Pioneer vsxd 850 service manual
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Page 1
Pioneer
Service
Manual
RRV2458
AUDIO/VIDEO MULTI-CHANNEL RECEIVER
VSX-DBSOS
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
T Per irmn Rmark
ype VSX-DBSOS o e equ e et e s
KUXJI/CA O AC120V
o This service manual should be used together with the following manual(s):
Model No. Order No. Remarks
VSX-D81OS/KUXJI RRV2431
CONTENTS
1. CONTRAST OF MISCELLANEOUS PARTS -------- 2
2_ SCHEMATIC D'AGRAM ....................................... 5
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE, 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
©P|ONEER CORPORATION 2001
T - ZZK MAY 2001 Printed in Japan
Page 2
VSX-D85OS
1. CONTRAST OF MISCELLANEOUS PARTS
NOTES: OParts marked by "NSF" are generally unavailable because they are not in our Master Spare Parts List.
A . . .
I The /!\ markfound on some component parts indicates the Importance of the safety factor of the part.
Therefore, when replacin
g, be sure to use parts of identical designation.
0 Screws adjacent to Y mark on product are used for disassembly.
lReference Nos. indicate the pages and Nos. in the service manualfor the base model.
I When ordering resistors, first convert resistance values into codeform as shown in thefollowing examples.
Ex! When there are 2 eflective digits (any digit apartfrom 0), such as 560 ohm and 47k ohm (tolerance is shown by J=5%,
and K=10%).
560 d 56 X 10 -
47k -~ 47 X 10' a
0.5 ~ R50 --
1 - 1R0
E.Ir.2 When there are 3 effective digits (such as in high precision metalfilm resistors).
5.62k d 562x 10 - 5621 --------- ----- RN1/4PCI
l CONTRAST TABLE
VSX»D85OS/KUXJI/CA and VSX»D81OS/KUXJ| are constructed the same except for the following :
Part No.
Ret. No. Mark Symbol and Description VSX-DS1OS VSX-D85OS Remarks
/KUXJI lKUXJI/CA
PCB ASSEMBLIES
D.D & INPUT ASSY XWK3027 XWK3029
P5- 1 DD UCOM ASSY XWZ3397 XWZ3399
P5-53 D.D DSP ASSY XWZ3395 XW23396
NSP AMP&PS ASSY XWK3023 XWK3026
P5- 2 I- AMP&PRIMARY ASSY XW23380 XWZ3383
NSP COMPLEX ASSY XWK301O XWK3014
P5- 6 VIDEO&6CH IN ASSY XWZ3335 XWZ3400
P5- 7 6CH IN ASSY XWZ3350 XWZ3351
P5- 8 S. VISEO ASSY XWZ3363 XWZ3364
P5- 9 COMPONENT ASSY XWZ3366 XWZ3367
P6- 1 FRONT ASSY XWZ3345 XWZ3349
P6- 3 R. ENCODER ASSY XWZ3354 XW23355
PACKING SECTION
P3- 4 NSF Dry Cell Battery (RESP, AA) VEM-013 Not used
P3- 4 NSP Alkaline Dry Cell Battery (LRG, AA) Not used VEM1021
P3- 6 Operating Instructions (French) Not used XRC3030
P3- 7 Remote Control Unit XXD3028 XXD3031
P3-13 Packing Case XHD3147 XHD3148
EXTERIOR SECTION
P5-37 Foot Assy REC1263 Not used
P5-37 Insulator Not used PNW2766
P5-39 Rear Panel XN03077 XNC3078
FRONT PANEL SECTION
P6-18 Display Panel XAK3172 XAK3216
P6-19 Button Cover XAK3253 XAK3224
P6-21 Front Panel XMB3033 XMB3034
B Lens R4 Not used XAK3181 No. 1
Notes : oThe numbers in the remarks column correspond to the numbers on the EXPLODED VIEWS ".
o For PCB ASSEMBLIES, Refer to CONTRAST OF PCB ASSEMBLIES" and 2. SCHEMATIC DIAGRAM".