PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, 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 2003
This product does not finction properly when independent ; to avoid malfunctions, be
sure to connect it to the prescribed system component(s), otherwise damage may result
XV-DV830RRV2817
S-DV830
S-DV830SWRRV2807
S-DV830ST
DVD/CD TUNER
SPEAKER SYSTEM
POWERED SUBWOOFER
SPEAKER SYSTEM
This manual
ComponentSystem
Service ManualRemarks
XV-DV99RRV2792
S-DV99
S-DV99SWRRV2807
S-DV99ST
DVD/CD TUNER
SPEAKER SYSTEM
POWERED SUBWOOFER
SPEAKER SYSTEM
This manual
ComponentSystem
Service ManualRemarks
Surround
Front
Surround
Subwoofer
Front
Center
S-DV830
SPEAKER SYSTEM
S-DV830
S-DV99
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
For details, refer to "Important symbols for good services".
T-ZZE JULY 2003 printed in Japan
1234
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.
WARNING
B
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to
cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 – Proposition 65
NOTICE
(FOR CANADIAN MODEL ONLY)
Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement
parts must be of identical designation.
REMARQUE
(POUR MODÈLE CANADIEN SEULEMENT)
C
Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que
les pièces de remplacement doivent avoir la même désignation.
(FOR USA MODEL ONLY)
1. SAFETY PRECAUTIONS
The following check should be performed for the
continued protection of the customer and service
technician.
LEAKAGE CURRENT CHECK
Measure leakage current to a known earth ground
(water pipe, conduit, etc.) by connecting a leakage
D
E
current tester such as Simpson Model 229-2 or
equivalent between the earth ground and all exposed
metal parts of the appliance (input/output terminals,
screwheads, metal overlays, control shaft, etc.). Plug
the AC line cord of the appliance directly into a 120V
AC 60 Hz outlet and turn the AC power switch on. Any
current measured must not exceed 0.5 mA.
Reading should
not be above
0.5 mA
Earth
ground
Device
under
test
Also test with
plug reversed
(Using AC adapter
plug as required)
Test all
exposed metal
surfaces
Leakage
current
tester
AC Leakage Test
ANY MEASUREMENTS NOT WITHIN THE
LIMITS OUTLINED ABOVE ARE INDICATIVE
OF A POTENTIAL SHOCK HAZARD AND
MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER.
2. PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in the appliance
have special safety related characteristics. These are
often not evident from visual inspection nor the
protection afforded by them necessarily can be obtained
by using replacement components rated for voltage,
wattage, etc. Replacement parts which have these
special safety characteristics are identified in this
Service Manual.
Electrical components having such features are
identified by marking with a
on the parts list in this Service Manual.
The use of a substitute replacement component which
does not have the same safety characteristics as the
PIONEER recommended replacement one, shown in the
parts list in this Service Manual, may create shock, fire,
or other hazards.
Product Safety is continuously under review and new
instructions are issued from time to time. For the latest
information, always consult the current PIONEER
Service Manual. A subscription to, or additional copies
of, PIONEER Service Manual may be obtained at a
nominal charge from PIONEER.
on the schematics and
F
2
1234
S-DV830
5678
[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
A
B
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
3.4 POWER ASSY......................................................................................................................................... 20
4.3 POWER ASSY......................................................................................................................................... 30
5. PCB PARTS LIST ........................................................................................................................................... 36
7. GENERAL INFORMATION ............................................................................................................................. 39
7.2 IC ............................................................................................................................................................. 43
possible modification without notice, due
to improvements.
A
B
Ω
C
accessories
Speaker cords
10 m x 2 (for rear L-R speakers)
(SDS1118)(SDS1119)
Speaker cords
5 m x 3 (for center, front L-R speakers)
(SDS1115)(SDS1116)(SDS1117)
Non-skid pads
(center speaker) x3
(SEP1270)
D
Non-skid pads
(subwoofer) x4
(SEC1563)
E
Speaker Stands x 4
(SXG1067)
F
56
S-DV830
7
8
5
1234
2. EXPLODED VIEWS AND PARTS LIST
NOTES:
A
2.1 PACKING
B
16
C
1(2/2)
CENTER
SPEAKER
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
Screws adjacent to mark on product are used for disassembly.
For the applying amount of lubricants or glue, follow the instructions in this manual.
