DX-7555
SCHEMATIC DIAGRAMS-1
DX-7555
A
1
2
3
4
5
B
C
D
E
F
G
H
DACLRCK
DACDATA
DACBCK
CDSCORI
VDD_CPU
VDD_CPU
CDSVSO
CDSVCK
CDSVRE
FLASHHS
FLASHCK
FLASHO
FLASHRST
FLASHI
VDSPD3.3V
CDDATA2
IREQ
C2PO
MNT2
MNT1
MNT0
FLASHVPI
VDD_CPU
CDOPENSW
CDCLOSESW
RFAC
VC
VDDC1.8V/2.5V
VDSPD3.3V
DOUT
ACM_H
ACM_L
5V
CDSVRST
VDDC1.8V/2.5V
HP_-B
VDSPD3.3V
+B_R
+B
+B_L
D+3.3V
ACLOCKADJ
ACLOCKADJ
ACK_1
CDFOK
CDSCORI
ACK1
CDRESET
CDXLAT1
CDCLOK2
CDCLOCK_1
CDDATA_1
CDDATA2
CDOPEN
CDCLOSE
CDCLOSESW
CDOPENSW
CDSVRQ
CDSENS_1
CDDATA_1
IREQ_1
CDSVRQ
CDSVCK
DAC_SDO
DAC_RST
CDFOK_1
CDCLOSESW
CDOPENSW
CDCLOSE
CDOPEN
CDXLT_1
EXCLK
EXCLK
CDANAMUT
CDSVRQ
EXCLK
SO_1
SI_1
CL_1
REQ_1
ACLOCKADJ_1
SYS_+5V
CDRESET
REQ
SYS_GND
CDSVRQ
CDSVAK
CDSVRST
BACK_UP_EV5V
K0_1
REMO_IN_1
INT_K0_1
test
CDSVAK
CDSVRE
CDSVRST
RST
RI_OUT
RST
RI
HP_MUTE
HP_OUTR
MUTE_-B
AMUTE
MUTE_R
HP_MUTE
VSW_CPU
EV_GND
EV+5V
BACK_UP_EV5V
STBY_LED
REMO_IN_1
P-SUPPLY
MUTE_L
5V
FL_AC_L
FL_AC_H
FL_AC_H
FL_AC_L
5V
SRDR
TFDR
TRDR
FFDR
FRDR
SSTOP
SP-
SP+
SL+
SL-
VDDM
CDFOK
LD
E
F
A
B
C
D
SSTOP
PD
VCONT_MPU
VD+3.3V
+3.3V
DSP_+8V
VSW8V
LD-
LD+
AVD1_+3.3V
XTAI
CDSENS
ACK
VC
-B_R
test
REQ_1
SO_1
SI_1
CL_1
OP_+8V
K0_1
ACK_1
BACK_UP_EV5V
P-ON
EV
EV_GND
VC
VDDPIC
SUB_RST
SUB_CL
SUB_SI
SUB_SO
EV_GND
SUB_REQ
REMO_IN
LED
K0
INT_K0
-VDISP
-VDISP_GND
FLAC1
FLAC2
VDDPIC
CDSVSI
CDXLAT_2
CDXLAT_1
SFDR
-B
-Vdisp_C
STBY_LED
DAC_LAC
DAC_CLK
CDSVRST_1
CDSVSI
CDSVCK
CDSVSI
CDSVSO
AC_-VDISP
AC_-VDISP
PDSENS
PDSENS
B
D
F
LD
PD
E
A
C
CDRESET
TFDR
TRDR
FRDR
FFDR
SL+
SL-
SP-
SP+
CLK2V
DAC_SCLK
5V
EV+5V
CLK3.3V
MUTE_+B
REQ
CDRESET
OP_+8V
OP_+8V
OP_+8V_1
MUTE_+B_1
MUTE_+B
A+5V
VDSPD3.3V
B
B
SUBRST_1
SUBRST_1
TR+
TR-
FO+
FO-
FLASH_VPI
GNDD
GNDD
GND_CPU
GND_CPU
GNDD
GND_CPU
DSP_GND
DIS_GND
GNDD
MUTEGND
GND_CPU
MUTEGND
SUB_GND
-VDISP_GND_1
DIS_GND
GNDD
LD_GND
GNDD
GNDD
GNDM
DGND
DSP_GND
DIS_GND
GNDD
GND
GND
GNDM
GND_CPU
GND_CPU
P_GND
EV_GND_1
EV_GND_1
GNDM
DIS_GND
-VDISP_GND_1
MUTE_GND
GNDM
APGND
DGND
APGND
MUTE_GND_1
-VDISP_GND_1
GNDM
INT_K0_1
CDCLOCK_1
CDSVRE
CDSVSO
MUTE_GND_2
MUTE_GND_2
MUTE_GND_3
+5V
GND_D
DOUT_1
P-ON
K0_1
DAC_LAC
