Philips HTS6520/55 User manual

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HTS6520/55
©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 RY0917 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 ...................................................... 1-3
Measurement Setup .................................................. 1-5
Specifications ............................................................ 1-4
Service Aids .............................................................. 1-6
ESD & Safety Instruction .......................................... 1-7
Lead-free soldering Information ................................ 1-8
Setting procedure & Repair Instructions........................ 2
Disassembly Instructions & Service positions .............. 3
Block & Wiring Diagram ................................................ 4
Display+Scart+USB+LED Board (main unit) ................ 5
Main+Din Board (main unit) .......................................... 6
Loader+Open/Close DET+LEDx3 Board (main unit) .... 7
Service Manual
Service
Service
Service
Touch Sensor Board (main unit).................................... 8
Ipod Board (main unit) .................................................. 9
Power Board (subwoofer) ............................................ 10
AMP Board (subwoofer) .............................................. 11
Mechanical Exploded View & Part List ........................ 12
Revision List ................................................................ 13
GB
Chapter
Made for
iPod
3139 785 34910

1 - 2
LOCATION OF PCB BOARDS
MAIN UNIT
SUBWOOFER
Loader PCB LED PCB
DIN PCB
Main PCB
Touch Sensor PCB
LED PCB
LED PCB
Display PCB
USB PCB 0pen/Close DET PCB IPOD PCB
IPOD Light PCB
Power PCB
AMP PCB
Tuner Module

1 - 
VERSION VARIATION:
Type/Versions
Features
HTS6520
Output Power - 600W
Voltage-subwoofer (110-17V)
Voltage-subwoofer (0-40V)
/55
x
x
x
*C = Component Level Repair
SERVICE SCNARIO MATRIX:
Main+Din Board (main unit)
Display+Scart+USB+LED Board (main unit)
IPOD Board (main unit)
Type/Versions
Board in used
HTS6520
C
C
C
/55
Touch Sensor Board (main unit)
C
Loader+Open/Close DET+LED* Board (main unit)
Power Board (subwoofer)
AMP Board (subwoofer)
C
C
C

1 - 4
SPECIFICATIONS
Playback media
DVD-Video, DVD+R/+RW, DVD-R/-RW, DVD+R DL, CDR/CD-
RW, AudioCD, Video CD/SVCD, Picture CD, MP3-CD, WMA-
CD, DivX-CD, USB ash drive
Amplifier
Total output power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 W RMS
Frequency response.............................. 30 Hz ~ 20 kHz /±3 dB
Signal-to-noise ratio.......................................... > 65 dB (CCIR)
Input sensitivity:
SCART .......................................................................... 100 mV
AUX1/2/3 .. ... .. .. ... .. .. . .. .. ... .. .. . .. .. ... .. .. ... .. .. . .. .. ... .. .. . .. .. ... .. .. 250 mV
MP3 LINK .. ... .. .. .. ... .. .. .. ... .. .. .. ... .. .. .. ... .. .. .. ... .. .. .. ... .. .. .. ... .. 100 mV
Disc
Laser Type......................................................... Semiconductor
Disc diameter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 cm / 8 cm
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 kHz)
2 6 dB quieting sensitivity..........................................FM 22 dBf
IF rejection ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM 60 dB
Signal-to-noise ratio....................................................FM 60 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. . . . . . . . . . . . . . ............................. High Speed USB (2.0)
Class support. . . . . . . . . . . . . . ........... UMS (USB Mass Storage Class)
File system ........................................... FAT12, FAT16, FAT32
Main Unit
Dimensions (WxHxD) .. ... .. ..... .................... 419 x 48 x 214(mm)
Weight ..............................................................................1.7 kg
Ambisound speakers
System. . . . . . . . . . . . . . ............................................. full range satellite
Speaker impedance. . . . . . . . . . . . . . ..............................8 ohm/channel
Speaker drivers ......................................2.5” full range/channel
Frequency response. . . . . . . . . . . . . . ............................120 Hz–20 kHz
Dimensions (WxHxD) .. ... .. ..... ............ 335.5 x 113 x128.5 (mm)
Weight ....................................................................1.72kg/each
Power (Subwoofer)
Power supply. . . . . . . . 110-127V/220-240V; ~50-60 Hz switchable
Power consumption. . . . . . . . . . . . . . ........................................... 150 W
Standby power consumption:
Normal. . . . . . . . . . . . . . ................................................................. <3 W
Low Power. . . . . . . . . . . . . . ....................................................... < 0.3 W
System. . . . . . . . . . . . . . ........................................ Bass Re ex System
Impedance. . . . . . . . . . . . . . ......................................................... 4 ohm
Speaker drivers ....................................... 165 mm (6.5”) woofer
Frequency response. . . . . . . . . . . . . . ............................30 Hz ~ 120 Hz
Dimensions (WxHxD) .. ... .. ..... .................. 295 x 440 x295 (mm)
Weight ...............................................................................10 kg
Laser specification
Type. . . . . . . . . . . . . . ................... Semiconductor l • aser GaAIAs (CD)
Wave length. . . . . . . . . . . . . . .....645–660 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 - 5
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 - 6
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 - 7

