The Components Identified By Mark - Integra DTR-7.8 Service Manual

E
32 P20 P38
31 P21 P37
SEG20
9
30 P22 P36
SEG21
29 P23 +3.3VMPU
SEG22
28 P24 16G
SEG23
27 P25 15G
SEG24
26 P26 14G
SEG25
25 P27 13G
SEG26
24 -VP 12G
-VP
23 P28 11G
SEG27
22 P29 10G
SEG28
21 P30 9G
SEG29
20 P31 8G
SEG30
19 P32 7G
SEG31
18 P33 6G
SEG32
17 P34 5G
SEG33
WF63
WF62
WF61
+3.3VMPU
VOLA
VOLB
Q8
LEDSTBY
LEDREADY
LEDZ2
LEDZ3
LEDPURE
KEY0
+5VMPU
GNDDG
R7623 R7624 R7625
470 560 820
R7633 R7634 R7635
470 560 820
R7643 R7644 R7645
470 560 820
F
Q7500
HNA-16SL04T
49 32
50 31
SEG1 SEG20
49:SEG2
32:SEG19 30
51
SEG0 SEG21
52 29
VCC2 SEG22
53 28
DIG15/SEG39 SEG23
54 27
DIG14/SEG38 SEG24
55 26
DIG13/SEG37 SEG25
25
56
DIG12/SEG36 Q7501 SEG26
57 24
DIG11 -VP
58 M66005-0001AHP 23
DIG10 SEG27
59 22
DIG9 SEG28
60 MASTER 21
DIG8 SEG29
20
61
DIG7 SEG30
62 19
DIG6 SEG31
64:DIG4
63 18
DIG5 SEG32
64 17
SEG33
+3.3V
WF61
C7511
104Z
GNDDG
NADIS-9097
1 1
2 2
3 3
4 4
5
5
6 6
7 7
8 8
9 9 GNDDG
KEY0_1 10 10
JL7590A JL7590B
R7617
2.2K
R7626 R7627
1.2K
2.2K
R7636 R7637
1.2K
2.2K
R7646 R7647
1.2K
2.2K
+
NAETC-9098
P55
U35
P56
P57
P58
JL4103B
P59
1
P60
2
P61
3
P62
4
-VP
5
P63
P64
P65
P66
P67
P68
P69
NAETC-9101
U38 VOLUME PC BOARD
JL7591B
1
2
3
JL7591A
4
+3.3VMPU 1
VOLA
2
VOLB
3
GNDDG 4
U34 DISPLAY PC BOARD
+5VMPU
ZONE3
D7592
J7592
Q7592
DTC123JKA
R7611 R7612 R7613 R7614
330 560
270 470
+3.3V
8 7
3Y GND
9 6
R7618
3A 2Y
3.9K
10 5
3B 2B
11 4
4Y X4 2A
12 3
4A 1Y
13 AND 2
4B 1B
14 1
VCC 1A
Q7611
R7628 R7629
TC74VHC08F
3.9K 12K
R7638 R7639
3.9K 12K
R7648 R7649
3.9K 12K
G
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
HEADPHONE PC BOARD
GNDDG P7580
022K
HPDET 5
R7580
HP_R 4
L7580
33(1W)
L
2
HP_L 3 R
7
L7581
R7581
022K 8
33(1W)
GND
GND 1
L7582
022K
E7580
R7592
1
2
10K
3
R7593
10K
S7590
DD:STANDBY
MA:READY
+5.0V
J7593
MA:STANDBY
ZONE2
D7595
D7593
D7594
Q7594
DTC123JKA
Q7593
DTC123JKA
R7615 R7616
820
1.2K
Q7594 R7598 R7599
MA,J YES 220 1K
DD NO NO
1K
D7594 D7595
MA SEL4910D-D SLI-343URC-TE7
NO
DD SLI-343URC-TE7
J7592 J7593 J7594 J7595
NO
MA YES YES NO
DD NO NO YES YES
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 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 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.
DTR-7.8
H
HEADPHONE
MASTER
VOLUME
!
ARE CRITICAL FOR SAFETY.
IS DC VOLTAGE.(NO INPUT SIGNAL).