown in gure 5.
4) Loosen 5 screws “C“ at the front panel bracket as shown in gure 6,and loosen  screw “D“ at the front panel bottom as shown in
gure 7 to remove front panel.
Figure 2
Dismantling of the Front Panel Assemble
) 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  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 
Figure 3
Figure 4
Figure 5
Figure 6
Dismantling of the DVD Module
) Loosen 4 screws “ E “ at the DVD Module as shown in gure 8.
Figure 8
B
C
D
Figure 7
E
Qvti
24mm
mm2

3 - 2 3 - 2
SERVICE POSITIONS
Service position A
Note:In some service positions the components or copper patterns of one board may risk touching its neighbouring pc boards or
metallic parts. To prevent such short-circuit use a piece of hard paper or other insulating material between them.
Dismantling of the Power Board
) Loosen 5 screws “I” on the top of Power Board as shown in gure 2.
Figure 0
Dismantling of the VFD+JACK+VOL+STANDBY Board
) Loosen 0 screws “F” on the top of VFD+JACK+VOL+STANDBY Board as shown in gure 9.
Figure 9
Dismantling of the Main Board
) Loosen 2 screws “G” on the top of Main Board as shown in gure 0.
2) Loosen 6 screws “H“ at the back panel as shown in gure .
Figure 2
Figure 
F
G
H
I
Dismantling of the AMP Board
) Loosen 2 screws “J” on the top of AMP Board as shown in gure 3.
2) Loosen 2 screws “K“ at the back panel as shown in gure 4.
J
K
Figure 3
Figure 4

4 - 1 4 - 1
BLOCK DIAGRAM

4 - 2 4 - 2
WIRING DIAGRAM
V1
V2
AMP PCB
MAIN PCB
POWER PCB

5 - 1 5 - 1
VFD+JACK+VOL+STANDBY BOARD
TABLE OF CONTENTS
FTD Display Pin Assignment............................................................. 5-1
Circuit Diagram ................................................................................. 5-2
PCB Layout Top & Bottom View........................................................ 5-3
FTD DISPLAY PIN ASSIGNMENT
PIN CONNECTION

5 - 2 5 - 2
CIRCUIT DIAGRAM
C11 B2
C12 B1
C13 B1
C14 B2
C15 D4
C16 C1
C17 C1
C18 C1
C19 B2
C20 B2
C21 A3
C22 A4
C23 B3
DP11 A3
FB11 C3
FB12 C3
FB13 D4
FB14 D3
FB15 D3
FB16 D3
FB17 D3
IC11 B3
JK11 C2
JK12 D2
JK13 D2
LD11 A1
Q11 B1
Q12 D1
Q16 A1
R11 B1
R12 B1
R13 A1
R14 B1
R15 B1
R16 B1
R17 C1
R18 C1
R19 C1
R20 C2
R21 C1
R22 C2
R23 C1
R24 C2
R25 C1
R27 A1
R28 A1
R29 B2
R30 C2
R31 C2
R32 C2
R33 C2
R34 C2
R35 C2
R37 D1
R38 B2
R39 B2
R40 A3
R41 A4
R42 D3
R43 D3
R46 B1
RB11 B1
RB12 B1
RB13 C1
RB14 A1
RB15 C4
RB16 C3
RB17 A2
RB19 D3
SN11 B1
TA11 C1
TA12 C1
TA13 C1
TA14 A1
TA15 D2
TA18 D2
TA20 D2
USB11 C 3
VR11 A2
1 2 3 4
1 2 3 4
B
A
C
D
B
A
C
D

5 - 3 5 - 3
PCB LAYOUT - TOP VIEW
PCB LAYOUT - BOTTOM VIEW
A A
1234
1234
A A
1 2 3 4
1 2 3 4
C12 A4
C13 A4
C14 A3
C15 A1
C16 A3
C17 A3
C18 A3
C21 A2
C22 A3
FB11 A1
FB12 A1
FB13 A1
FB14 A1
FB15 A1
FB16 A1
FB17 A1
IC11 A3
Q11 A4
Q12 A3
Q16 A4
R14 A4
R15 A4
R19 A4
R20 A1
R22 A1
R23 A1
R24 A1
R25 A1
R28 A4
R29 A3
R30 A3
R31 A3
R32 A3
R33 A3
R34 A3
R35 A3
R38 A4
R39 A3
R42 A1
R43 A1
TP1 A3
TP2 A2
TP8 A1
TP9 A1
C11 A2
C19 A2
C20 A1
C23 A3
DP11 A2
J11 A1
J12 A1
J13 A1
J14 A1
J15 A1
J16 A2
J17 A2
J19 A2
J20 A3
J21 A3
J22 A4
J30 A1
JK11 A4
JK12 A4
JK13 A4
LD11 A1
R11 A2
R12 A1
R13 A2
R16 A2
R17 A2
R18 A2
R21 A2
R27 A1
R37 A2
R40 A2
R41 A2
R46 A2
RB11 A2
RB12 A2
RB13 A1
RB14 A1
RB15 A4
RB16 A4
RB17 A3
RB19 A4
SN11 A1
TA11 A4
TA12 A1
TA13 A4
TA14 A1
TA15 A4
TA18 A4
TA20 A3
USB11A 4
VR11 A3

