Icom IC-7000 Service Manual

11 - 13
11-5 DDS UNIT
VOLTAGE LINE
Explanatory notes
DDS
UNIT (2)
5V
J952
GND
8V
GND
3R3V
GND
GND
5V
GND
to
MAIN
unit
J2406
DREF
GND
NC
8VA
8VA
NC
NC
REFCV
3LOE
3LO
NC
3LOE
GND
LOST
PRES
1DST
PCK
PDT
1CN0
1CN1
3DST
GND
J951
GND
GND
DASK
DOTK
SDSS
SNDS
SNDL
START
to
MAIN
unit
J2406
MODA
RTKI
EALC
KEY
BANV
AF
DINO
DPTL
SQLS
DOUT
GND
GND
GND
14V
14V
14V
14V
14V
14V
GND
GND
GND
1234
5678
9
10 11 12
13
1
2
4
3
8
7
12
11
13
10
6
9
5
8VA
GNDA
BDTA
SEND1
14VA
SEND2
AFA
MODA
SQLA
FSKA
ALCA
KEYA
BANA
RL1101
AT N2 0 7 - K1
+
-
1
2
3
4
5
6
7
8
9
10
11
36
35
34
33
32
31
30
29
28
27
26
25
37 38 39 40 41 42 43 44 45 46 47 4813
14 15 16 17 18 19 20 21 22 23 24
I/O UPDATE
DVD D
DGND
AVD D
AGND
AVD D
AGND
OSC/REFCLK
OSC/REFCLK
CRYSTAL OUT
CLKMODESELECT
AVD D AGND AGND AVD D AGND AVD D AVD D IOUT IOUT AGND DACBP DAC RSET
DGND DGND
OSK
SYNC CLK
SYNC IN
DVDD I/O
DGND
SDIO
SCLK
CS
SDO
IOSYNC
RESET
PWRDWNCTL
DVD D
DGND
AGND
AGND
AGND
AVDD
AGND
AVDD
AGND
AVDD
IC301
AD9951YSV
12
LOOP FILTER
ACC
21
3
56
4
J1151
DATA
BUS LINE2
8V_
2LO
1
2
3
4
5
VOUT
AGND
FSYNC
SCLK
SDATA
COMP
VDD
CAP/+2.5V
DGND
MCLK
IC51
AD9833BRM
10
9
7
8
6
3DST
3PCK
PDT
R52 1k
R53 1k
R54 1k
C58 0.1
3LO
IC61
SN74AHC1GU04DCK
3
2
4
15
C52
0.0047
L51 10µ
1
2
VCC
OUT
VCON
GND
X1
CR - 788
4
3
EP957
R961 220
EP6
R9 27k
653784
21
FI101
FL - 391
CP151
BUS LINE1
3R3V
R213
10
Q211
2SC5226
1
2
3
OUT
OUT
GND
GND
IN
IN
FI201
NSVS776
7
6
5
8
41
2
3
VIN
GND
VOUT
CONT
GND
N.BYPASS
IC251
TK11218CM
6
5
4
EP251EP301
7
8
6
54
3
2
1
7
8
6
54
3
2
1
EP964
EP954
EP955
EP958
EP960
EP959
EP956
R959 220
R960 47
L953 100µ
L954 100µ
L955 100µ
L956 100µ
L957 100µ
L959 270µ
L960 100µ
L963 270µ
L962 270µ
C954 0.0047
C955 0.1 C957 0.1
C958 0.0047 C959 0.0047
C960 0.1 C961 0.1 C962 0.1 C963 0.1
C964 0.001
C966 0.1 C967 0.1
C952 0.1
EP305
C305 0.1
EP303
EP302 EP304
R316
10k
R310 1k
D1101 1SS302
D1102
DAP202K
IC52
SN74AHC2G04HDCT
IC62
SN74LVC3G34DCUR
Q1101
2SC4081
SDSS
CS
SDIO
PCK
PRES#
PRES
SCLK
R1051 ERJ3GE
-
JPW
EP1052
EP1051
EP952
EP951
EP981
R958 220
R957 220
R956 220
R955 220
R954 220
R953 220
R952 220
R951 220
R8 39k
CP951
C968 10 C953 0.1 C972 22 C951 0.1
L1001 220µ
L1002 220µ
EP1003
C1001 0.1
C1051 0.0047 C1052 0.0047
L1105 100µ
L1106 100µ
L1107 100µ
L1110 100µ
L1111 100µ
L1112 100µ
EP1102
L1152 EXCCL3225U
L1153 100µ
L1154 100µ
EP1103
EP1104
DOUT
SQLS
AF
DPTL
DIND