DAC_RST
DAC_SDO
DAC_CLK
RI_IN
P-OFF_1
P-OFF
P-OFF
-B_HP
+B_HP
AOUTL
AOUTR
HP_+B
A_GND
HP_OUTL
HP_-B
P_GND
CDCLOK_2
CDDATA_2
JL0002
JL0001
JL0004
JL0003
TRACKING
LD
VR
FO-
E
D
A
B
C
F
2.5V
5V
VC
+5V
LD-G
PD
FOCUS
TR-
TR-
FO+
INSW
LD+
LD-
DGND
OUTSW
M
pick short terminal
SSTOP
3.3V
SL-
SL+
SP-
SP+
M
M
5V
Back up circuit
RI
DIGITAL OUT
no saving mode
<UJJ> Only
0
R3005 NC
C3014 104 NC
UJJ ELSE
U3002
NC
NC
R3006 0
CXD3014AR
CXD3014R
R8057
R8060
0 ohm
0 ohm
NC
NC
C2035 NM
R2046
15K
C2034 102
C2033 NM
C2005
104Z
TP2003
MIRR
TP2004
DFCT
TP2001
COUT
TP2005
LOCK
5
R1038
100
C1019
P2004
1
CPUGND
2
CDSVSO
3
CDSVSI
4
CDSVCK
5
RST
6
EV5V
7
Vpp/test
8
NC
P2001
Error_Rate
1
2
3
4
5
6
C1016
R1017
1K
R1018
10K
R1020
C1014
C1013
R1008
10K
R1007
10K
1.5 to 1.6
TP2006
R2056
3.3K
R2051 10K
R2052
470K
C2046
332
R2060
15K
3.3
R2062
470K
C2061
101
R2036
0
C2011
104Z
C2016
104Z
R2014
22
R2015
22
C2028
104Z
R2028
10K
R2026
0
P7002
1
2
3
4
5
6
7
8
C9021
470/16
+
C4011
332
C8009
104Z
R8047
100
R1067 1K
R1070 1K
R1064 1K
D1001
1SS355
R1049
390
C8008
104Z
TP1001 CDRW
C9025
104J
5
R4066
560K
R2048
0
R2049
0
R2050
0
R2044
15K
R2043 0
R2045 0
R2041
0
R2040
0
3.3
R2019
0
P001B
1
2
3
4
5
6
C3009
C3010
C3008
C3001
224
C3013
104
C3012
330/16
+
Q8003
RN1407
Q3001
74HCU04AF
7
GND
6
5
4
3
2
11
4
VCC
13
12
11
10
9
8
Q1002
TC7WT241FU
1
G
2
A1
3
Y2
4
GND
5
A2
6
Y1
7
G
8
VCC
Q1003
TC7WT241FU
1
G
2
A1
3
Y2
4
GND
5
A2
6
Y1
7
G
8
VCC
Q1004
TC7WT241FU
1
G
2
A1
3
Y2
4
GND
5
A2
6
Y1
7
G
8
VCC
Q8004
S-80145CLMC
3
NC
2
VSS
1
DS
5
VCC
4
OUT
Q8002 BR93L56F-WE2
5
DI
6
DO
7
GND
8
NC
1
NC
2
Vcc
3
CS
4
SK
Q1005
TC7WZU04FU
5
6
7
8
VD
1
2
3
4
GND
Q2001
BD7931F
1
VCC
2
M+
3
M-
4
POWGND
5
PREGND
6
CONT
7
REV_IN
8
FWD_IN
Q2003
CXD3014R
31
MIRR
32
DFCT
33
FOK
34
DVSS4
35
DVDD5
36
DVSS5
37
LOCK
38
MDP
39
SSTP
40
IOVSS4
41
SFDR
42
SRDR
43
TFDR
44
TRDR
45
FFDR
46
FRDR
47
IOVDD1
48
AVD1
49
AVS1
50
E
51
F
52
TEI
53
TEO
54
FEI
55
FEO
56
VC
57
A
58
B
59
C
60
D
61
AVD2
62
RFDCO
63
PDSENS
64
AC_SUM
65
EQ_IN
66
LD
67
PD
68
RFC
69
AVS2
70
RFACO
71
RFACI
72
AVD3
73
BIAS
74
ASYI
75
ASYO
76
VPCO
77
VCTL
78
