Icom IC-M506 Service Manual

10-2
• MAIN UNIT (1/2)
*: Refer to the PARTS LIST for the value and name of component.
KTA2015
Q11
3SK293
Q302
0.001
C253
LDTC144EE
Q12
LDTC144EE
Q13
2.2k R62
10
R66
10k R64
15k R65
22
R84 R83
10k
82k
R91
100k
R76
10
R221
3.3k R222
3.3k R226
100k R225
1k
R52
10k
R51
470k R311
100k R312
150k R313
39k R314
10
R321
3.3k R322
3.3k R326
100k R325
330 R327
0.1U
L11
220P C81
0.001
C82 47P C91
470P
C92
0.001
C93
0.001
C61
0.001
C65
47P C67
0.001
C68
10P
C69
10P C70
0.01
C144
0.001
C142
0.01
C141
0.001
C138
0.001
C135
0.001
C134
0.001
C133
0.01 C231
0.1 C236 0.001 C235
0.001
C237
22P C234
0.001
C245
15P
C251
0.01 C252
0.01
C254
0.001
C51
0.001
C52
0.001
C54
22P C334 0.1 C336
0.001
C335
0.001 C337
0.001
C345
0.01 C353
0.01
C354
NJM2730F
IC2
1
2
3
4
5
HDF160FFI201
0.001
C321
0.01
C168
LDTC114EE
Q22
0.001 C161
KTC4080
Q205
KTC4080
Q305
0.001
C131
0.001
C132
0.001
C99
47k
R119
0.01 C160
4P
C105
0
R63
GP214D
IC101
1
Fin1
2
Vcc
3
CP1
4
GND
5
LD
6
CLK
7
DATA
8
EN
9
BO
10
OSCO
11
OSCI
12
SW
13
GND
14
CP2
15
Vcc
16
Fin2
470
R116
10k
R117
0
R118
0.1 C162
9P
C77
41.0N
L21
35.0N
L22
35.0N
L23
18P
C102
0.001
C103
18P
C104
27P
C106
27P
C111
10
C53
10
C55
0.1
C94
0
R69
100 R67
LDTC144EE
Q9
18P
C101
2.7k
R71
2.7k
R73
2.7k
R72
2.7k
R74
1k
R80
47k
R82
470
R87
0.68U
L20
35.0N
L24
LDTC114EE
Q23
330
R78
470P C136
0.001
C137 4.7k
R79
0.001
C264
4P
C62
22
C83
68N
L222
220 R227
0.01 C229
617DB L206
2577
MP5
1 2 3 4
2P
C228
617DB
L207
Q202
PMBFJ310
Q203
PMBFJ310
JDP2S12CR
D15
JDP2S12CR
D14
0.01
C681
0.01
C683
470 R664
R2A20178
IC19
1
VIN2
2
VDD
3
LD
4
CLK
5
DI
6
VIN3
7
VOUT3
8
VOUT4
9
VIN4
10
VIN5
11
VOUT5
12
VOUT6
13
VIN6
14
VDAREF1
15
VDAREF2
16
RESET
17
GND
18
VIN7
19
VOUT7
20
VOUT8
21
VIN8
22
VIN1
23
VOUT1
24
VOUT2
25
4.7 C682 470
R661
9P
C78
180
R75
BAT68
D12
BAT68
D13
RN142G
D7
RN142G
D8
2.2k R229
KTA2015
Q14
10k
R54
1k
R55
LDTC144EE
Q15
KTA2015
Q16
LDTC144EE
Q17
10
C153
0.001
C154
0.001
C151
10
C57
0.001
C56
22k
R56
3.3k
R57
10
C152
1k
R61
15P
C393
0.001
C391
0.001
C331
15k
R13
LDTA144EE
Q8
1k
R9
68k
R27
470
R11
47k
R8
0.001
C4
0.1U
L3
0.001
C34
0.001
C48
470
