Roland VS-2480 Service Notes page 42

VS-2480
1 1 1 1 2 2 2 2 3 3 3 3 4 4 4 4 5 5 5 5 6 6 6 6
A A A A CIRCUIT DIAGRAM
JACK BOARD (4/4)
B B B B
C C C C
D D D D
C361 100P(EC)
E E E E
R361 R362 4.7k(RR)
39k(RR)
6 IC31B
-
AD13
7
5
+
UPC4570G2
A
F F F F
C371 100P(EC)
R371 R372 4.7k(RR)
G G G G
39k(RR)
2 IC31A
AD14 -
1
3
+
UPC4570G2
A
H H H H
I I I I
J J J J
C381 100P(EC)
K K K K
R381 R382 4.7k(RR)
39k(RR)
IC34B
6
AD15 -
7
5
+
UPC4570G2
L L L L A
C391 100P(EC)
M M M M
R391 R392 4.7k(RR)
39k(RR)
IC34A
2
AD16 -
1
3
+
UPC4570G2
A
N N N N
+ 15
O O O O
IC31C
-
+
P P P P
UPC4570G2
- 15
Q Q Q Q
+ 15
IC34C
R R R R -
+
UPC4570G2
S S S S - 15
T T T T
U U U U
42
7 7 7 7 8 8 8 8 9 9 9 9 10 10 10 10 11 11 11 11 12 12 12 12
R365
C364
330(RR)
47/16(PZ) C363
C362 100P(EC) 1500P(EC)
R363 R364 10k(RR)
10k(RR) R366
C365
6 IC32B 330(RR)
-
7
5
+
47/16(PZ)
UPC4570G2
A
R375
C374
330(RR)
A + 5
C406
10/6.3(TA)
47/16(PZ) C373
C372 100P(EC) 1500P(EC) C407
R401 10(RR) 0.1
R373 R374 10k(RR)
10k(RR) R376
C375
2 IC32A 330(RR)
-
C401 C402 C405
1
3 220/6.3(PZ) 10/6.3(TA) 0.1
+
47/16(PZ)
UPC4570G2
A
C403 C404
A
0.1 10/6.3(TA)
R385
C384
330(RR)
47/16(PZ) C383
C382 100P(EC) 1500P(EC)
R383 R384 10k(RR)
10k(RR) R386
C385
IC35B 330(RR)
6
-
7
5
+
47/16(PZ)
UPC4570G2
A
R395
C394
330(RR)
+ 5
A C416
10/6.3(TA)
47/16(PZ) C393
C392 100P(EC) 1500P(EC) C417
R411 10(RR) 0.1
R393 R394 10k(RR)
10k(RR) R396
C395
IC35A 330(RR)
2
-
1 C411 C412 C415
220/6.3(PZ) 10/6.3(TA) 0.1
3
+
47/16(PZ)
UPC4570G2
A
C413 C414
A
0.1 10/6.3(TA)
+ 15 + 15
C531
47/25(RA)
IC32C
-
+
A
UPC4570G2
C532
47/25(RA)
- 15 - 15
+ 15 + 15
+ 15 + 15
R605 R602
10k 330k
C533
47/25(RA) Q602
IC35C DTC114EU
-
C601
1
MUTE
4.7/35(RA)
+
A
UPC4570G2
C534
47/25(RA)
A
- 15 - 15
13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18
JK14
YKF51-5054
IN
2
4 5
IC33
5 25
AINL- AOUTL-
4 26
AINL+ AOUTL+
C611
0.1
3 27
AINR- AOUTR-
2 28
AINR+ AOUTR+
A
R403 100k(RR)
8
VA
23 14
VD SDTI
22 13
VT SDTO ADD7
12 D
SCLK
BICK
6 11
VREF LRCK LRCK
1 10
VCOM MCLK MCLK
7
AGND
24 16
DGND CCLK CCLK
15
CDTI
CDTI
9 18
P/S DFS
20 19
DEM0 PDN XRESET
21 17
DEM1 CSN/DIF CS7
AK4528VF
A A
JK11A
YKC21-3182
SMPTE
JK11B
YKC21-3182
A
IC36 + 5
D
5 25
AINL- AOUTL-
4 26 D
AINL+ AOUTL+
R620
3 27
AINR- AOUTR-
2 28
AINR+ AOUTR+ ERY43SA125VA@
8 R413 100k(RR) JK12
VA
TCS7927-26-401
23 14
VD SDTI
22 13
ADD8
VT SDTO
PS/2
12
BICK
KEYBOARD
6 11 A
VREF LRCK
1 10
VCOM MCLK
7
AGND
24 16
DGND CCLK
15
CDTI
9 18
P/S DFS
20 19
DEM0 PDN
21 17
CS8
DEM1 CSN/DIF
AK4528VF
A
A
JK13
TCS7927-26-401
PS/2
MOUSE
+ 15
D601
CRG02
D602
CRG02
Q604
2SA1588
C602
1
470/16(RA)
R603 220k
1
JK15
A
Q603
2SA1576A
MUT
R604 LGR4609-7100
47k
- 15
19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23
OUT
30
2
4 5
40
50
60 C612
+ 5
0.1 D
D
D + 5
R611 D612
120 1SS355 IC612
L1 D
PC410 R612
10k
BLM21A601S 1
5
3
L2
BLM21A601S R613
100 D
IC611A
TC74HC00AF
IC611B
R614
1
L3 220 4 3
6 2
5
BLM21A601S
9
8
IC611D + 5
TC74HC00AF 10 D
12
IC611C 11
TC74HC00AF
13
D + 5
TC74HC00AF
Q611
1
DTA114EU C613
+ 5
R630 0.1 D
220
L4
D
BLM21A601S
IC611E
TC74HC00AF
DA1 D
D + 5
DA204U
2 1
L5
D
2
BLM21A601S
1
C614 R615
D 100p 1M
D
20
30
L6 BLM21A601S
L7 BLM21A601S
C620 C621
D D
100p 100p
D D
20
30
L8 BLM21A601S
L9 BLM21A601S
C622 C623
D D
100p 100p
D D
+ 5
D
DA2
D + 5
DA204U
2 1
R621
D
L10 1M
2
4
BLM21A601S R622
3
1 100
C624 C625
100p 560p
D D D
Jun. 2001
24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28
D + 5
CN6
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
B13B-PH-K-S
D