Pioneer VSX-405 Service Manual - Page 8
Browse online or download pdf Service Manual for Amplifier Pioneer VSX-405. Pioneer VSX-405 11 pages. Audio/video stereo receiver
Also for Pioneer VSX-405: Operating Instructions Manual (28 pages), Operating Instructions Manual (29 pages), Service Manual (37 pages)
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vsx-405, vsx-295, vsx-425
2. SCHEMATIC DIAGRAMS
2.1 OVERALL SCHEMATIC DIAGRAM
SOX,J ÍYPE O IT ILY :
NOTE FOR SCHEMATIC DIAGRAMS
{T y p e l Al
1. When ordering service parts. be sure to refer to
"PARTS
LIST of EXPLODED VIEWS" or "PCB
PARTS LIST".
2. Si nc e th6s e ¡ r,
bás aa c i rc u¡ts . s ome parts of them or l h e
v al ues of s ome c omponents may be c hanged l or i mp ro v a -
3. R EST ST OR S:
U ni r: k :k Q . M rMQ , or Q uñl es s ol her wi s e noted-
F tated power: 1/4W 1/6W , 1/8W , 1/10W unl es s orh erwi s e
notÉd.
T ol er anc e: ( F ): a 1% , ( G )r j 2% , i K) : 110% , l M]: +2A7" ot ): 5 o/ 6 ! n-
l es s otherwi s e nol €d.
4. C APACIT O RSi
U ni l : p:pF or pF unl es s ol herwi s e nored.
R al i ngs : c apac ¡ tor ( pF )/ v ohage {V} unl es s otherwi s e nol e d .
R al ed v ol tage: 50V ex c epl for el ec l rol y ¡ i c c apac i tors .
5. C OILS:
U ni l : m i ñH or | rH uñl es s ol herw i s e noted.
5. VOLT AG E AND C UR RENT :
E
: Si gnal v ol tage al r ated oul prr!.
' t - J o ¡ - v ;
0C v ol tage { V) at no i nput s i gnal unl es s otherw i se n ot e d.
Val ue i n (
| i s D C v ol tage at rated powe¡.
4 ¡ m A o r - m A :
DC c ur rent al no i nput s i gnal unl os s otherw i s e n ot e d.
7 O T H EBS:
. @ o r ¿ : A d j u s l ¡ n g p o i ñ t .
.
<
: Me¿ s uaem enl poi nt.
. T he A m ark l ound on s ome c om ponent parl s i ndi c El e s t he ¡m.
por tanc € of the s afery l ac tor of l he parl s . T her el ofe. wh en re-
pl 9c i ng, be s ure to us e parl s of i denl i c al d€s i gnati on .
8. SC} I-O O N fHE SC HEM AT IC D IAG F AM:
. SCH- O i odi c at€s l he dr¡ wi ng number of l he s c hem a l i c d i a-
9r am. (SCH s l ands for s c h€mat¡c di agram.)
Line Voltage Seleclion
Line Voltagc can be changed by the following modiffic¡tion:
l. Disconnccl rhc AC power cord.
2. Remove lhe covcr.
3, Change the com€clion ol the power uansformcr primary taps.
4, Slick a line volt¡ge labe¡ on the rear panel.
Pa¡L No.
Descriplion
A A X - 1 9 3
220V label
AAX-192
240V lab€l
AC pO',liER CORD
A D G l É 7 ( S o x.r )
a o G t 1 5 9 ( Y P W X , JI
a D 6 5 3 { H L X , r l
^ c1 1 0 / 1 2 0 - 1 2 t /2 2 0 / 2 4 0 V
! O / 6 O H ¡ l S0 X ,l )
a c? ? o - 2 3 O V
5 O /6 O H 2 I H L X J J
a C a 4 o v
5 0 l6 0 H r
( Y P W X J )
S C H - I F
OVERALL
SCHEMATIC
DIAGRAM
OVEBALL
SCHEMATIC
DIAGRAN¡
SCH.l F
a >
Z a
4 t n
Í <
T_
A POWER TRANSFORMER
vsx-425/HLXJJPWX,J : Af STtl I
vsx-405/sDx,J : ATs71!O
vsx-295/sDXJ
i : t t l
i i l l L
L':::-r-::i I
;--::;::1
i !
F