6 - 1 6 - 1
MAIN BOARD
TABLE OF CONTENTS
Internal IC Diagram ........................................................................... 6-1
Circuit Diagram(part one) .................................................................. 6-2
Circuit Diagram(part two)................................................................... 6-3
PCB Layout Top View ....................................................................... 6-4
PCB Layout Bottom View . ................................................................. 6-5
INTERNAL IC DIAGRAM - MT1389S
INTERNAL IC DIAGRAM - HY57V641620F
State Machine
CLK
CKE
U/LDQM
WE
CAS
RAS
CS
Row Active
Refresh
Column Active
Self refresh
logic & timer
Internal Row
Counter
Row
Pre
Decoder
1Mx16 BANK 3
1Mx16 BANK 2
1Mx16 BANK 1
1Mx16 BANK 0
X-Decoder
X-Decoder
X-Decoder
X-Decoder
Memory
Cell
Array
Y-Decoder
Sense AMP & I/O Gate
I/O Buffer & Logic
DQ0
DQ15
Column
Pre
Decoder
Bank Select
Column Add
Counter
A0
A1
A11
BA1
BA0
Address Buffers
Address
Register
Mode Register
Burst
Counter
CAS Latency Data Out Control
Pipe Line
Control
DVD
PUH
Module
FLASH
Front-panel
Remote DRAM USB2.0/3 in 1 card
reader
MT1389S
HDMI1.2Tx
RGB video
CVBS
8ch Audio
SPDIF
DVB-T

6 - 2 6 - 2
CIRCUIT DIAGRAM - part one
C3001 D2
C3002 D2
C3003 D2
C3004 D2
C3005 D2
C3006 D2
C3007 D3
C3008 D3
C301 A1
C302 A1
C305 A1
C306 A1
C309 A2
C311 A2
C313 A2
C315 A2
C316 A2
C317 A3
C318 D3
C319 D4
C320 B3
C321 B3
C322 B3
C323 A3
C324 B3
C325 A1
C326 A1
C329 A2
C330 A2
C331 A3
C334 B2
C335 D3
C336 D4
C337 D4
C338 D4
C339 D4
C340 A2
C341 B2
C342 A2
C343 A2
C344 D3
C346 B3
C349 B3
C350 B3
C351 B3
C352 B1
C353 B1
C354 B1
C355 B1
C356 B1
C357 B1
C359 C3
C360 C4
C362 B3
C363 B3
C364 D4
C365 D4
C502 A4
C503 A4
C506 B4
C507 B4
C508 B4
C509 B4
C510 B4
C511 B4
C512 B4
C513 B4
C514 B4
C515 B4
C516 B4
C517 B4
C518 B4
C519 B4
C521 B4
C901 C1
C902 C1
C903 C1
C904 C1
C905 C1
C906 C1
C907 D1
C908 C2
C911 C2
C912 C2
C918 C1
C919 D1
C920 C1
C921 C1
C922 C1
C924 D1
C928 D1
C929 D1
C932 D1
C935 C2
C936 B3
CE301 D1
CE302 D1
CE303 D1
CE304 D1
CE305 D1
CE306 D1
CE307 D1
CE308 D1
CE309 D1
CE310 D1
CE311 D1
CE312 D1
CE313 D1
CE314 D1
CE315 D1
CE316 D1
CE317 D1
CE318 D1
CE319 D1
CE320 D1
CE321 D1
CE322 D1
CE323 D1
CE324 D1
CE325 D1
CE326 D1
CE327 D2
CE328 D2
CE329 D2
CE330 D2
CE341 D2
CE901 C2
CE903 C1
CE904 C1
CN301 A1
CN303 D2
CN401 B4
D302 D3
D303 D3
FB310 A3
FB311 D2
FB312 B1
FB313 B1
FB901 C2
FB905 C1
FE301 D2
FE302 D2
FE306 D2
FE307 D2
FE308 D2
FE309 D2
FE310 D2
FE311 D2
FE312 D2
IC3001D2
IC301 A1
IC303 D4
IC304 A2
IC305 B2
IC306 B3
IC309 A3
IC501 A4
JK302 B1
L501 B4
L502 B4
L503 B4
Q302 D3
Q303 D3
Q304 D4
Q305 A3
Q903 C1
R3001 D2
R3002 D2
R3003 D2
R3006 D2
R3007 D2
R3008 D2
R3009 D2
R301 A1
R3010 D2
R3011 D3
R3018 A3
R3019 A2
R302 A1
R3020 B2
R3031 D3
R3036 D3
R305 A3
R307 B3
R308 A3
R309 A1
R310 A1
R313 A1
R314 A1
R317 A1
R318 A1
R321 A2
R322 A2
R325 A2
R326 A2
R329 A2
R330 A2
R331 A2
R332 B2
R334 A3
R335 B3
R336 B3
R337 D3
R338 D4
R340 D3
R341 D4
R342 D4
R343 A2
R344 B2
R345 B1
R346 B1
R347 D3
R348 B1
R349 B1
R350 B1
R351 B1
R352 B1
R353 B1
R354 B1
R355 B1
R356 B1
R357 B1
R358 B1
R359 B1
R360 B3
R361 B2
R364 D3
R365 C3
R366 D4
R367 C4
R368 B1
R369 B1
R371 D4
R372 D4
R373 D4
R378 B3
R379 D3
R380 D3
R381 D4
R382 D4
R383 D4
R384 D4
R388 A1
R389 B3
R390 B3
R399 B3
R501 A4
R502 A4
R503 A4
R504 A4
R505 A4
R506 A4
R507 A4
R509 A4
R510 A4
R512 A4
R513 A4
R515 A4
R517 B4
R518 B4
R519 B4
R520 B4
R521 B4
R522 B4
R523 A4
R524 A4
R537 A4
R549 A4
R550 A4
R552 B4
R553 B4
R554 A4
R556 A4
R558 B4
R560 B4
R903 C2
R904 C1
R911 C1
R913 C1
R924 C2
R928 C1
R929 D1
RB403 C4
RB901 C1
XL501 A4
ZD301 A2
ZD302 A2
ZD901 D1
ZD902 C1
ZD904 C1
1234
1234
A
B
C
D
A
B
C
D