Circuit Diagram (Main B. 1/2) - Roland BK-5 Service Notes

Jan. 2012

CIRCUIT DIAGRAM (MAIN B. 1/2)

D3.3V
C32
D3.3V
CN1
0.1uF
24
DGND
23
AUDCK
22
21 R4 10
AUDATA0 UnPop D25
20
AUDCK
19 B21
AUDATA0
A22
18
4 5 AUDATA1
B22
17
AUDATA2
AUDATA2 3 6 A23
16
E10A 2 7 AUDATA3
B23
15
1 8 AUDSYNC
AUDATA3
14 EXB28V330JX RA15
Connector E25
13 UnPop
TCK
AUDSYNC
D24
12
TMS
C23
11
_TRST
E24
10 TCK
TDI
9 E23
TDO
TMS
8
A24
7 XTRST
_ASEBRKAK
B24
6 TDI
ASEBCK
C22
5
_ASEMD
TDO
4
3 XASEMD EXB28V101JX
2 XASEBRKAK XCS3 1 8
XRST DQM3 2 7 P24
1
_CCS3
3 6 N23
GDB
_CCS2/AHP10
UnPop
XCS0 4 5 M25
_CCS0
24FLT-SM2-TB (LF)(SN) R131
RA41
N24
DGND RA42 _WE3/CDQMUU/AHP1
N25
DQM2 4 5
_WE2/CDQMUL/AHP0
1k
XRD U24
3 6
_WE1/CDQMLU
XWE0 U25
2 7
DGND _WE0/CDQMLL
M24
DQM1 1 8
_CRD
EXB28V101JX K23
_WAIT
R74
D3.3V EXB28V101JX
10k
RA43
XCRAS R25
4 5
_CRAS
T24
CCKE 3 6
_CCAS
T25
XCWE 2 7
_CWE
XCCAS R24
21 11 1 8
CCKE
22 23 13 12 L201
P25
CKIO
CKIO
SW1 SW1 UnPop
BLM15BB121SN1D CP1.2
SSSS820101
SSSS820101
D23
UnPop DGND
PLLVCC1
E22
PLLVCC1
C24
D3.3V PLLVSS1
C25
PLLVSS1
DGND
R38 10k
A21
D3.3V CKCPU
4 3 A19
VCC OUT CKUSB
R24
D3.3V
150
C5
AVREF
1 2 D6
_ST GND CP1.2 AVCC
DGND
IC5
DGND
C4
SG-310SCF 48.000MHZ B AVSS
D5
AVSS
D3.3V
R117 DGND
A2
10k AN3
B3
AN2
B4
AN1 AN1
A3
DGND
AN0 AN0
B3B-PH-K-S (LF)(SN) UnPop
1 R138 0 H23
SCL1
SCL1
R137 0
2 SDA1 J23
SDA1
3
UnPop F23
SCL0
G23
UnPop CN14
SDA0
DGND
LCD-E A6
PF12
LCD-D B7
PF11
A7
LCD-C
DGND DGND PF10
C8
PF9
B8
PF8 PF8
A8
PF7 PF7
C9
LCD_RST PF6
B9
MIDITX PF5
A9
MIDIRX PF4
D10
SUBRX PF3
C10
SUBTX PF2
B10
SUBRTS PF1
A10
PF0 PF0
R158 100
L22
XRST
_RESET
C131 1000pF
L23
MD
DGND
CP1.2
AA22
VBGP
AB23
VBGN
AC24
VBEN
DGND
D3.3V
XFLRST
IC11
D3.3V
S-80927CNMC-G8XT2G
2 1 1
VDD OUT
3 4
VSS NC IC12
TC7W14FU(TE12L.F)
C53
SW2 UnPop
0.01uF
SKRGAED010
DGND DGND
DGND
46
R30
R61
1 8
P23 2 7
A20
CA22/AHP6 EXB28V470JX
R23 3 6 A21
CA21/AHP5
T23 4 5 A22 RA13
CA20
U23 1 8
A19
CA19
V25
2 7 A18
CA18 EXB28V470JX
V24 3 6 A17
CA17
W25 4 5
A16 RA12
CA16
W24 1 8
A15
CA15
Y25 2 7 A14
CA14 EXB28V470JX
Y24 3 6 A13