1 - 8

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“ “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:
8) Upgrading new software
a) Copy “software les” into CD-R or USB.
b) Insert CD-R or put USB into USB jack.
c) Press “DISC“ or “USB“ button on R/C.
d) VFD will show:
“LOADING CONTENTS“
pop messange “upgrading“
“Writing” about  minute
“done “
e) TV will show:
Current model HTS6520/55
Release:XXXX.XX.XX Version: XX.XX.XX
Region :X Servo:XX.XX.XX.XX
8032:XX.XX.XX.XX RISC: XX.XX.XX.XX
If current model does not match you set, use down arrow
key on the remote to change
OK
4)Password Change
a) Press “SETUP“ button on R/C,TV will show setup menu.
b) Select the menu using the V and B on R/C.
c) Go preference page select “password“ to change.
* 36900 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.
CAUTION!
This information is condential and may not be
distributed.Only a qualied service person should
reprogram the Region Code.
Upgrade le detected
upgrade?
Press OK to start
f) Press “PLAY“, TV will show:
UPGRADING HTS6520
DO NOT POWER DOWN
POWER BOX MCU
PANEL MCU
DVD FLASH
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 (00kHz in some areas).
a) Press “source” to select “FM”.
g) After the system will switch off automatically.
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/55 version.

2 - 22 - 2
REPAIR INSTRUCTIONS (ONE)
23
901 909 901
Q905 Q912 IC902
Q905 Q912 IC902
IC904
IC904
L41L41
IC333
MCU33 IC333
IC333
IC37 IC38 MCU STB
Control
IC23 IC33 IC34 IC39
and IC100
Check IC23 215pin
output SPD2F single Check IC23
110
No Video out output
29

2 - 32 - 3
REPAIR INSTRUCTIONS (TWO)
30
24
24
ZD8 ZD9
FB37 FB38
23 IC32
J5 Bad INT
IC35 and its
MP3 IN no sound
Jack
Disc play
Yes or No
24pin
Change
See C their
Check Pick-up
Check JK2 (Scart
PCB) J1 (Main PCB)
INT or No
Change
conjoint parts
IC23
Check USB Board
J102 Bad INTChange
See D

2 - 42 - 4
REPAIR INSTRUCTIONS (THREE)
CN703
CN703
IC701
CN703
IC23
Q502
No Video Out output
Check JK101
Bad INT
Change
IC36 IC23
No RGB output
Check JK100
bad INT
Change
Check IC35 IC23
and their Conjoint parts
Check CN703 Q12
Q708 Q707 ZD701
And theirs Conjoint
Parts

