PC ADDA 1
3
4
5
6
TK0 TK1 TK2
SIPO FOR DAC CONTROL
+15V
R453 1K
1
-
R487 C359 0.047
5 C351 3300P
R353 1K
7
IC331B NJM5532L
+
6
R354 1K
-
DGND -15V
5
AGND
IC352B NJM5532L
+
6
C360 0.047
AGND
2 R359 10K
C362 0.047 AGND
AGND 1000P
R356
R358
1K
12K
C355
+
R362 499 (1/4W)
STEREO OUT R
100 (J) 100 (J) 100 (J)
1
-
R364 1.5K (J) TR352 2SD2227S
C358 560P
SER2 SRCLK RCLK
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
28 27 26 25 24 23 22 21 20 19 18 17 16 15
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
10K
C459 + 10/50
C356
100P
C463 0.047
+
C465 0.047
C466 + 10/50
R468 16K
R469 100
TR351 2SD2227S
R361 499 (1/4W)
R454 1K
C357 560P
R465
1K
IC473A OPA2134UA
+
AGND
R475 1K R471 1K
1K
8 5 6
4 C388 + 10/50
2
C380 + 10/50
R385
1K
8
4
R473 1K
MONITOR MAIN L
8
R384 1.5K (J) TR372 2SD2227S
AGND
-15V C373
1000P
R378
12K
R376
1k
C375
100P
10K
C376
100P
1000P
R486
1K
5
R383 1.5K (J) TR371 2SD2227S C377 560P
+
+
6
R394 1K
C405 0.047
-15V
C394 47/50
7
5
AGND
IC392B NJM5532L
+
6
C400 0.047
7
2 R399 10K
C402 0.047
IC392A NJM5532L
+
R402 499 (1/4W)
AGND
AGND
C393
1000P
R398
12K
R396
1K
C395
100P
C615 47/50
+
+
1K
R404 1.5K (J) TR392 2SD2227S
100 (J)
C398 560P
C507 0.047+
SER2 SRCLK RCLK
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
C508 10/50
28 27 26 25 24 23 22 21 20 19 18 17 16 15
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
2
C499 + 10/50
C396
100P
C503 0.047
+
C505 0.047
C506 + 10/50
R508 16K
C492 1000P
1 5 2 4 6 10 9 R622
10K (J)
R621
10K (J)
X Y
Y0 Y1 Y2 Y3 INH A B
13
R623
10K (J)
3
R624
10K (J)
A5V VDD VEE VSS
6
C619 0.047
R505
1K
IC513A OPA2134UA
2
+
DGND
-
R625 100 (J)
AGND
J471 YKB26-5271 R483 1.5K (J) TR471 2SD2227S
5
1 2 3 4 5 6
10K (J)
2
IC609A NJM5532L
+
IC491A NJM5532L
C477 560P
6
+
C494 47/50
R608 2K
5
AGND
1
6
-
R497 6.2K TR608 2SD2227S
+
2
-
R499 10K C502 0.047
C493
1000P
R496
1K
IC492A NJM5532L
+
R502 499 (1/4W)
FX SEND 3
1 R504 1.2K (J)
-
TR492 2SD2227S
C498 560P
-15V
-15V
R604 1.2K (J)
3
AGND
7
AGND
-15V R498
12K
C495
100P
R500
10K
C496
100P
J491 YKB26-5271 R503 1.2K (J)
C512 1000P
TR491 2SD2227S C497 560P
R512 1K
7
R513 1K
R514 1K
AGND
AGND
5 C511 3300P
+15V
+15V
+15V
6
IC513B OPA2134UA
+
C521 0.047
C519 0.047 R515 1K R511 1K
1K
IC491B NJM5532L
+
C514 47/50
7
R609 2K
5
AGND
6
-
R517 6.2K TR609 2SD2227S
C520 0.047
-15V
-
-
7
2 R519 10K
NJM5532L C522 0.047
IC512A NJM5532L
+
R522 499 (1/4W)
FX SEND 4
1 R524 1.2K (J)
-
TR512 2SD2227S
AGND
R518
12K
C515
100P
R520
10K
C516
100P
J511 YKB26-5271
AGND C525 0.047
R516
1K
R523 1.2K (J)
AGND C530
1000P
R526
1K
C518 560P
-15V
-15V
R605 1.2K (J)
1000P
3
AGND
IC512B +
AGND
C513
-15V
W313
+15V AGND
IC492B NJM5532L
R501 499 (1/4W)
AGND
TR604 2SD2227S
AGND +15V -15V
3
R494 1K
C529 1000P
+15V
R627 1.5K (J)
+15V
AGND AGND
100P
1
AGND
W313
C620 0.047
2
C526 0.047
7 8
C478 560P
-
7
R643
A-5V
100P
AGND
R525
-15V
16
HD74HC4052FP
C475
4
X0 X1 X2 X3
1K
10K
C476
AGND
IC609B NJM5532L
+
R493 1K
C523 0.047
1000P
