Sony HCD-PZ1D - Schematic Diagram - MIC, HP, USB Section

HCD-PZ1D
HCD-PZ1D
5353
5-19. SCHEMATIC DIAGRAM - MIC, HP, USB Section -
• See page 68 for IC Block Diagrams.
B
4 101
F
A
932
E
D
8
C
67
G
5
(2/3)
BOARD
MAIN
H
CN101
R
BOARD
AMP
CN407
E
BOARD
DMB19
(1/4)
CN1105
Q
CN803
FRONT
BOARD
IC B/D
94.5
0.3
2
2.5 2.5 2.5 2.5 2.5 2.5
5.1 5.2 2.5 2.5 2.5 2.5 2.5
1.8
1.2
5.2
4.5 4.5 4.1
4.5 4.1
MIC BOARD
USB-LED BOARD
IC781
IC871
CL790
CL789
CL788
CL787
CL786
MC2840-T112-1
D797
CL792
CL793
CL794
CL791
i
0.1
C796
47
R791
47
R794
47
R792
47
R793
1000p
C791
1000p
C792
C793
0.1
4P
CN798
1
2
3
4
0R796
MAZ8068G0LS0
D795
MAZ8068G0LS0
D796
CL797
CL799
CL798
CL796
CL781
1k
R874
CL785
CL782
CL784
680pC875
CL783
FB885
0.1
C870
FB884
10k
R883
0.01
C887
100kR873
8765
4321
NJM4558V-TE2
IC871
MIC AMP
GND
VCC
1000pC876
R872
68k
C872
220p 1k
R871
1k
R875
680p
C879
100k
R876
C880
220p
15k
R877
100p
C881
150k
R878
C871 0.1 C885 0.1
2.2kR880
2.2k
R879
220k
R894
4.7k
R893
220k
R895
R891
330
150
R892
100k
R896
10k
R897
50kRV891
16 15 14 13 12 11 10 9
87654321
BU9253FS-E2
IC781
MIC ECHO AMP
GND ECHO VOL BIAS DA IN DA OUT LPF IN LPF OUT MIX OUT
MIX IN
LPF IN
LPF OUT
AD OUT
AD IN
VCC
MUTE
CR
15k
R783
0.01
C785
3300p
C786
4.7k
R782
0.47
C784
0.1
C899
10k
R781
0.033
C783
D780
MAZ8051GMLS0
R780
330
R790
330
0.1C781
39k
R789
22k
R788
0.033
C789
4700p
C788
8.2k
R786
10k
R787
22k
R785
22k
R784
0.01
C787
C790
100p
2.2k
R799
50k
RV795
1
2
3
4
5
5P
CN781
A-GND
MIC_SCORE
MIC_SIGNAL
MIC+9V
MIC_DET
R882 5.6k
R881
10k
J871
E
EP795
E
ET870
E
ET899
2SC4154TP-1EF
Q891
BUFFER
50V
2.2
C891
50V
2.2
C892
50V
2.2
C882
50V
10
C878
50V
0.22
C890
50V10C884 50V10C883 50V10C886
50V
10
C873
50V
10
C877
10V
220
C795
10V100C780
35V
22
C782
0R795
NO799
5P
1
LED GND
2
LED GND
3
LED+9V
4
USB BLUE LED
5
USB RED LED
1
2
3
4
4P
NO796
GND
D+
D-
VBUS
C874
470p
1
2
3
4
4P
NO791
HP-L
HP-GND
HP-R
HP_SW
470
R721
C721
0.01
CL722
CL723
CL724
CL721
SELG6E14CTP5
D721
(BLUE)
820
R724
470
R722
1L434FV22D0TDF01
D722
(RED)
820
R723
USB RED LED
USB BLUE LED
LED+9V
LED+9V
USB RED LED
USB BLUE LED
LED+9V
LED+9V
(USB)
(USB)
(CHASSIS)
(CHASSIS)
(CHASSIS)
VBUS
D–
D+
GND
MIC
J791
MIC LEVEL
LEVEL
ECHO
(CHASSIS)
(CHASSIS)
(CHASSIS)
(Page 50)
(Page 64)
(Page 44)
(Page 57)