RTKI
EALC
KEY
BANV
CP1101
C1109 0.0047
C1108 0.001
C1105
0.0047 C1111 0.0047 C1104 0.0047 C1110 0.0047
C1115 0.0047 C1114 0.0047 C1113 0.0047 C1112 0.0047
C1155 0.0047 C1154 0.0047 C1153 0.0047 C1152 0.0047 C1151 0.0047
START
MODA
DOTK
DASK
DASK
DOTK
SDSS
SNDL
SNDS
START
MODA
RTKI
EALC
KEY
BANV
AF
DIND
DPTL
SQLS
DOUT
R1106
2.2k
R1107
2.2k
C1106
0.0047
R1102 10k
C1101 0.0047
R1101
1k
1DST
PDT
C301 0.1
C302 0.1
C303 0.1
C304 0.1
R303
0
C306
0.1
R304
1k
C320 10
C314 0.0047 C327 0.0047
C308 0.1
C309 0.1 C310 0.1 C312 0.1
R314 2.7k
R317
1.2k
R306 1k R309 1k R311 1k
R312 0
1CN1
SDIO
SCLK
CS
1CN0
PRES
R62 10
C63 0.1
3PCK
C251
0.1
C254 0.1
C255 22
C252 0.1
C253 22 L204
0.22µ
C211
0.001
C216 0.0047
R201
10
C202
7p
R202 470k
L201
47n
C206
2.5p
C208
4p
C210
4p
C218
6p
L213
15n
C207 15p
L205 27n L206 22n
C209 27p C217 82p
L210 22n
C219 10p R211 470
R212 1k
C224 0.0047
L212 33n
C221 0.0047
R214 47
L202 10n
C222
4p
C203
27p
GND
GND
C126
0.0047
C105
0.001
L105
1.2µ
R106 150k C102 27p
R101 470
L101 0.22µ
C101
6p
C104
0.0047
R102 100
Q101
2SC4403
IO
R103 82 R105 82 R121 4.7k
C150
0.0047
R150 82 R151 100
R154 10k
L151 0.12µ
R155
10
C152
15p
R160
15
C151
0.0047
R104
100
C120
0.0047
Q151
2SC4673
R161 15
C154 33p C156 33p
R159 150 R157 150
R158
39
L153
47n
C155
8p
C956 0.1 C973 22 C974 22 C975 100 C976 100 C977 100 C978 100
R11
ERJ2GE
-
JPW
R10 22k
C7 0.1
R2 2.2k
C1
0.047
R3 4.7k
C3 68p C6 68p
C51
0.0047
R55 270
R56
18 R57 270
R4 220
C5
82p
L1
0.15µ
C2 0.0047 C4 0.0047
R5 100
C53 0.0047
R51
1k
DREF
R61 10k
C54
0.1
C62 0.1
C56 0.1
C55 47
C59 330p C61 330p
C60
120p
L53
220µ
W1
W2
W3
W4
ELE - KEY
J1051
J1001P1001
J5
EP953
DREF
3LO
LOST
PRES#
1DST
PCK
PDT
1CN0
1CN1
3DST
C981 0.1
EP1101
EP1004
TUNER
ETKY
ETST
ET14
ETE
J1101
SQLD
DOTD
GND
R1103 100
R1105
100
L1103
100µ
Q1102
2SD1623
R1104 10k
C1102 0.0047
C1107 0.0047
SNDS
L52 10µ
C57 0.1
Q201
2SC5226
Q1
2SC4215
C204
0.1
R162
15
R315 1k
C317 0.1
C318 0.0047
C319 0.1
R301 1k
a
c b d
DDS UNIT (1)
DIND
PTTD
AFOD
SNDL
R1108 47k
R1109 47k
C307 0.1
R962 0
C1116 0.001 C1117 0.001
EP1100
EP1106
EP1105
EP1107
EP1108

Icom IC-7000 Specifications

General

Input voltage	13.8 V
Microphone included	Yes
Product type	Portable CB radio
Product color	Black
Housing material	-
Frequency range	0.5 - 455000 MHz
Channels quantity	503 channels

Weight and Dimensions

Depth	180 mm
Width	167 mm
Height	58 mm