D-Main Assy (5/5) - Pioneer N-50 Service Manual

1

10.6 D-MAIN ASSY (5/5)

A
127301119K2
(TAIKO)
REAR side
CN3001
AKP7278-1
1
ACRY
2
V+5R0_STB
V+5R0_STB 3
V+5R0_STB 4
GNDD 5
GNDD 6
GNDD 7
J AC_DET 8
ACWP 9
GNDD 10
GNDD 11
CN205
GNDUSB 12
GNDUSB 13
14
GNDUSB
15
V+12_D
16
V+12_D
B
17
V+12_USB
18
V+12_USB
V+12_USB 19
FRONT side
U_COM
B
1/5 - 4/5
100uF/35V
RVZ-35V101MG10U-R
C
V+1R2_NWVDD
GNDD
V+3R3_NW
GNDD
V+3R3_NW
D
GNDD
V+3R3_NW
GNDD
E
F
The > mark found on some component parts indicates the importance of the safety factor of the part.
B
Therefore, when replacing, be sure to use parts of identical designation.
5/5
54
1
2
V+5R0_STB
220uF/6.3V
MVG6.3VC220MF60TP
100uF/35V
RVZ-35V101MG10U-R
GNDD
V+12V_USB
GNDUSB
V+5R0_ST
2
3
V+5R0_ST
0
R3495(2125)
@DUMMY
L3028
NM
NM
L3049
@DUMMY
0
R3496(2125)
0
V+12V_D V+12V_DD
R3494(2125)
L3047
NM
@DUMMY
R3121
POW_NW
10
ATH7091
10u
!
L3039
L3051
ATL7010-A
!
C3126
0.1u/50
*R3156
POW_DSP
10
!
V+12V_DD
*L3052
ATL7010-A
*C3150
0.1u/50
N-50
3
4
R3108
10
ATH7091
10u
!
L3027
ATL7010-A
L3050
!
C3115
0.1u/50
NETWORK POWER BLOCK
V+3R3_ST
V+1R2_NW
R3026
DTC114YUA
Q3006
R3282
100k
10
GNDD
V+3R3_HHH
*R3159
4.7k
GNDD
10u
*L3046
!
GNDD
4
V+3R3_ST
GNDD
V+3R3_N
RTQ040P02
Q3001
1 6
D1 D4
2 5
D2 D3
3 4
G S
C3049
0.1u/16
GND
DSP POWER BLOCK
RTQ040P02
*Q3003
1 6
D1 D4
2 5
*R3023 D2 D3
3 4
G S
10k
*Q3011
*C3046
2SC4081(QR)
0.1u/16
*IC3011
S-1172B12-U5-TRB
GNDD