3 S_MUTE
C397 560P
R492 1K
C509
8
L : MAIN
R476
R480
+15V
-
4
IC608 12 14 15 11
TR472 2SD2227S
+15V
J391 YKB26-5271 TR391 2SD2227S
C491 3300P
1
-15V
5
AGND
FX SEND 2 R484 1.5K (J)
R507 100
R509 100
+15V
10K (J)
H: NEAR
12K
IC493A OPA2134UA
+
-15V
C500 + 10/50
PCM1738E 10K
R403 1.5K (J)
C616 47/50
100 (J)
C504 10/50
R400
10K (J)
R620
R478
3
1K R619
1000P
R491 1K
AGND
4
R529 ADMCK R530
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1
R401 499 (1/4W)
1000P
R406
MONITOR MAIN R
-
AGND C410
100 (J)
-15V
-15V
-15V
100 (J)
R528 BTCK
3
AGND
-
R397 8.2K
4 R392 1K
7
4
6
R393 1K
IC393B OPA2134UA
8 5
C391 3300P
AGND
8
5 AGND
+15V AGND
AGND IC371B NJM5532L
R527 DA3
+15V
R482 499 (1/4W)
1
-
-15V
-15V
C473
8
C406 0.047 +15V
C401 0.047
+15V
R479 10K C482 0.047
AGND
4
1K
C392 1000P
8
R405
R395 1K R391 1K
-
C501 0.047
8
LRCK
C409 1000P
R477 8.2K C480 0.047
2
+15V R495 1K
IC505
-
-15V
-
7
IC472A NJM5532L
+
7
8 1
AGND
6
+
3
AGND
R481 499 (1/4W)
C510 1000P
3
AUX SEND 3,4 NDPD
4 DGND
7
-15V
A5V
IC393A OPA2134UA
C399 0.047
5
AGND
4
D3.3V
2
S_MUTE
+
C474 47/50
-
-15V
+15V
+
IC451B NJM5532L
4 R474 1K
+15V AGND
IC472B NJM5532L
IC493B OPA2134UA
+
R506
3
C481 0.047 +15V
B
J371 YKB26-5271
R381 499 (1/4W)
8
R389 100
C457 560P
+15V
R380
4
C383 0.047
R388 16K
TR451 2SD2227S
C378 560P
-15V
-15V
J451 YKB26-5271 R463 1.5K (J)
AGND
6
C485 0.047
+15V C379 + 10/50
100P
AGND
R387 100
8
+
C386 + 10/50
R472 1K
C490
6
1000P
10K
C456
1 NJM5532L
AGND C389
100P
C472 1000P
C524 0.047
PCM1738E C384 10/50
C385 0.047
-
8
SER2 SRCLK RCLK
C403 0.047
-15V
R379 10K C382 0.047
IC372A +
4
100 (J)
1
-
2
8
100 (J)
+
C471 3300P
7
8
C387 0.047 28 27 26 25 24 23 22 21 20 19 18 17 16 15
R377 8.2K
8
R409 ADMCK R410
-
3
AGND
7
-
4
100 (J)
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
R374 1K
+
6
+
R408
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
4
R407 DA0
1 2 3 4 5 6 7 8 9 10 11 12 13 14
R372 1K
5
AGND
C455
4
MONITOR MAIN
BTCK
2
IC373A OPA2134UA
8 3
IC385 100 (J)
R373 1K
A5V
NDPD LRCK
C371 3300P
C374 47/50
1
R382 499 (1/4W)
4
AGND
IC371A NJM5532L
+
1K
+15V
-
-15V AGND
IC372B NJM5532L
4
+15V D3.3V
3
+
R371 1K
8
1K
R456
R460
+15V
+15V +15V
C404 0.047 B
+
4
7
R386
12K
IC473B OPA2134UA
-
C372 1000P
R458
8
8
IC373B OPA2134UA
R375 1K
1000P
5 AGND
+15V
C390 1000P
C458 560P
-15V AGND
C453
C479 0.047
C489 1000P
+15V
-15V
TR452 2SD2227S
1
-15V
C381 0.047
R464 1.5K (J)
-
C486 0.047
6
FX SEND 1
1
-
R461 499 (1/4W)
1K
+
+
AGND
R485
5
C462 0.047
-15V
C483 0.047
1000P
2
DGND
2 R459 10K
-15V
-
C469
3
1000P
R366
R457 8.2K
3
AGND
7
-
+15V
S_MUTE
R363 1.5K (J)
-
+
R467 100
J351 YKB26-5271
100P
R452 1K
1
-15V
C460 + 10/50
PCM1738E C464 10/50
R360
AGND C370
R488
-15V
-15V
-15V
IC352A NJM5532L
100 (J)
R489 ADMCK R490
BTCK
3
7
-
R357 8.2K
C353 C365 0.047
C354 47/50
7
-
IC353B OPA2134UA R352 1K
+15V AGND
AGND
R351 1K
AGND
DA2
+15V
+15V
8
1K
C352 1000P
C361 0.047
1 2 3 4 5 6 7 8 9 10 11 12 13 14
IC453A OPA2134UA
+
6
1SS133
R355 1K