CA13
AA25 4 5
A12 RA11
CA12
AC23 1 8 A11
CA11
AD25 2 7 A10
CA10 EXB28V470JX
AD24 3 6
A9
CA9
AB22 4 5
A8 RA10
CA8
AB21 A7
CA7
AB20 A6 RA9
4 5
CA6
AC20
3 6 A5
CA5 EXB28V470JX
AC19 2 7 A4
CA4
AC18 A3
1 8 R26 47
CA3
AC17
A2 R27 47
CA2
AC16 A1
R28 47
CA1
AD17
CA0
D19 1 8 D28
CD31/DH15
C19 2 7 D31
CD30/DH14 EXB28V470JX
B19 3 6
D30
CD29/DH13
C20 4 5 D29 RA8
CD28/DH12
F25 1 8 D26
CD27/DH11
F24 2 7
D27
CD26/DH10 EXB28V470JX
G25 3 6 D24
CD25/DH9
G24 4 5 D25 RA7
CD24/DH8
H25 1 8
D22
CD23/DH7
H24 2 7
D23
CD22/DH6 EXB28V470JX
J25 3 6 D20
CD21/DH5
J24 4 5 D21 RA6
CD20/DH4
K25 1 8
D18
CD19/DH3
K24 2 7 D19
CD18/DH2 EXB28V470JX
L25 3 6 D16
CD17/DH1
L24 4 5
D17 RA5
CD16/DH0
AE25 1 8
D15
CD15
AC22 2 7 D14
CD14 EXB28V470JX
AE24 3 6 D13
CD13
AD23 4 5
D12 RA4
CD12
AE23 1 8 D11
CD11
AD22 2 7 D10
CD10 EXB28V470JX D+5V
AE22 3 6
D9
CD9
AC21 4 5 D8 RA3
CD8
AE21 1 8 D7
CD7
AD21 2 7
D6
CD6 EXB28V470JX
AE20 3 6
D5
CD5
AD20 4 5 D4 RA2
CD4
AE19 1 8 D3
CD3
AD19 2 7
D2
CD2 EXB28V470JX
AE18 3 6 D1
CD1
AD18 4 5 D0 RA1
CD0
B16
UHVBUS
UHDP0 DGND
A17 4 1
UHDP
ACM2012-900-2P-T002
UHDM0 R89
B17 3 2
UHDM EZJZ1V500AA
L1
C16
UHREFRIN
R2 5.6k D (0.5%)
A15
UHA33V
C17
UHD33V D3.3V UAV3R3
UAGND
A16 CP1.2
UHA12V
D15
UHD12V
C15
UHD12G
D16
UHA12G
D17
UHD33G
B15
UHA33G
C2 1uF UAGND
DGND DGND
R1 0
B13
UFVBUS DGND UAGND L3
DGND R34
R201 0
A12 4 1 BLM18PG181SN1D
UFDP
L2 ACM2012-900-2P-T002
UFDM0
B12 3 2
R91 R92
UFDM
UnPop
EZJZ1V500AA EZJZ1V500AA
R202 0
C13
UFREFRIN
R3 5.6k D (0.5%)
A14
DGND DGND
UFA33V
C12
UFD33V D3.3V
UAV3R3
UAGND
A13
CP1.2
UFA12V
D14
UFD12V
C14
UFD12G
D13
UFA12G
D12
UFD33G
B14
UFA33G
DGND
DGND
R23 0
UAGND
IC1 DGND UAGND
R8A02021ABGV (SSC7)
IC12
TC7W14FU(TE12L.F)
R64
100 R66
7 6 2 XRST
100
R65
3 5
EXRST
100
IC12
DGND TC7W14FU(TE12L.F)
D3.3V
IC12
TC7W14FU(TE12L.F)
DGND DGND
10k
10k
DGND
A22 13
A21
10
A21
A20 D3.3V
9
A20
A19
A19 16
A18
A18 17
A17
48
A17
A16 1
A16 1 45 D15
2
A15 DQ15/A-1
A15 2 43 D14 RA37
A14 DQ14 3
3 41
A14 D13
A13 DQ13 EXB28V103JX 4
A13 4 39 D12
1
A12 DQ12
A12 5 36 D11
2
A11 DQ11
6 34
A11 D10 RA38