AVS3
79
CLTV
80
FILO
81
FILI
82
PCO
83
SRAMVSS1
84
SRAMVDD1
85
SRAMSTB
86
DVDD1
87
DVSS1
88
TEST1
89
DATA
90
CLOK2
91
VSS2
92
VDD2
93
TEST2
94
TEST3
95
TEST4
96
TEST5
97
TEST6
98
DVSS2
99
DVDD2
100
IOVDD2
101
DOUT
102
TEST
103
TEST
104
IOVSS2
105
PLLAVD
106
PLLAVS
107
XVSS
108
XTAO
109
XTAI
110
XVDD
111
AVD4
112
AOUT1
113
VREFL
114
AVS4
115
AVSS
116
VREFR
117
AOUT2
118
AVD5
119
IOVDD3
120
IOVSS3
1
LRCK
2
LRCKI
3
PCMD
4
PCMDI
5
BCK
6
BCKI
7
XTACN
8
XRST
9
DVSS3
10
IREQ
11
CLOK
12
DATA2
13
XLAT2
14
REQ
15
ACK
16
XLAT
17
DVDD3
18
SRAMVSS3
19
SRAMVDD3
20
SENS
21
WFCK
22
XUGF
23
XPCK
24
GFS
25
C2PO
26
SCOR
27
DVDD4
28
COUT
29
SRAMVSS4
30
SRAMVDD4
Q4005
NE5532AP
6
5
7
Q4002
NE5532AP
3
2
1
P2005
8
NC
7
Vpp/test
6
EV5V
5
RST
4
CDSVCK
3
CDSVSI
2
CDSVSO
1
CPUGND
Q7003
2SD1644
Q7002
2SD1644
Q9005
UPC29M33HF
2
G
1
I
3
O
Q2005
MPD120N25T1B
1
O
3
I
2
G
D9005
RL1N4003
D9006
RL1N4003
D9004
RL1N4003
C8002
2.2/50
+
D8002
D9001
UDZS4.7B
D8008
D8003
UDZS5.6B
Q8001
RN2403
D8001
D7001
RL1N4003
C7002
104J
L3001
BLM21B222SPT
L3002
BLM21B222SPT
R8011
470
L8001
BLM21B222SPT
T3001
NSRF-2046
U3001
TOTX141
1
GND
2
V
3
IN
P3101
RI_JACK
3
2
1
4
P9033
From_S_PT
1
2
3
4
5
P9001
For_M_PT
1
2
3
4
5
6
7
P2002
for_Jitter_Measure
2
1
P703
For_Freq_Measure
2
1
C8011
0.1F
+
D8007
D8006
R2020
22K
C2014
472
C2004
104Z
R2007
5.6K
C2043
104Z
C2007
104Z
C9007
C9009
C2006
104
C2054
C4027 104J
C4025 104J
C4026 104J
Q4008
2SD655
Q4006
2SD655
Q4009
2SD655
Q4007
2SD655
3
2
C1008
104Z
C8013 104Z
C8003
104
C2029
104Z
C2067
C3011
104
C9016
C1010
104Z
C9004
C9022
104Z
C1009
104Z
C2008
104Z
C2013
104
C2025
104Z
R2053
1K
C2058
104
C2052
100/16
+
C8012
104Z
C3006
223
C3003
223
C2001
473
C8004
473
C8005
473
C9011
474
C9010
474
C8014
33P
C8016
33P
C8015
33P
C8019
33P
C8018
33P
C8022
33P
C2032 681
C9014
22000/50
+
C4006
102
Q4003
NE5532AP
6
5
7
C4009
102
C4028
102
C4008
102
C4029
102
C4019
182
C4010
332
C2039 100/16
+
C2038 104Z
C2002 104Z
C2003
470/16
+
C2063
100/16
+
C2037
100/16
+
R2047
0
C2036
100/16
+
C1011
100/16
+
C9001
C2050
100/16
+
C9018
1000/16
+
C3007
330/16
+
C9003
330/16
+
