Table of Contents
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CONTENTS
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3 7 63 1515 0
SAFETY INFORMATION ..........................................................................................................................................................2
1. SERVICE PRECAUTIONS ....................................................................................................................................................6
A
1.1 NOTES ON SOLDERING ...............................................................................................................................................6
1.2 NOTES ON REPLACING ................................................................................................................................................6
1.3 CAUTION ........................................................................................................................................................................6
1.4 NOTES ON ASSEMBLING .............................................................................................................................................7
2. SPECIFICATIONS .................................................................................................................................................................8
2.1 SPECIFICATIONS...........................................................................................................................................................8
2.2 PANEL FACILITIES .........................................................................................................................................................9
3. BASIC ITEMS FOR SERVICE.............................................................................................................................................18
3.1 CHECK POINTS AFTER SERVICING..........................................................................................................................18
3.2 PCB LOCATIONS .........................................................................................................................................................19
3.3 JIGS LIST......................................................................................................................................................................21
B
4. BLOCK DIAGRAM...............................................................................................................................................................22
4.1 OVERALL WIRING DIAGRAM......................................................................................................................................22
4.2 BLOCK DIAGRAM FOR AUDIO BLOCK ......................................................................................................................24
4.3 BLOCK DIAGRAM FOR DIGITAL MAIN VIDEO BLOCK..............................................................................................26
4.4 BLOCK DIAGRAM FOR VIDEO BLOCK ......................................................................................................................27
4.5 BLOCK DIAGRAM FOR COMPOSITE VIDEO BLOCK................................................................................................28
4.6 BLOCK DIAGRAM FOR COMPONENT VIDEO BLOCK ..............................................................................................29
4.7 BLOCK DIAGRAM FOR POWER BLOCK(1)................................................................................................................30
4.8 BLOCK DIAGRAM FOR POWER BLOCK(2)................................................................................................................32
5. DIAGNOSIS.........................................................................................................................................................................34
5.1 DIAGNOSIS FLOWCHART...........................................................................................................................................34
5.2 CIRCUIT DESCRIPTION ..............................................................................................................................................63
C
6. SERVICE MODE .................................................................................................................................................................72
6.1 TEST MODE .................................................................................................................................................................72
7. DISASSEMBLY....................................................................................................................................................................74
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................90
8.1 HOW TO SAVE AND LOAD THE SETTINGS USING BACKUP FUNCTION WITH USB MEMORY............................90
8.2 HOW TO UPDATE FIRMWARE ....................................................................................................................................91
9. EXPLODED VIEWS AND PARTS LIST.............................................................................................................................102
9.1 PACKING SECTION....................................................................................................................................................102
9.2 EXTERIOR SECTION.................................................................................................................................................104
9.3 REAR SECTION .........................................................................................................................................................106
9.4 CHASSIS SECTION ...................................................................................................................................................108
9.5 FRONT SECTION .......................................................................................................................................................110
10. SCHEMATIC DIAGRAM ..................................................................................................................................................112
10.1 AUDIO ASSY (1/3)(GUIDE PAGE)............................................................................................................................112
10.2 AUDIO ASSY (2/3) ....................................................................................................................................................118
10.3 AUDIO ASSY (3/3) ....................................................................................................................................................120
10.4 DAC HIGH ASSY (1/2) (SC-37) ................................................................................................................................122
10.5 DAC HIGH ASSY (2/2) (SC-37) ................................................................................................................................124
10.6 DAC LOW ASSY (1/2) (SC-35, SC-1525-K) .............................................................................................................126
10.7 DAC LOW ASSY (2/2) (SC-35, SC-1525-K) .............................................................................................................128
10.8 FRONT HDMI ASSY .................................................................................................................................................130
10.9 MULTI CH IN ASSY ..................................................................................................................................................132
10.10 DIGITAL MAIN ASSY (1/10)(GUIDE PAGE) ...........................................................................................................134
10.11 DIGITAL MAIN ASSY (2/10)....................................................................................................................................140
E
10.12 DIGITAL MAIN ASSY (3/10)....................................................................................................................................142
10.13 DIGITAL MAIN ASSY (4/10)....................................................................................................................................144
10.14 DIGITAL MAIN ASSY (5/10)....................................................................................................................................146
10.15 DIGITAL MAIN ASSY (6/10)....................................................................................................................................148
10.16 DIGITAL MAIN ASSY (7/10)....................................................................................................................................150
10.17 DIGITAL MAIN ASSY (8/10)....................................................................................................................................152
10.18 DIGITAL MAIN ASSY (9/10)....................................................................................................................................154
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10.19 DIGITAL MAIN ASSY (10/10)..................................................................................................................................156
10.20 INTERFACE ASSY..................................................................................................................................................158
10.21 COMPONENT ASSY ..............................................................................................................................................160
10.22 COMPOSITE ASSY ................................................................................................................................................162
F
10.23 MIC HP ASSY .........................................................................................................................................................164
10.24 DISPLAY ASSY.......................................................................................................................................................166
10.25 ICE BUFFER ASSY ................................................................................................................................................168
10.26 ICE INTERFACE ASSY...........................................................................................................................................170
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