Circuit Diagram (Main Board: 2/3) - Roland BOSS KATANA-50 Mk II Service Notes

Oct. 2019

Circuit Diagram (Main Board: 2/3)

fig.d-50-main-2.eps@L
INPUT
+AVCC 25V
1005
C219
CN400
TP32
0.1uF
to INPUT BOARD
TP35
9
9
8
8
7
7
6
6
5
D+3.3V
5
4 C232
4
3 0.1uF
-AVCC AG
3
2 1005
2
1 25V
R163
1
CN600
10k
B9B-PH-SM4-TB (LF)(SN)
TP39 DETECT-INPUT
R162
D+3.3V
1k
C233
1000pF
1005
R601
50V
10k
DG
TP600 DETECT-AMP_IN
R600
1k
C600
1608
1000pF
1005
UnPop 50V
TP601 Q620
2SC4116-GR
DG
1
EXP-IN_GATE [1/3 7E]
R602
1k
C601
1608
1000pF
UnPop
50V
DG
TP602
1005
UnPop
Q605
2SC4116-GR DG
1
EXP-OUT_GATE [1/3 7E]
R604
1k
1608
C602
UnPop
1000pF
DG 50V
1005
DG
+DCOUT
4
2
5
3
6
7
AUX IN
1
JK602
C700
YKB21-5457N 16V
0.22uF
1005
C608
0.1uF
FLG1
25V
1005
AG
0.012uF
+AVCC
UnPop
D5
1SS362FV
15k
2 1
C121
10uF
-AVCC 25V
RETURN
AG
SIG-RETURN
[2/3 10G]
R39
0
AG-RTN
32
R95
*ADC Input Resistance=41k ohm
2.2k 0dB
0.5%
R108
220k
0.5%
UnPop
1
AG
R105 AFAD
[1/3 7E]
2.2k -12dB
0.5%
R109
560
0.5% 1
[1/3 7E] AG
AG
R112 C102
2.2k 1uF
0.5% 25V
1005
1
R279 R278
100k 150k
Q42
0.5% 0.5%
2SC4116-GR
UnPop
-AVCC
R613
TP603 R610
220
0
1608
4 1608
2
5 TP604
3
R614
6 R612
220
7 0 C610
R701 1608
1608
1 1608 220pF
100 AG
50V
1005
C702 50V
AUX-MUTE
R710
220pF 1005
56k
2SA1586-GR AG
1608
Q700
R611 2 3
R700
1608 +AVCC
2.2k
4.7k
1608
C701
220pF
1005
50V
AG
AG
UnPop
1005
D8 D9
R55
C89 UnPop UnPop 0dB
1.5k
50V UDZV TE-17 13B UDZV TE-17 13B
PreEmpha fc=10.8kHz
0.5%
1 2
K A
Gain = +14dB
A K
2 1
UnPop
R59 UnPop C85 1005
100pF 50V
0.5%
UnPop
1608 R56
0
C86
UnPop
R192
47pF
2.2k
6
1005
0.5%
7
50V
UnPop
5
R52
IC12
220
C90 UnPop R54
NJM4580M(TE2)
1608
470pF 0
50V 1608
1005
UnPop
R291
2.2k
AG
0.5%
UnPop
C217
0.1uF
AG DG
C175
10uF
25V
C127
0.1uF
25V
C105 AG
1005
10uF
2
25V
D13 3
1SS362FV
2
ATT C114
1
10uF
R322
D+3.3V
25V
7
0
C111
C128
10uF
15
0.1uF
25V
25V
16
1005
2
+AVCC
13
D14
R321
1SS362FV
AG 0
1005
PDN-CODEC
Q43 R193 R277
[1/3 8C]
2SA1586-GR 150k 100k
0.5% 0.5%
UnPop
1
C142
R103
1uF
2.2k
25V
0.5%
1005
C159
AG 0.1uF
25V
1005
AG
R171
47k
1608
C666
UnPop 0.1uF
25V 1005
R167 C236
12k 0.22uF
1608 25V 1005
R166 C235
0 10pF
C611 R164 1608 1005
1uF 22k
50V 1608
2
3
R165
C612
IC12
22k
R698 C609 R699 1uF
NJM4580M(TE2)
1608
100k 220pF 100k 50V
1005 50V 1005
1 2
R113
1005
1SS362FV
AG D17 AG
UnPop
AG
+AVCC
IC12
NJM4580M(TE2)
-AVCC
0dB
R292
220k
0.5%
1 2
D46 UnPop
AG 1SS362FV
-17.7dB
R293
330
0.5% 1 2
+AVCC
D47
UnPop
AG 1SS362FV
AG
UnPop R295
R294 C144
Q45 150k R296
2.2k 1uF
2SA1586-GR 0.5% 100k