A10 DQ10 3
7 32
A10 D9
4
A9 DQ9 EXB28V103JX
A9 8 30 D8
1
A8 DQ8
A8 18 44 D7
A7 DQ7 2
19 42
A7 D6 RA39
A6 DQ6 3
A6 20 40 D5
4
A5 DQ5 EXB28V103JX
A5 21 38 D4
A4 DQ4 1
22 35
A4 D3
A3 DQ3 2
A3 23 33 D2 RA27
3
A2 DQ2
A2 24 31 D1
4
A1 DQ1 EXB28V103JX
25 29
A1 D0
A0 DQ0
D3.3V
XCS0 26
_CE
11 37
XWE0
_WE VCC
XRD 28
_OE
15
RY/_BY
47
D3.3V
_BYTE
14 46
_WP/ACC VSS
XFLRST 12 27
_RESET VSS
R63 100
IC2
DGND
MX29LV640EBTI-70G
(Flash 8MB)
D3.3V
JK1 UnPop
UAR27-4K5J00 CN2
B5B-PH-K-S (LF)(SN)
H5V
H5V 1 8
H5V UVBON EN OUT
2 7
UOVCD FLG IN
3 6
GND OUT
DGND 4 5
NC NC
DGND DGND
IC6
R40
MIC2025-1YM TR
DGND DGND DGND
UHDP1
(HighSide-SW)
R88 UHDM1
EZJZ1V500AA
DGND DGND
JK2
CN3
YKF45-0021N
B6B-PH-K-S (LF)(SN)
UnPop
DGND DGND
220
UFDP1
UFDM1
D3.3V
D+5V
C134
DGND 0.1uF
DGND
D3.3V UAV3R3
9
D7
D7
D6 8
R76
RA61 D6
D5 7
D5
6
EXB28V470JX D4
D4
0 5
D3
D3
D2 4
4 5 D2
D1 3
D1
3 6 2
D0
D0
2 7
1 8
XLDBE 1
_OE
11
LCD-D
CK
R72
D3.3V
IC14
TC74VHC574FT(EL)
10k
2
DGND
D+5V D3.3V
0.1uF
13
DD3
D4
DD2 12
D3
DD1 5
D2
4
DD0
D1
R69
100
1
XRST
_CLR
LCD-C 9
CK
R73
D3.3V
IC15
TC74VHC175FT(EL)
10k
2
DGND
R151 0
A16 YA16
R152 0 UnPop
R153 0
A14 YA14
A15 20 53 1 8 D31
DQ15
BA0
21 51 2 7
YA16 D30
8 D6 BA1 DQ14 EXB28V470JX
A13 35 50 3 6 D29
7 A11 DQ13
D14
A12 22 48 4 5 D28 RA58
A10/AP DQ12
6 D7
34 47 1 8
A11 D27
5 D15 A9 DQ11
A10 33 45 2 7 D26 EXB28V470JX
8 A8 DQ10
D2
A9 32 44 3 6 D25
7 A7 DQ9
D10 RA57
31 42 4 5
A8 D24
6 D3 A6 DQ8
30 13 1 8
A7 D23
5 A5 DQ7
D11
A6 29 11 2 7 D22 EXB28V470JX
8 A4 DQ6
D4
A5 26 10 3 6 D21
A3 DQ5
7 D12 RA59
25 8 4 5
A4 D20
6 D5 A2 DQ4
A3 24 7 1 8 D19
5 A1 DQ3
D13
A2 23 5 2 7 D18 EXB28V470JX
A0 DQ2
8 D0
4 3 6
D17
7 D8 DQ1 RA60
2 4 5 D16
6 DQ0
D1
XCS3 19
5 _CS
D9
18
XCRAS D3.3V
_RAS
17 1
XCCAS
_CAS VDD C41 0.1uF
XCWE 16 14
_WE VDD
C43 0.1uF
27
VDD
C42 0.1uF
37 3
CCKE
CKE VDDQ C5 0.1uF
CKIO 38 49
CLK VDDQ
C38 0.1uF
9
VDDQ
C39 0.1uF
39 43
DQM3
DQMH VDDQ C40 0.1uF
15
DQM2
DQML
C44 10uF
C156
R154 220 12
220pF VSSQ DGND
46
VSSQ
DGND YA14 36 6
A12 VSSQ
52
VSSQ
40 28
NC VSS
41
VSS
54
VSS
IC3
IS42S16160D-7TL
