Schematic Diagram - Mb Board (2/9) - Sony HCD-GPX555 Service Manual

6-8.

SCHEMATIC DIAGRAM - MB Board (2/9) -

1 2 3
A
MB BOARD (2/9)
B
C
4
3
8
>001S 6
D
MB BOARD
5
(1/9)
(Page 30)
E
7
2
1
F
G
H
R743
100
I
R744
10k
J
K
HCD-GPX555/GPX888
• See page 51 for IC Block Diagrams.
4 5 6
C751
C754
0.1u
R817
10
1.4
1 BCK SCK 16
1.5
1.1
2 DATA FMT 15
1.4
3 LRCK MUTE 14
1.4
4 DGND DEMP 13
C696
C699
10u 5 NC TEST 12
0.1u
16V
5
C705
6 VCC ZEROA 11
10u
16V
2.5
7 VOUTL VCOM 10
2.5
2.5
8 VOUTR AGND 9
R763
R747
0 IC611
0
PCM1754DBQR
C689 C692
IC611
100p 100p
STEREO D/A
CONVERTER
C688 C697
10u 10u
16V 16V
R766 100 R770 10k
C708 47p
IC612
R767
OP AMP
2.7k
R745 R746
2.7k 2.7k
4.5
5 + 4
GND C709
R768
470p
4.5 2.7k
C686 C687
IC612
6 - + 3
820p 470p
R749 BA4558F
4.5
0
4.5
C707
7 OUT - 2
820p C724
R769
C685 4.5
0 10u 16V
9
47p
8 VCC OUT 1
4.5
C700 0.1u
R907
4.7k
R764 4.7k R765 4.7k
C701
C690 47u 6.3V C704
C698
10u 10u
10u 16V
16V 16V
C702 0.1u
MB BOARD (7/9)
7 8 9 10
>008S
MB BOARD (8/9)
(Page 37)
C695
C691
0.1u
10u 16V
R792
0
C726
R794
470u 6.3V
0
C752 C753
0.1u 0.1u 0.1u
R910 0
1.4
1 BCK
1.1
2 DATA
1.4
3 LRCK
4 DGND
C742
C744
10u 5 NC
0.1u
16V
5
6 VCC
2.5
7 VOUTL
2.5
GPX888 8 VOUTR AGND
R793 R798
IC615
0
0
PCM1754DBQR
C738 C740 IC615
100p
100p
STEREO D/A
CONVERTER
C737 C743
10u 10u
16V 16V
R813 100
IC616
R799
OP AMP
100 R806 R807
2.7k 2.7k
4.5
5 + GND 4
C746 C747 4.5
IC616
6 - + 3
820p 470p
R809 BA4558F
4.5
0 4.5
7 OUT - 2
R800 C745 4.5
9
10k 47p
8 VCC 1
OUT
4.5
R908
4.7k C757 0.1u
R811 4.7k R812 4.7k
C913
47u 6.3V C749
C758
10u
47u 6.3V
16V C756
C914 0.1u
10u 16V
C759 0.1u
>012S
(Page 36)
31 31
11 12 13
>004S
MB BOARD (1/9)
(Page 30)
CN851
9P
JL623
R859
1 IISD (data audio)
0
JL624
2 VDD
R851 0 JL625
3 AUDIO L/LRCK
R852 0 JL626 TUNER BOARD
4 CE (p con)
R853 0 JL627
R857
5 AUDIO R/BCK
0
JL628
GND
6
(Page 50)
R854 0 JL629
7 DA (for IIC)
R855 0 JL630
8 IIC/RDSI
R856 0 JL631
9 CK (for IIC)
GND (DGND)
>010S
D+3.3V
C741
MB BOARD
0.1u
AVDD+9V
JL618
GND
(Page 35)
JL617
AVDD+5V
DOUT0
DOUT1
DOUT2
ARAGON-BCK0
ARAGON-LRCK0
>011S
R822 10
R821 10
ARAGON-MCK MB BOARD
(Page 37)
R819
10
SCK 16
1.5
FMT 15
MUTE 14 DAC-MUTE
1.4
DEMP 13
TEST 12
C748
ZEROA 11
10u
16V
VCOM 10
2.5
9
GPX888
R818 10k
C764 47p
R825 GPX555
R814
0
2.7k
C765
R815
470p
2.7k
C763
R816 820p
0
C761
10u
16V
HCD-GPX555/GPX888
14 15 16 17
>009S
CN3001
(6/9)
(8/9)