(In the case of no amount instructions, apply as you think it appropriate.)
13
12
14
8
12
6
7
3
9
4
10
5
11
15
(1/2)
15
(2/2)
21
1(1/2)
FRONT
SPEAKER
17
3
2
POWERED
SUBWOOFER
FAN COVER
20
D
E
F
22
19
18
6
1234
S-DV830
5678
PACKING parts List
Mark
Mark
No.DescriptionPart No.
NSP 1Speaker SystemSee Contrast table(2)
NSP 2POWERED SUBWOOFERSee Contrast table(2)
NSP 3Accessories SetSME3373
4Speaker cordSDS1115
(FRONT R/5m : Red)
5Speaker cordSDS1116
(FRONT L/5m : White)
6Speaker cord SDS1117
(CENTER/5m : Green)
7Speaker cordSDS1118
(SURROUND L/10m : Blue)
8Speaker cordSDS1119
(SUROUND R/10m : Gray)
9Non-skid pads (subwoofer)SEC1563
10 Non-skid pads (center speaker) SEP1270
No.DescriptionPart No.
11 Poly Bag S3SHL1293
NSP 12 Accessories SetSME3374
13 Poly Bag S1SHL1359
14 Speaker StandSXG1067
15 ProtectorSHA2379
16 Top ProtectorSHA2380
17 Bottom ProtectorSHA2381
18 ProtectorSHB1097
19 Protection SheetSHC1790
20 Packing CaseSee Contrast table(2)
NSP 21 Poly BagSHL1223
22 Poly Bag S6SHL1292
(2) CONTRAST TABLE
S-DV830/KUCXJI, S-DV99/MYXJI and S-DV99/NVXJI are constructed the same except for the following:
Mark No.Symbol and Description S-DV830/KUCXJI S-DV99/MYXJI S-DV99/NVXJI
S-DV830SW/KUCXJI, S-DV99SW/MYXJI and S-DV99SW/NVXJI are constructed the same except for the following:
Mark No.Symbol and Description
NSP2 Amp Ass'yAXX7156AXX7153AXX7154
NSP7 Stamped Serial LabelSME3396SME3380SME3380
S-DV830SW/
KUCXJI
S-DV99SW/
MYXJI
S-DV99SW/
NVXJI
B
C
D
E
F
56
S-DV830
7
8
9
1234
2.3 AMPLIFIER ASSY
A
24
34
35
C
29
34
34
15
19
31
33
30
34
32
31
33
34
24
25
25
24
7
31
10
24
34
34
24
25
11
S-DV830SW
37
3
6
Only
39
24
22
12
D
A
19
26
24
24
B
B
2
C
D
A
24
23
34
32
34
4
24
23
5
14
A
28
17
24
27
20
36
1
E
9
16
21
24
24
13
E
38
S-DV830SW
Only
18
F
10
1234
S-DV830
8
>
>
>
>
>
>
>
>
5678
AMPLIFIER ASSY parts List
Mark
No.DescriptionPart No.
1PRIMARY ASSYSee Contrast table(2)
2AF ASSYAWU8096
3POWER ASSYAWU8097
4TRADE 1 ASSYAWU8028
5POWER TRANSFORMER T1See Contrast table(2)
6Fuse (FU1)See Contrast table(2)
7Fuse (FU4)See Contrast table(2)
NSP 8ChassisANA7109
9Rear PanelSee Contrast table(2)
10 Hs Holder FANG7439
11 Hs Holder RANG7440
12 Cushion BAEB7290
13 CushionAEB7319
14 Card SpacerAEC7133
15 Wire SaddelAEC7297
16 Nylon RivetAEC7318
17 Fan CoverAEC7427
18 Wood BaseAMM7008
NSP 19 PCB MouldAMR1525
20 Rocking Card SpacerONK1035
Mark
No.DescriptionPart No.
