Cd/Mcu-Teil - Grundig OVATION CDS 7000 SPCD Service Manual

GRUNDIG Service
CD/MCU-Teil / CD/MCU Section
Blockdiagramme S. 3-22 / Block Diagrams P. 3-22
TO MAIN PCB
CN704
M8V
M8V
5
L701
4
GND
3
26uH
S8V
2
USB 5V
1
Q703
S8V
to CN303 8050
p.3-3
220u
180
C777
R769
C776 C779
100n
100u
C778
47u C790 ZD702
10n 5V6
TO MCU PCB
OPEN
CLOSE
GND
BUS3
BUS2
BUS1
BUS0
BUCK
CEE
RST
MCU
TO MCU PCB
SRMSTB
DRST
SDA
SCL
DREQ
C759
P713
10n
SCKI
DATA
BCKB
LRCKB
GATE
to CN901
DREQ
p.3-13
URST
GND
USB 5V
UART_RX
UART_TX
URST
CN708
UART_RX
UART_TX
R763
10
MCU
Q702
5V 3V3
9013C
180
C780
R770
C783
100n
100u C782
100u
C781 4V3
47u
C791 ZD701
10n
CN707
TRAY-OUT
1
TRAT-IN
2
Door Motor
OPEN
CLOSE
GND
D706
BUS3
4148 D705
BUS2
4148 D704
BUS1
4148
D703
BUS0
4148
BUCK
CEE
RST
R752 R751
R750 R749
33K 33K 33K 33K
DECODE END
MODE SW
DRST
SDA
SCL
DREQ
P715
BCK
R791
100K
R762
100
R776
1K
10
R775
1K
9
P711
R774
1K
8
SPDIF
R773
1K
7
6
IC709
14 1
5 SCKI LRCIN
4
13 2
FORMAT DIN
3
12 3
2 DEEMPH BCKIN
1
11 4
NC NC
10 5
MUTE CAP
9 6
VOUTL VOUTR
8 7
VDD GND
WM8725
C762
C760
C761
100n
100u
R764
5K6
C763
4u7
C765 C766
1n2
1n2
C733
15P
R789
1M
P712
R744
C734
MCK
15P
100
R772
0
R743
10
C732
C731
100n
100n
49
DVSS3-1
50
RO
R745
51
DVDD3
22
52
DVR
53
LO
54
DVSS3-2
55
ZDET
56
VSS5
57
BUS0
58
BUS1
59
BUS2
60
BUS3
61
BUCK
62
CCE
63
RST
R746
64
VDD5
10K
C729
C730
100n
1u
R748 R747
2K7 2K7
P714
LRCK
P716
17
SDi1/DATA
18
BCKiB
19
LRCKiB
100n
20
TXo
C758
21
VDD
22
CKi/iRO/FiO
R757
23
VSS
24
SDi2/PIo0
25
SDi3/Pio1
26
Pio2
27
Pio3
28
BUS3/Fi1/Pio4
29
BUS2/Fi2/Pio5
30
10u
BUS1/Fi3/Pio6
31
BUS0/Pio7
32
SDo1/L
R765
5K6
4u7
C764
3 - 
OVATION CDS 7000 SPCD
R793
3K3
C728
100n
AOUT
100n
C745
C747 C746
100n
VCCi
VSSP
MiMD
TEST
VSSX
VDDX
CKo/AD16/Po13
VDD
TC94A34F-002
C756 C795
47u
100n
100n
C757
R758
10K
TRO
P710
R783
15K
47n
47n 47n 4
C736 C739 C740 C741 C
C735
470P 470P
R740
5K6
C737
IC704
100n
C738
32
TEZI
33n
31
TEI
30
SBAD
29
FEI
33n
28
RFRP
C720
P70
27
RFZI
F
R739
26
RFCT
10K
25
AVDD3-1
C721
4n7(M)
24
RFI
C722
23
SLCO
10n
22
AVSS3
C724
21
VCOF
10n
20
PVREF
19
LPFO
C725
R738
15K
18
LPFN
15n
17
TMAX
2M2
R737
R736
470K
TC94A14FA
R735
R734
5K6
4
R732
C726
47P
10K
R733
10K
R761
10K
D1V5
100n
C748
IC705 C749
100n
2n2
64
R760 220
63
62
10n
61
C750
60
59
Xi
R759
2M2
58
Xo
L704
57
10uH
56
C755
C754
100n
55
100n
54
VSS
53
Po0
52
Po1
51
Po2
50
Po3
49
Po4