Power Supply Section - Onkyo TX-SR603 Service Manual

A
SCHEMATIC DIAGRAMS-6

POWER SUPPLY SECTION

1
DD, DC-Type
F903
5A/125V
!
P902
AC OUTLET
!
120W MAX
1A MAX
PP, PA-Type
2
F903
T2.5AL250V
!
P902
!
AC OUTLET
100W MAX
GR, GQ-Type
F903
T2.5AL250V
!
3
P902
!
AC OUTLET
100W MAX
GK-Type
OUTLET
U16
PC BOARD
NAPS-8534
!
P902A
P926A
4
P925A
AC OUTLET 100W MAX
WT-Type
F903
T2.5AL250V
!
!
P902
AC OUTLET
100W MAX
5
B
!
!
P912
F901
10A/125V
!
!
P912
F902
T5AL/250V
!
!
P912
F902
T5AL/250V
!
! P912
!
F903
T2.5AL250V
F902
T5AL/250V
P926
P925
!
!
P912
F902
!
T5AL/250V
S902
VOLTAGE
SELECTOR
220V
F901
!
10A/125V
120V
DESTINATION
DD, DC
PP, PA
GR, QG, GK
WT
C
T901
T901
U15
POWER SUPPLY-1 PC BOARD
T901
D930
D931
C921
223Z
T901
T901
!
P901
AC-H
AC-G
P901A
AC IN
120V/60Hz
230-240V, 50Hz
220-230V, 50/60Hz
120V/220V, 50/60Hz
TX-SR603/603E/8360
NOTE
!
THE COMPONENTS IDENTIFIED BY MARK
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERW
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERW
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/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.
<Note>
NC=No mount of parts.
D935
R934
D934
D933
100K
Except WT type
C930 C933
J919
4.7/50
100/35
D932
WT type only
Q930
R930
100K SI-3010KF
I O
G C A
R931
C931
100K
10/50
C922
DESTINATION DESCRIPTION
T902 2200/25
DD, DC
PP, PA 2200/16
GR, QG, GK 2200/16
WT 2200/35
Refer to left diagram
for each destination.
Refer to following table about the parts displayed by mark "
T902
DESTINATION DESCRIPTION
DD, DC NPT-1520JQ
PP, PA NPT-1520GQ
GR, QG, GK
NPT-1520GQ
WT NPT-1520JQ
D
ARE CRITICAL FOR SAFETY
IS DC VOLTAGE.(NO INP
NAPS-8
Except
WT type
J922
R932
M
82K
P
C932
R933
100/16
10K
D925
!
RL901
C901
!
103M
/275VAC
".
T901
DESTINATION DESCRIPTI
DD, DC NPT-1518D
PP, PA NPT-1518P
GR, QG, GK NPT-1518G
NPT-1518D
WT