23 ScrewSBA1061
24 ScrewBBZ30P080FMC
25 ScrewBBZ30P200FMC
26 ScrewBYC40P140FMC
27 ScrewPSC30P080FNI
NSP 28 AMP MODULE 6CHAXQ7242
29 6CH AMP ASSYAWM7720
30 DC Fan MotorAXM7025
31 FET BracketANG7418
32 Fan PlateANG7462
33 Heat SinkANH7166
34 ScrewBBZ30P140FMC
35 ScrewBBZ30P300FZK
NSP 36 USE ASSY• • • • •
NSP 37 Fuse CardSee Contrast table(2)
38 65 LabelSee Contrast table(2)
NSP 39 Fuse Caution LabelSee Contrast table(2)
A
B
C
NSP 21 SP LabelAAX7956
NSP 22 Serial PaperRRW-168
(2) CONTRAST TABLE
S-DV830SW/KUCXJI, S-DV99SW/MYXJI and S-DV99SW/NVXJI are constructed the same except for the following:
Mark No.Symbol and Description
1 PRIMARY ASSYAWU8003AWU8001AWU8001
5Power TransformerATS7368ATS7367ATS7367
6 Fuse (FU1 : 6.3A)REK1069Not usedNot used
6 Fuse (FU1 : T3.15A)Not usedREK1027REK1027
7 Fuse (FU4 : 6.3A)REK1069Not usedNot used
7 Fuse (FU4 : T5A)Not usedREK1029REK1029
9 Rear PanelANC8231ANC8224ANC8225
NSP37 Fuse CardAAX2374Not usedNot used
38 65 LabelARW7050Not usedNot used
NSP39 Fuse Caution LabelVRW-548Not usedNot used
S-DV830SW/
KUCXJI
S-DV99SW/
MYXJI
S-DV99SW/
NVXJI
D
E
56
S-DV830
F
7
8
11
1234
2.4 PRODUCT APPEARANCE SECTION [SPEAKER SYSTEM]
• CS ASSY (Front/Surround)
A
1
2
3
8
10
4
7
B
9
C
11
8
6
1
Punching Net Assy
2
Baffle
3
Cabinet
4
Gasketg
5
Input Terminal Board
6
Acoustic Absorbent
7
Packing
8
Network Assy
9
Speaker(Mid)
10
Speaker(Tw)
8
11
13
12
(+)
IN
(-)
14
5
Num. No.No.PARTSPARTSNum.
1
1
1
2
1
1
1
1
1
1
CIRCUIT DIAGRAM
11
Screw(M3.5 x 8)
12
Screw(M4 x 8)
13
Screw(M4 x 14)
14
Label Back
BLUE(+)
Mid Range
BLACK(-)
RED(+)
Tw
WHITE(-)
3
4
6
1
• CS ASSY (Center)
D
E
F
1
2
10
4
9
3
8
15
7
11
8
6
1
Punching Net Assy
2
Baffle
3
Cabinet
4
Gasketg
5
Input Terminal Board
6
Acoustic Absorbent
7
Packing
8
Network Assy
9
Speaker(Mid)
10
Speaker(Tw)
8
11
13
12
(+)
IN
(-)
14
5
Num. No.No.PARTSPARTSNum.
1
1
1
2
1
1
1
1
1
1
CIRCUIT DIAGRAM
11
Screw(M3.5 x 8)
12
Screw(M4 x 8)
13
Screw(M4 x 14)
14
Label Back
15
Rubber Magnet
BLUE(+)
Mid Range
BLACK(-)
RED(+)
Tw
WHITE(-)
3
4
6
1
1
12
1234
S-DV830
5678
PRODUCT APPEARANCE SECTION parts List
Mark
No.DescriptionPart No.
NSPCS ASSY (FS)SMW1769
NSPCS ASSY (C)SMW1770
For S-DV830ST
NSPStamped Model LabelSME3391
NSP....Label BackSAN3243
NSPStamped Model LabelSME3392
NSP....Label BackSAN3244
NSPStamped Model LabelSME3393
NSP....Label BackSAN3245
NSPStamped Model LabelSME3394
NSP....Label BackSAN3246
NSPStamped Model LabelSME3395
NSP....Label BackSAN3247
For S-DV99ST
NSPStamped Model LabelSME3375
NSP....Label BackSAN3232
NSPStamped Model LabelSME3376
NSP....Label BackSAN3233
NSPStamped Model LabelSME3376
NSP....Label BackSAN3234
NSPStamped Model LabelSME3377
NSP....Label BackSAN3235
NSPStamped Model LabelSME3379
NSP....Label BackSAN3236
No.DescriptionPart No.
