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ORDER NO.
RRV4490
VSX-S510-K

AV RECEIVER


VSX-S510-K
VSX-S510-S
VSX-S310-K
VSX-S310-S
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model Type Power Requirement Remarks

VSX-S510-K SYXE8 AC 220 V to 230 V

VSX-S510-S SYXE8 AC 220 V to 230 V

VSX-S310-K SYXE8 AC 220 V to 230 V

VSX-S310-S SYXE8 AC 220 V to 230 V




PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2013
K-FZV OCT. 2013 Printed in Japan
1 2 3 4

SAFETY INFORMATION

A
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-
yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained
to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may
void the warranty. If you are not qualified to perform the repair of this product properly and safely, you
should not risk trying to do so and refer the repair to a qualified service technician.




B




C




D




E




F




2 VSX-S510-K
1 2 3 4
5 6 7 8

CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 4
1.1 NOTES ON SOLDERING ............................................................................................................................................... 4 A
2. SPECIFICATIONS................................................................................................................................................................. 5
2.1 ACCESSORIES .............................................................................................................................................................. 5
2.2 SPECIFICATIONS .......................................................................................................................................................... 5
3. BASIC ITEMS FOR SERVICE .............................................................................................................................................. 6
3.1 CHECK POINTS AFTER SERVICING ........................................................................................................................... 6
3.2 PCB LOCATIONS ........................................................................................................................................................... 7
3.3 JIGS LIST ....................................................................................................................................................................... 8
4. BLOCK DIAGRAM .............................................................................................................................................................. 10
4.1 OVERALL CONNECTION DIAGRAM........................................................................................................................... 10
4.2 BLOCK DIAGRAM FOR AUDIO BLOCK ...................................................................................................................... 12
4.3 BLOCK DIAGRAM FOR DMAIN ASSY (1) (VSX-S510)............................................................................................... 14
4.4 BLOCK DIAGRAM FOR DMAIN ASSY (2) (VSX-S510)............................................................................................... 16 B
4.5 BLOCK DIAGRAM FOR DMAIN ASSY (VSX-S310) .................................................................................................... 18
4.6 BLOCK DIAGRAM FOR POWER BLOCK (1) .............................................................................................................. 20
4.7 BLOCK DIAGRAM FOR POWER BLOCK (2) .............................................................................................................. 22
4.8 BLOCK DIAGRAM FOR GND BLOCK ......................................................................................................................... 24
5. DIAGNOSIS ........................................................................................................................................................................ 26
5.1 TROUBLESHOOTING.................................................................................................................................................. 26
5.2 PROTECTION CIRCUIT DESCRIPTION ..................................................................................................................... 36
6. SERVICE MODE ................................................................................................................................................................. 38
6.1 SERVICE MODE .......................................................................................................................................................... 38
7. DISASSEMBLY ................................................................................................................................................................... 42
8. EACH SETTING AND ADJUSTMENT ................................................................................................................................ 56
C
8.1 UPDATING OF THE FIRMWARE (VSX-S510) ............................................................................................................. 56
8.2 UPDATING OF THE FIRMWARE (VSX-S310) ............................................................................................................. 60
9. EXPLODED VIEWS AND PARTS LIST............................................................................................................................... 66
9.1 PACKING SECTION ..................................................................................................................................................... 66
9.2 EXTERIOR SECTION .................................................................................................................................................. 68
9.3 FRONT SECTION ........................................................................................................................................................ 70
10. SCHEMATIC DIAGRAM .................................................................................................................................................... 72
10.1 MAIN ASSY (1/3)........................................................................................................................................................ 72
10.2 MAIN ASSY (2/3)........................................................................................................................................................ 74
10.3 MAIN ASSY (3/3)........................................................................................................................................................ 76
10.4 DMAIN ASSY (1/6) (VSX-S510) ................................................................................................................................. 78
10.5 DMAIN ASSY (2/6) (VSX-S510) ................................................................................................................................. 80 D
10.6 DMAIN ASSY (3/6) (VSX-S510) ................................................................................................................................. 82
10.7 DMAIN ASSY (4/6) (VSX-S510) ................................................................................................................................. 84
10.8 DMAIN ASSY (5/6) (VSX-S510) ................................................................................................................................. 86
10.9 DMAIN ASSY (6/6) (VSX-S510) ................................................................................................................................. 88
10.10 DMAIN ASSY (1/3) (VSX-S310) ............................................................................................................................... 90
10.11 DMAIN ASSY (2/3) (VSX-S310) ............................................................................................................................... 92
10.12 DMAIN ASSY (3/3) (VSX-S310) ............................................................................................................................... 94
10.13 BT ASSY................................................................................................................................................................... 96
10.14 FHDMI ASSY............................................................................................................................................................ 98
10.15 USB ASSY and FRONT ASSY............................................................................................................................... 100
10.16 DAMP ASSY ........................................................................................................................................................... 102
10.17 POWER TRANS ASSY........................................................................................................................................... 104 E
10.18 SIDE CNT ASSY .................................................................................................................................................... 106
10.19 BRIDGE, AMP GUARD, MAIN GUARD,CABLE and CLAMP ASSYS.................................................................... 108
11. PCB CONNECTION DIAGRAM ...................................................................................................................................... 110
11.1 MAIN ASSY .............................................................................................................................................................. 110
11.2 DMAIN ASSY (VSX-S510) ....................................................................................................................................... 114
11.3 DMAIN ASSY (VSX-S310) and BT ASSY (VSX-S510) ............................................................................................ 118
11.4 FHDMI ASSY (VSX-S510) and USB ASSY (VSX-S310) ......................................................................................... 122
11.5 FRONT ASSY ........................................................................................................................................................... 124
11.6 DAMP ASSY ............................................................................................................................................................. 128
11.7 POWER TRANS ASSY............................................................................................................................................. 132
11.8 SIDE CNT ASSY and BRIDGE ASSY ...................................................................................................................... 134
F
11.9 AMP GUARD, MAIN GUARD, CABLE (VSX-S510) and CLAMP ASSYS ................................................................ 136
12. PCB PARTS LIST............................................................................................................................................................ 138


VSX-S510-K 3
5 6 7 8
1 2 3 4

1. SERVICE PRECAUTIONS
1.1 NOTES ON SOLDERING
A