Onkyo TX-8050S Service Manual page 7

A
SCHEMATIC DIAGRAM - 3 (SD - 3)
MAIN TRANS / SUB TRANS / AC IN SECTION
1
BAPS-0727
T905
US / Japanese TYPE
NPT-1520JQ
European TYPE
NPT-1520GQ
NPLG-2P631
AC_CORD P903
1 AC-H
2 AC-G
2
T905
3
C905
104Z
D908
1SS355
D910
1SS355
E910 E909
4
B
1 4
RL901
3 2
D901
1SS355
C903 C902
+10.1V
104Z
104Z
+11.4V
D902
D903
1SS355
1SS355
D904
1SS355
D905
1SS355
D906
1SS355
D907
1SS355
D909
1SS355
+11.5V
D911
1SS355 C907
4.7/50
D912
1SS355
+11.4V
C
F901
F901A F901B
F901C F901D
R903
4.7(1/2W)
+12.3V 1.MPOWERED
2.+10VS
3.GNDDG
4.+12VD
5.POFF
+6.3V
D913
UDZS5.1B
D
T-901 (TRANS)
F901
8A 125V
US TYPE
European TYPE T4AL250V
Japanese TYPE
8A 125V
T-901(TRANSFORMER)
NPT-1604
P961
P960
1
2
1
P959
P958
P957
2
P956
P955
P954
P953 NC
P952
P951
P950
CAUTION
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE
A V ONLY WITH FUSE OF SAME TYPE
AND RATING INDICATED.
1
2
ATTENTIION
3
AFIN D'ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
4
D'INCENDIE, REMPLACER UNIQUEMENT
A V PAR UN FUSIBLE DE MEME TYPE
5
ET CALIBRATION COMME INDIQUE.
THIS SYMBOL LOCATED NEAR THE FUSE INDICATES
THAT THE FUSE USED IS SLOW OPERATING TYPE
FOR CONTINUED PROTECTION AGAINST FIRE FUSE
HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE
RATING REFER TO THE MAKING ADJACENT TO THE SYMBOL.
CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST
A LENT, E POUR UNE PROTECTION PERMANENTE,N'UTILISER
QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST
INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE.
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY.
NOTE REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE MEASURED WITH VOLTMETER ( )
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ARE IN
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
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-8030 / TX-8050
E
NPT-1604D
NPT-1604P
NPT-1604J
IS DC VOLTAGE ( NO INPUT SIGNAL