Mark
CS ASSY (FS)
Punching Net AssySET1046
NSP....Gasket (268 x 18.5 ,t=1)SEC1705
NSP....Gasket ( 100 x 10 ,t=1)SEC1706
NSP....Punching NetSNC1196
NSPBaffleSNK2674
NSPCabinetSNK2676
NSPGasket (20 x 20 ,t=1)SEC1711
Gasket (110 x 7 ,t=1)SEC1732
Gasket (80 x 7 ,t=1)SEC1733
NSPGasket (10 x 10 ,t=1)SEC1734
Packing (34.5 x 48.5 ,t=1)SEE1084
NSPFeltSER1331
Input Terminal BoardSKX1086
Acoustic AbsorbentSMT1215
(50 x 30 ,t=15)
NSPAcoustic AbsorbentSMV2171
(90 x 10 ,t=10)
Network AssySWN1712
Speaker (MID)D87ER25-51D
Speaker (TW)FA52AP39-52D
Screw (for Input Terminal,TW) BPZ35P080FZB
Screw (for MID)BPZ40P080FZB
Screw (for BF-CB)BPZ40P140FZB
A
B
C
CS ASSY (C)
Punching Net AssySET1047
NSP....Gasket (268 x 18.5 ,t=1)SEC1705
NSP....Gasket (100 x 10 ,t=1)SEC1706
NSP....Punching NetSNC1199
NSPBaffleSNK2674
D
NSPCabinetSNK2676
NSPGasket (20 x 20 ,t=1)SEC1711
Gasket (110 x 7 ,t=1)SEC1732
Gasket (80 x 7 ,t=1)SEC1733
NSPGasket (10 x 10 ,t=1)SEC1734
Packing (34.5 x 48.5 ,t=1)SEE1084
NSPFeltSER1331
Input Terminal BoardSKX1086
Acoustic AbsorbentSMT1215
(50 x 30 ,t=15)
NSPAcoustic AbsorbentSMV2171
(90 x 10 ,t=10)
NSPRubber MagnetSYM1083
Network AssySWN1712
Speaker (MID)D87ER25-51D
Speaker (TW)FA52AP39-52D
Screw (for Input Terminal,TW) BPZ35P080FZB
Screw (for MID)BPZ40P080FZB
Screw (for BF-CB)BPZ40P140FZB
S-DV830
56
E
F
7
8
13
1234
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM AND OVERALL CONNECTION DIAGRAM
A
6CH AMP ASSY
C
B
(AWM7720)
IC3301 STK402-270
16 1618
TRADE 1
B
ASSY
(AWU8028)
C
D
E
IC3401 STK402-270
16 1618
IC3101(1/2)
UPC4570
7
1
IC3103(1/2)
BA4558F
1
IC3104(2/2)
BA4558F
7
IC3102(1/2)
BA4558F
5
6
3
2
3
2
5
6
SLP
SLN
SWP
SWN
7
IC3104(1/2)
BA4558F
FLP
3
2
FLN
CP
3
CN
2
IC3004(1/2)
BA4558F
3
2
5
6
5
6
IC3002(1/2)
BA4558F
1
1
1
IC3003(1/2)
BA4558F
7
IC3004(2/2)
BA4558F
5
7
6
IC3103(2/2)
BA4558F
IC3001 M62446AFP
17
15
11
9
6
31
33
34
36
AF ASSY
A
(AWU8096)
F
14
1234
S-DV830
5678
A
Note : When ordering service parts,
be sure to refer to
"EXPLODED VIEWS and
PARTS LIST" or "PCB
PARTS LIST".