C366 0.047
6
2
5
AGND
1SS133
C369 1000P
+
C468 + 10/50
IC465 LRCK
R365
AGND
C467 0.047
C454 47/50
1
R462 499 (1/4W)
D611
+
AGND
5
3
AUX SEND 1,2 NDPD
IC451A NJM5532L
+
IC452A NJM5532L
D610
2
S_MUTE
DGND
AGND
2
IC452B NJM5532L
8
IC353A OPA2134UA
3
8
C451 3300P
TR602 DTA113ZSA
+15V
4
C452 1000P
4
DGND
R455 1K R451 1K
AGND
8
R349 100
4
AGND
1K
+15V
A5V
+15V
+15V
+15V
4
C343 0.047
R348 16K
8 A-5V
-15V
D3.3V C339 + 10/50
+15V A2.5V
DGND C461 0.047 C470 1000P
R466
A5V
A-5V
-
8
1K
C337 560P
4
R345
TR331 2SD2227S
R341 449 (1/4W)
R347 100
CD3.3V
A2.5V
R343 1.5K (J)
100P
A
D3.3V
4
A5V
C335
TR614 DTC114ES
7
8
1000P
-15V CD3.3V
8
8 1K
IC453B OPA2134UA
+
4
C349
3
D3.3V
8
6 R336
4
D3.3V
5
8
-15V
-15V
J331 YKB26-5271
4
+
100P
AGND
4
+15V
C336
C484 0.047
PCM1738E C344 10/50
+15V
12K
8
DA4
C346 + 10/50
10K
4
SER2 SRCLK RCLK
DA3
C363 0.047
R338
TR615 DTA113ZSA
+15V
R340
4
DA2
C345 0.047
AGND
1000P
TR607 DTA113ZSA
R641 10K (J)
DGND
8
DA1
C340 + 10/50
TR332 2SD2227S
C338 560P
-15V
-15V
C333
8
DA4
100 (J)
CD3.3V CD3.3V
R344 1.5K (J)
TALKBACK_ON
C342 0.047
-15V
-
-15V
C607 150P(K)
STEREO OUT L
1
-
8
DA3
DA0
28 27 26 25 24 23 22 21 20 19 18 17 16 15
R339 10K
R342 449 (1/4W)
CD3.3V
DGND
4
100 (J)
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
R334 1K
TR612 DTC114ES R607 100 (J)
8
100 (J)
R369 ADMCK R370
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
R332 1K
1
RGLE8_103J
HD74HC595FP
4
100 (J)
R368
1 2 3 4 5 6 7 8 9 10 11 12 13 14
+
-
R337 8.2K
IC332A NJM5532L
+
8
R367
-
2
4
DA2
2
IC345
BTCK
DA1
C348 + 10/50
6
3
AGND
7
8
LRCK
C347 0.047
1
+
TR613 DTA113ZSA
4
8 LRCK
DA1
DA0
3
STEREO OUT NDPD
2
IC333A OPA2134UA
5
AGND
SER2
9
CD3.3V R640 10K (J)
SER2
AGND IC332B NJM5532L
4
BTCK LRCK
ADMCK BTCK
R333 1K
A5V
4
ADMCK
C331 3300P
C334 47/50
QHS
TR606 DTA113ZSA CD3.3V
COM R R R R R R R R
+
AGND
IC331A NJM5532L
+
0.047
+15V
+15V
+15V
3
SAMPLE CLOCKS
VCC GND
1 2 3 4 5 6 7 8 9
DGND
TK0 TK1 TK2 TB_MUTE TB_ON HPSW
+
NDPD
D3.3V
A
C332 1000P
R331 1K
4
1K
C364
RCLK G
16 8
QA QB QC QD QE QF QG QH
CD3.3V
2-TRACK SENSITIVITY CONTROL
+
4 R346
SRCLK SRCLR
15 1 2 3 4 5 6 7
DGND
+15V R335 1K
G_CONT
+
S_MUITE
-15V
SER
C612 0.047 (Z)
C350 1000P
S_MUTE
12 13 CD3.3V
C341 0.047
+
NDPD
RCLK G_CONT
7
SRCLK RCLK
11 10
-
8
RCLK G_CONT
+
4
SRCLK
SER1
4
6 SER1
SRCLK
IC333B OPA2134UA
8 5 DAC CONTROL
14
8
RP601
IC604 SER1
7
+
2
8
1
TR511 2SD2227S
R521 499 (1/4W)
C517 560P
1
-
R626 100 (J)
4
C
R628 1.5K (J)
C
TR605 2SD2227S
-15V (J)
R644
R418
1K
C415
1000P
R425
1K
6
C416
+
R429 100
+
C533 47/50
R537 8.2K TR610 2SD2227S
100P
R532
J411 YKB26-5271 R423 1.5K (J)
100P
R547 TR411 2SD2227S
R421 499 (1/4W)
100K
+
8 R539 10K
C542 0.047
1SS133
1SS133
1SS133 D609
STUDIO OUT L R544 1.2K (J) TR532 2SD2227S
-15V AGND
R538
12K
R540
10K
C536
C535
100P
100P
J531 YKB26-5271
33K (J)
R543 1.2K (J) TR531 2SD2227S
IC531 C543
0.01
12 14 15 11
C417 560P R546 2.2K (J)
C538 560P
1 5 2 4 6 10 9
X0 X1 X2 X3 Y0 Y1 Y2 Y3 INH A B
X Y
R541 499 (1/4W)
