TX-SR703/E
SCHEMATIC DIAGRAM 7
POWER SUPPLY SECTION
U04
AC-H
AC-G
POFF1
APOWER
RLGND
+12VTRG
+10S
DGND
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.
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE
ONLY WITH FUSE OF SAME TYPE
AND RATING INDICATED.
A
V
AFIN D'ASSURER UNE PROTECTION
PERMANENTE CONTRE LES RISQUES
D'INCENDIE, REMPLACER UNIQUEMENT
PAR UN FUSIBLE DE MEME TYPE
ET CALIBRATION COMME INDIQUE.
ATTENTIION
A
V
ARE CRITICAL FOR SAFETY.
THE COMPONENTS IDENTIFIED BY MARK
REPLACE ONLY WITH PART NUMBER SPECIFIED.
ELECTROLYTIC CAPACITORS
ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
EX) 030 3pF 330 33pF 331 330pF 333 0.033uF
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS
EX
PRINTING SIDE
+
NOTE
AC-H
AC-G
NAETC-8672
NASW-8669
OUTLET_K
POWER SW
EXCEPT D & A
K ONLY
P/A
K/R
T
TYPE
D/C
DESTINATION
NAPS-8664
TO NAPS-8664
TO NAPS-8664
AC
AC220-230V~50/60Hz
AC120V~60Hz
AC230-240V~50/60Hz
AC120V/220-230V
EXCEPT T model
T MODEL
ONLY
ONLY
D,C,A
EXCEPT T
T902
EXCEPT D,C,A
CAUTION
MGK
EXCEPT
MGK
ONLY
T TYPE
ONLY
W-TYPE
240V
120V
ONLY
S2+
S2-
S4+
S4-
S3-
TO NAAF-8678 JL6952B
TO NAPS-8665 P951
TO NAPS-8665 P952
T901
S1+
S1H+
S1-
S1H-
1
2
3
4
5
TO NAPS-8664
S3+
GND
GND
GND
P902B
1
P903B
1
C910
S910
1
P905B
P904B
P912
1
2
C906
3.3/50
+
C904
100/50
+
C907
100/50
+
C905
10/50
+
C903
2200/35
+
D909
1SS133
D901
1SS133
D902
1SS133
D903
1SS133
D904
1SS133
D905
1SS133
D908
1SS133
R905
100K
R906
100K
R908
10K
R907
82K
R909 100K
D906
1SS133
D907
1SS133
D910
DZ-6.8BSC or DZ5.6BSB
C902
223J
J901
P901A
2
1
AC_CABLE
P902A
1
T902
1
2
3
4
5
6
7
8
9
Q901
SI-3010KF
1
Vc
2
Vin
3
GND
4
Vout
5
ADJ
P903A
1
J907
J906
J905
D913
1SS133
JL911A To NAPS-8665 SCH. 8
1
2
3
4
5
6
R913
1K
R914
100K
Q912
2SC1740
D912
1SS133
RL902
4
3
2
1
C912
103M/275
F903
P904A
1
P905A
1
P910
1
2
4
3
F901
1
S901
4
5
6
3
2
1
F902
1
C991
222J
D991
1SS133
D992
1SS133
P991
P912
1
3
5
7
9
U049
U046
F901 6.3A-SE-EAK <P/A/K/R/T>
10A-UL/T-233 <D/C>
F903 2.5A-SE-EAK <P/A/K/R/T>
5A-UL/T-233 <D/C>
NPT-1526D <D/C>
NPT-1526P <P/A>
NPT-1526DG <T>
NPT-1526G <K/R>
1
2
3
TO NAPS-8664
T MODEL
OTHER MODELS
NPT-1520JQ <D>
NPT-1519GQ <A/K/R/P>
NPT-1519JQ <T>
F902 6.3A-SE-EAK <T>
<D/T>
<OTHER>
Note:
T: 9 pin
Other: 4 pin
To Power
transformer
A
1
2
3
4
5
B
C
D
