DTR-6.4
SCHEMATIC DIAGRAM 1
Front panel section
J7520
P7502A
TO NAPS-7975 (SCH-5)
5.6V
AC6V
AC6V
-26V
5V
5V
RL7701
P2554
Y
C
S
U2601
P209C
TO NAVD-7953(Australia)
(SCH-6-2)
P2501C
TO NADG-7952
(SCH-2)
JL7503A
TO NADG-7952
(SCH-2)
P2553
V
L
R
VIDEO4 IN
JL7502A
JL7502B
S7638
VIDEO4
S7647
LEVEL
UP
S7646
LEVEL DOWN
S7645
OFF
S7644
PURE AUDIO
S7643
ZONE2
S7642
REC OUT
S7641
STANDBY
S7637
VIDEO3
S7636
VIDEO2
S7634
DVD
S7633
AUDIO-
SL
S7632
DISPLAY
S7631
DIMMER
PTY/TP
S7621
DIRECT
S7622
STEREO
S7623
SURRO
UND
S7624
DSP
S7625
MEMORY
S7619
FM MODE
S7618
ENTER
S7616
PRESET
UP
S7617
TUING
DOWN
S7629
TAPE
S7628
TUNER
S7615
PRESET
DOWN
S7635
VIDEO1
S7627
PHONO
S7626
CD
S7614
TUNING
UP
S7613
RETURN
S7612
MENU
S7611
AUDIO ADJUST
P2555
E7701
P7706
P7601
L7505 022M
L7701
022M
L2601
0.22M
L7703 022M
L7704
022M
P7705
HEADPHONES
R7618
12K
R7617
3.9K
R7628
12K
R7627
3.9K
R7616
2.2K
R7615
1.2K
R7646
2.2K
R7636
2.2K
R7637
3.9K
R7614
820
R7613
560
R7641
330
R7645
1.2K
R7644
820
R7643
560
R7642
470
R7631
330
R7632
470
R7633
560
R7634
820
R7635
1.2K
R7626
2.2K
R7621
330
R7625
1.2K
R7624
820
R7623
560
R7622
470
R7612
470
R7611
330
Q7701
KRC102S
OR RN1402
R7591
100K X 15
D7501
UDZ8.2B
OR UDZS8.2B
SS352 OR 1SS355
SS352 OR 1SS355
D7702 1SS352
OR 1SS355
C7502 47/50
C7705
100/6.3
C2601
100/6.3
C7611 104Z
C7535
473Z
C7534
104Z
C7506
223Z
C7505
473Z
C7504
473Z
C7503
104Z
C7501
104Z
C7533
104Z
104Z
C7701
102J
C7702
102J
C2553
104Z
C2554
104Z
C2551 471J
C2552
471J
C2602
104Z
C7703
221K
C7704
101J
R7502
220
R7501
220
R2554
75
R2553
75
R2552
330
R2551
330
R2555
75
R2601
220
GND1
GND1
HPR1
HPE
HPL1
-VP
5.6V
FAC1
FAC2
HPE
HPE
V4C
GND
V4Y
GND
V-4
V4-L
V4E
V4-R
GND
GND
HPDET
HPDET
HPR2
HPR2
HPE
HPE
HPL2
HPL2
+5V
GND
V4D
HPRLY
K0
K1
K2
K3
NADG-7964
NAETC-7961
NAVD-7963
U6
U7
U10
U9
TO NAVD-7988(USA)
(SCH-6-1)
A
1
2
3
4
5
B
C
D
