Circuit Diagram (Sw Sheet,Sw Board) - Roland BR-1200CD Service Notes

Feb. 2005

CIRCUIT DIAGRAM (SW SHEET,SW BOARD)

fig.SW-SW-SC
to MAIN
BOARD
CN4
+
D 3. 3
C29 EN1A
0.1 EVE_GC1_F20_24B
CN2 VR3
EN
34FE-ST-VK-N R E F +3. 3 EVUF2KFK3B54(50kB)
+ 5
D C30 A B
1 0.1 VR4
1
2 C1 EVUF2KFK3B54(50kB)
2
3 0.1
3
4
4
5
5
6 D
6
7
7
8 LED_C 2 2
D
8
9 3X
9
10 2X L1
10
11 1X BL02RN2R1N1A
11
R E F +3. 3
12 0X
12
13
13
14
14
15 L2
15
16 BL02RN2R1N1A
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
to MAIN
BOARD
CN7
CN3
20FE-ST-VK-N
SCAN_S0 1 SCAN_S0
1
SCAN_S1 2 SCAN_S1
2
SCAN_S2
3 SCAN_S2 D1
3
SCAN_S3
4 SCAN_S3 1SS133
4
SCAN_S4
5 SCAN_S4 SW1 SW2
5
SCAN_S5 SCAN_S5 EVQ11A05R EVQ11A05R
6
6
SCAN_S6 SCAN_S6
7 1 2
7
SCAN_S7 8 SCAN_S7
8
SCAN_R0 9 SCAN_R0 TRACK1
9
SCAN_R1
10 SCAN_R1
10
SCAN_R2
11 SCAN_R2
11
SCAN_R3
12 SCAN_R3 D9
12
SCAN_R4 1SS133
13 SCAN_R4
13
SCAN_R5 SW9 SW10
14 SCAN_R5
14
SCAN_R6 15 EVQ11A05R EVQ11A05R
SCAN_R6
15
SCAN_R7 16 SCAN_R7 1 2
16
TAP SW
17
17
D+3.3V
18 TRACK9/10
18
DGND
19
19
DGND
20
20
D17
1SS133
SW17
EVQ11A05R
1 2
CLEAR
D25
1SS133
SW25
EVQ11A05R
SW34 1 2
EVQ11A05R
Guiter/Bass
1 2
TAP
D33
1SS133
SW35
C5 EVQ11A05R
0.1
1 2
LINE
D
D41
1SS133
SW43
EVQ11A05R
1 2
BASS/CHORD
D49
1SS133
SW51
EVQ11A05R
1 2
EXIT
D57
1SS133
SW59
EVQ11A05R
1 2
UNDO
42
D
EN
A B
EN1B
EVE_GC1_F20_24B
VR5
EVUF2KFK3B54(50kB)
VR6
EVUF2KFK4B54(50kB)
R E F +3. 3
2 2 C2
100/6.3(H5)
4 4 4 4
2 2 2 2
D2 D3 D4 D5 D6
1SS133 1SS133 1SS133 1SS133 1SS133
SW3 SW4 SW5 SW6 SW7
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
TRACK2 TRACK3 TRACK4 TRACK5 TRACK6 TRACK7
D10 D11 D12 D13 D14
1SS133 1SS133 1SS133 1SS133 1SS133
SW11 SW12 SW13 SW14 SW15
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
TRACK11/12 MUTE VTRACK REC PLAY STOP
D18 D19 D20 D21 D22
1SS133 1SS133 1SS133 1SS133 1SS133
SW18 SW19 SW20 SW21 SW22 SW23
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
AUTO PUNCH IN AUTO AUTO AUTO PUNCH REW
PUNCH DEL PUNCH OUT ON/OFF
D26 D27 D28 D29 D30
1SS133 1SS133 1SS133 1SS133 1SS133
SW26 SW27 SW28 SW29 SW30 SW31
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
Vocal EFFECTS TUNER REC MARKER MARKER >>
MODE >>
D34 D35 D36 D37 D38
1SS133 1SS133 1SS133 1SS133 1SS133
SW36 SW37 SW38 SW39 SW40 SW41
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
Comp EQ PAN CHO/DELAY REVERB F1
D42 D43 D44 D45 D46
1SS133 1SS133 1SS133 1SS133 1SS133
SW44 SW45 SW46 SW47 SW48 SW49
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
Mastering
DRUMS/LOOP PROGRAM THY CURSOR Left CURSOR CURSOR Right
tool kit
down
D50 D51 D52 D53 D54
1SS133 1SS133 1SS133 1SS133 1SS133
SW52 SW53 SW54 SW55 SW56 SW57
EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R EVQ11A05R
1 2 1 2 1 2 1 2 1 2 1
ENTER SPEAKER AUDIO CD DATA LOOP PHRASE CURSOR UP
MODELING WRITE/PLAY SAVE/LOAD IMPORT
D63 D64
1SS133 1SS133
SW60 SW61
EVQ11A05R EVQ11A05R
1 2 1 2
F3 EZ
COMPOSE
to ANALOG
BOARD CN3
R E F +3. 3
4 4 4 4 4 4 4
C3
2 2 2 2 2 2 2
100/6.3(H5)
+ 5
D
D7 D8
1SS133 1SS133
SW8
EVQ11A05R
2 1 2
TRACK8
D15 D16
1SS133 1SS133 Q5
3
SW16 DTC114ESATP
EVQ11A05R
2 1 2
AUDIO CD
D
WRITE/PLAY
D23 D24
1SS133 1SS133
SW24
EVQ11A05R
2 1 2
FF REPEAT
D31 D32
1SS133 1SS133
SW32
EVQ11A05R
2 1 2
+ 5
D
MARKER MARK
D39 D40
1SS133 1SS133
SW42
EVQ11A05R
2 1 2
F2
D47 D48
1SS133 1SS133
SW50
EVQ11A05R
2 1 2
Vocal tool
box
D55 D56
1SS133 1SS133
SW58
EVQ11A05R
2 1 2
UTILITY
+
D 3. 3
16 1
VDD VSS
C31
0.1 IC4
BU2090AF
D
INPUT 1 INPUT 2
VR(1M,D) VR(1M,D)
CN1
12FE-ST-VK-N
1 1 3 1 3
1
2
2
VR1A VR2A
3
3
4 EVUJDUFK315D EVUJDUFK315D
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
A
D D D D D
D D D
frame GN D
+ 5 + 5
D D
+ +
D 3. 3 D 3. 3
16 1 16 1
VDD VSS VDD VSS
D D
C32 C33
0.1 IC5 0.1 IC6
BU2090AF BU2090AF
D D
BR-1200CD
VR1B VR2B
EVUJDUFK315D EVUJDUFK315D
A A
D D D
(for EMC)
C101 0.1
D A
frame GN D
+ 5
D
+ +
D 3. 3 D 3. 3
+
D 3. 3
16 1
VDD VSS
D D
C34
0.1 IC7
BU2090AF
D
43