Pioneer M-790 Instrukcja serwisowa - Strona 9
Przeglądaj online lub pobierz pdf Instrukcja serwisowa dla Wzmacniacz Pioneer M-790. Pioneer M-790 25 stron. Stereo power amplifier

4
M-790
3.2 AF, REGURATOR, H.P., LED, SP, POWER SW, SECONDARY AND PRIMARY ASSEMBLIES
|
SIGNAL
ROUTE
=
-AUDIO
SIGNAL
(FRONT)
[POWER
SW
|
ASSY
| (RWZ3691)
P156
—
eB oscacas, |
accios4
swiS4
Aaso-sss
|p455
H
RDX1014
————
SS
tetra
i
i63. YT
Qo
ay
ee
ea
eae al aia
on
®
Flameproof
type
(RD1/4PMF)
@
Flameproof
Quick
Open
Type
(RFA1/4PS)
CAPACITORS
Indicated
in
capacity
(uF) /vol
tage (V)
M
CQMA
(film
type)
DIODES
Unless
otherwise
specifid
AGAINST
RISK
OF
FIRE,
REPLACE
ONLY
WITH
SAME
TYPE
ANO
RATINGS
ONLY.
|
1086
nee
A A1S2
AKFI1E
KN104
NF 1084
CSA
AC125)
ORD
Cc
NEUTRAL] (4scH-1)
ADK7039
2
[> :AUDIO
SIGNAL (REAR)
diodes
shall
be HSS104-02
RY151 RELAY
for AC OUTPUT
; i
aA,
CONTROL
We
oO
CAUTION: FOR CONTINUED
PROTECTION
B49
2 Ma zaw
AGAINST
RISK
OF
FIRE,
AF
ASSY
(RWZ
3686)
Oo
KN1S1
REPLACE
WITH
SAME
TYPE
Ne
ges
NO.
1CP-NSO,
MFD
BY
ROHM
CoO., LTD.FOR
1€151-1C154.
eee)
CER
8
a ee
|
|
SP-L-A+B
OUT
PETA ET] eee
|
a eK ww
AC +10V (OC)
| ASSY
SP-L-A+B
OUT
Mca
4h
4
ovo7$
|
(RWZ 3692)
SP-L_
IN
174
A106
cuz
]
SP-L
IN
188
10480
0106 §
SP-L-A
OUT
var seivioc] |
OUT
ACH124 9.
OsSB20F
Aco
|
|
stain.
L
)
:
GND
a
{
a
GND
\
)
GND
an
d
©}
7.5
[|
Be
i]
|
>
piozA
|
®
D3SBA20 (8)
_
a
-B1
aX |
,
-B1
IZn |
3
er
a,
lew |
75A11-300-2651
ike |
0)
arma
|| | | | |
®
R206
270
| ah
I
'
o1o3 A
ER TRANSFORMER
!
ii0
02SBA20
(8)
7!
RITI307
4
:
Si
i—
aii
a
a
A a
SP-R-A
OUT
|®
SP-R-A
GND
|©
mer
ists
=85 -22v (0c)
SP-R-B
GND
|©
CONTROL
A
|
SP-R-B
OUT
|@
16101
|
a
49
R129
NyM7 0M 6FA [+5 ev]
|
SP-L-A
OUT
1@
POWER-OFF
_0.5V
aw
c2
|
(9423S
=— 5 -S= 7
-L-A
cia
CN103
aes
See
:
2541046
1750
Pca 009
anT) 009
po--------
-- ==
=
a
©
GND
|
@f210 eae ¢205
SP-L-B
OUT
©
UNREG-—
ao
|
(aaee
HEE) | ates
!
I
I
asansis
@}
M.t+12Vv
{
5P202
AKE10121
P
©
Rie
REARAL
OUT,
I
cni02
|
=
DIESE REO-zEST
|
{
REAR/L
GND
Meri 022
AKT1022
|
|
REARZR
GNDIO
REAR
GNO
©
RI0
|
I
!
mean /n OUrlp
near oxo for
|
ape Toh
eae
ou
|
REAR
OUT
OS
TAIZ
A112 pss
|
Saas
REAR
ouT
|
tH
| SUPPLY CONTROL
|
I
7
CENTER SP OUT
CENTER
GND
Cm
(ar)
al
etal
|
ea
conta
CENTER GND |@
ed
aioe 33K
|
sp203
|
CENTER
OUT
O77
|
l
|
AKE1032 |
ere
dh
CENTER
OUT
|@
R109
6BK
|
I
I
i]
iwaw
J102
|
25c2458
+-——
[|
,
|
|
valstora
|
I
|
DTSA08=150-2657
|
LH
|
|
(C303 &
|
!
t
N
f
:
!
|
|
j SP
ASSY
(RWZ3690)
|
|
REGURATOR
ASSY
b—-————-—-———---— =
L__—------~—
88668000
00000006000O-----
0090000 0000){0000506660+----4060606000|--------------- |
|
(RWZ3687)
\
CN104
>
kK,
_AKP7001
CNTO
KP250NA10
CN106
KP2S0NA9
CN107
KPES
Q106, Q109'M.+12V
POWER
Me
eres
ta
es ee
|
Ne
N>OZOTOS>2X2AF>EDA
ia)
Zz
SUPPLY
CONTROL
SOON
Oe =o
ZAN08
8A585
oe
ea
oa)
SOZINSE OE
APRLSERE
<fC€¢
-G6 -GLO--
Gz-d60
676
Lrao°e
6°
a
560
-aetG6i-4
:
mM oe
tte
wl
o e
we -stit+
VU
nut!
+31
n+e
uwtitju+Orr
se:
cog
mut
emery,
ast
wn
>
vlan
;
>uL>
rT
O¢g2
YG
w
fe
Ww
2
,
TO
TUNER
CONTROL
AMP
TO FRONT
ASSY
TO REAR
ASSY
TO REAR
ASSY
(CX-790,
CX-770S)
CN7502
(@SCH-3)
CN7102
(> SCH—-4)
J7101
(@®SCH-4)
AF ASSY, REGURATOR ASSY, H.P.ASSY,
LED ASSY, SP ASSY, POWER SW ASSY,
SECONDARY ASSY, PRIMARY ASSY
AF ASSY, REGURATOR ASSY, H.P.ASSY,
LED ASSY, SP ASSY, POWER SW ASSY,
SECONDARY ASSY, PRIMARY ASSY
SCH-2
SCH-2
11
N
=