Table Of Contents - Pioneer VSX-1018AH-K Service Manual

Audio/video multi-channel receiver
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CONTENTS
SAFETY INFORMATION ..........................................................................................................................................................2
1. SERVICE PRECAUTIONS ....................................................................................................................................................6
2. SPECIFICATIONS .................................................................................................................................................................7
A
2.1 ACCESSORIES ..............................................................................................................................................................7
2.2 SPECIFICATIONS...........................................................................................................................................................8
2.3 PANEL FACILITIES .........................................................................................................................................................9
3. BASIC ITEMS FOR SERVICE.............................................................................................................................................14
3.1 CHECK POINTS AFTER SERVICING..........................................................................................................................14
3.2 PCB LOCATIONS .........................................................................................................................................................15
3.3 JIGS LIST .....................................................................................................................................................................17
4. BLOCK DIAGRAM...............................................................................................................................................................18
4.1 OVERALL WIRING DIAGRAM......................................................................................................................................18
4.2 BLOCK DIAGRAM FOR AUDIO BLOCK ......................................................................................................................20
4.3 BLOCK DIAGRAM FOR VIDEO BLOCK ......................................................................................................................21
B
4.4 BLOCK DIAGRAM FOR HDMI FOR VSX-LX51 ...........................................................................................................23
4.5 BLOCK DIAGRAM FOR HDMI FOR VSX-1018AH ......................................................................................................24
4.6 BLOCK DIAGRAM FOR USB BLOCK ..........................................................................................................................25
4.7 BLOCK DIAGRAM FOR U-COM ..................................................................................................................................26
4.8 BLOCK DIAGRAM FOR POWER SUPPLY BLOCK .....................................................................................................27
5. DIAGNOSIS.........................................................................................................................................................................28
5.1 DIAGNOSIS FLOWCHART...........................................................................................................................................28
5.2 CIRCUIT DESCRIPTION ..............................................................................................................................................61
6. SERVICE MODE .................................................................................................................................................................64
6.1 TEST MODE .................................................................................................................................................................64
7. DISASSEMBLY....................................................................................................................................................................67
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................71
C
8.1 HOW TO UPDATE FIRMWARE ....................................................................................................................................71
9. EXPLODED VIEWS AND PARTS LIST...............................................................................................................................76
9.1 PACKING SECTION .....................................................................................................................................................76
9.2 EXTERIOR SECTION...................................................................................................................................................78
9.3 CHASSIS SECTION .....................................................................................................................................................80
9.4 POWER AMP SECTION...............................................................................................................................................82
9.5 FRONT PANEL SECTION ............................................................................................................................................84
10. SCHEMATIC DIAGRAM ....................................................................................................................................................86
10.1 AUDIO IN ASSY (1/2) .................................................................................................................................................86
10.2 AUDIO IN ASSY (2/2) .................................................................................................................................................88
10.3 MAIN ASSY (1/4) ........................................................................................................................................................90
10.4 MAIN ASSY (2/4) ........................................................................................................................................................92
D
10.5 MAIN ASSY (3/4) ........................................................................................................................................................94
10.6 MAIN ASSY (4/4) ........................................................................................................................................................96
10.7 DSP & USB ASSY (1/5) ..............................................................................................................................................98
10.8 DSP & USB ASSY (2/5) ............................................................................................................................................100
10.9 DSP & USB ASSY (3/5) ............................................................................................................................................102
10.10 DSP & USB ASSY (4/5) ..........................................................................................................................................104
10.11 DSP & USB ASSY (5/5) ..........................................................................................................................................106
10.12 FRONT IN ASSY.....................................................................................................................................................108
10.13 INTERFACE ASSY .................................................................................................................................................110
10.14 HDMI & DVC ASSY (1/2) (VSX-LX51) ....................................................................................................................112
10.15 HDMI & DVC ASSY (2/2) (VSX-LX51) ....................................................................................................................114
10.16 HDMI ASSY (VSX-1018AH)....................................................................................................................................116
E
10.18 POSI1, POSI2 and POSI3 ASSYS .........................................................................................................................119
10.19 DISPLAY ASSY.......................................................................................................................................................120
10.20 MULTI JOG, POWER SW, DIODE, HEADPHONE, PRIMARY and DC/DC ASSYS...............................................122
10.21 POWER AMP ASSY (1/2).......................................................................................................................................124
10.22 POWER AMP ASSY (2/2).......................................................................................................................................126
10.23 PRE-STAGE AMP ASSY ........................................................................................................................................128
10.24 REGULATOR ASSY................................................................................................................................................130
11. PCB CONNECTION DIAGRAM ......................................................................................................................................133
11.1 AUDIO IN ASSY........................................................................................................................................................134
11.2 MAIN ASSY ..............................................................................................................................................................138
F
11.3 DSP & USB ASSY ....................................................................................................................................................142
11.4 FRONT IN ASSY.......................................................................................................................................................144
11.5 INTERFACE ASSY ...................................................................................................................................................146
11.6 HDMI & DVC ASSY (VSX-LX51) ..............................................................................................................................148
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VSX-LX51
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