DGND
(SDRAM 32MB)
D+5V
UnPop
A15 20 53 1 8 D15
0 BA0 DQ15
21 51 2 7
R203 C30 YA16 D14 EXB28V470JX
BA1 DQ14
35 50 3 6
A13 D13
A11 DQ13
10uF RA55
A12 22 48 4 5 D12
A10/AP DQ12
1/2W
A11 34 47 1 8 D11
A9 DQ11
33 45 2 7
A10 D10 EXB28V470JX
C28 0.1uF A8 DQ10
DGND A9 32 44 3 6 D9
A7 DQ9
RA56
A8 31 42 4 5 D8
A6 DQ8
30 13 1 8
C120 220uF 6.3V A7 D7
A5 DQ7
A6 29 11 2 7 D6 EXB28V470JX
A4 DQ6
A5 26 10 3 6 D5
A3 DQ5
RA54
25 8 4 5
A4 D4
A2 DQ4
47k 24 7 1 8
A3 D3
A1 DQ3
A2 23 5 2 7 D2 EXB28V470JX
A0 DQ2
DGND
4 3 6 D1
DQ1
RA53
2 4 5
D0
DQ0
XCS3 19
_CS
XCRAS 18
_RAS
D3.3V
17 1
XCCAS
_CAS VDD C47 0.1uF
XCWE 16 14
_WE VDD
C46 0.1uF
27
VDD
C45 0.1uF
37 3
CCKE
CKE VDDQ C50 0.1uF
38 49
CKIO
CLK VDDQ C51 0.1uF
9
VDDQ
C49 0.1uF
DQM1 39 43
DQMH VDDQ
C48 0.1uF
15
XWE0
C157 DQML C7 10uF
R155 220 12
220pF VSSQ
46
VSSQ
DGND YA14 36 6 DGND
A12 VSSQ
52
VSSQ
40 28
NC VSS
41
VSS
54
VSS
IC4
IS42S16160D-7TL
DGND
(SDRAM 32MB)
DGND RA48
EXB28V220JX
12 8 1
LDB7
Q7
13 7 2 LDB6
Q6
14 6 3 LDB5
Q5
15 5 4
LDB4
Q4
16 8 1
LDB3
Q3
17 7 2 LDB2
Q2
18 6 3 LDB1
Q1
19 5 4
LDB0
Q0
RA47
EXB28V220JX
5.5V
CN4
R107 UnPop 1
VLCD
0 2
C145 VADJ
UnPop
0.1uF
C135
R105 UnPop CN4
R106 UnPop
10k 10k DGND
D+5V
D3.3V
DGND
DGND C146
UnPop 10uF C144 10uF C143
0.1uF
22 UnPop
DGND
R122
DGND
15 18
PQ4
Q4
17
10 LDRS
Q3 16
7 LDCS2
Q2 LDB7 BLM15BD102SN1D L300 15
2
LDCS1
Q1 LDB6 BLM15BD102SN1D L301
14
LDB5 BLM15BD102SN1D L302 13
14
_Q4 LDB4 BLM15BD102SN1D L303 12
11
_Q3 LDB3 BLM15BD102SN1D L304
6 11
_Q2 LDB2 BLM15BD102SN1D L305 10
3
_Q1 LDB1 BLM15BD102SN1D L306 9
LDB0 BLM15BD102SN1D L307
8
LCD-E BLM15BD102SN1D L308
7
LDRS BLM15BD102SN1D L309 6
R84 22 UnPop
LDCS2 5
5.5V
4
LDCS1 BLM15BD102SN1D L310 3
2
LCD_RST BLM15BD102SN1D L311
1
C142
CN11
1000pF 18FMN-SMT-A-TF (LF)(SN)
UnPop
DGND
DGND
DGND
BK-5
D3.3V
1 8 D16
2 7 D17
RA40
3 6
D18
EXB28V103JX 4 5 D19
1 8 D20
2 7
D21
RA45
3 6
D22
EXB28V103JX 4 5 D23
8 1
D31
7 2
D30
RA44
6 3 D29
EXB28V103JX 5 4 D28
8 1
D27
7 2 D26
RA46
6 3 D25
5 4
EXB28V103JX D24
CP1.2
10uF C117
10uF C114
10uF C116
0.1uF C103
B1 F 4