13
A5V VDD VEE VSS
C537 560P
3 C539 0.047
R535 100K
16
R531 100K
7 8 A-5V
C540 0.047
AGND
1
H : T.BACK
AGND
4
-
1K
C432 1000P
C446 0.047 AGND
C431 3300P
R433 1K
6
8
IC433B OPA2134UA
+
R432 1K
7
4
C445 0.047
-15V
+
R434 1K
IC411B NJM5532L
C434 47/50
7
4
+15V
5
AGND
5
AGND
6 R437 8.2K
C440 0.047
-15V
+
-15V
IC432B NJM5532L
3
AGND
7
2
-
R439 10K C442 0.047
+
R442 499 (1/4W)
MONITOR NEAR R
C546
1 R444 1.5K (J)
-
TR432 2SD2227S
C433
1000P
R438
12K
R436
1K
C435
100P
R440
AGND
C438 560P
+15V 0.047
+
1
A2.5V
10K
C436
AGND
A5V
IC432A NJM5532L
-15V AGND
AGND
+15V
+15V
-
100P
J431 YKB26-5271 R443 1.5K (J)
AGND
C437 560P
C554
R565 47K
R631 2K
5
AGND
6
IC551A NJM4558L
R557 8.2K TR611 2SD2227S
47/50 3 2 R566 47K
C548 0.047 +
C547 2.2/50
R633 1.2K (J)
C545 AGND
TR431 2SD2227S
R441 499 (1/4W)
D
C450
C561 0.047
+15V
+15V AGND
8
R445
R435 1K R431 1K
+15V
L : FX3/FX4
C441 0.047
C439 0.047
C449 1000P
-15V
6
-
R542 499 (1/4W)
1
-
IC433A OPA2134UA
AGND
5
2
IC532A NJM5532L
+
AGND
HD74HC4052FP
2
7
-15V
R632 1.2K (J) R533
+
3
AGND
100K
-15V
+15V
3
6
7
AGND
5
AGND
8
R428 16K
+
R630 2K
-
AGND C419 + 10/50
+
C534 47/50
4
8 5
AGND
10K
AGND C429
8
8
12K
C544 0.01
C532 47/50
R427 100
S_MUTE
DGND
8
4 R416
1000P
IC551B NJM4558L
+
C423 0.047
C443 0.047
8
+
C426 + 10/50
R545 15K (J)
1 2 3 4
8
PCM1738E C424 10/50
C425 0.047
R420
P415
B4B-PH-A C413
-15V
C420 + 10/50
AGND
+15V
4
SER2 SRCLK RCLK
28 27 26 25 24 23 22 21 20 19 18 17 16 15
TR412 2SD2227S
C418 560P
-15V
-15V
8
100 (J)
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
R424 1.5K (J)
-
4
100 (J)
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
R419 10K C422 0.047
-15V
8
R449 ADMCK R450
BTCK
1 2 3 4 5 6 7 8 9 10 11 12 13 14
R414 1K
4
100 (J)
R412 1K
1
-
+
100 (J)
R448
+
R417 8.2K
-
+15V
TALKBACK SIGNAL
+
-15V
8
2
-
2
MONITOR NEAR L
1
IC532B NJM5532L
IC552B NJM5532L
3
AGND
7
2
-
R559 10K C562 0.047
IC552A NJM5532L
+
R562 499 (1/4W)
STUDIO OUT R
1 R564 1.2K (J)
-
TR552 2SD2227S
4
C428 + 10/50
4
R447
2
6
7
+
AGND
4
C427 0.047
IC425 DA4
R413 1K
IC413A OPA2134UA
8 3
MONITOR NEARFIELD
NDPD LRCK
C411 3300P
1
+
3
AGND
R422 499 (1/4W)
4
AGND
A5V
+
5
AGND
IC412B NJM5532L
+15V
+15V IC412A NJM5532L
4
+15V D3.3V
3
C414 47/50
4
C444 0.047
IC411A NJM5532L
+
1K
AGND
+15V
8
R426
C412 1000P
C541 0.047
+15V
+15V R415 1K R411 1K
4
4
C421 0.047 C430 1000P
-15V
D608
C618 47/50
1SS133
C617 47/50
7
-
D607
8
IC413B OPA2134UA
+
+
6
+
5
D606
+15V
-15V AGND
R558
12K
C555
100P
R560
10K
C556
100P
J551 YKB26-5271
AGND -15V
C558 560P
R563 1.2K (J)
0.047
TR551 2SD2227S
R561 499 (1/4W)
C557 560P
1000P AGND
1SS133
1SS133
D604
D605
CD3.3V
1SS133
AGND TR603 DTA113ZSA
HP_MUTE
D603
CD3.3V 1SS133
1K
D602
R446
TR601 DTA113ZSA
OP_MUTE
OPMUTE AGND
DPS24 PC ADDA SCHEMTIC DIAGRAM
NOTE : UNLESS OTHERWISE SPECIFIED ALL RESISTORS IN OHMS 1/6W(F) ALL CAPACITORS IN uF/50V(P=PF)(J) ALL ELECTROLYTIC CAPACITORS IN uF/V(M) ALL INDUCTORS IN uH(J)
1
2
3
4
5
6
7
8
D
4
5
6
TK0 TK1 TK2