B
POWER ASSY
D
(AWU8097)
RY3461(1/3)
RY3561(2/3)
RY3361(1/3)
D51
PRIMARY ASSY
E
(S-DV830SW: AWU8003)
(S-DV99SW: AWU8001)
C
D
RY51(2/2)
UN+8
D41
VH+VL+
VH-
D31
VL-
D11
S-DV830
56
E
F
7
8
15
1234
3.2 AF and TRADE 1 ASSY
A
(SW)
(FL)
(FL)
(SW)
(C)
(SL)
B
(C)
(SL)
(FL)
(FL)
(FL)
(FL)
(FL)
(SL)
(SL)
(SL)
(SL)
(FL)
(FL)
C
(FL)
(SL)
(SW)
(C)
(FL)
(C)
(SL)
(SW)
D
CN3052
D
(C)
(C)
(C)
(SW)
E
(SW)
(SW)
(SW)
F
(C)
: C ch AUDIO SIGNAL ROUTE
(SW)
: SW ch AUDIO SIGNAL ROUTE
16
A
(FL)
: FL ch AUDIO SIGNAL ROUTE
(SL)
: SL ch AUDIO SIGNAL ROUTE
S-DV830
1234
5678
(FL)
(SL)
(C)
(SL)
(C)
(FL)
(SL)
(SW)
(C)
(SL)
(FL)(FL)
(FL)
(SW)
AF ASSY (AWU8096)
A
(FL)
(C)
(SL)
A
B
CN3002
C
C
(SW)
(SW)
(SW)
(SW)
(SW)(SW)
CN3051
D
CN3054
D
: The power supply is shown with the marked box.
56
S-DV830
(SW)
(FL)
(SW)(SW)
(C)(C)
(SL)(SL)
TRADE 1 ASSY
B
(AWU8028)
7
(SW)
(FL)
D
To Speaker
E
CN3001
C
F
BA
17
8
1234
3.3 6CH AMP ASSY
A
CN3651
to FAN
Motor
CN3001
(FL)
2
B
(SW)
CN3705
A
C
CN3002
(C)
(SL)
Non Distortion Circuit
5
CN3704
A
D
(C)
(SW)
E
F
(FL)
(SL)
3
C
18
1234
S-DV830
5678
A
6CH AMP ASSY (AWM7720)
C
B
(SL)
(C)
C
(FL)
D
(SW)
E
: Refer to
"7.1.1 PROTECTION CIRCUIT"
: The power supply is shown with the marked box.
S-DV830
56
(FL)
: FL ch AUDIO SIGNAL ROUTE
(SL)
: SL ch AUDIO SIGNAL ROUTE
(C)
: C ch AUDIO SIGNAL ROUTE
(SW)
: SW ch AUDIO SIGNAL ROUTE
7
C
8
F
19
1234
3.4 POWER ASSY
A
B
C
24.784V
-25.513V
15.883V
38.43V
-39.21V
14.66V 12.112V
CAUTION : FOR CONTINUED PROTECTION AGAINST
RISK OF FIRE. REPLACE ONLY WITH
SAME TYPE NO. 491005 MFD, BY
LITTELFUSE INK. FOR IC3051.
(FL)(FL)(FL)
(FL)
(SL)
(C)
(C)
D
(SW)
E
(SL)
(SW)
(SW)
CN51
E
(SW)
(SW)
(C)
(SL)
F
20
D
CN3707
A
CN3703
B
S-DV830
1234
B
CN3706
5678
POWER ASSY
D
(AWU8097)
(FL)
(SL)(SL)(SL)
(FL)
: The power supply is shown with the marked box.
(FL)
: FL ch AUDIO SIGNAL ROUTE
(SL)
: SL ch AUDIO SIGNAL ROUTE
(C)
: C ch AUDIO SIGNAL ROUTE
(SW)
: SW ch AUDIO SIGNAL ROUTE
A
(FL)
B
(FL)
To Speaker
(C)(C)
C
(SW)(SW)
(SW)
1
4
(C)(C)(C)
(SW)
(SW)
: Refer to
"7.1.1 PROTECTION CIRCUIT"
D
E
• NOTE FOR FUSE REPLACEMENT
CAUTION -
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.
REPLACE WITH SAME TYPE AND RATINGS ONLY.
56
S-DV830
F
D
7
8
21
1234
3.5 PRIMARY ASSY
A
• NOTE FOR FUSE REPLACEMENT
B
CAUTION -
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.
REPLACE WITH SAME TYPE AND RATINGS ONLY.
