Integra DTR-7.8 Service Manual page 22

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QQ
3 7 63 1515 0
SCHEMATIC DIAGRAMS-5 (SD-5)
POWER SUPPLY SECTION
1
2
TE
L 13942296513
3
4
www
5
.
http://www.xiaoyu163.com
B
NAAF-9039
U01 AMPLIFIER PC BOARD
13 C
12
11 SR
10
9 SBR
8
7 R
6
5 L
4
3 SBL
2
1 SL
2SC1815
R6560
4.7K
2SC1815
R6550
4.7K
C6222
220/25
R6223
9 GNDDG
8 +3.3VDG
7 THERMAL_1
6 THERMAL_2
5 PROTECT
4 VOLH
3 SEC1H
2 SEC1M
1 FANCTRL
3 FAN GND
2 +12V
1
NAPS-9040
U02 POWER SUPPLY
PC BOARD
1 S1H+
2 S1H-
3 S1M+
4 S1M-
5 S1L+
x ao u163
6 S1L-
y
7 GND_AMP
i
http://www.xiaoyu163.com
2 9
8
1
2
3
1
2
3
R6563
1.2K
Q6560
Q6561
2SA950
2SC1740S
Q6701
R6562
1.8K
1
2SC1740S
2
Q6702
Q Q
3 6 7 1 3 1 5
R6553
1.2K
Q6550
Q6551
2SA950
223J
R6552
C6703
1.8K
R6702
1
10K
2
5.6K
4 4
3 3
2 2
1 1
co
.
C
9 4 2 8
LM61CIZ
NAETC-9043
Q6380
1
G V
U05
THERMAL
SENSOR
PC BOARD
JL6402A
IPRO
+
VPRO
D6701 C6701
1SS133 100/25
VOLH
D6702
1SS133
0 5 8 2 9 9 4
2SA992-E
Q6703
33K R6706
22K
R6704
D6703
MTZJ3.3B
C6704
+
1/50
R6701
22K
2SC1740S
Q6601
R6601
4.7K
1K
R6602
R6603
(1/2W)
2.2
2SC1740S
Q6611
R6611 4.7K
1K
R6612
R6613
2.2 (1/2W)
m
DTR-7.8
D
9 9
LM61C
NAETC-9042
3
U04
THERMAL
SENSOR
PC BOARD
JL6403
2 8 9 9
RL6601
1 4
2 3
RL6602
2 3
1 4
F6601
4 1
20A-UL-250V
3
2
RL6611
3
2
F6602
4 1
20A-UL-250V
RL6612
7
6
F6603
5
20A-UL-250V
4
3
F6604
2
1
20A-UL-250V