Onkyo A-7 Service Manual

SCHEMATIC DIAGRAM
8
be 82
C209 47P(K)
FBitn) GERD
C
rags
R217 R219
100KIG) 3.9K
aaah
Q209,021
a210 Sooo eiolor(R)
pa Q204
Q207 0208
25¢ ea Sat ERlor (BL
- 0206 0208 Q212
BABE enor iBLI
211,212
2SA7201Q)or (R)
C335 470P(K)
Ah
|
if
ey litte) Lie. [LE
_ lear G Pe. are eae “31 i |
u ° | eee 1 |
uu fe} (eo)
7 REC Cc ; ! | hot
[TAPE Pee al ere. 4
Laay @ 0 — 1 4
° FY 0 |
Oo on I i
% 6 i ft
a Te
PREC
B
43
5301
$302
Fs 2 \ age oo AR ek to MODE MUTING
~ PLAY DUBBING MONITOR i fa. STEREO 048
t OFF { am. MONO =m. -20 dB
5 TAFE ce TAPE TAPE a TAPE-2 1 | BALANCE VOLUME
<5 ae ; one
PLAY I
Beets odes shine ie eV NAUMAN ie cctee o POWER ns i te
01
NPT~608D
1.0C VOLTAGES (([_¥}) ARE MEASURED WITH VT.V.M
TO CHASSIS AT NO SIGNAL APPLIED.
2. UNLESS OTHERWISE SPECIFIED:
RESISTORS ARE IN OHMS, 25%, 1/4W.
CAPACITORS ARE IN wF, SOV.
ELECTROLYTIC CAPAC +=
a creer net TTORS (8) ARE IN pr/WV.
See
rot
[spo
aoe
HBG
A
ar
4.SYMBOL
wLOW LEAKAGE CURRENT TYPE ELETROLYTIC CAPACITOR.
4 POLYESTER FILM CAPACITOR.
*NON-INOUCTIVE POLYESTER FILM CAPACITOR.
o POLYSTYREN FILM CAPACITOR.
* @ NON-INFLAMMABL RESISTOR.
AC 120V
60Hz
THERMO
AC OUTLETS HE RM
FONIVERSAL TYRE © ie ee a
F801
110V/120V SA
$8019 220V/240V 3A
C801
0.017 250V
{mM}
AC 110V/120V
220V /260V
50/60Hz
C802
Le ei 2S et ee ee Se 2017 250V(M)_
NOTICE: FOR SOME SPECIFIC REGIONS, THIS CIRCUIT IS CHANGED FOR THE REGIONAL
VOLTAGE ONLY.
, ONE CONTROL AMPLIFIER
R319
. 33K
R317
100K
100K) Lazay] ae ame,
ma ee G, Reon
6303 R311 C407 " 196K 1
227/50 47K Paes 6 2209 Kae, " O11} |
6 TREBLE BASS
ZK) ane Reos
3.3K
F20.2v> | [2riK1 oa
6h
al 18 18
R25 HRle } 4
LIKE FSS! — 20
A | 704 —4° nats 37611) NATS-374() |
Q302 | 0304
Q301-Q304
25A841(GR) or (BL)
Qos
BSATAIPL ONG) 7 [NAMA-376a POWER AMPLIFIER
2SC1681 R327 |
(GRor (BL) 727K | NE NR
| 4
24
EIN
BS
R621 10K
aca Y
|
ae [oars
a LMS
C323 33
330P(K} ‘15M
$303 - $706
LOUDNESS SUBSONIC
oo. OFF OFF ou OFF
wh. ON ON ah ON
wo
|
i
{
i
\
\
i
\
|
j
!
1
|
$305 |
HIGH-CUT
|
|
I
t
\
|
1
1
1
i]
{
OC POWER SUPPLY i 0609.0 ‘ 06150616
er SL 57 Pengi2aloriR) D780)
i | Pag pe bLRe, 6 refi
Q601- 0604 a60 G66 — (
Hoey 25C1775A(Djor(E} yt ee ad
= Dal
sy SP OUT
0702 0 eatery Diorie1 '9003,0004
22
i
a
EY
©
gee
061,612 Apa ‘ooo4] | (Ol or
gb+z
0701-0704
ERO 03-02
or GP30G
C701~ C704
0.0 1/500 (P}
501 25C1626(O)or lY)
502 25A816 (OlorlY)
R
1, BK(2W)
Been
Q704 Baty
2SC1212AWTIC)
af
Cx
0706
2720/6.3
181885
InP} or 1001
fro rrr
em es ee ee ee es ee eee we ere cee ee ee ee ee ee es ee ee ee ee ee ee ee ee ee ee ee eae ee ww eww er ae eee
©)
LJ Led
te-J
SPEAKER -A
SPEAKER -B
PHONES

Onkyo A-7 Specifications

General

Brand	Onkyo
Model	A-7
Category	Amplifier
Language	English