C9017
330/16
+
C9020
470/16
+
C7001
470/16
+
C8010
2.2/50
+
C8024
2.2/50
+
C3002
22/50
+
C2010
22/50
+
C2015
22/50
+
C2012
47/50
+
C2017
47/50
+
R1004
NC
R1003
10K
R1002
10K
R1009
100
R1010
100
R1011
100
R1006
10K
R1005
10K
C1015
TP1002 CD2SPD
TP1003 CD4SPD
R1012
0
R1016
0
R1013
0
R1015
10K
R1037
0
R1033
0
R1032
0
R1029
0
R1027
0
R1025
0
R1021
R1026
0
R1028
0
R1024
0
R1022
0
R1023
R1030
10K
R1031
R1035
10K
R1034
10K
C1017
C1007
104Z
R1036
R1046
0
R1039
100
R1043
0
R1048
560
R1053
1K
R1055
1K
R1052
560
R1057
0
R1051
47
R1050
560
R1058
0
R1061
560
R1060
560
R1059
560
R1054
1K
R1068
R1065
R1066
R1069
R1062
0
R1063
0
C1012
104Z
R1071
0
R1072
R2012
0
R2010
0
R2009
0
TP2002
WFCK
R2011
0
R2006
47K
R2001
560
R2008
15K
R2005
R2002
1K
R2013
22
R2018
0
R2016
0
R2027
0
R2030
0
R2023
0
R2025
0
R2034
0
R2032
0
R2022
R2035
R2031
0
R2039
0
R2055
100K
R2058
1M
R2054
4.7K
C2059
104Z
C2044
R2066
0
R2067
0
R2068
0
R2069
0
R2072
0
R3001
150
C3005
223
C3004
223
R3004
R4002
R4006
1.2K
R4004
1.2K
R4001
R4003
1.2K
R4005
1.2K
R4007
R4008
R4010
2.4K
R4012
2.4K
R4011
2.4K
R4009 2.4K
R4013
10K
R4015
10K
R4014
10K
R4016
10K
C4017
C4016
R4020
22(1/2W)
R4017
22(1/2W)
R4018
22(1/2W)
Q4003
NE5532AP
2
3
4
1
8
R4021
1.5K
R4023
22K
Q4002
NE5532AP
5
6
8
7
4
R4022
1.5K
R4024
22K
R4025
22K
R4026
22K
R4028
22K
R4027
22K
R4029
22K
R4031
1.5K
R4030
22K
R4032
1.5K
Q4004
NE5532AP
5
6
8
7
4
R4034
1.5K
R4035
R4037
R4039
4.7K
R4041
R4043
470K
R4044
470K
R4045
10K
R4046
10K
R4047
220
R4051
220
R4052
220
R4048
220
R4050
10K
R4049
10K
R4055
560K
R4056
560K
R4054 220K
R4053
220K
R4057
0
R4065
0
R4058
0
R4067
220K
R4068
0
R7011
10k
R7010
10k
R8005
0
R8006
0
R8007
0
R8002
100
R8010
10K
R8004
220K
R8024
0
R8025
0
R8053
10K
R8052
10K
R8015
0
R8014
0
C8023
33P
R8017
0
R8012
10K
R8028
560
R8029
560
R8030
560
R8027
560
R8032
1K
R8031
1K
R8034
1K
R8036
10K
R8049
R8048
10K
R8046
1K
R8059
47K
R8057
R8050
1K
R8055
R8056
0
R8058
R8054
10K
R8061
R8060
R9008
0
R9006
33(1W)
R9001
22(1/2W)
R9003
22(1/2W)
C9013
22000/50
+
R9018
0
C3014
U3002
1
GND
2
V
3
IN
C4012
470/16
+
C4013
470/16
+
C4015
470/16
+
