Samsung HT-C550 User manual
SERVICE
Manual
5.1CH Blu-ray Home Theater System
Refer to the service manual in the GSPN (see the rear cover) for the more information.
CONTENTS
1. Precaution
2. Product Specification
3. Disassembly & Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. PCB Diagram
7. Schematic Diagram
5.1CH Digital
Home Theater System
Model Name : HT-C550
Model Code : HT-C550/XAX
Speaker PS-C550
Front PS-FC550
Center PS-CC550
Rear PS-RC550
Subwoofer PS-WC550
HT-C550
This Service Manual is a property of Samsung Electronics
Co.,Ltd. Any unauthorized use of Manual can be punished
under applicable International and/or domestic law.
GSPN (Global Service Partner Network)
Area Web Site
North America service.samsungportal.com
Latin America latin.samsungportal.com
CIS cis.samsungportal.com
Europe europe.samsungportal.com
China china.samsungportal.com
Asia asia.samsungportal.com
Mideast & Africa mea.samsungportal.com
© Samsung Electronics Co.,Ltd. Apr. 2010
Printed in Korea
Contents
1. Precaution
1-1 Safety Precautions...........................................................................................1-1
1-2 Servicing Precautions ......................................................................................1-3
1-3 Precautions for Electrostatically Sensitive Devices (ESDs).............................1-4
2. Product Specification
2-1 Product Feature ...............................................................................................2-1
2-2 Specifications...................................................................................................2-2
2-3 Specifications Analysis.....................................................................................2-4
2-4 Accessories......................................................................................................2-7
3. Disassembly & Reassembly
3-1 Overall Disassembly & Reassembly ................................................................3-1
4. Troubleshooting
4-1 Checkpoints by Error Mode..............................................................................4-1
4-2 Measures to be taken when the Protection Circuit operates ...........................4-17
4-3 MICOM, MPEG Initialization & Update ............................................................4-18
4-4 Buyer-Region Code Setting Method ................................................................4-21
5. Exploded View & Part List
5-1 Product Exploded View....................................................................................5-1
5-2 Speaker System...............................................................................................5-3
5-3 Electrical Part List ............................................................................................5-4
6. PCB Diagram
6-1 Wiring Diagram ................................................................................................6-1
6-2 FRONT PCB Top.............................................................................................. 6-2
6-3 FRONT PCB Bottom ........................................................................................6-4
6-4 KEY PCB Top...................................................................................................6-5
6-5 KEY PCB Bottom .............................................................................................6-6
6-6 MAIN PCB Top .................................................................................................6-8
6-7 MAIN PCB Bottom ...........................................................................................6-11
6-8 SMPS PCB Top................................................................................................6-12
6-9 SMPS PCB Bottom ..........................................................................................6-13
Contents
7. Schematic Diagram
7-1 Overall Block Diagram .....................................................................................7-1
7-2 FRONT.............................................................................................................7-2
7-3 TOUCH KEY ....................................................................................................7-3
7-4 MAIN ................................................................................................................7-4
7-5 MPEG...............................................................................................................7-5
7-6 MICOM.............................................................................................................7-6
7-7 AV I/O...............................................................................................................7-7
7-8 AMP .................................................................................................................7-8
7-9 Audio AMP-1 ....................................................................................................7-9
7-10 Audio AMP-2 ....................................................................................................7-10
7-11 Audio AMP-3 ....................................................................................................7-11
7-12 SMPS...............................................................................................................7-12
Samsung Electronics 3-1
Disassembly & Reassembly
3. Disassembly & Reassembly
3-1 Overall Disassembly & Reassembly
- Be careful to follow the disassembly sequence described in the manual. Otherwise, the product
may be damaged.
- Be sure to carefully read and understand the safety instructions before performing any work as
the IC chips on the PCB are vulnerable to static electricity.
- In order to assemble reverse the order of disassembly.