SIPO FOR DAC CONTROL
+15V
R453 1K
1
-
R487 C359 0.047
5 C351 3300P
R353 1K
7
IC331B NJM5532L
+
6
R354 1K
-
DGND -15V
5
AGND
IC352B NJM5532L
+
6
C360 0.047
AGND
2 R359 10K
C362 0.047 AGND
AGND 1000P
R356
R358
1K
12K
C355
+
R362 499 (1/4W)
STEREO OUT R
100 (J) 100 (J) 100 (J)
1
-
R364 1.5K (J) TR352 2SD2227S
C358 560P
SER2 SRCLK RCLK
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
28 27 26 25 24 23 22 21 20 19 18 17 16 15
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
10K
C459 + 10/50
C356
100P
C463 0.047
+
C465 0.047
C466 + 10/50
R468 16K
R469 100
TR351 2SD2227S
R361 499 (1/4W)
R454 1K
C357 560P
R465
1K
IC473A OPA2134UA
+
AGND
R475 1K R471 1K
1K
8 5 6
4 C388 + 10/50
2
C380 + 10/50
R385
1K
8
4
R473 1K
MONITOR MAIN L
8
R384 1.5K (J) TR372 2SD2227S
AGND
-15V C373
1000P
R378
12K
R376
1k
C375
100P
10K
C376
100P
1000P
R486
1K
5
R383 1.5K (J) TR371 2SD2227S C377 560P
+
+
6
R394 1K
C405 0.047
-15V
C394 47/50
7
5
AGND
IC392B NJM5532L
+
6
C400 0.047
7
2 R399 10K
C402 0.047
IC392A NJM5532L
+
R402 499 (1/4W)
AGND
AGND
C393
1000P
R398
12K
R396
1K
C395
100P
C615 47/50
+
+
1K
R404 1.5K (J) TR392 2SD2227S
100 (J)
C398 560P
C507 0.047+
SER2 SRCLK RCLK
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
C508 10/50
28 27 26 25 24 23 22 21 20 19 18 17 16 15
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
2
C499 + 10/50
C396
100P
C503 0.047
+
C505 0.047
C506 + 10/50
R508 16K
C492 1000P
1 5 2 4 6 10 9 R622
10K (J)
R621
10K (J)
X Y
Y0 Y1 Y2 Y3 INH A B
13
R623
10K (J)
3
R624
10K (J)
A5V VDD VEE VSS
6
C619 0.047
R505
1K
IC513A OPA2134UA
2
+
DGND
-
R625 100 (J)
AGND
J471 YKB26-5271 R483 1.5K (J) TR471 2SD2227S
5
1 2 3 4 5 6
10K (J)
2
IC609A NJM5532L
+
IC491A NJM5532L
C477 560P
6
+
C494 47/50
R608 2K
5
AGND
1
6
-
R497 6.2K TR608 2SD2227S
+
2
-
R499 10K C502 0.047
C493
1000P
R496
1K
IC492A NJM5532L
+
R502 499 (1/4W)
FX SEND 3
1 R504 1.2K (J)
-
TR492 2SD2227S
C498 560P
-15V
-15V
R604 1.2K (J)
3
AGND
7
AGND
-15V R498
12K
C495
100P
R500
10K
C496
100P
J491 YKB26-5271 R503 1.2K (J)
C512 1000P
TR491 2SD2227S C497 560P
R512 1K
7
R513 1K
R514 1K
AGND
AGND
5 C511 3300P
+15V
+15V
+15V
6
IC513B OPA2134UA
+
C521 0.047
C519 0.047 R515 1K R511 1K
1K
IC491B NJM5532L
+
C514 47/50
7
R609 2K
5
AGND
6
-
R517 6.2K TR609 2SD2227S
C520 0.047
-15V
-
-
7
2 R519 10K
NJM5532L C522 0.047
IC512A NJM5532L
+
R522 499 (1/4W)
FX SEND 4
1 R524 1.2K (J)
-
TR512 2SD2227S
AGND
R518
12K
C515
100P
R520
10K
C516
100P
J511 YKB26-5271
AGND C525 0.047
R516
1K
R523 1.2K (J)
AGND C530
1000P
R526
1K
C518 560P
-15V
-15V
R605 1.2K (J)
1000P
3
AGND
IC512B +
AGND
C513
-15V
W313
+15V AGND
IC492B NJM5532L
R501 499 (1/4W)
AGND
TR604 2SD2227S
AGND +15V -15V
3
R494 1K
C529 1000P
+15V
R627 1.5K (J)
+15V
AGND AGND
100P
1
AGND
W313
C620 0.047
2
C526 0.047
7 8
C478 560P
-
7
R643
A-5V
100P
AGND
R525
-15V
16
HD74HC4052FP
C475
4
X0 X1 X2 X3
1K
10K
C476
AGND
IC609B NJM5532L
+
R493 1K
C523 0.047
1000P
3 S_MUTE
C397 560P
R492 1K
C509
8