CN11
D
C
D
11.619V
E
CN3053
D
F
E
22
1234
S-DV830
5678
PRIMARY ASSY
E
(S-DV830SW: AWU8003)
(S-DV99SW: AWU8001)
A
B
C
D
E
56
S-DV830
F
E
7
8
23
1234
1XMUTE
D
C3032
8
8
4. PCB CONNECTION DIAGRAM
4.1 AF and TRADE 1 ASSY
A
SIDE A
A
AF ASSY
D
CN3703
CN3052
GNDA
J3705
W189
XMUTE
GNDA
W167
C3037
D3006
D3004
D3005
R3040
B
C3038
R3041
GNDD
W313
F
D3003
W135
C
C3081
C3082
VA-12
W116
W338
VA+12
VP+12
W337
VP+8
D
W117
1
RYF
23
W191
GNDAC
W190
W169
R3071
VD+5
VP+8
VA+12
W140
W139
W118
W334
NE M PF2
23
W194
UNE+56
P ON/OFF
W192
W195
W193
VP+12
W170
GNDA
W138
W137
W136
W141
W339
W375
W335
FL ANDREW OUT
FR ANDREW OUT
W168
W142
VA+12
W196
W356
VP+12
W171
CN3703
VP+3
VD+5
GNDM
W198
W197
W172
C3127
W357
W143
C3126
C3006
W359
C3005
W358
DCFC
1
1
W351
C3125
C3124
FL
EVOL OUT
23
GNDF
C3121
FR
C ANDREW OUT
W119
XPROTECT
W199
W200
W174
C3108
W173
C3107
W317
C3122
EVOL OUT
SW ANDREW OUT
SR ANDREW OUT
SL ANDREW OUT
W122
W341
W340
W175
GNDA
W125
W176
VP+8
C3129
SRIN
VP+8
C3119
W342
C3011
SWIN
20.SLIN
W201
C3128
W144
W345
C3012
FRIN
CIN
GNDA
15.FLIN
23
W202
SL
EVOL OUT
VFL+5
SENSE+8
MUTEC
MUTE
1
1
CN3704
W203
W204
C3017
EVOL OUT
SW
C3118
GNDA
W343
TUNER
VD+5
VA-12
10.VP+15
W205
W145
SR
W129
XPROTECT
5.GNDREG
GNDA
C
W146
UN+8
UN+8
GNDREG
J3705
GNDA
EVOL OUT
EVOL OUT
1.GNDF
7
0
NOTE FOR PCB DIAGRAMS :
1. Part numbers in PCB diagrams match those in the schematic
diagrams.
2. A comparison between the main parts of PCB and schematic
diagrams is shown below.
Symbol In PCB
E
Diagrams
BCE
BCE
D
Symbol In Schematic
Diagrams
BCEBCE
BCE
DGGSS
BCE
DGS
F
A
24
1234
Part Name
Transistor
Transistor
with resistor
Field effect
transistor
Resistor array
3-terminal
regulator
3. The parts mounted on this PCB include all necessary parts for
several destinations.
For further information for respective destinations, be sure to
check with the schematic diagram.
REMPLACER PAR LE FUSIBLE PAR UN
MODELE INDENTIQUE EN INTENSITE
PRIMARY
110 - 120V 220 - 230V 240V
NEUTRAL
AWU8001
AWU8003
AWU8004
AWU8030
AWU8045
CAUTION
999
888
777
666
110 - 120V 220 - 230V 240V
D
1-A
8
7
AWU
555
444
333
222
111
000
E
(ANP7432-D)
AN1
EE
56
S-DV830
7
8
F
35
1234
5. PCB PARTS LIST
A
NOTES:
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
When ordering resistors, first convert resistance values into code form as shown in the following examples.
Ex.1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by J=5%,
and K=10%).
560 Ω
47k Ω
0.5 Ω
1 Ω
56 x 10
47 x 10
R50
1R0
Ex.2 When there are 3 effective digits (such as in high precision metal film resistors).
There is no information to be shown in this chapter.
AN1 AC INLET 1PXKP3042
>
F
PRIMARY ASSY [AWU8001]
E
38
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7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 PROTECTION CIRCUIT
Note: Refer to the Schematic Diagram about the actual circuit.
(The & number corresponds to the marked circuits.)
