Digital Main Assy (11/11) - Pioneer SC-68 Service Manual

1

10.19 DIGITAL MAIN ASSY (11/11)

A
CN9501
B7B-EH
V+5R6_EV
1
V+5R6_EV
2
T
V+5R6_EV
3
GNDD
4
GNDD
JP51 5
GNDD 6
RYAC 7
GNDD
B
GNDD
V+5R6_DDD
L9529
ATL7010-A
L9528
NM
C
V+5R6_DDD
L9532
ATL7010-A
L9531
NM
D
V+3R3_DSP
E
GNDD
V+5_HD
GNDD
V+5R6_DDD
GNDD
F
G
11/11
126
1
2
V+5R6_EV V+5_EV
D9504
1SS355
V+5R6_DDD
GNDD
GNDD
R9460
120
!
IC9520
GNDD
C9408
1 8
1608 BST SS
9
0.1u/50
2 7
FIN
VIN EN
3 6
SW COMP
4 5
GND FB
L9527
10u
BD9328EFJ
ATH7092-A
GNDD
R9468
120
!
IC9522
GNDD
C9421
1 8
1608
BST SS
9
0.1u/50
2 7
FIN
VIN EN
3 6
SW COMP
4 5
GND FB
L9530
6u
BD9329EFJ
ATH7087-A
GNDD
V+3R3_HHH
GNDD
V+1R2_HD
V+1R2_D2
GNDD GNDD
V+1R3_PP
GNDD
V+1R8_HHH
V+1R5_EM
GNDD
2
3
V+3R3_HHH V+3R3_EM
(1608) NM
R9401
R9402
NM
(1608)
GNDD
L9402
ATL7010-A
(2125)
R9539
NM
(2125)
MID-H_Other ONLY
*C9578
NM
1
2
*L9405
GNDD
ATL7010-A
(2125)
R9555
NM (2125)
R9540
(2125)
NM
EXCEPT MID-H_Other
MID-H_Other ONLY
*C9577
NM
1
GNDD
*L9403
ATL7010-A
(2125)
R9543
NM (2125)
R9564
NM (2125)
EXCEPT MID-H_Other
G
2/11, 4/11, 6/11
7/11, 9/11, 10/11
CONT_EV
V+5R6_EV V+5_DSP
GNDD GNDD
V+1R2_D1
GNDD
V+3R3_NW V+3R3_OS V+5_F
GNDD GNDD
GNDD
V+3R3_EM
GNDD GNDD
SC-68
3
4
EMMA Power Block
V+3R3_HHH
2SC4154-11(EF)
R9437 R9436
NM 22k
V+1R8_HHH
R9407
NM
1stDSP POWER BLOCK
V+3R3_HHH
GNDD
V+1R8_DSP
*L9407
NM
3
(2125)
V+1R8_DSP
GNDD
GNDD
V+1R8_HHH
*L9408
3 NM
(2125)
2
GNDD
HDMI POWER BLOCK
V+5R6_EV
!
IC9511
S-1170B50UC-OUJ
L9512
ATL7010-A
(2125)
GNDD
V+3R3_HHH
NM
R9472
V+1R8_HHH
! IC9523
1
VOUT VIN
2
VSS1 VSS2
3
ON/OFF
S-1172B12-E6
GNDD
R9480
GNDD
100
V+5R6_DDD
R9486
NM
!
IC9524
1608
C1965
1 8
BST SS
9
0.1u/50
2 7
FIN
VIN EN
3 6
SW COMP
4 5
GND FB
BD9328EFJ
GNDD
4
!
RTQ040P02
Q9507
1 6
D1 D4
2 5
Q9508
D2 D3
R9439
3 4
G S
10k
C430
0.1u/16
!
IC9515
1 6
VOUT VIN
2 5
VSS1 VSS2
3 4
ON/OFF NC
S-1172B15-E6
GNDD
IC9510
!
NJM2846DL3-33
V+5R6_DDD
R9409
10
MID-H
ONLY
GNDD
!
IC9518
1 6
VOUT VIN
2 5
VSS1 VSS2
3 4
ON/OFF NC
S-1172B12-E6
GNDD
V+5_HD
V+1R2_HD
6
5
4
NC
GNDD
L9533
L9406
ATH7092-A ATL7010-A
(2125)
10u
R9483
NM
(2125)