Mystery MCD-675MPU, MCD-655 Schematics SERVO
D
USBIN
UDM
USB5V
8
R89
100
220K
R90
120K
100K
15K
15K
R70
R69
U2
LD1117-3.3V
CON6
CON2
DB2
CAS
CAS
DQ2
DRAM-16M
DQ1WERAS
WEB
DB1
DB6
I/O15
VSSQ
I/O2
VSSQ
DB1
10U
683
C28
220K
56K
R9
391
R10
104
104
FB320
R91
8050
Q7
C72
L8
22uH
100K
C71
104
C64
104
3
C63
100U
Vout
GND
2
Vin
C65
100U
1
C62
104
C66
A9A8A7A6A5
A4
131415161718192021222324
A4A5A6A7A8
A9
QE
A11
A10A0A1A2A3
R3.3V
RAS
DB5
DB2
104
A3A2A1A0A10
R3.3V
DB4
DB3
DB2
DB1
DB0
I/O10
I/O11
I/O12
I/O13
I/O14
VSSQ
VCCQ
I/O3
I/O4
VCCQ
I/O5
I/O6
VSSQ
I/O7
101112131415161718192021222324
DB3
DB4
DB5
DB6
DB7
R3.3V
VREF
SLO
R27
15K
C29
R25 33K
R26
120K
103
222
C13
68K
R11
47K
C12
333
C11
47U
Q1
R1
10
C1
47U
R88
39
7654321
R68
R6739R66
1
2
DB3
VSS
DQ3
VCC
DQ0
123456789101112
IC4
DB0
R3.3V
DB7
50
VSS
I/O16
VCC
I/O1
123456789
IC3 SDRAM-1X16M
DB0
R3.3V
C27
R23
22K
C26
R24
TEO
C7
391
FEO
C10
C9
C8
VREF
3.3V
L1
TO MAIN PCB
R93
22
SDDET
MSCLK
SD3.3V
DBGDATA0
DBGDATA3
SDCMD
SDCLK
R92
22
IC6
36
C73
820P
104
C67
104
Y2
12MHz
R45
C68
22P
VCC VSS
DRAM-16M
R3.3V
UDQM
CLK
NC
I/O9
CLK
VCCQ
UDQM
I/O8
VCCQ
LDQMWECAS
LDQM
R3.3V
WEB
CAS
IC1
R28
150K
252627282930313233343536
C14
102
8550
1234567891011121314151617
VCC
VREF
CON1
PLLVDD
HOST_INT
373839404142434445464748
PLLFILTER
PLLVSS
UVSS
UDP
UDM
UVDD
XTALI
XTALO
USB_LED
MS_CLK
TEST
NRESET
123456789
R46
OPEN
1M
CKE
CKE
RASCSBA
RAS
SPO
C30
R29
R2
GND
R47
22P
MADDR
51F_RST
DB4
A9
A8A4A5A6A7
A9
NC
A10A0A1A2A3
BABAA10A0A1A2A3
474
C39
LOCK
EFM
R30
10K
103
R31 10K
100K
SPO
EFM
ASY
SPM
SLM
LOCK
SLO
SLP
TEM
TEO
TEM
FEO
GND
TZC/SSTOP
TEIO
LPFT
ATSC
LDPDACBDFEDCB
373839404142434445464748
68KR468KR568KR668K
150K
R3
R7
150K
E
F
BCD
A
HOST_RDY
DATA0
2728293031323334353637383940414243444546474849
A4A5A6A7A8
WDCK
MD
22
R48
R3.3V
WDCK
SIL9226
C15
VSS1
VDD1
HOST_IN
HOST_OUT
DATA1
DATA2
DATA3
DATA4
22
22
R4922R5222R5322R51
R50
SDRAM 16M
VCC VSS
25 26
L5
3.3V R3.3V
MDATA
MLT
RESET
MLT
CLVI
RESET
MDATA
MCP
DCCI
DCCO
222
C2
222
R8
82
VR
LD
FO-
GND
TMC51F
22
C41
MCLK
C16
MOST_CLK
DATA5
47U
C40
FB320
SSP_S
MCK
VREF
103
TR-
USB_DET
DATA6
R54
104
1314 1516 171819 202122 2324
ISTAL
EQC
C17
TR+
VSSF
SD_DET
DATA7
VDD0
101112
22
S3.3V
CONTOL
PCMCS
SMDP
R32
TGU
ESI
FGD
FLB
FSET
FRSH
VCC
EFMI
EQ0
EQ1
RFO
RFM
104
FO+
SERVO-LED
C
2526272829303132333435
VDDF
EXHV
VSS0
NPCMCS
R55
PCMCS
DECINT
MCS
MWE
MRD
MDATA0
DEMAND
R33
20K
S1L9226
123456789101112
R13
C18
R12
22
SMDS
C74
8K2
C31
4U7
C20
102
C19
472
C21
C22
4K7
820
R96
2K2
USB_RDY
USB_DATA
R95
1K
R94
2K2
104
SD_CLK
SD_CMD
DBG_DATA3
DBG_DATA2
DBG_DATA1
DBG_DATA0
DBG_DAT
DBG_CSB
DBG_CLK
DEBUG
DEMAND
NMWR
C69
104
IC5
C42
CAP
R40
12K
C32
474
333
C36
R34
C35
C34
C33
9P
R14
8P
C3
10K
1314 1516 17 1819 2021 2223 24
51525354555657585960616263646566676869707172737475
TMC51F
R35
104
12K
104
104
104
R15
C4
R71
R5622R58
MWE
1M
220K
47U
USB_IN
D7
4148