1 Protection circuit when the Speaker terminal
becomes overloaded
POWER Assy
A
Front L ch
GND FL
Q3602
D
+5V
C3605
0.1
+
R3601
4.7k
Q3603
B
6CH AMP Assy
C
VD+5
R108
27k
R5527
270k
C
(DVD/CD TUNER)
CONTROL Assy
E
to
XPROTECT
B
R3353
R3355
33k
D3601
1.8k
R3351
0.1
Q3601
D3351
2 -1 Short-circuit-detection circuit for the amplifier
power circuit (VH+[VP+15], VD+5, -12 V [VA-12])
Circuit for shutting the power off when VP+15, VD+5, or VA-12
is short-circuited to ground (GND)
VH+
(VP+15)
Q101_1/2
(Q103_1/2)
R101
(R104)
1k
B
+
C101
(C102)
1/50
VD+5
E
C
Q101_2/2
(Q103_2/2)
E2
D101
(D102)
B
B
C2
R102
(R105)
10k
R103
A
(R106)
D105
10k
(D106)
B2
C2
E2
VH–
(VA–12)
Q102_2/2
(Q104_2/2)
B2
R109
820
6CH AMP Assy
C
VD+5
R108
Q102_1/2
(Q104_1/2)
27k
C
E
to
XPROTECT
(µ-com)
* ( )means the wiring No. of VP+15 line.
• In Normal mode, as Q101 (Q103) (E2, B2, C2) and Q102
(Q104) (E2, B2, C2) are on, the voltage at Point A is about 5 V.
The voltage at Point B is therefore about the same. As Q101
(Q103) (E, C, B) is off, Q102 (Q104) (E, C, B) is also off.
A
B
In Normal mode, the speaker (6 ohms) is connected between the
FL and GND FL points. Because the voltage at Point A is higher
than that at Point B, Q3601 does not operate.
If the resistance between the FL and GND FL points becomes
1.83 ohms or less, Q3601 begins to operate, Q3602 is turned on,
Q3603 (E, C, and B)is turned on, and the level of XPROTECT
becomes MID.
→ The microcomputer detects the XPROTECT level and
shuts the power to the unit off.
(1) When VH+(VP+15) is short-circuited to GND
As the voltage at Point B becomes almost ground potential, and
Q101 (Q103) (E, C, B) then Q102 (Q104) (E, C, B) are turned on,
the level of XPROTECT becomes low.
→ The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
(2) When VH-(VA-12) is short-circuited
As the electric potential of VE at Q102 (Q104) (E2, C2, B2)
becomes the same as that at VB, Q102 (Q104) (E2, C2, B2) is
turned off. Following this, Q101 (Q103) (E2, B2, C2) is turned
off, which changes the voltage at Points A and B to a value other
than 5 V. Therefore, Q101 (Q103) (E, C, B) then Q102 (Q104) (E,
C, B) are turned on, the level of XPROTECT becomes low.
(3) When VD+5 is short-circuited
The level of the XPROTECT line becomes low. The
microcomputer detects the XPROTECT level and shuts the power
to the unit off.
2 -2 Short-circuit-detection circuit for the DVD power
Line (VP+8)
6CH AMP Assy
C
XPROTECT
TUNER
VD+5
R108
27k
DTA124EUA
VP+8
Q106
DTC124EUA
Q107
D104
1SS355
As the TUNER line is fixed to GND level, Q107 is always on. If
the level at VP+8 falls to GND level because of short-circuit, etc.,
Q106 is turned on, and the level of the XPROTECT line becomes
low.
← The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
C
D
E
56
S-DV830
F
7
8
39
1234
3 FAN detection circuit
6CH AMP Assy
C
A
to
XPROTECT
(µ-com)
B
If no fan is connected between FAN+ and FAN-, or when the fan
cannot rotate because of a foreign object caught in the blades,
current will not flow to R3657, and Q3652 and Q3651B) are turned off. Then Q3651the level of XPROTECT becomes low.
→ The microcomputer detects the XPROTECT level and shuts
When FAN+ and FAN- are short-circuited, the electric potential at
C
Point A becomes higher than GND level by the addition of the
values at D3656 and D3657. As this value is lower than that at
D3658, Q3651 (E, C, B) is turned off, Q3651 (E2, B2, C2) is
turned on, and the level of XPROTECT becomes low.
VD+5
Q3651_2/2
RN1901
R108
27k
C2
E2
C
B2
E
Q3651_1/2
RN1901
R3654
1.8k
the power to the unit off.