No. Description Description Photo
1 1) Side 2 points and rear 3 point screws uncrew.
X
X
2 1) Screws 3point and wire seperation.
3-2 Samsung Electronics
Disassembly & Reassembly
No. Description Description Photo
3 1) Pull out the wire from cabinet-front and main.
4 1) Pull out the cabinet-front.
5 1) Pull out the wire between PCB.
Samsung Electronics 3-3
Disassembly & Reassembly
No. Description Description Photo
6 1) Uncrew the screws on the PCB.
2) Uncrew the screws on the SMPS PCB.
7 1) Uncrew the rear screws.
8 1) Disassemble complete.
ONLY DUAL SMPS
3-4 Samsung Electronics
MEMO
5-1 Samsung Electronics
Exploded View & Part List
This Document can not be used without Samsung’s authorization.
5. Exploded View & Part List
5-1 Product Exploded View
W390
F001A
AD502
F001
HH02
FD12
HH01
AL210
CB22
HDP01
MK01A
FD04
HDM01
M0014
D001A
P001A
T001
W391
W391
W391
W391
W391
W391
MF01A
CBR01
M0081
M0081
Samsung Electronics 5-2
Exploded View & Part List
This Document can not be used without Samsung’s authorization.
Part List
Loc. No. Part No. Description;Specification Qty. SNA Remark
AD502 AH64-05240B DOOR-DVD;HT-C550,ABS+PMMA,2,45,24,150,BL 1 SA
AL210 AH67-00562B LENS-VOLUME;HT-C550,PMMA,SILVER,5,2,-,- 1 SNA
CB22 AH61-03042A BRACKET-TOUCH-2;HT-C350,SECC,1,6,16,WHIT 2 SNA
CBR01 AH63-02058X COVER-BOTTOM-REAR;HT-C650W,EGI-SECC,0.6, 1 SNA
D001A AH96-00011B ASSY DECK-CKD;MAX-DG35,NEW TRAY,CABLE R 1 SA
F001 AH63-02057B COVER-FRONT;HT-C350,ABS+PMMA,6,100,500,B 1 SNA
F001A AH96-00230B ASSY COVER P-FRONT;HT-C550,KOR 1 SNA
FD04 AH64-05266B DECORATION-VOLUME;HT-C550,ABS,1,50,25,-, 1 SNA
FD12 AH63-02049B COVER-USB;HT-C550,ELASTOMER,1,15,24,-,AL 1 SA
HDM01 AH61-03038A HOLDER-MECHA.REA;HT-C350,ABS,10,20,10,BL 1 SNA
HDP01 AH61-03034A HOLDER-PCB;HT-C350,ABS,5,100,100,BLACK 1 SNA
HH01 AH61-03022A HOLDER-DOOR DN;HT-C5500,PC,2.5,130,10,BL 1 SNA
HH02 AH61-03021A HOLDER-DOOR UP;HT-C5500,PC,2.5,130,10,BL 1 SNA
M0014 AH96-00608A ASSY PCB P-MAIN;HT-C550/XAX 1 SA
M0081 6003-001375 SCREW-TAPTYPE;BH,+,-,B,M3,L8,ZPC(WHT),SW 6 SA
MF01A AH94-02471E ASSY PCB FRONT;HT-C550,FRONT K-OK ASSY 1 SA
MK01A AH94-02520A ASSY PCB KEY;HT-C550/C650 1 SNA
P001A AH94-02518A ASSY PCB SMPS;HT-C650W/C550,BRAZIL 1 SA
T001 AH63-02059A COVER-TOP;HT-C350,SECC,0.6,500,500,BLACK 1 SA
W390 6003-000276 SCREW-TAPTYPE;BH,+,-,B,M3,L10,ZPC(WHT),S 7 SA
W391 6003-000275 SCREW-TAPTYPE;BH,+,B,M3,L10,ZPC(BLK),SWR 13 SA
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