Roland BOSS BR-1180CD, Заметки по обслуживанию

Страница: 25 / 35

MAY.2002 BR-1180
CIRCUIT DIAGRAM(MAIN 3/4)
fig.main3-c
phantom power supply
47.4V
10dB
fc=23k
(1.8Vpp)
40mA/0.35W
CODEC
TO ANALOG BOARD
CN104
R
L
H:ON/L:OF F
HEADPHONE
R
H:OFF/L:ON H:OFF/L:ON H:OFF/L:ON H:OFF/L:ON H :OFF/L:ON
H:OFF/L:ON
H:OFF/L:ON
H:ON/L:OFF
A
A A
A A
A
+
A A
A
A
A
A
A
D
A A
+
A A
A
A A
+
A
+
A
A
A
+
+
+
+
+
+
A A
+
A A A A A
A A A
+
A
+
A
A
+
+
A
+
+
+
+
A
+
+
+
+
A A
A
A
A D D A
D
D A
+
A
+
A
A
+
+
+
+ +
A
A
+
A
+
IC9
NJM2374AM
CS
1
ES
2
CT
3
GND
4
VIN-
5
VCC
6
IPK
7
CD
8
R39
150
L5
LQH4N151K0 4
L4
ELL6SH2R7M(2.7uH ) D1
1SS352
1 2
R37
3.9k
R40
33k
R42
1k
C44
33/50
C45
100/50
R36 100
C43
100/16
R38
100k
R41
100k
R43
47k
R5 10k
C26
10/16
C18
10/16
R11
33k
R15 10k
C25
47/16
R18
2.2k
C23 10p
C12 10p
C17
47/16
R20
33k
R23
100k
R7
100k
R46
10k
R45 10k
R63
22k
R44 18k
R48
22k
R64 10k
R47
5.6k
R61
10k
C59
82p
C49 22/16
C46 22/16
R58 18k
R60 10k
R62
5.6k
C51
82p
C8
0.1
IC5
AK4552VT
RIN
1
LIN
2
VSS
3
VA
4
VD
5
DEMO
6
DEM1
7
SDTO
8
SDTI
9
LRCK
10
MCLK
11
BCLK
12
PDN
13
VCOM
14
LOUT
15
ROUT
16
R4
10
C21
1/50
C6
10/16
R79
4.7k
R74
4.7k
C73
10/16
R17
4.7k
R21
4.7k
C27
10/16
IC1
UPC29L33T
IN
3
GND
2
OUT
1
C4
0.1
R1
10k
R2
10k
C5
10/16
C2
10/16
Q7
2SA1586GR
1
3
2
R24
100k
R92
100k
C79
10/16
R6
100k
R77
100k
C91
0.1 C90
0.1
Q8
DTC114EUA
1
2
3
Q2
DTC114EU
A
1
2
3
Q3
DTC114EUA
1
2
3
Q4
DTC114EUA
1
2
3
Q5
DTC114EUA
1
2
3
Q6
DTC114EUA
1
2
3
C41
0.1
C42
0.1
C40
10/16
C89
10/16
Q12
DTC114EU
A
1
2
3
+
-
IC8B
M5218AFP
6
5
7
IC2B
TC4066BFT
4 3
5
+
-
IC7A
M5218AFP
2
3
1
+
-
IC7B
M5218AFP
6
5
7
+
-
IC3A
NJM2100M
2
3
1
+
-
IC3C
NJM2100M
8
4
+
-
IC3B
NJM2100M
6
5
7
R49 10k
+
-
IC8A
M5218AFP
2
3
1
IC13C
TC4066BFT
8 9
6
IC13A
TC4066BFT
1 2
13
IC13B
TC4066BFT
4 3
5
IC6A
TC4066BFT
1 2
13
IC2A
TC4066BFT
1 2
13
IC2C
TC4066BFT
8 9
6
IC2D
TC4066BFT
11 10
12
C64
0.0012
C50
330p
R31
100k
C3
0.1
Q14
DTC114EUA
1
2
3
R96
100k
R35
100k
C288
47/16
R84
100k
R101
100k
IC13D
TC4066BFT
11 10
12
IC6D
TC4066BFT
11 10
12
IC6B
TC4066BFT
4 3
5
IC6C
TC4066BFT
8 9
6
IC46 TC7S66F
1 2
4 5 3
R262
100k
R263
100k
R264
100k
R265
100k
C83
NIU
JK7
LGR4609-7000
1
2
3
4
R81
47
L11
N1608Z601
R94
47
L10
N1608Z601
C80
NIU
Q11
RN1441 1
2
3
Q13
RN1441 1
2
3
C309
NIU C308
0.1
C307
NIU
GUITAR
MIC
LINE IN L
LINE OUT L
GND
GND
GND
LINE IN R
GND
GND
LINE OUT R
+9V
+9V
PHONE R
PHONE L
MUTE
+48V
+48V
CN113
18FE-BT-VK-N
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
+
-
IC8C
M5218AFP
8
4
C9
10/16
IC6E
TC4066BFT
14
7
IC2E
TC4066BFT
14
7
C289
0.1
C1
0.1
L49
N1608Z601
C7
0.1
IC13E
TC4066BFT
14
7
+
-
IC7C
M5218AFP
8
4
C20
0.1
R89
100k
R32
100k
C54
0.0012
R33
100k R34
100k
D58
1SS352
1
2
R152
10k
C310
10/16 Q38
DTA143EKA
2
3
1
R276
NIU
Q34
DTC114EUA
1
2
3
CODEC_LRCK
CODEC_MCK
CODEC_BCK
CODEC_RESET#
CODEC_AD
CODEC_DA
phantom on/off
M-SEL-A# M-SEL- B # G-SEL-B# G-SEL-A# AF_AD#
L-SEL#
SUBMIX_SEL#
MUTE
28 29