L : MAIN
R476
R480
+15V
-
4
IC608 12 14 15 11
TR472 2SD2227S
+15V
J391 YKB26-5271 TR391 2SD2227S
C491 3300P
1
-15V
5
AGND
FX SEND 2 R484 1.5K (J)
R507 100
R509 100
+15V
10K (J)
H: NEAR
12K
IC493A OPA2134UA
+
-15V
C500 + 10/50
PCM1738E 10K
R403 1.5K (J)
C616 47/50
100 (J)
C504 10/50
R400
10K (J)
R620
R478
3
1K R619
1000P
R491 1K
AGND
4
R529 ADMCK R530
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1
R401 499 (1/4W)
1000P
R406
MONITOR MAIN R
-
AGND C410
100 (J)
-15V
-15V
-15V
100 (J)
R528 BTCK
3
AGND
-
R397 8.2K
4 R392 1K
7
4
6
R393 1K
IC393B OPA2134UA
8 5
C391 3300P
AGND
8
5 AGND
+15V AGND
AGND IC371B NJM5532L
R527 DA3
+15V
R482 499 (1/4W)
1
-
-15V
-15V
C473
8
C406 0.047 +15V
C401 0.047
+15V
R479 10K C482 0.047
AGND
4
1K
C392 1000P
8
R405
R395 1K R391 1K
-
C501 0.047
8
LRCK
C409 1000P
R477 8.2K C480 0.047
2
+15V R495 1K
IC505
-
-15V
-
7
IC472A NJM5532L
+
7
8 1
AGND
6
+
3
AGND
R481 499 (1/4W)
C510 1000P
3
AUX SEND 3,4 NDPD
4 DGND
7
-15V
A5V
IC393A OPA2134UA
C399 0.047
5
AGND
4
D3.3V
2
S_MUTE
+
C474 47/50
-
-15V
+15V
+
IC451B NJM5532L
4 R474 1K
+15V AGND
IC472B NJM5532L
IC493B OPA2134UA
+
R506
3
C481 0.047 +15V
B
J371 YKB26-5271
R381 499 (1/4W)
8
R389 100
C457 560P
+15V
R380
4
C383 0.047
R388 16K
TR451 2SD2227S
C378 560P
-15V
-15V
J451 YKB26-5271 R463 1.5K (J)
AGND
6
C485 0.047
+15V C379 + 10/50
100P
AGND
R387 100
8
+
C386 + 10/50
R472 1K
C490
6
1000P
10K
C456
1 NJM5532L
AGND C389
100P
C472 1000P
C524 0.047
PCM1738E C384 10/50
C385 0.047
-
8
SER2 SRCLK RCLK
C403 0.047
-15V
R379 10K C382 0.047
IC372A +
4
100 (J)
1
-
2
8
100 (J)
+
C471 3300P
7
8
C387 0.047 28 27 26 25 24 23 22 21 20 19 18 17 16 15
R377 8.2K
8
R409 ADMCK R410
-
3
AGND
7
-
4
100 (J)
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
R374 1K
+
6
+
R408
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
4
R407 DA0
1 2 3 4 5 6 7 8 9 10 11 12 13 14
R372 1K
5
AGND
C455
4
MONITOR MAIN
BTCK
2
IC373A OPA2134UA
8 3
IC385 100 (J)
R373 1K
A5V
NDPD LRCK
C371 3300P
C374 47/50
1
R382 499 (1/4W)
4
AGND
IC371A NJM5532L
+
1K
+15V
-
-15V AGND
IC372B NJM5532L
4
+15V D3.3V
3
+
R371 1K
8
1K
R456
R460
+15V
+15V +15V
C404 0.047 B
+
4
7
R386
12K
IC473B OPA2134UA
-
C372 1000P
R458
8
8
IC373B OPA2134UA
R375 1K
1000P
5 AGND
+15V
C390 1000P
C458 560P
-15V AGND
C453
C479 0.047
C489 1000P
+15V
-15V
TR452 2SD2227S
1
-15V
C381 0.047
R464 1.5K (J)
-
C486 0.047
6
FX SEND 1
1
-
R461 499 (1/4W)
1K
+
+
AGND
R485
5
C462 0.047
-15V
C483 0.047
1000P
2
DGND
2 R459 10K
-15V
-
C469
3
1000P
R366
R457 8.2K
3
AGND
7
-
+15V
S_MUTE
R363 1.5K (J)
-
+
R467 100
J351 YKB26-5271
100P
R452 1K
1
-15V
C460 + 10/50
PCM1738E C464 10/50
R360
AGND C370
R488
-15V
-15V
-15V
IC352A NJM5532L
100 (J)
R489 ADMCK R490
BTCK
3
7
-
R357 8.2K
C353 C365 0.047
C354 47/50
7
-
IC353B OPA2134UA R352 1K
+15V AGND
AGND
R351 1K
AGND
DA2
+15V
+15V
8
1K
C352 1000P
C361 0.047
1 2 3 4 5 6 7 8 9 10 11 12 13 14
IC453A OPA2134UA
+
6
1SS133
R355 1K
C366 0.047
6
2
5
AGND
1SS133