R3005
0
R3006
Q4001
WM8740
1
LRCIN
2
DIN
3
BCKIN
4
MODE8X
5
SCLK
6
DIFFHW
7
DGND
8
DVDD
9
AVDDR
10
AGNDR
11
VMIDR
12
VOUTRP
13
VOUTRN
14
AGND
15
AVDD
16
VOUTLN
17
VOUTLP
18
VMIDL
19
AGNDL
20
AVDDL
21
ZERO
22
RSTB
23
CSBIWO
24
MODE
25
MUTEB
26
MD/DM0
27
MC/DM1
28
ML/I2S
Q8006
NE5532AP
7
6
5
Q9006A
78M56
3
O
2
G
1
I
R8008
100
D8004
R8020
0
R8062
10K
R8013
0
C4005
47/50
+
C4023
100/50
+
C4030
334
R8051
100
Q4013
2SA1162-Y
Q4011
2SA1162-Y
Q4010
2SA1162-Y
C4024 104J
C4022
100/50
+
C4018
182
R1074
R1075
NC
P1004B
CN12
Val
1
2
3
4
5
6
7
8
9
10
11
12
R8001
47K
R1019
10K
C2022
223
R2074
0
C2024
104Z
R1056
1k
R8003
220
C8020
33P
C8021
33P
R4038
R4040
4.7K
C4014
470/16
+
R4019
22(1/2W)
C8006
104Z
C8001
104Z
R1047
0
R1001
NM
C1018
R2059
0
R2042
22
C2062
NC
R2065
R2057
0
R2061
0
Q4005
NE5532AP
2
3
4
1
8
R4033
1.5K
C4007
102
C8017
103
R7005
100
R7002
100
R7003
100
R7004
100
R7001
100
R7009
100
R7006
100
R3003
100
P3001
COAXIAL
3
R2075
150
D9003
RL1N4003
C9023
470/16
+
R9010
10K
R9020
10K
R9023
1K(1W)
R9021
10K R9017
10K
R9024
NC
Q8006
NE5532AP
8
1
4
3
2
R8026
100
R8065
NC
Q9006B
S-812C56AUA-C3E-T2
3
O
1
G
2
I
D8005
D9002
D5SBA20
1
3
4
2
D9007
RL1N4003
R1014
0
D9009
R9007
1k
Q9003
78M05
3
O
2
G
1
I
P7001
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P1003
for_SL_SP_Motor
1
2
3
4
5
6
P3002B
1
2
3
R2063
33
R2064
33
Q2006
2SA1162
C2065
104
C2066
100/16
+
R2037
10K
R2021
0
R3002
150
L3003
BLM21B222SPT
R8021
0
Q2002
BA5947FP
15
CH4OUTR
16
CH4OUTF
17
CH3OUTF
18
CH3OUTR
19
POWVCC
20
MUTE
21
GND
30
fin
22
CH3RIN
23
CH3FIN
24
CH4IN
25
CH4CAPA
26
OUTVREF
27
OPOUT
28
PREVCC
1
OPIN-
2
OPIN+
3
SW
4
CH1FIN
5
CH1RIN
6
CH2FIN
7
CH2RIN
29
fin
8
GND
9
VREFIN
10
POWVCC
11
CH2OUTR
12
CH2OUTF
13
CH1OUTR
14
CH1OUTF
P1005B
4
3
2
1
C4003
47/50
+
C4031
100/50
+
Q9004
78M08
3
O
2
G
1
I
R8009
0
P9004
ACINLET
2
1
R8064
0
P1001
for_Loading_Motor
5
4
3
2
1
C2055
22/6.3
+
R1073
C8007
104Z
C4004 470/16
+
C2068
223
X8001
12.5MHz
C4032
474
J1501
R4036
J1502
J1503
Q4004
NE5532AP
3
2
1
R4042 C4020
100/50
+
C4021
100/50
+
J1504
R9022
0.22(1W)
R9009
0
J1505
D7002
RL1N4003
