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HT-BD1255
Samsung HT-BD1255 Service Manual
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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.
T
roubleshooting
5.
Exploded View & Part List
6.
PCB Diagram
7.
Schematic Diagram
5.1CH Blu-ray
Home Theater System
Model Name
:
HT
-BD1255
Model Code
:
HT
-BD1255T/XAC
Speaker
PS-BD1255
Front
PS-FBD1255
Center
PS-CBD1255
Rear
PS-RBD1255
Subwoofer
PS-WBD1255
HT
-BD1255
2
Table of Contents
Table of Contents
3
1 Precaution
5
Safety Precautions
5
Servicing Precautions
7
Precautions for Electrostatically Sensitive Devices (Esds)
8
2 Product Specification
9
Product Feature
9
Specifications
10
Specifications Analysis
16
Accessories
18
3 Disassembly & Reassembly
19
Overall Disassembly & Reassembly
19
DECK Disassembly & Reassembly
22
4 Troubleshooting
27
Checkpoints by Error Mode
28
Initialization & Upgrade Methods
60
Buyer-Region Code Setting Method
64
5 Exploded View & Part List
67
Product Exploded View
68
DECK Exploded View
70
Speaker System
72
Electrical Part List
73
6. Pcb Diagram
91
6 PCB Diagram
91
Wiring Diagram
92
Wiring Diagram
92
FRONT PCB Top
93
Front Pcb Top
93
FRONT PCB Bottom
95
Front Pcb Bottom
95
KEY PCB Top
96
Key Pcb Top
96
KEY PCB Bottom
98
Key Pcb Bottom
98
AMP PCB Top
99
Amp Pcb Top
99
AMP PCB Bottom
101
Amp Pcb Bottom
101
MAIN PCB Top
103
Main Pcb Top
103
MAIN PCB Bottom
106
Main Pcb Bottom
106
SMPS PCB Top
108
Smps Pcb Top
108
SMPS PCB Bottom
109
Smps Pcb Bottom
109
7. Schematic Diagram
111
7 Schematic Diagram
111
Overall Block Diagram
112
Overall Block Diagram
112
Front
113
Key
114
Amp
115
Audio / Video (Component, Composite)
116
Audio / Video (Component, Composite)
116
Hdmi Cec / Tx (Sil9134)
117
Hdmi Cec / Tx (Sil9134)
117
Boot Strap Option
118
Boot Strap Option
118
Ebi Addr, Ebi Data
119
Ebi Addr, Ebi Data
119
Clock, Bbs
120
Clock, Bbs
120
Bcm7440 Power
121
Bcm7440 Power
121
Ddr2 Bank0, Bank1
122
Ddr2 Bank0, Bank1
122
System Micom / Tuner / Src / Wireless
123
System Micom / Tuner / Src / Wireless
123
External in & Audio Flow
124
External In & Audio Flow
124
Ethernet, S-ATA, USB
125
Ethernet, S-ATA, USB
125
Gpio / Ipod / Bt
126
Gpio / Ipod / Bt
126
NAND, Flexonenand
127
Nand, Flexonenand
127
Main Power
128
Main Power
128
Dsp Sdram / Flash
129
Dsp Sdram / Flash
129
Bcm7620 (F/E)
130
Bcm7620 (F/E)
130
Smps (110V)
131
Smps (110V)
131
Smps (220V)
132
Smps (220V)
132
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Samsung HT-BD1255 Specifications
General
Brand
Samsung
Model
HT-BD1255
Category
Home Theater System
Language
English
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