C369 1000P
+
C468 + 10/50
IC465 LRCK
R365
AGND
C467 0.047
C454 47/50
1
R462 499 (1/4W)
D611
+
AGND
5
3
AUX SEND 1,2 NDPD
IC451A NJM5532L
+
IC452A NJM5532L
D610
2
S_MUTE
DGND
AGND
2
IC452B NJM5532L
8
IC353A OPA2134UA
3
8
C451 3300P
TR602 DTA113ZSA
+15V
4
C452 1000P
4
DGND
R455 1K R451 1K
AGND
8
R349 100
4
AGND
1K
+15V
A5V
+15V
+15V
+15V
4
C343 0.047
R348 16K
8 A-5V
-15V
D3.3V C339 + 10/50
+15V A2.5V
DGND C461 0.047 C470 1000P
R466
A5V
A-5V
-
8
1K
C337 560P
4
R345
TR331 2SD2227S
R341 449 (1/4W)
R347 100
CD3.3V
A2.5V
R343 1.5K (J)
100P
A
D3.3V
4
A5V
C335
TR614 DTC114ES
7
8
1000P
-15V CD3.3V
8
8 1K
IC453B OPA2134UA
+
4
C349
3
D3.3V
8
6 R336
4
D3.3V
5
8
-15V
-15V
J331 YKB26-5271
4
+
100P
AGND
4
+15V
C336
C484 0.047
PCM1738E C344 10/50
+15V
12K
8
DA4
C346 + 10/50
10K
4
SER2 SRCLK RCLK
DA3
C363 0.047
R338
TR615 DTA113ZSA
+15V
R340
4
DA2
C345 0.047
AGND
1000P
TR607 DTA113ZSA
R641 10K (J)
DGND
8
DA1
C340 + 10/50
TR332 2SD2227S
C338 560P
-15V
-15V
C333
8
DA4
100 (J)
CD3.3V CD3.3V
R344 1.5K (J)
TALKBACK_ON
C342 0.047
-15V
-
-15V
C607 150P(K)
STEREO OUT L
1
-
8
DA3
DA0
28 27 26 25 24 23 22 21 20 19 18 17 16 15
R339 10K
R342 449 (1/4W)
CD3.3V
DGND
4
100 (J)
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
R334 1K
TR612 DTC114ES R607 100 (J)
8
100 (J)
R369 ADMCK R370
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
R332 1K
1
RGLE8_103J
HD74HC595FP
4
100 (J)
R368
1 2 3 4 5 6 7 8 9 10 11 12 13 14
+
-
R337 8.2K
IC332A NJM5532L
+
8
R367
-
2
4
DA2
2
IC345
BTCK
DA1
C348 + 10/50
6
3
AGND
7
8
LRCK
C347 0.047
1
+
TR613 DTA113ZSA
4
8 LRCK
DA1
DA0
3
STEREO OUT NDPD
2
IC333A OPA2134UA
5
AGND
SER2
9
CD3.3V R640 10K (J)
SER2
AGND IC332B NJM5532L
4
BTCK LRCK
ADMCK BTCK
R333 1K
A5V
4
ADMCK
C331 3300P
C334 47/50
QHS
TR606 DTA113ZSA CD3.3V
COM R R R R R R R R
+
AGND
IC331A NJM5532L
+
0.047
+15V
+15V
+15V
3
SAMPLE CLOCKS
VCC GND
1 2 3 4 5 6 7 8 9
DGND
TK0 TK1 TK2 TB_MUTE TB_ON HPSW
+
NDPD
D3.3V
A
C332 1000P
R331 1K
4
1K
C364
RCLK G
16 8
QA QB QC QD QE QF QG QH
CD3.3V
2-TRACK SENSITIVITY CONTROL
+
4 R346
SRCLK SRCLR
15 1 2 3 4 5 6 7
DGND
+15V R335 1K
G_CONT
+
S_MUITE
-15V
SER
C612 0.047 (Z)
C350 1000P
S_MUTE
12 13 CD3.3V
C341 0.047
+
NDPD
RCLK G_CONT
7
SRCLK RCLK
11 10
-
8
RCLK G_CONT
+
4
SRCLK
SER1
4
6 SER1
SRCLK
IC333B OPA2134UA
8 5 DAC CONTROL
14
8
RP601
IC604 SER1
7
+
2
8
1
TR511 2SD2227S
R521 499 (1/4W)
C517 560P
1
-
R626 100 (J)
4
C
R628 1.5K (J)
C
TR605 2SD2227S
-15V (J)
R644
R418
1K
C415
1000P
R425
1K
6
C416
+
R429 100
+
C533 47/50
R537 8.2K TR610 2SD2227S
100P
R532
J411 YKB26-5271 R423 1.5K (J)
100P
R547 TR411 2SD2227S
R421 499 (1/4W)
100K
+
8 R539 10K
C542 0.047
1SS133
1SS133
1SS133 D609
STUDIO OUT L R544 1.2K (J) TR532 2SD2227S
-15V AGND
R538
12K
R540
10K
C536
C535
100P
100P
J531 YKB26-5271
33K (J)
R543 1.2K (J) TR531 2SD2227S
IC531 C543
0.01
12 14 15 11
C417 560P R546 2.2K (J)
C538 560P
1 5 2 4 6 10 9
X0 X1 X2 X3 Y0 Y1 Y2 Y3 INH A B
X Y
R541 499 (1/4W)
13
A5V VDD VEE VSS
C537 560P