R36
KTC4080
Q6KTC4080
Q5
100k
R12
39P C22
0.001
C42
0.001
C8
0.001
C37
180
R23
1
C13
560
R25
1P
C36
0.22
C16
220P
C5
10k
R21
1k
R7
0.1U
L4
10k R22
5P
C41
220P
C33
KTC4080
Q7
0.0022
C24
1.5P
C32
LDTC144EE
Q2
22P
C43
470 R31
0.01
C6
100k
R14
39k
R37
100k
R15
0.001
C47
68k
R32
0.001
C17
0.001
C9
680 R26
0.001
C15
0.001
C14
12P
C46
27P
C49
0.001
C11
0.1U
L5
0.001
C12
82N
L2
10k R16
2.7U
L1
4.7
R6
22k R391
3.3k R392
KTA2015
Q391
LDTC144EE
Q392
56N
L8
0.001
C73
27P
C75
27P C74
0.1U
L76
68k R183
0.001
C171
0.001
C189
3.9U
L70
12P C186
0.0022
C192
68k
R181 0.1 C178
0.001
C182
0.1
C172
22P
C185
0.001
C184
PMBFJ310
Q72
0.001
C187
0.1U
L73
0.001
C179
5P
C183
0.1U
L74
3.9U
L72
0.001
C170
2SK880
Q32
0.001
C76
0.1
C158
100 R41
HDF160FFI301
0.22
C3
4.7k
R3
0
R10.1
C10
0.1
C1 560 R2
47k R164
150 R35 150 R33
39
R34
150 R47
150
R49
39
R48
4.7
C169
10k
R120
2601
MP3
1 2 3 4
0.1 C156
1M R163
0
R161
100
R46
1k
R172
10k
R193
LDTC114EE
Q70
KTC4080
Q75
CR-766
X101
RN142G
D1
DB2S31400
D11
RN142G
D53
1
C195
KTC4075
Q71
10
C196
10k
R192
10k
R191
47
R334
0.1
C385
2P
C398
0.001
C375
0.001
C376
1.5k R333
470
R332
2P
C396
0.01 C373
6.8U
L315
CP4
0.1 C384
4.7
C372
0.1 C374
0.1
C365
0.1 C388
LTWC450E1
FI304
IO
0.1 C386
10k R256 33k R253
0.1 C286
4.7
C272
0.1 C284
0.1 C288
47
R231
10k R257
CP2
0.22 C274
220P
C282
0.001
C276
820 R252
LTWC450E1
FI204
IO
0.001
C275
0.01 C273
0.1 C285
0.001
C287
470
R233
22k
R241
22P C283
220P
C281
10 R234 0.1
C277
470
R53
47N L71
0.5P
C181
120P
C167
4.7k
R171
2.2k
R174
470
R176
680
R182
330 R184
22
R212
3.3k R186
2.2k R187
47
R173
0
R361
47N
L66
4.7
C95
82N
L6
0.001
C98
0.001
C35
2601
MP1
1 2 3 4
100P C119
0.0022
C120
0.0022
C123 0.01 C124
3.3k R102
820 R103
BAT68
D16
0.001
C211
10
R101
0.01
C213
0.001
C311
150 R301
0.001
C318
150
R112
150
R113
150 R111
C2012C
L111
12P
C126
C2012C
L112
C2012C
L113
4P
C127
4P
C128
4P
C129
*C201
*L201
*R201
*R202*C202
*D201
FL-450
FI302
4P
C342
FL-451
FI303
FL-475
FI203
1.5k R324
680 R224
J5
12
34
56
10 C2
10
C157
560 R162
39P
C163
1SV323
D21
2.5P C165
15P
C166
1SV305
D51
1SV305
D52
1.5P
C175
2.5P C193
4P
C333
1SS390
D2
7P
C242
10