0.5% 25V
0.5%
UnPop
1005
UnPop
1 1
C174
R298 R297 R290
1uF
100k 150k 2.2k
Q44 25V
0.5% 0.5% 0.5%
2SC4116-GR 1005
UnPop
-AVCC AG
Slave Mode
SDTO:MSB justitied
Input Gain:0dB
Digital Filter:Sharp Roll-Off
CODEC+5V D+3.3V
R107 R106
C136
0 0
10uF
1608 1608
25V
1608
C141
0.1uF
25V
AG
1005
10 R304 56 LRCK-CODEC
LIN LRCK
12 R303 56 BCK-CODEC MCK-CODEC R306
RIN BICK
LRCK-CODEC R307
R104
BCK-CODEC R308
VCOM 100
9 SD-AD0 SD-DA0
SDTO
PDN-CODEC
GSEL
14
[1/3 8C]
DIF/TDMI
FSEL
11
R305 56 MCK-CODEC
MCLK
CKS
8
REGO
PDN
C249
1uF
IC18
25V
AK5720VT
AG
unpop->0.1uF
DG
C241
50V 10uF
25V
1
R180
47k
1608
0
AG
AG
C237
0.1uF
25V
C238
0.1uF
AG
25V
[1/3 9C]
AUX-EQ
CODEC+5V D+3.3V
Slave Mode
SDTO:MSB justitied
R57 R53 Input Gain:0dB
UnPop
0 0 Digital Filter:Sharp Roll-Off
UnPop C87
1608 1608 AD FS:3Vpp(+2.73dB)
C68 10uF
10uF 25V
25V 1608
C82 C88
0.1uF 0.1uF
UnPop
UnPop
1005 1005
25V 25V
C72
UnPop
10uF AG AG
25V UnPop
3 10 R313
LIN LRCK
UnPop
2 12 R312
RIN BICK
C73 UnPop R47
1
UnPop
10uF VCOM 100
9
D+3.3V
25V UnPop SDTO
C71 7
0 GSEL
10uF C83 14
R320 DIF/TDMI
25V 0.1uF 15 UnPop
FSEL
1005 11 R311
MCLK
16
CKS
8
R24 REGO
13
AG
1005 PDN
0 C251
1uF
IC13
25V
[1/3 8C] PDN-CODEC AK5720VT
UnPop
AG
C66 C62
0.1uF 0.1uF
AG DG
DG
25V AG 25V
1005 1005
KTN-50_2
Normal Speed Mode
SDTI:MSB justified
De Emfasis Filter:44.1kHz
Parallel mode
DA FS:3.4Vpp(+3.81dB)
CODEC+5V
C196
R126
10uF
0
25V
1608
1005
C185
0.1uF R117
25V AG 5.6k
0.5%
9 11
P/S AOUTL
6 16
SMUTE/CSN DZFL C199
7
ACKS/CCLK 4700pF
8
DIF0/CDTI 1005
56 1
MCLK 50V
56 4 10
LRCK AOUTR
56 2 15 R121
BICK DZFR
3 5.6k
SDTI
5 12
0.5%
PDN VCOM
C197 C198
IC19 0.1uF 10uF
AK4384VT 25V
AG
R264
R177
UnPop
0
10k 1608
1608
C243 R184
Q9
4700pF 2.7k
2SK880-G
1005 1608
UnPop UnPop
2
R178 D18
1005 1SS387
AUX-EQ-12INCH
[2/3 E8]
470k
C240
1000pF
1005
AG
UnPop
C244 Q10
R185
UnPop 2200pF 2SK880-G
4.7k 1608
UnPop
R182
2
50V D19
470k
1005 UnPop 1SS387
1005
AUX-EQ-5INCH
[2/3 D8]
C242
1000pF
50V
1005
AG
R179
8.2k 1608
+AVCC
+AVCC
R187
47k
+AVCC
R189 A
UnPop
47k
Q14
UnPop
2SA1586-GR
Q13
1 1
2SC4116-
UnPop
-AVCC
AU
Q11
2SC4116-GR
1
R188
UnPop
47k
R173
1005
10k
AG -AVCC
UnPop
DA FS: 2.75Vp
UnPop
UnPop
UnPop
1
MCK-CODEC R139 56
MCLK
2
BCK-CODEC R309 56
BICK
SD-DA1 R345 0 3
SDTI
[1/3 8B]
R310 56 4
LRCK-CODEC LRCK
[1/3 8B]
PDN-CODEC 5
56 LRCK-CODEC PDN
[1/3 8C]
56 BCK-CODEC
[1/3 8B] CSN-DAC R342 0 6
CSN
[1/3 8B] CCLK R343 0 7
SD-AD1 CCLK
[1/3 8B] CDTI R344 0 8
CDTI
UnPop
UnPop
56 MCK-CODEC IC2
UnPop
AK4
C
0.1
AG