VPF+15
D3658
A
8.2k
R3658
2.2k
D3657
1SS355
2SD2144S
Q3652
DTA124TK
Q3654
R3656
22k
V-12F
UDZS7.5B
B
+
C3652
47/50
R3655
2/2 (E2, B2, C2) is turned on, and
R3657
33(1/4W)
D3655
1SS133
1/2 (E, C,
FAN+
FAN –
D3651-D3654
1SS133×4
5 IC81 abnormal temperature detection circuit
IC81
NJM7805FA
R111
1k
VD+5
NCP18WF104J03RB
R113
A
220
R112
1k
TH111
C
Q111
2SC4081
6CH AMP
Assy
to
XPROTECT
The voltage at Point A becomes the divided voltage of TH111
and R111//R112 (combined resistance of parallel-connected
resistors R111 and R112.) In Normal mode, the resistance at
TH111 is much higher than R111//R112, and Q111 is off. (Note
that the resistance at TH111 becomes lower as the temperature
increases.) If the solder temperature at IC81 increases abnormally,
the temperature at TH111 (thermistor) mounted closest to the land
of IC81 increases accordingly, and the resistance at TH111
decreases.
When the temperature at TH111 reaches 90-110_C (varying
according to conditions,) the voltage at Point (A) becomes high
enough to turn Q111 on, and the level of the XPROTECT line
becomes low. The microcomputer detects the XPROTECT level
and shuts the power to the unit off.
4
DC detection circuit of SP terminal
POWER Assy
D
R3357
(C, SR)
(R3457)
18k
R3358
(R3458)
18k
R3603
10k
+
C3602
100/10
Q3605
D
Front L ch
(SW, SL)
Front R ch
Q3606
B
Q3604
+5V
E
C
Q3607
• In Normal mode, both Q3605 and Q3604 are off.
(1) When positive (+) DC voltage is generated at the SP
terminal
When positive (+) DC voltage is generated at the L or R channel,
E
and VB of Q3605 becomes higher than that at the operation point,
Q3606 (E, C, B) is turned on, and the level of XPROTECT
becomes low.
→ The microcomputer detects the XPROTECT level and shuts
the power to the unit off.
(2) When negative (-) DC voltage was generated at the SP
terminal
Q3604 is turned on, and XPROTECT is activated.
C
VD+5
6CH AMP
Assy
R108
27k
XPROTECT
F
40
S-DV830
1234
5678
7.1.2 DISASSEMBLY
1. Removing the Amplifier Assy
1) The Amplifier Assy is attached to the cabinet by six external
screws 1. To detach it, pull down the subwoofer toward the
left side.
2) Then unfasten those screws 1 .
3) Then stand up the speaker again. To detach the Amplifier Assy,
first remove the connecting code. Then pull straight the Amplifier
Assy toward back and remove it.
2. Removing the Subwoofer
1) The speaker element is attached to the back board by four external
screws 2. To detach it, unfasten those screws.
2) When attaching it,face its terminal upward.
3. Removing the Cosmetic Baffle
1) The cosmetic baffie is attached to the baffle by press-fitting.
To detach it,pry it open by inserting a flat blade screwdriver
into lower side.
4. Removing the Cosmetic Duct
1) The cosmetic baffle, those screws are removed when removing the
cosmetic duct attached in cosmetic baffle with four screws.
5. Diagnosis
1) Remove the four screws 3.
2) Disconnect the two connectors 4.
3) Remove the AMP MODULE 5.
Screw 2
Amplifier Assy
A
Screw 1
Screw 1
B
Screw 2
Connecting Code
C
33
AMP MODULE 6CH
33
4
4
5
D
AF Assy
E
F
56
S-DV830
7
8
41
1234
4) Connect the two jig cables as figure below.
A
B
AMP MODULE 6CH
Jig Cable
(GGD1315)
PRIMARY Assy
AF Assy
POWER Assy
C
Diagnosis
D
E
F
42
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S-DV830
5678
7.2 IC
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
M62446AFP (AF ASSY : IC3001)
EXPAND port in E-vol IC
No. MarkPin NamePin FunctionActive
3Q2CMUTE
2Q3SPRYRC
1Q4SPRYS
Control C mute
Control relay for rear and center speaker
Control relay for front speaker
H
H
H
A
7.3 CLEANING
Before shipping out the product, be sure to clean the following positions by using the prescribed cleaning tools:
Position to be cleanedCleaning tools
FansCleaning paper : GED-008
B
C
D
56
S-DV830
E
F
7
8
43
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