Icom D-STAR ID-31A; D-STAR ID-31E, Service Manual

Page: 37 / 41

11 - 2
• LOGIC UNIT (2/2)
*: Refer to the PARTS LIST for the value and name of component.
4.66V
1.81V
4.63V
3.30V
3.31V
1.37V
3.29V
3.31V 3.30V
3.31V
3.31V
3.30V
1.54V
1.60V
1.64V
1.62V
3.29V
3.27V
1.70V
3.29V
1.65V
1.37V
1.70V
1.50V
1.50V
3.28V
1.64V
3.30V
1.67V
1.66V
1.50V
3.29V
DV:3.29V
FM/FM-N:0V
0V
100 R130
150k
R134
10 C149
47k R248
220P C511
1
C184
100k
R238
NFM18PC104R1C3
C129
47k
R224
100k
R176
220P C516
1k R226
0
R281
47k
R111
100k R144
10k
R186
EN25Q40
IC20
1
CS
2
D0(DQ1)
3
WP (DQ2)
4
VSS
5
DI(DQ0)
6
CLK
7
NC(DQ3)
8
VCC
0.1 C193
10k
R210
47k
R217
4.7k R225
0.01
C145
TC7W53FK
IC16
1
COM
2
INH
3
VEE
4
GND
5
A
6
CH1
7
CH0
8
VCC
0.1
C182
1
C163
220P
C512
CP45 CP06S
4.7
C521
47k
R155
100k
R179
1
C144
0
R187
10k
R139
10
C111
MMZ1005S601CT
EP20
10k R146
2.2k
R228
100k
R221
100k
R271
150k
R157
R204
47
0.001 C186
150P C118
CP40
CP06S
33P
C125
DB2S31400 D28
100 R189
5.6k
R154
100k R165
NJM2746V IC19
1 2 3 4
5
6
7 8
120k R116
100k
R132
4.7
C185
LQM2MPN2R2NG0L
L3
47k R119
100k R173
100k
R209
CP34 CP06S
0.001 C203
10
C122
330k
R184
2.2k
R239
CP42 CP06S
CP46 CP06S
100k
R188
47k
R168
0.22 C115
47k R250
0.1
C107
MMZ1005S601CT
EP13
220P C170
CP39
CP06S
0.1
C198
100k
R214
0.001 C171
120k R114
PCM3008T
IC15
1
VCOM
2
VINR
3
VINL
4
GND
5
VCC
6
DEM0
7
DEM1
8
DOUT
9
DIN
10
LRCK
11
SYSCK
12
BCK
13
PDAD
14
PDDA
15
VOUTL
16
VOUTR
1
C210
1 C108
0.1
C510
100k
R268
47k
R128
CP06S CP47
39k R120
560
R216
1
C173
47k
R196
1 C162
0.1
C135
100k
R263
0.1 C205
47k
R180
0.001 C112
0.001
C119
1k
R197
150k R124
120k R137
100k
R272
100k
R266
100k
R150
0.01
C177
4.7
C165
100k
R236
10k R174
CP35CP06S
1
C143
27k R127
100k
R223
0.01
C148
100k
R261
R159
1.5k
120k R117
100 R193
10k
R276
100k
R233
R234
220k
0.01
C191
47k R219
100k
R270
DB2S31400
D25
0.1
C509
47k
R229
L1SS400
D26
MMZ1005S601CT
EP12
DB2S31400
D29
CP43 CP06S
TLV70033DDCR
IC11
1
IN
2
GND
3
EN
4
NC
5
OUT
MC1
EM6022P
4.7k
R277
1 C520
27k R141
CP44 CP06S
100k R208
0
R153
22k
R191
100k R164
1k
R149
CP33
CP06S
100k R172
47k R249
0.1 C161
220P C515
1
C130
1.5k
R212
R241
470
R175
47k
47k
R133
0.039 C136
1k
R227
56k R162
0.1 C139
0.1 C159
100k
R167
82P C151
0.0047 C123
1 C209
100k
R235
0.1 C197
0.1
C175
100k
R163
22P C207
47k R254
47k R143
82k R140
4.7k
R240
100k
R231
Q21
LDTC144TE
10
C120
100k
R178
VC040205X150
D31
10k
R220
BLM18RK102SN1
EP6
560k R122
100k
R262
1k
R283
0.068 C124
0
R156
47k
R177
DB2S31400
D27
10k
R161
0.1
C517
J5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20 31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
21 30
22 29
23 28
24 27
25 26
1
C202
BLM18RK102SN1
EP9
0.0012
C180
0.001 C131
100
R131
0.001 C133
LQM2MPN2R2NG0L
L1
100k
R260
0.1 C141
10k
R125
TMS320VC5509AZHH
IC18
H11
L7
M7
K7
K6
P6
M6
L6
N5
L5
P4
N4
L4
P3
N3
K9
M8
P7
P5
K1
H3
G3
F10
E12
D14
D13
D12
E11
C14
B14
C13
G5
G2
G4
H1
H4