VCC VSS
C2 F22
VCC VSS
D3 J4
VCC VSS
E4 J22
0.1uF C70 VCC VSS
L11 L12
0.1uF C85 VCC VSS
L15 L13
0.1uF C111 VCC VSS
M11 L14
0.1uF C86 VCC VSS
M12 M13
0.1uF C14 VCC VSS
M14 N13
0.1uF C89 VCC VSS
M15 P13
0.1uF C99 VCC VSS
N11 P22
0.1uF C73 VCC VSS
N12 R12
0.1uF C87 VCC VSS
N14 R13
0.1uF C100 VCC VSS
N15 R14
0.1uF C88 VCC VSS
P11 U4
0.1uF C91 VCC VSS
P12 U22
0.1uF C106 VCC VSS
P14 Y4
0.1uF C84 VCC VSS
P15 Y22
0.1uF C9 VCC VSS
R11
0.1uF C102 VCC
R15
VCC
DGND D3.3V
0.1uF C112
A5 A1
0.1uF C96 PVCC P V S S
A20 A4
PVCC P V S S
B6 A11
0.1uF C97 PVCC P V S S
B20 A18
0.1uF C109 PVCC P V S S
B25 A25
PVCC P V S S
C7 B2
0.1uF C78 PVCC P V S S
C11 B5
PVCC P V S S
C18 B11
PVCC P V S S
D8 B18
0.1uF C107 PVCC P V S S
D11 C 3
0.1uF C93 PVCC P V S S
D18 C 6
0.1uF C82 PVCC P V S S
D21 C21
0.1uF C77 PVCC P V S S
D22 D 4
0.1uF C71 PVCC P V S S
G22 D 7
0.1uF C98 PVCC P V S S
H4 D 9
0.1uF C95 PVCC P V S S
K4 D20
0.1uF C104 PVCC P V S S
M3 G4
0.1uF C81 PVCC P V S S
M4 H22
0.1uF C72 PVCC P V S S
M22 K22
0.1uF C8 PVCC P V S S
M23 N4
0.1uF C105 PVCC P V S S
R4 N22
0.1uF C74 PVCC P V S S
R22 P 4
0.1uF C83 PVCC P V S S
U1 T4
0.1uF C110 PVCC P V S S
V4 T22
0.1uF C69 PVCC P V S S
V22 W22
0.1uF C79 PVCC P V S S
V23 W23
0.1uF C75 PVCC P V S S
Y23 AA23
0.1uF C101 PVCC P V S S
AA24 AB4
0.1uF C13 PVCC P V S S
AB5 AB6
0.1uF C90 PVCC P V S S
AB9 AB8
0.1uF C108 PVCC P V S S
AB11 AB10
0.1uF C94 PVCC P V S S
AB13 AB12
0.1uF C92 PVCC P V S S
AB15 AB14
0.1uF C113 PVCC P V S S
AB17 AB16
PVCC P V S S
AB19 AB18
PVCC P V S S
AB25 AB24
0.1uF C76 PVCC P V S S
AC4 AC3
0.1uF C15 PVCC P V S S
AC9 AC25
0.1uF C80 PVCC P V S S
AD3 AD2
0.1uF C6 PVCC P V S S
AE2 AE1
PVCC P V S S
10uF C118
10uF C115
I C 1
10uF C119 DGND
R8A02021ABGV (SSC7)
DGND
CP1.2
IC13 L 4
D3.3V
LTC3406BES5-1.2#TRPBF LQM31PN2R2M00L
2.2uH
4 3
VIN SW
1 5
RUN VOUT
UnPop
B2B-PH-K-S (LF)(SN)
DGND
DGND DGND
UnPop
(DC/DC Converter)
B2B-PH-K-S (LF)(SN)
DGND
D3.3V
1
2
3
4
LCD I/F
DGND CN12 UnPop
B4B-PH-K-S (LF)(SN)
Connector
D+5V
1
2
3
4
DGND
CN13 UnPop
B4B-PH-K-S (LF)(SN)
47