J1507
J1506
C7003
330/16
+
C9024
2200/25
+
C4002
474
R1040
0
R1045
0
R1041
0
R1042
0
R1044
0
R8019
0
R8018
0
R7008
0
R7007
0
R8023
0
R8022
0
J1508
C7004
330/16
+
Q9002
UPC29M33HF
3
O
2
G
1
I
Q7001
78M05
1
I
3
O
2
G
Q9001
78M05
3
O
2
G
1
I
P4001
PINJACK
Val
4
2
1
3
7
5
6
C2030
1000/16
+
Q2007
UPC2906HF
3
O
2
G
1
I
P9011B
P9011A
C9019
C2064
+
C2069
330/16
+
C2041
104K
C2040
103K
C2047
104K
C2045
104K
C2049 104K
C2053
474K
C2051
152K
P3002A
3
2
1
C2048
NC
D2001
Q8005
61
EXILIN
62
POFF
63
SYSIN
64
CDSVRE
65
INTK0
66
EXIRIN
67
VSS0
68
VDD1
69
X2
70
X1
71
TEST/VPP
72
NC
73
GND
74
VDD0
75
AVDD
76
MODEL
77
GPANI1
78
K0
79
GPANI3
80
GPANI4
1
GPANI5
2
MODEL1
3
GPANI7
4
AVSS
5
ACLKADJ
6
NC
7
AVREF1
8
GPANI
9
NC
10
GPANI
11
CDSVSO
12
CDSVSI
13
CDSVCK
14
EXCLK
15
SUBRST
16
SUBSO
17
SUBSI
18
SUBCL
19
SUBREQ
20
NC
21
CDSVRST
22
CDSVAK
23
CDSVRQ
24
NC
25
NC
26
NC
27
CDIC_SEL
28
NC
29
NC
30
NC
31
NC
32
NC
33
VSS1
34
STBYLED
35
NC
36
DACRST
37
NC
38
DACLAC
39
DACSDO
40
DACCLK
41
NC
42
NC
43
NC
44
NC
45
NC
46
NC
47
NC
48
NC
49
SYSOUT
50
EEPROMCS
51
EEEPROMCLK
52
EEPROMDI
53
EEPROMDO
54
ACLKSTP1
55
ACLKSTP2
56
ACLKSTP3
57
ACLKSTP4
58
ACLKSTP5
59
P-ON
60
RST
Q8005
MPD78F4225GC
61
EXILIN
62
POFF
63
SYSIN
64
CDSVRE
65
INTK0
66
EXIRIN
67
VSS0
68
VDD1
69
X2
70
X1
71
TEST/VPP
72
NC
73
GND
74
VDD0
75
AVDD
76
MODEL
77
GPANI1
78
K0
79
GPANI3
80
GPANI4
1
GPANI5
2
MODEL1
3
GPANI7
4
AVSS
5
ACLKADJ
6
NC
7
AVREF1
8
GPANI
9
NC
10
GPANI
11
CDSVSO
12
CDSVSI
13
CDSVCK
14
EXCLK
15
SUBRST
16
SUBSO
17
SUBSI
18
SUBCL
19
SUBREQ
20
NC
21
CDSVRST
22
CDSVAK
23
CDSVRQ
24
NC
25
NC
26
NC
27
CDIC_SEL
28
NC
29
NC
30
NC
31
NC
32
NC
33
VSS1
34
STBYLED
35
NC
36
DACRST
37
NC
38
DACLAC
39
DACSDO
40
DACCLK
41
NC
42
NC
43
NC
44
NC
45
NC
46
NC
47
NC
48
NC
49
SYSOUT
50
EEPROMCS
51
EEEPROMCLK
52
EEPROMDI
53
EEPROMDO
54
ACLKSTP1
55
ACLKSTP2
56
ACLKSTP3
57
ACLKSTP4
58
ACLKSTP5
59
P-ON
60
RST
R8016
2.7K
R8066
10K
L2005
2.2u
L2003
2.2u
L2002
2.2u
L2004
2.2u
L1001
2.2u
L2001
2.2u
D9008
RL1N4003
Q4012B
NE5532AP
5
6
7
4
R4059
10K
R4063
10K
R4064
10K
R4060
10K
R4062
10K
R4061
10K
Q4012A
NE5532AP
2
