Table of Contents
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CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 5
1.1 NOTES ON SOLDERING ............................................................................................................................................... 5
1.2 NOTES ON REPLACING ............................................................................................................................................... 5
1.3 CAUTION........................................................................................................................................................................ 5
1.4 NOTES ON ASSEMBLING............................................................................................................................................. 6
2. SPECIFICATIONS................................................................................................................................................................. 7
2.1 SC-65 SPECIFICATIONS ............................................................................................................................................... 7
2.2 SC-1527-K/SC-1522-K SPECIFICATIONS..................................................................................................................... 9
3. BASIC ITEMS FOR SERVICE ............................................................................................................................................ 11
3.1 CHECK POINTS AFTER SERVICING ......................................................................................................................... 11
3.2 PCB LOCATIONS ......................................................................................................................................................... 12
3.3 JIGS LIST ..................................................................................................................................................................... 14
4. BLOCK DIAGRAM .............................................................................................................................................................. 16
4.1 OVERALL WIRING DIAGRAM ..................................................................................................................................... 16
4.2 BLOCK DIAGRAM FOR AUDIO BLOCK ...................................................................................................................... 18
4.3 BLOCK DIAGRAM FOR DIGITAL MAIN VIDEO BLOCK ............................................................................................. 20
4.4 BLOCK DIAGRAM FOR DIGITAL MAIN AUDIO BLOCK ............................................................................................. 22
4.5 BLOCK DIAGRAM FOR COMPOSITE VIDEO BLOCK ............................................................................................... 24
4.6 BLOCK DIAGRAM FOR COMPONENT VIDEO BLOCK.............................................................................................. 25
4.7 BLOCK DIAGRAM FOR POWER BLOCK (1) .............................................................................................................. 26
4.8 BLOCK DIAGRAM FOR POWER BLOCK (2) .............................................................................................................. 28
5. DIAGNOSIS ........................................................................................................................................................................ 30
5.1 DIAGNOSIS FLOWCHART .......................................................................................................................................... 30
5.2 CIRCUIT DESCRIPTION.............................................................................................................................................. 39
6. SERVICE MODE ................................................................................................................................................................. 48
6.1 TEST MODE................................................................................................................................................................. 48
7. DISASSEMBLY ................................................................................................................................................................... 50
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................ 68
8.1 ADJUSTMENT REQUIRED WHEN THE UNIT IS REPAIRED OR REPLACED .......................................................... 68
8.2 HOW TO SAVE AND LOAD THE SETTING USING BACKUP FUNCTION WITH USB MEMORY.............................. 69
8.3 REGION WRITING ....................................................................................................................................................... 70
8.4 HOW TO UPDATE FIRMWARE.................................................................................................................................... 71
9. EXPLODED VIEWS AND PARTS LIST............................................................................................................................... 74
9.1 PACKING SECTION ..................................................................................................................................................... 74
9.2 EXTERIOR SECTION .................................................................................................................................................. 76
9.3 REAR SECTION........................................................................................................................................................... 78
9.4 CHASSIS SECTION ..................................................................................................................................................... 80
9.5 FRONT SECTION ........................................................................................................................................................ 82
10. SCHEMATIC DIAGRAM .................................................................................................................................................... 84
10.1 AUDIO ASSY (1/3) (GUIDE PAGE) ............................................................................................................................ 84
10.2 AUDIO ASSY (2/3)...................................................................................................................................................... 90
10.3 AUDIO ASSY (3/3)...................................................................................................................................................... 92
10.4 DAC HIGH ASSY (1/2) ............................................................................................................................................... 94
10.5 DAC HIGH ASSY (2/2) ............................................................................................................................................... 96
10.6 FRONT HDMI USB ASSY .......................................................................................................................................... 98
10.7 USB RECT ASSY ..................................................................................................................................................... 100
10.8 DIGITAL MAIN ASSY (1/11) ..................................................................................................................................... 102
10.9 DIGITAL MAIN ASSY (2/11) ..................................................................................................................................... 104
10.10 DIGITAL MAIN ASSY (3/11) ................................................................................................................................... 106
10.11 DIGITAL MAIN ASSY (4/11) ................................................................................................................................... 108
10.12 DIGITAL MAIN ASSY (5/11) ................................................................................................................................... 110
10.13 DIGITAL MAIN ASSY (6/11) ................................................................................................................................... 112
10.14 DIGITAL MAIN ASSY (7/11) ................................................................................................................................... 114
10.15 DIGITAL MAIN ASSY (8/11) ................................................................................................................................... 116
10.16 DIGITAL MAIN ASSY (9/11) ................................................................................................................................... 118
10.17 DIGITAL MAIN ASSY (10/11) ................................................................................................................................. 120
10.18 DIGITAL MAIN ASSY (11/11) ................................................................................................................................. 122
10.19 INTERFACE ASSY ................................................................................................................................................. 124
10.20 COMPONENT ASSY (1/2) ..................................................................................................................................... 126
10.21 COMPONENT ASSY (2/2) ..................................................................................................................................... 128
10.22 COMPOSITE ASSY................................................................................................................................................ 130
10.23 MIC HP ASSY......................................................................................................................................................... 132
10.24 DISPLAY ASSY (1/2) .............................................................................................................................................. 134
10.25 DISPLAY ASSY (2/2) .............................................................................................................................................. 136
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SC-65
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F
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