3 C539 0.047
R535 100K
16
R531 100K
7 8 A-5V
C540 0.047
AGND
1
H : T.BACK
AGND
4
-
1K
C432 1000P
C446 0.047 AGND
C431 3300P
R433 1K
6
8
IC433B OPA2134UA
+
R432 1K
7
4
C445 0.047
-15V
+
R434 1K
IC411B NJM5532L
C434 47/50
7
4
+15V
5
AGND
5
AGND
6 R437 8.2K
C440 0.047
-15V
+
-15V
IC432B NJM5532L
3
AGND
7
2
-
R439 10K C442 0.047
+
R442 499 (1/4W)
MONITOR NEAR R
C546
1 R444 1.5K (J)
-
TR432 2SD2227S
C433
1000P
R438
12K
R436
1K
C435
100P
R440
AGND
C438 560P
+15V 0.047
+
1
A2.5V
10K
C436
AGND
A5V
IC432A NJM5532L
-15V AGND
AGND
+15V
+15V
-
100P
J431 YKB26-5271 R443 1.5K (J)
AGND
C437 560P
C554
R565 47K
R631 2K
5
AGND
6
IC551A NJM4558L
R557 8.2K TR611 2SD2227S
47/50 3 2 R566 47K
C548 0.047 +
C547 2.2/50
R633 1.2K (J)
C545 AGND
TR431 2SD2227S
R441 499 (1/4W)
D
C450
C561 0.047
+15V
+15V AGND
8
R445
R435 1K R431 1K
+15V
L : FX3/FX4
C441 0.047
C439 0.047
C449 1000P
-15V
6
-
R542 499 (1/4W)
1
-
IC433A OPA2134UA
AGND
5
2
IC532A NJM5532L
+
AGND
HD74HC4052FP
2
7
-15V
R632 1.2K (J) R533
+
3
AGND
100K
-15V
+15V
3
6
7
AGND
5
AGND
8
R428 16K
+
R630 2K
-
AGND C419 + 10/50
+
C534 47/50
4
8 5
AGND
10K
AGND C429
8
8
12K
C544 0.01
C532 47/50
R427 100
S_MUTE
DGND
8
4 R416
1000P
IC551B NJM4558L
+
C423 0.047
C443 0.047
8
+
C426 + 10/50
R545 15K (J)
1 2 3 4
8
PCM1738E C424 10/50
C425 0.047
R420
P415
B4B-PH-A C413
-15V
C420 + 10/50
AGND
+15V
4
SER2 SRCLK RCLK
28 27 26 25 24 23 22 21 20 19 18 17 16 15
TR412 2SD2227S
C418 560P
-15V
-15V
8
100 (J)
VCC3 AGND2 Iout_LIout_L+ VCC2 VCC1 VCOM3 I_REF VCOM2 VCOM1 AGND1 Iout_R+ Iout_RMUTE
R424 1.5K (J)
-
4
100 (J)
RST ZERO_L ZERO_R LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CS
R419 10K C422 0.047
-15V
8
R449 ADMCK R450
BTCK
1 2 3 4 5 6 7 8 9 10 11 12 13 14
R414 1K
4
100 (J)
R412 1K
1
-
+
100 (J)
R448
+
R417 8.2K
-
+15V
TALKBACK SIGNAL
+
-15V
8
2
-
2
MONITOR NEAR L
1
IC532B NJM5532L
IC552B NJM5532L
3
AGND
7
2
-
R559 10K C562 0.047
IC552A NJM5532L
+
R562 499 (1/4W)
STUDIO OUT R
1 R564 1.2K (J)
-
TR552 2SD2227S
4
C428 + 10/50
4
R447
2
6
7
+
AGND
4
C427 0.047
IC425 DA4
R413 1K
IC413A OPA2134UA
8 3
MONITOR NEARFIELD
NDPD LRCK
C411 3300P
1
+
3
AGND
R422 499 (1/4W)
4
AGND
A5V
+
5
AGND
IC412B NJM5532L
+15V
+15V IC412A NJM5532L
4
+15V D3.3V
3
C414 47/50
4
C444 0.047
IC411A NJM5532L
+
1K
AGND
+15V
8
R426
C412 1000P
C541 0.047
+15V
+15V R415 1K R411 1K
4
4
C421 0.047 C430 1000P
-15V
D608
C618 47/50
1SS133
C617 47/50
7
-
D607
8
IC413B OPA2134UA
+
+
6
+
5
D606
+15V
-15V AGND
R558
12K
C555
100P
R560
10K
C556
100P
J551 YKB26-5271
AGND -15V
C558 560P
R563 1.2K (J)
0.047
TR551 2SD2227S
R561 499 (1/4W)
C557 560P
1000P AGND
1SS133
1SS133
D604
D605
CD3.3V
1SS133
AGND TR603 DTA113ZSA
HP_MUTE
D603
CD3.3V 1SS133
1K
D602
R446
TR601 DTA113ZSA
OP_MUTE
OPMUTE AGND
DPS24 PC ADDA SCHEMTIC DIAGRAM
NOTE : UNLESS OTHERWISE SPECIFIED ALL RESISTORS IN OHMS 1/6W(F) ALL CAPACITORS IN uF/50V(P=PF)(J) ALL ELECTROLYTIC CAPACITORS IN uF/V(M) ALL INDUCTORS IN uH(J)
1
2
3
4
5
6
7
8
D