3
8
1
Q1001
MPD78F4225GC
61
CDSVGPI
62
CDSCORI
63
CDSVRQ
64
CDIREQ
65
CDACK
66
NC
67
VSS0
68
VDD1
69
X2
70
X1
71
TEST/VPP
72
NC
73
GND
74
VDD0
75
AVDD
76
GPANI0
77
GPANI1
78
GPANI2
79
GPANI3
80
GPANI4
1
GPANI5
2
GPANI6
3
GPANI7
4
AVSS
5
GPANO0
6
GPANO1
7
AVREF1
8
CDDATA2I
9
CDDATA2O
10
CDCLOK2
11
CDSENS
12
CDDATA
13
CDCLOK
14
CDSVAK
15
CDSVRE/FLASHHS
16
CDSVSI/FLASHI
17
CDSVSO/FLASHO
18
CDSVCK/FLASHCK
19
CDSVGPO
20
CDXLT
21
CDFOK
22
CDRESET
23
CDREQ
24
CDPOWER
25
CDLAT2
26
CDEMPHASIS
27
CDDACRST
28
CDDACCS
29
CDDACCLK
30
CDDACSO
31
CDDACMUT
32
CDANAMUT
33
VSS1
34
CDOPEN
35
CDCLOSE
36
CDOPENSW
37
CDCLOSESW
38
CD4SPD
39
CD2SPD
40
CDRW
41
NC
42
NC
43
NC
44
NC
45
NC
46
NC
47
NC
48
NC
49
NC
50
NC
51
VDDVOLTAGE
52
GPIO0
53
GPIO1
54
GPIO2
55
GPIO3
56
GPIO4
57
GPIO5
58
GPIO6
59
GPIO7
60
CDSVRST
5
ATTENTION
V
A
ET CALIBRATION COMME INDIQUE.
D'INCENDIE, REMPLACER UNIQUEMENT
PERMANENTE CONTRE LES RISQUES
AFIN D'ASSURER UNE PROTECTION
PAR UN FUSIBLE DE MEME TYPE
AGAINST FIRE HAZARD, REPLACE
V
A
FOR CONTINUED PROTECTION
AND RATING INDICATED.
ONLY WITH FUSE OF SAME TYPE
CAUTION
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY.
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
IS DC VOLTAGE. (NO INPUT SIGNAL)
ELECTROLYTIC CAPACITORS ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030 3pF 330 33pF 331 330pF 333 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX)
PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
NOTE
( )
6
6
6
2.5
2.5
3.3
3.3
2.5
3.3
3.3
8
-13
-5
4.7
5
5
8.0
5.0
3.3
6
U01 : MAIN CIRCUIT PC BOARD NAAR-8645
U02 : CONNECTOR
PC BOARD NAETC-8736
Содержание DX-7555
Страница 14: ...DX 7555 E F G H...
Страница 15: ...PRINTED CIRCUIT BOARD VIEWS 2 DX 7555 A 1 2 3 4 5 B C D U01 MAIN CIRCUIT PC BOARD NAAR 8645 Soldering side...
Страница 16: ...DX 7555 E F G H...
Страница 26: ...DX 7555 IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS 6 Q4001 WM8740 24 BIT DAC 1 2 BLOCK DIAGRAM...
Страница 27: ...DX 7555 IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS 7 Q4001 WM8740 24 BIT DAC 2 2 TERMINAL DESCRIPTION...