4
SC-07
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2
3
4
A
B
C
D
E
F
1
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3
4
CONTENTS
1. SERVICE PRECAUTIONS ....................................................................................................................................................6
1.1 NOTES ON SOLDERING ...............................................................................................................................................6
1.2 NOTES ON REPLACING PARTS ...................................................................................................................................6
1.3 NOTES ON ASSEMBLING .............................................................................................................................................7
2. SPECIFICATIONS .................................................................................................................................................................9
2.1 ACCESSORIES ..............................................................................................................................................................9
2.2 SPECIFICATIONS.........................................................................................................................................................10
2.3 PANEL FACILITIES .......................................................................................................................................................11
3. BASIC ITEMS FOR SERVICE.............................................................................................................................................18
3.1 CHECK POINTS AFTER SERVICING..........................................................................................................................18
3.2 PCB LOCATIONS .........................................................................................................................................................19
3.3 JIGS LIST .....................................................................................................................................................................21
4. BLOCK DIAGRAM...............................................................................................................................................................22
4.1 OVERALL WIRING DIAGRAM......................................................................................................................................22
4.2 AUDIO BLOCK DIAGRAM ............................................................................................................................................24
4.3 DSP BLOCK DIAGRAM................................................................................................................................................26
4.4 HDMI NETWORK BLOCK DIAGRAM...........................................................................................................................27
4.5 MICROCOMPUTER BLOCK DIAGRAM.......................................................................................................................28
4.6 POWER BLOCK DIAGRAM..........................................................................................................................................30
5. DIAGNOSIS.........................................................................................................................................................................32
5.1 DIAGNOSIS FLOWCHART...........................................................................................................................................32
5.2 CIRCUIT DESCRIPTION ..............................................................................................................................................66
6. SERVICE MODE .................................................................................................................................................................74
6.1 TEST MODE .................................................................................................................................................................74
7. DISASSEMBLY....................................................................................................................................................................79
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................82
8.1 HOW TO UPDATE FIRMWARE ....................................................................................................................................82
9. EXPLODED VIEWS AND PARTS LIST...............................................................................................................................88
9.1 PACKING SECTION .....................................................................................................................................................88
9.2 EXTERIOR SECTION...................................................................................................................................................90
9.3 CHASSIS SECTION .....................................................................................................................................................92
9.4 REAR PANEL SECTION...............................................................................................................................................94
9.5 FRONT PANEL SECTION ............................................................................................................................................96
10. SCHEMATIC DIAGRAM ....................................................................................................................................................98
10.1 AUDIO ASSY ..............................................................................................................................................................98
10.2 D-MOTHER ASSY (1/4) ............................................................................................................................................100
10.3 D-MOTHER ASSY (2/4) ............................................................................................................................................102
10.4 D-MOTHER ASSY (3/4) ............................................................................................................................................104
10.5 D-MOTHER ASSY (4/4) ............................................................................................................................................106
10.6 FRONT IN and V-BRIDGE ASSYS ...........................................................................................................................108
10.7 232C & CONTROL ASSY .........................................................................................................................................110
10.8 HDMI NETWORK ASSY (1/6)...................................................................................................................................112
10.9 HDMI NETWORK ASSY (2/6)...................................................................................................................................114
10.10 HDMI NETWORK ASSY (3/6).................................................................................................................................116
10.11 HDMI NETWORK ASSY (4/6).................................................................................................................................118
10.12 HDMI NETWORK ASSY (5/6).................................................................................................................................120
10.13 HDMI NETWORK ASSY (6/6).................................................................................................................................122
10.14 INTERFACE ASSY .................................................................................................................................................124
10.15 COMPONENT ASSY ..............................................................................................................................................126
10.16 COMPOSITE S ASSY ............................................................................................................................................128
10.17 FRONT BRIDGE ASSY ..........................................................................................................................................130
10.18 DISPLAY, VOL and POWER SW ASSYS ...............................................................................................................132
10.19 PRE BRIDGE, ICE BUFFER, ICE SHIELD and PRIMARY GUARD ASSYS..........................................................134
10.20 ICE INTERFACE and ZOUT ASSYS ......................................................................................................................136
10.21 ICEPOWER AMP ASSY (1/5) .................................................................................................................................138
10.22 ICEPOWER AMP ASSY (2/5) .................................................................................................................................140
10.23 ICEPOWER AMP ASSY (3/5) .................................................................................................................................142
10.24 ICEPOWER AMP ASSY (4/5) .................................................................................................................................144
10.25 ICEPOWER AMP ASSY (5/5) .................................................................................................................................146
10.26 PRIMARY ASSY .....................................................................................................................................................148
10.27 REG ASSY..............................................................................................................................................................150
10.28 ICE REG ASSY.......................................................................................................................................................152
10.29 B REG ASSY ..........................................................................................................................................................154
10.30 B DIODE, DCDC, and HDMI RECT ASSYS ...........................................................................................................156
11. PCB CONNECTION DIAGRAM ......................................................................................................................................157