Circuit Diagram (Main Board: 4/4) - Roland Juno-GJ Service Notes

Apr. 2006

Circuit Diagram (MAIN Board: 4/4)

fig.diagram-main-4@L
+ 5
A
R237
AINL+
+ 5
A
470
C257
ECHU@
1000p R239
AINL-
470
+ 5
A
R250
AINR+
+ 5
A
470
C265
ECHU@
1000p R252
AINR-
470
+ 5
A
R255
C274 + 5
A
10 C275 C267
0.1 0.1 10/16
D
C276 10/16
A
4 26
AINL+ AOUTL+
5 25
AINL- AOUTL-
2 28
AINR+ AOUTR+
3 27
AINR- AOUTR-
10 21
MCLK MCLK DEM1
11 20
LRCK LRCK DEM0
12 19
BCK BICK PDN
13 18
SDA/D SDTO DFS
R278 14 17
100
SDD/A1 SDTI CSN(DIF)
16
CCLK(CKS1)
15
CDTI(CKS0)
1 9
VCOM P/S
+
D 3.3
22
VT
C304
0.1 C305 C307 C308
10 0.1 6
2.2/50
VREF
C311
A D IC58
R352 AK4528VF
NIU
D A
+ 5
A
C322 0.1
+
D 3.3
C324
0.1
C323
10/16
D A
6 25
MCLK MCLK AMUTEC
4
BCK SCLK
5 23 AOUTA +
LRCK LRCK AOUTA+
R305 100 3
SDD/A2 SDIN
+
D 3.3 24
AOUTA-
AOUTA-
27
VLS
14
VLC
2 19
DSD_SCLK AOUTB-
28
DSD_A
1 20
DSD_B AOUTB+
C332 10/16
18
BMUTEC
9 26
M3(AD1/CDIN) VQ
10
M2(SCL/CCLK)
11 15 C336
M1(SDA/CDOUT) FILT+
12 0.1
M0(AD0/CS)
16
REF_GND
R322
A
100 13 17 C341
XADARST RST VREF
0.1
IC62
R327 C344 CS4398
10k 1
A
D
36
R231
DA7
R232 R233
DA204UT106(PB-FREE) 4.7k
2 1 10k 10k
R234 6
-
2 7
A
-
1 5
+
+ 5
A
DA8 3 10k
+
R358
DA204UT106(PB-FREE)
IC53A IC53B
2 1 4.7k
M5218AFP M5218AFP
C251
A
R359
4.7k
DA9 R242
R244 4.7k
DA204UT106(PB-FREE)
2 1
10k
A
R248 6
-
2 7
A
-
1 5 R245
+
C261
DA10 3 10k
+
DA204UT106(PB-FREE) 10k 10/16
IC54A IC54B
2 1
M5218AFP M5218AFP
A
C266
IC56
+ + 5
A 9 A
TA780 5F
1 3
IN OUT
C268 C269
10/16
0.1
R261
R263
0.1 R264
C429
4.7k 820
A
ADAOUTL+ NIU
R369 0
R266 C285
0 NIU 2
R370
ECHU@
ADAOUTL-
3900p
NIU 3
A
C430
R271
C431 R270
NIU 820 C290
ADAOUTR+
R371 0 4.7k R273
ECHU@
5.6k 1500p
0
R372
ADAOUTR-
A
NIU
C432 R276
R279
R280
R277 4.7k 820
100
XADARST
C299 R283 C301
1 NIU 6
ECHU@
3900p
5
D A
R285
R284
820 C309
D
4.7k R289
ECHU@
+ 5
A 5.6k
1500p
A
C312
10/16
0.1
R302 1.2k
RR0816@D C325
A
R301
R304 RR0816@D C326
NIU ECHU@ 2
10k
3300p
3
A
R306 R307 1.2k
RR0816@D RR0816@D
R308
5.6k
DacOutL 5.6k
RR0816@D
A
R373 0
R317 1.2k
C433 NIU
RR0816@D C335
R374 0
NIU R316
C434
R375 0 R320 C339
RR0816@D
NIU ECHU@ 6
AOUTB_+ 10k
3300p
C435 NIU
AOUTB_- 5
A
R376 0
R323 R324 1.2k
NIU RR0816@D RR0816@D
C436
5.6k R325
DacOutR 5.6k
RR0816@D
C337
A
C454 0.1
22/25
C453 0.1
+ 5
A
C342
C377 0.1
47/16
C378 0.1
C379 0.1
C345 0.1
D A
C254
10/16
AUDIO_IN_L
R238
100k
A
10/16
C252
0.1
AUDIO_IN_R
R251
100k
A
5.6k
C283
R265 NIU
1200p
ECHU@
C286
-
1 CODECOUTL
+
10/16
IC55A
M5218AFP
A
5.6k
C300
R281 NIU
1200p
ECHU@
C303
-
7 CODECOUTR
+
IC55B 10/16
M5218AFP
A
R300 10k
RR0816@D
R303 NIU
820p
ECHU@
C327
-
1
DACOUTL
+
IC57A 10/16
C328 M5218AFP
ECHU@
820p
A
R313 10k
RR0816@D
R318 NIU
820p
ECHU@
C340
-
7 DACOUTR
+
10/16
IC57B
C343 M5218AFP
ECHU@
820p
A
+
A 9
C278
R401
0.1
R404
C277 NIU
10/16 0
R402
R405
C281 0
A
10/16 0
R403
C282
0.1 NIU
A - 9 CN11
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
B12B-PH-K-S
To JackBoard
CN1
+ +
A 9 A 9
C330 C295
C296
10/16 C331 10/16
0.1
0.1
- -
C333 C297
+ +
10/16 C334 10/16
C298
0.1
A A
0.1
A
IC53C
IC57C A - 9 IC55C A - 9
M5218AFP M5218AFP M5218AFP
JUNO-G/JUNO-G (J)
+ +
A 9 A 9
C263 C264
0.1 0.1
- -
+ +
C270 C271
0.1 0.1
A
IC54C
A - 9 A - 9
M5218AFP
37