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ORDER NO.
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 2006
RRV3378
T ­ ZZS MAR. 2006 Printed in Japan
SPEAKER SYSTEM
Center
Front Surround
S-ST606
XTW/WL5
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
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


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S-ST606
1. FOR PRECAUTION OF REASSEMBLY AND DISASSEMBLY
GRILLE
The grille is attached to the cabinet by its bosses applied with
adhesive.
To detach it, pry it open by inserting a flat blade screwdriver
into lower right and lower left slot.
To attach it, apply adhesive to the holes on the baffle. Then
press it to the baffle.
WOOFER
The woofer is attached to the baffle by 4 external screws.
To detach it, unfasten those screws.
To detach it, first remove the grille. Then remove the screws.
When attaching it, face its terminal upward.
TWEETER
The tweeter is attached to the baffle by 3 external screws.
To detach it, unfasten those screws.
To detach it, first remove the grille. Then remove the screws.
When attaching it, face its terminal leftward or rightward.
COSMETIC PANEL
The cosmetic panel is attached to the baffle by its bosses.
To detach it, pry it open by inserting a flat blade screwdriver
into lower slot.
To detach it, first remove the speaker stand base and grille.
Then remove the cosmetic panel.
When attaching it, fit the boss into the hole on the baffle.
SPEAKER STAND BASES
The speaker stand base is attached to the bottom of cabinet by 3
external screws.
To detach it, unfasten those screws.
Attach the speaker stand bases to the stems using the screws
provided. Once you have aligned the stem and base, secure
with the small screws at the points shown below. Note that the
speaker should face in the direction of the base of the isosceles
triangle (outlined below).
GRILLE
The grille assy is attached to the cabinet by 8 external screws.
To detach it ,unfasten those screws.
SPEAKER UNIT
The speaker unit, together with the grille assy, is attached to the
cabinet by 4 external screws.
To detach it, first remove the grille assy. Next remove the cabi-
net. Then remove the cable.
When attaching it, face its terminal toward the input terminal.
1.1
CS Assy (Front, Surround)
1.2
CS Assy (Center)
Rear
Front
Stem
(the bottom of cabinet)
Speaker Stand Base
CAUTION
In order to prevent the bosses of the grill breaking, be sure to
insert a flat blade screwdriver from just beside of its bosses.
Refer to the drawing (page 4).


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S-ST606
6-(2/2)
8
5-(2/2)
5-(1/2)
5-(1/2)
1
1
8
5-(2/2)
10
4
7
9
2
3
6-(1/2)
4
Speaker Stand Base
SMS6027
5
Protector
SHA6110
6
Protector (Middle)
SHA6111
7
Protection Sheet
SHC6051
8
Protection Sheet
SHC6052
9
Polyethylene Bag S2
SHL1417
10 Packing Case
SHG6218
NSP
Model Label (FL)
SAN6360
NSP
Model Label (FR)
SAN6361
NSP
Model Label (SL)
SAN6362
NSP
Model Label (SR)
SAN6363
NSP
Model Label (C)
SAN6364
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.
NOTES:
2. PARTS LIST
NSP
1
CS Assy (Front, Surround)
SMW6198
NSP
2
CS Assy (Center)
SMW1931
NSP
3
Accessory Set
SME6089
Speaker Wire (FL: White)
SDS1174
Speaker Wire (FR: Red)
SDS1175
Speaker Wire (SL: Blue)
SDS1176
Speaker Wire (SR: Gray)
SDS1177
Speaker Wire (C: Green)
SDS1178
NSP
Screw Set
SME6071
Screw
CYC40P250FTC
Polyethylene Bag S0
SHL1314
Non Skid Pad (for Front Speaker) SEP6014
Non Skid Pad (for Center Speaker) SEP6017
Non Skid Pad (for Sub Woofer) SEC2070
Polyethylene Bag
SHL1251
PACKING Parts List
Mark No.
Description
Part No.
Mark No.
Description
Part No.
2.1
PACKING


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S-ST606
20
25
26 (x3)
27 (x8)
17
22
21
24
16
23
(x2)
18
19
Model Label
Speaker Stand Base
( refer to 1.1 PACKING
/ No.4 )
Screw
( refer to 1.1 PACKING
/ No.3 Accessory Set )
27 (x2)
: the bosses of
the grille
CS Assy (Front, Surround) Parts List
NSP
16
Cabinet
SMM6043
17
Grille
SMG6109
NSP
Grille Cloth
SAS6068
NSP
Grille Frame
SMH6017
18
Cosmetic Plate Assy
SXB6004
NSP
Badge
SAM1507
NSP
Cosmetic Plate
SNK6131
19
Input Terminal
SKX1060
20
Fastener
SNB1073
21
Network Assy
SWN6020
NSP
22
Acoustic Absorbent
SMT6015
NSP
23
Packing
SEC6083
24
Speaker (Woofer)
K77DC55-51F
25
Speaker (Tweeter)
FK26AP32-51F
26
Screw (for Tweeter)
BYC35P160FTB
27
Screw (for Woofer, Fastener)
BYC35P120FTB
2.2
CS Assy (Front, Surround)
Mark No.
Description
Part No.


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S-ST606
CS Assy (Center) Parts List
NSP
41
Cabinet
SNK2925
42
Grille
SMG1868
NSP
43
Badge 28
SAM1506
NSP
Grille Cloth
SAS1607
NSP
Baffle
SNK2926
44
Connecting Cord
SDD1345
45
Input Terminal
SKX1096
NSP
46
Acoustic Absorbent (White)
SMT1293
NSP
47
Plastic Cap
SNK2790
48
Speaker
K77DC55-51C
49
Screw (for Input Terminal)
BPZ35P080FTC
50
Screw (for Cabinet)
BPZ35P120FTB
>PS<
46 (x2)
47
Model Label
43
50
(x8)
49
44
270
96
45
48
42
41
Mark No.
Description
Part No.
2.3
CS Assy (Center)