Onkyo TX-8522 Service Manual page 15

A B
SCHEMATIC DIAGRAM 4
POWER SUPPLY SECTION
1
NAPS-8880
U015
2
AC_CABLE P901A
1 AC-H
2 AC-G
(D): D model: North American model 120V 60Hz
(P): P model: European model 230~240V 50Hz
(A): A model: Australian model 230~240V 50Hz
T902
D model NPT-1520JQ
P/A model NPT-1519GQ
3
4
C991
104Z
D991
1SS355
D992
5 1SS355
P991
C
F903
A model P model
D model
P910
103M/275
C912
1 4
T902
RL902
3 2
D912
1SS355
C902
104Z
R915
150(1/2W)
D901
1SS355
D902
1SS355
D903
1SS355
D904
1SS355
D905
1SS355
J907
D906
1SS355
D908
C906
1SS355 R909 D914
4.7/50
100K
UDZ5.1B
D909
1SS355
D E
U016
5A-UL/T-233(D)
2.5A-SE-EAK(P/A)
F901
5A-UL/T-237(D)
1 1
1
F902
2.5A-SE-EAK
(P/A)
1 1
Q912
KTC3199-GR
R913
1K
R914
100K
D913
1SS355
MPUGND 1
POWER 2
+10S 3
POFF 4
+12VS 5
RLGND 6
F G
POWER TRANSFORMER CAUTION
T901
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE
NPT-1543D(D)
ONLY WITH FUSE OF SAME TYPE
A V
NPT-1543P(P/A) AND RATING INDICATED.
18
17
3
ATTENTION
16
15 AFIN D'ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
D'INCENDIE, REMPLACER UNIQUEMENT
14
A V
PAR UN FUSIBLE DE MEME TYPE
13
ET CALIBRATION COMME INDIQUE.
5
12
11
7 10
9
8
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
THAT THE FUSE USED IS SLOW OPERATING TYPE
FOR CONTINUED PROTECTION AGAINST FIRE
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
E LENT. POUR UNE PROTECTION PERMANENTE,N'UTILISER
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
NOTE
.
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
. VOLTAGE
(MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL)
. ELECTROLYTIC CAPACITORS (
) ARE IN u F/WV.
. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030-3pF 330-33pF 331-330pF 333-0.033uF
.
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
.
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
TX-8522
H