Circuit Diagram (Jack B. 3/5) - Roland BK-5 Service Notes

Jan. 2012

CIRCUIT DIAGRAM (JACK B. 3/5)

JK4
HEC0470-01-640
2
1
3
IC12
+5VD UPC29L33T-E1-AZ
3 1
IN OUT
C178
100nF
C179
100nF
A
ADPV
R200 2,2 ohm
R201 2,2 ohm
R202 2,2 ohm
8
CD
R206 2,2 ohm
R207 NIU 7
SI
6
V+
C200
4
GND
100uF
IC14
NJM2374AM(TE1)
A
ADPV L21
IC15
CDRH4D28NP-6R8NC-R
PQ1CZ41H2ZPH
1
VIN
5
ON/OFF
C215
100uF
C217
100nF
56
SW1A
PWL-2P2T-6SBPA
3
1 2
VADP
C165 NIU
SW1B
PWL-2P2T-6SBPA D9
FL1 D1FM3-5053
6
SC-03-10G
4 5
1 4
C172 C173 C174 C175 D10
2 3 UDZS TE-17 15B
100nF 100nF NIU NIU
R164
10K
R171
10K
D12
DA2J10100L
A +3V3 R175 D+3.3
NIU
C180 R176
100uF NIU
ADPV
R178
NIU R177 2,2ohm
2 3
Q19
2SC2873-Y
R190 1K D15 KDZ TR 13B
R196 0
C186
2
100nF Q21
2SA1037AKT146R(PB FREE)
C190 2
10uF
C189
100nF
Q22 R198
DTC343TKT146 100K
C195 NIU R199 220 ohm
C196
100nF
R203
A A
NIU
1
CS
D16
R204 0 RB051L-40 TE25(PB FREE) R205 0
2
ES
R209 2K7 R210 0
5
IN+
C199
L18
SBC3-331-551 R208 C201 NIU
3
CT
22K
C202 C203 470u
220pF NIU
A A A A
C213 NIU
L22 R212 R213
CR75NP-220KC-R 1,5Kohm 100ohm
D+3.3
2
VOUT
4
OADJ
C218
150u C221
470u
R216
1Kohm
D17
RB051L-40 TE25(PB FREE)
DGND1
D8
DA2J10100L
R147 150
R148 NIU
R149 NIU
R150 NIU
3 5
S3 D1
2 6
S2 D2
1 7
S1 D3
8
D4
G1 G1
R152
68K
C166 R151 Q12
220K
TPC8125,LQ
1nF
2
C171
10nF
R153
10K
D11 R156
R154 R155 150K
DA2J10100L
10K 150K
R165 R166 Q14 R157
10K 10K 2SC2412 150K
2 R167 R168
150K
NIU
2 Q16
Q15 2SC2412
2
2SC2412 C176
1uF
2
2 R172 R173
68K 68K
C181
100nF
A +3V3 C183
C182 100nF TP27 10uF
D
EXRST
CN4
A A
D
TP26
28
D+3.3
27
26
AIN_R
25
AIN_L
24
23 R179
AOUT_R
10K
22
AOUT_L
21
TP28
20
R181 22 BL-PWM
19
+Vcc R183 22
18
17 R185 22
TO 16 R187 22
15 R191 22
S-BOARD 14 R189 22
R192 22
13
(CN5) R193 22 ERP_CTRL
12
11
D+3.3
10
9
EXRST
C187 8
100uF 7
C191 100nF +5VD
6
5
4
3
2
1 C193 100nF
TP29
28FMN-BMTTN-A-TF
D
A
C194
100uF
CN6
12FMN-BMTTN-A-TF(LF)
12
12
LCD-SS0 TP1
11
11
10 LCD-CS TP2
10
9 LCD-RS TP3
9
TO 8 LCD-ECLK TP4
8
7 TP5
7
LCD-XRST TP6
S-BOARD 6
6
TP7
5
-Vcc 5 SD_DA
(CN15) TP8
4
4 MCK
TP9
3
3 BCK
2 TP10
2 LRCK
1
1
D
L24
ADPV CR75NP-220KC-R
IC16
L23
PQ1CZ41H2ZPH
CDRH4D28NP-6R8NC-R
1 2
VIN VOUT
C219
5 4
ON/OFF OADJ
100uF C216
150u
C220
100nF
D18
RB051L-40 TE25(PB FREE)
DGND2
ADPV
C170
C167 C168 C169 100nF
470uF 470uF 470uF
A
D
DGND1 DGND2
ERP_CTRL
R169 33K R170 4K7
C177 R174
1K8 D14 NIU
1uF UDZS TE-17 4.7B
D+3.3
IC13
TC7SH08FU
1 +5VD
4
XAMUTE
C184 10uF
2
TP11
TP12 C185 100nF
D
TP13
D
TP14
R180 NIU
TP15 R182 68
TP16 R184 68
WRITE
TP17 R186 68
MIDI_OUT
TP18 R188 68
MIDI_IN
TP19 Q20
SUB_TX
TP20 2SC4738-GR(TE85L.F)
SUB_RX
TP21
XSHDN
TP22 BL-PWM R195
1
NIU
R194 1K
C188 TP23 R197
4K7
10uF
TP24
D
C192 TP25
10uF
D
D
D+3.3
C197 10uF
C198 100nF
D
LCD-SS0 R374 47
LCD-ECLK R375 47
LCD-XRST R376 100
LCD-RS R377 100
LCD-CS R378 100
C204 4,7uF
C210 4,7uF
C211 0.22uF
C212 0.33uF
R211 4M7
D
C214 NIU
R214 R215
2,7Kohm 270ohm
+5VD
C222
470u
R217
1Kohm
BK-5
CN5
TO LCD
1
2 BACKLIGHT
B2B-PH-K-S (LF)(SN)
CN7
1
2
3
4
5
6
7 TO LCD
8
9 MODULE
10
11
12
13
14
15
16
52030-1629
D
57