3 - 1 3 - 1
DISASSEMBLY INSTRUCTIONS (Main Unit)
Dismantling of the bottom Panel
1) press the buttons as shown in gure 1 and take up the cable cover to move it.
2) Loosen 11 screws “A“ as shown in gure 2.
Figure 8
Dismantling of the SCART+USB+LED Board
1) Loosen 2 screws “ B “ and loosen 1 screws “ C “ to remove SCART Board as shown in gure 3 & gure4.
2) Loosen 2 screws “D “ to move USB board as shown in gure 5.
3) Loosen 1 screw “ E “ to move LED board as shown in gure 6.
Figure 9
Figure 7
Figure 1 Figure 2
Figure 3
Dismantling of the Main+DIN Board
1) Loosen 4 screws “ F “ to remove Main Board as shown in gure 7.
2) Loosen 1 screw “ G “ to remove DIN Board as shown in gure 8.
Dismantling of the Display Board
1) Loosen 2 screws “H“ to remove Display board as shown in gure 9.
Figure 4
A
B
C
D
Figure 5 Figure 6
E
F
G
H
Dismantling of the Touch Sensor Board
1) Loosen 5 screws “ I “ to remove Touch Sensor board as shown in gure 10.
I
Figure 10

3 - 2 3 - 2
Dismantling of the IPOD Board
1) Loosen 2 screws “ J “ and loosen 2 screws “ K “ to remove IPOD board as shown in gure 11 & 12.
J
K
Figure 12
Figure 11
Dismantling of the Loader+Open/Close DET+LED*3 Board and Loader Assembly
1) Loosen 9 screws “ L “ to remove Loader+Open/Close DET+LED*3 board as shown in gure 13.
2) Loosen 4 screws “ M “ to remove Loader Assembly as shown in gure 14.
L
M
Figure 14
Figure 13
Dismantling of the Gear Assembly
1) Loosen 4 screws “ N “ to remove Gear Assembly as shown in gure 15.
Figure 15
N
Dismantling of the Door Assembly
1) Loosen 3 screws “ O “ as shown in gure 16.
2) Using a mini drawer to push the STEEL PIN as shown in gure 17.
3) Using a pincers to nip the STEEL PIN as shown in gure 18.
4) Take up the Door Assembly as shown in gure 19 & 20.
o
Figure 16
Figure 17 Figure 18
Figure 19 Figure 20

3 - 3 3 - 3
DISASSEMBLY INSTRUCTIONS (Subwoofer)
Dismantling of the Speaker Box
1) Loosen 6 screws “A“ as shown in gure 1.
2) Loosen 3 screws “B“ to remove the Speaker Box as shown in gure 2.
A
Figure 1
B
Figure 2
C
D
Dismantling of the AMP Board
1) Loosen 4 screws “C“ as shown in gure 3.
2) Loosen 5 screws “D“ to remove the AMP Board as shown in gure 4.
Figure 3
Figure 4
Dismantling of the Power Board
1) Loosen 3 screws “E“ as shown in  g ure 5.
2) Loosen 2 screws “F“ as shown in gure 6.
3) Loosen 1 screw “G“ as shown in gure 7 to remove the bracket.
4) Loosen 4 screws “H“ as shown in  g ure 8.
5) With a pincers to nip this space as shown in gurer 9 and to take up the Power Board.
E
F
G
Figure 5
Figure 6
Figure 7
H
Figure 8
Figure 9

3 - 4 3 - 4
SERVICE POSITIONS
Service position A (Main Unit)
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.
Service position B (Subwoofer)

4 - 1 4 - 1
BLOCK DIAGRAM (Main Unit)

4 - 2 4 - 2
WIRING DIAGRAM (Main Unit)
V1
V2
V4
V3
VFC170310-030R
VWA220007-0001
VWA200013-0004
VWA120019-0001
VWA120016-0002
VWA120015-0001
VFC170320-1400
VFC130310-110R
VWA200013-0007
VWA200009-0003
VFC240210-2200
VWA220007-0001
V2
V3

4 - 3 4 - 3
BLOCK DIAGRAM (Subwoofer)
TI5342LA
TI5342LA
TI5342LA
TI5342LA
TAS5508

4 - 4 4 - 4
WIRING DIAGRAM (Subwoofer)
WV1
AMP PCB
POWER PCB
VPE003202-0040
VWA310019-0001
VFL901245-1200
VFL501312-1400
VFC100230-1000
VOT050002-0010