H5
J1
J3
J4
K2
M1
K3
L3
M2
L2 F5 B5 C6
A6
B2 B7 B8
C10
G1
J10 J11
J5 L1 L14 M11 M4 N7 N8 L8 K8 P9 M9 L9 P10 M10 P11 N11 L10 P12 N12 M14 L11 L12 L13 D3 D4 D6
A4 A8
D9 E3 E6 F13 H10
H2
J2
K10
M12
N13
N6
P13
P14
P8
E7
K11
K12
A5
B6
F3
E1
E2
B3
A3
D5
C4
D1
G14
G13
G10
F14
F12
C3
E10
C1
C12
A13
A14
B13
H12
A12
B12
D7
D8
A7
E9
C8
E8
A9
A10
C9
A11
B10 D10 H14 H13
J13
K14 K13
B4
J14 J12 G11 G12
D2 A2 B1
B11
B9
C11
C2 C5 C7
D11 E13
E4 E5
F11
F4 K4 K5
M13
M3 M5 N1
N10 N14
N2 N9 P1 P2 F1 F2
E14
0
R237
R112
4.7k
2SA1832
Q20
0.1
C158
0.1 C126
CR-914
X3
1
VCONT
2
GND
3
OUT
4
VCC
10
C106
CP38
CP06S
4.7k R230
15k
R118
47k
R171
100k
R269
120k R115
LDTC144EE
Q15
0
R282
100k R199
NJM2711F
IC17
1
2
3
4
5
0.01 C172
0.01
C168
10k
R136
100k
R215
0.1
C181
330k R109
BLM18RK102SN1
EP10
0.018
C190
DB2S31400
D30
1
C196
2.2k
R192
15k
R166
0.0033 C105
100k R126
100k R169
LMV358IPW
IC12
1
2
3
4 5
6
7
8
100k
R246
0.1
C192
0.047 C204
R160
100
10k
R232
CP41
CP06S
R158
100
1
C156
47P C195
1M
R181
2.2
C155
150k R121
0.0018
C137
47k
R151
10k
R211
R242
22k
15k
R190
100k
R207
1.2k R142
680
R113
0.001 C114
1
C166
MMZ1005S601CT
EP19
0.1 C132
NJM2783V
IC14
1
GAIN1
2
GAIN2
3
DET
4
OUT
5
BUFFIN
6
BUFFGAIN
7
BUFFOUT
8
GND
9
V+
10
VREF
11
SENSE
12
INT
13
GAINSW
14
IN
0.1
C134
47k
R200
0.1 C117
LMV358IPW
IC13
1
2
3
4
5
6
7
8
CP06S
CP36
1
C164
47k
R195
33P C110
0.1
C121
220P
C167
100k
R247
100k
R267
100k R206
47k
R222
1 C116
CP06S
CP49
0
R256
47k
R251
5P
C179
0.1
C160
10
C104
100k
R265
1
C178
1
C153
22
C206
DMC561050
Q18
1 2 34
5
5.6k
R145
0.1 C150
10k
R135
0.1
C183
470k
R147
0.1
C189
LDTA144EE
Q19
1k R152
1 C109
CP06S
CP37
4.7
C522
0.01
C194
330k R185
82P C113
LQM2MPN2R2NG0L
L2
LDTC144EE
Q17
0.1
C103
10P
C187
220P C513
TPS62400DRCR
IC10
1
ADJ2
2
MODE/DATA
3
VIN
4
FB1
5
DEF_1
6
SW1
7
EN1
8
GND
9
EN2
10
SW2
11
0.01 C146
0
R218
CP06S
CP48
0.0047 C142
0.1 C199
1
C201
100k
R205
22P C514
10
C138
10
C140
10k *R202
1
C526
10k
R284
BDX1
DSP_TCK DSP_
TRST
DSP_TDI DSP_TMS DSP_TDO
PWADN
BDX0
FCS
BDR0
EMU0
BCLKX0
PWDAN
CLKIN
EMU1
3VS
5VS
LV
DAFS
AFON
BEEP
BTVIN
WN
CLONE
SPMUTE
BTDETO
R3C
TTEMP
DALD
SQL
VCO_SEL
EXTMIC
INTPTT
CTCIN
PCON
UNLK
DADATA
DACK
PLLSTB
CHGC
VOX
MIC2
INTMIC
MIC1
DCSFT
EXTPTT 3VS EXTMIC 3VS
PLLDATA
DTMF D_AS BEEP
CLK12
PFMC
MMUTE PLAY
DMI
DMOD
PLLCK
D_AS
T3C
PS3
PLLSW
DAFO
PS3
3VS
5VS
DSP_ TRST
BCLKX0
BCLKX0
BDX0
BDX0
FCS
FCS
BDR0
BDR0
EMU0
EMU1
DSP_RESET
DSP_RESET
RDATA
PWDAN
PWADN
BFSX0
CLKOUT CLKOUT
XF
XF
XF
CLKOUT
GPIO13
GPIO8
GPIO8
yobi3
yobi4
DSP_AFC2
DSP_REMP
DSP_DEMP
DSP_AFC1
DSP_REQ
DSP_PD
DSP_CK DSP_STB
DSP_SI
DSP_SO
GPIO13
DMO
yobi4
3.3V_VDD
3.3V_VDD
yobi3
DSP_RESET
BDR1
BFSX1
BCLKX1
NOIS
RSSI
DMOD
DDET
DAFO
MICAMPO
MICAMPO
MICAMPO
D_AS
FMMUTE
CTCOUT
PPS
HV
VCC
CHGH
TXI-V
CLONE
TXMUTE
VCO_MUTE
+3.3V_A
+3.3V_A
DVDD_3.3V
RTONE
BDR1
BDX1
BFSX1
BCLKX1
CVDD_1.35V
CVDD_1.35V
CVDD_1.35V CVDD_1.35V
DDET
3VS
3VS
DSPC
CPU3
DSP
SDA SCL
BER