R223 8P
C233
C2012C
L211
1SV305
D3
L208
10U
FL-472
FI202
HSMS-2829
D202
1
3
4
2
24P
C262
82N
L221
100 R189
470 R188
100
R185 10P
C188
2SC4226
Q74
2SC4226
Q76
0.0022
C113
18P
C116
24P
C118
39P C117
3P
C114
C2012C
L101
56N
L102
12P
C121
2P
C125
10
R104
56
R106
0.0022
C122
0
R213
0
R214
120
R211
330 R105
2SC4226
Q21
2SC3357
Q101
CR-967X202
NJM2591V
IC201
1
OSCIN
2
OSCOUT
3
MIXOUT
4
V+
5
IFIN
6
DEC
7
FILOUT
8
FILIN
9
AFOUT
10
QUAD
11
IFOUT
12
RSSI
13
NOISEDET
14
NOISEREC
15
GND
16
MIXIN
JTBM450CX70
X201
39P C271
3.9k R232
3.9k R331
39P C371 JTBM450CX70
X301
NJM2591V
IC301
1
OSCIN
2
OSCOUT
3
MIXOUT
4
V+
5
IFIN
6
DEC
7
FILOUT
8
FILIN
9
AFOUT
10
QUAD
11
IFOUT
12
RSSI
13
NOISEDET
14
NOISEREC
15
GND
16
MIXIN
470k
R251
20P
C291
36P C292
0.47U
L65
2SC5065
Q3
2SC5065
Q4
1.5P
C31
1SV311
D4 2P
C25
36P C21
56P C232
56P C332
3P
C174
30P
C177
30P
C176
NJM2835DL1
IC102
IO
G6.8
R58
C2012C
L311
100P C381
8.2k R165
30P
C164
1.2k
R323
TXMSO
PLSTBO
SDATAO
SCKO
UNLKI
HL/ATT
T5V
T5V
TDETV
DASTBO SCKO SDATAO
PCON
LVRX
RVSHIF
RMOD
AISCO CH70DET MRSSIV NDET MDET
T5VSO
T5VSO
R3V
RVSO
MODV
PCON
FCONV
R8V
HL/ATT
RVSO
MICSO MNCOUT
5V
5V
HV
3V
3V
8V
8V
AISRXDI
To ANT
IC1
1 RF
INPUT
2 GATE
BIAS OUTPUT
3 DRAIN
BIAS
4 RF
30.150MHz
SHIFT
AIS REG
To AIS UNIT
21.7MHz
Tx: 0.0 V
Rx: 1.37 V
Tx: 0.0 V
Rx: 1.61 V
Tx: 0.0 V
Rx: 3.2 V
Tx: 0.0 V
Rx: 3.3 V
Tx: 5.0 V
Rx: 0.0 V Tx: 1.5 V
Rx: 0.0 V
Tx: 0.0 V
Rx: 1.2 V
Tx: 0.0 V
Rx: 7.3 V
Tx: 0.0 V
Rx: 7.7 V
Tx: 0.0 V
Rx: 2.0 V
Tx: 0.0 V
Rx: 7.8 V
Tx: 0.0 V
Rx: 7.45 V
Tx: 0.0 V
Rx: 2.0 V
8.0 V
Tx: 0.0 V
Rx CH16: 1.6 V
Tx: 0.0 V
Rx: 0.43 V
F09117N
R1 J1
1
2
3
L3V
SQLV
GND
• SQL UNIT
• DIAL UNIT
• CONNECT UNIT
• VOL UNIT
F09117N
R1 J1
1
2
3
L3V
VOLV
GND
J1
1
2
3
4
COM
A
B
TP90N245AE20PY
S1
DIALA
DIALB
POW
GND
J2
12
34
56
78
910
MPZ1608S101A
EP2
0.01
C1
J1
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
PTTC
ICF3
CMD-VCCCMD-VCC
COMTXD
COMRXD
AF/MIC MICG
CMD-VCC
ICF3
COMTXD
MICG
PTTC
COMRXD
AF/MIC
GND GND
GND
VCC
TX
RX
RX
Measured by a RF voltmeter
(50 terminated)

Icom IC-M506 Specifications

General

Brand	Icom
Model	IC-M506
Category	Transceiver
Language	English