Q9
8550
D6
22
22
22
R73
R72
22
22
22
R5722R60
R59
D3
DECINT
DEMAND
MRD
MADDR
MCS
DB1
DB5
DB6
DB7
DB0
DB0
DB7
DB6
DB5
DB4
FRAMSYNC
DECINT
/MCS
/MWE
/MRD
/MADDR
MDATA0
MDATA1
MDATA2
MDATA3
INTVDD1
INTVSS1
MDTA4
MDTA5
MDATA6
MDATA7
HIFSEL
PADVDD1
PADVSS1
/PCMCS
DEMAND
LKFS
DATXO
C2PO
RFCK
MNT0
MNT1
MNT2
767778798081828384858687888990919293949596979899100
C23
103
104
C6
104
C5
4148
22
USB_RDY USB_DATA
R74
DB1
MNT3
4148
DB2
DB2
MNT4
SMEF
VREF
FOTRTR+
FO+
DB3
C37
47U
Q3
DB3
MNT5
FO-
FO+
FEO
8V
OPMTR
SLO
CLMTR
5V
R75
3.3V
CONTOL
INT_DVSS0
INT_DVDD0
XIN
XOUT
Q8
8550
USB_IN
51F_RST
10K
R76
10K
8550
D4
SSP_S
LDQM
WEB
CAS
/DRW
LDQM
INTVDD2
INTVSS2
Y1
16.9344MHz
R36
1M
27P
C38
R37
R17
R16
/CAS
RESETB
R77
Q4
4148
RAS
/RAS
S5L9279
EFMI
RESET
100
1K
100
BA0
ISTAT
10K
R78
10K
8550
BA1
MCLK/C4M
27P
EFM
B
USB_CLK
USB_DATA1
USB_DATA0
USB_RDY
USB_IN
CON9 USB-33P
R97
1K
R82
10K
R81
R80
R79
A10A0A1A2A3A4A5
ADDR10
SDAT
DSP_S
R87
104
103
C75
C76
R86
R85
R8410K
R83
Q5
8550
D5
4148
DSP_SSCOR
ADDR3
ADDR2
ADDR1
ADDR0
PADVSS0
PADVDD0
WFCK
SBCK
S0S1
SMEF
SMON
SMDP
SMEF
SMDS
SMDP
IC2
1234567891011121314
DECINT
S/P_CON
51F_RET
R98
100K
1K
220K
2K2
2K2
10K
10K
10K
A6
2627 2829 303132 333435 3637 383940 4142 434445 464748 4950
ADDR6
ADDR5
ADDR4
SMDS
WDCK
LOCK
WDCK
LOCK
KA9259
DO1.1
DO1.2
DI1.1
DI1.2
REB
REO
MUTE
GND
DI5.1
D12
DO2.1
DO2.2
GND
DI5.2DO5.1
MCS
DSPSENS
SSPSENS
2324252627282930313233
R99
CLMTR
MCS
S5L9279
ADDR7
ADDR8
ADDR9
ADDR11
ADDR12
CKE
XSCLK
UDQM
TEST3
TEST2
TEST1
TEST0
LCH-OUT
DACVHALF
DACVDDA
DACVRFE
RCH-OUT
DACVSSA
DACVSSD
DACVDDD
FIN
PLLVSSA
VCO2LF
PLLVDDA
VCO1LF
1 2 3 4 5 6 7 8 9 10 1112 13 141516 1718 1920 2122 2324 25
C43
122
KIA9259
CLMTR
1K
R100
1K
MLT
RESET
MWE
MCLK
MDATA
OPMTR
C70
104
A7
LIMIT_SW
A8
A9
CKE
CLK
UDQM
L6
3
C44
C45
122
122
Vout
Vin
1
3.3V
GND
DO4.2
DO4.1
DI4.2
DI4.1
VREF
VCC2
VCC1
LD-CTL
D13
DO3.2
DO3.1
DO5.2
15 16 17 18 19 20 21 22 23 24 25 26 27 28
2
CON2
EJ_S
CLSW
MRD
MADDR
FB320L7FB320
GND
R20
100
R19
220K
R18
100
1
LD_S
MDATA0
C58
C57
C54
C56
C55
C46
C47
CON2
C48
U1
2
CON3
Q6
100U
C49
10111213141516171819202122
R101
8550
D1
10U
104
10U
10U
10U
100U
104
104
LD1117-1.8V
1
2
1K
4148
C59
C50
C25
C24
CON2
MP3DATA0
MP3DATA1
MP3MLT
LIMITSW
LOAD_SENS
EJECT_SENS
CLSW
RESET
MP3CLK
MLT
MDATA
MCLK
OPMTR
R-CH
MSCOR
D2
104
100U
C51
104
L2
104
220U
CON4
L-CH
S-GND
SCOR
FB320
L3
4
GND
4148
C53
C52
FB320
R22
R21
123
A
5V8V3.3V
123456789
Number RevisionSize
VRCD400-SDU-SERVO-SCH
A3
100U
104
47K
47K
L4
R65
R64
R63
R62
R61
S3.3V
CON4
47K
10K
2K2
10K
10K
Q2
FB320
TR-
TR+
TEO
VREF
8V
LIMIT_SW
5V
SPO
CON5
Title
8550
R44
R43
C61
C60
R42
R41
SW1
CLSW
EJ_S
3.3V8V5V
100K
1K
SW SPST
R38
LD_S
123
Date: 28-Mar-2006 Sheet of
File: D:\LIZHIYONG\MP3\MP3.Ddb Drawn By:
1K
100K
152
152
LED
IR2
IR1
LED
47K
R39
100
1 2 3 4 5 6 78
CON3
D
C
B
A
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