![background image](http://html.mh-extra.com/html/icom/ic-2800h/ic-2800h_service-manual_612062048.webp)
R417
3.9k
MU/D
M8V
PTT
MICE
MIC
E
MDATA
T
D
ATA
R
D
ATA
GND
HV
IS2
IS1
IS0
II3
II2
II1
II0
EXTMIC
E8
SPE
MICUD
EXTMIC
SP
PTTP
LIMIT
LV
TONEIN
VSQL
VSOUT
USQL
USOUT
CLONEC
DTMF
TXDF
RXDF
CTCSS
Q4
Q3
Q2
Q1
TMAIN
STD
OPD
VDMUTE
UDMUTE
VAMUTE
UAMUTE
TONEIN
FANC
PTTM1
PTTP1
DMAIN
POWC
RESET
UMMUTE
VMMUTE
CLONEC
DTMUTE
PLSTB
MMUTE
STB
PSEL
CK
PSQL
DATA
UTX
VTX
RXD
W/N
UDMUTE
TXD
MW/N
VDMUTE
VSHIFT
3LB
4RX
1RX
UAM
ETONE
VAM
TXDF
PCTRL
DMAIN
TMAIN
CTCSS
UUNLK
ETONE
VUNLK
DTMF
RXDF
MRIPT
VCK
VDATA
DTMUTE
MMUTE
PTTP1
MRIPT
PTTM1
LIMIT
MW/N
SP
MICIN
R277
4.7k
R296 10k
R358
2.2k
R368
47k
R422
100k
R425
100
R426
680
R455
82k
R456
47k
C396
0.1
D49
[USA]
[Other]
PB0/AN0
1
PB1/AN1
100
VCC
76
PD0/SEG41
77
P97/SEG40
75
PD1/SEG42
78
AVSS
2
TEST
3
X2
4
X1
5
VSS
6
OSC1
7
OSC2
8
RES
9
NMI
10
P20/IRQ4/ADTRG
11
P21/SCK1
12
P22/SI1
13
P23/SO1
14
P24/SCK3
15
P25/RXD
16
P26/TXD
17
P27/IRQ0
18
P17/IRQ3/TMIF
19
P16/IRQ2
20
P15/IRQ1
21
P14
22
P13/TMIG
23
P12/TMOFH
24
P11/TMOFL
25
P10/TMOW
26
VSS
27
V3
28
V2
29
V1
30
VCC
31
P
A3/COM4
32
P
A2/COM3
33
P
A1/COM2
34
P
A0/COM1
35
P50/WKP0/SEG1
36
P51/WKP1/SEG2
37
P52/WKP2/SEG3
38
P53/WKP3/SEG4
39
P54/WKP4/SEG5
40
P55/WKP5/SEG6
41
P56/WKP6/SEG7
42
P57/WKP7/SEG8
43
P60/SEG9
44
P61/SEG10
45
P62/SEG1
1
46
P63/SEG12
47
P64/SEG13
48
P65/SEG14
49
P66/SEG15
50
P67/SEG16
51
P70/SEG17
52
P71/SEG18
53
P72/SEG19
54
P73/SEG20
55
P74/SEG21
56
P75/SEG22
57
P76/SEG23
58
P77/SEG24
59
P80/SEG25
60
P81/SEG26
61
P82/SEG27
62
P83/SEG28
63
P84/SEG29
64
P85/SEG30
65
P86/SEG31
66
P87/SEG32
67
P90/SEG33
68
P91/SEG34
69
P92/SEG35
70
P93/SEG36
71
P94/SEG37
72
P95/SEG38
73
P96/SEG39
74
PD2/SEG43
79
PD3/SEG44
80
PD4/SEG45
81
PD5/SEG46
82
PD6/SEG47
83
PD7/SEG48
84
PE0/SEG49/M
85
PE1/SEG50/DO
86
PE2/SEG51/CL2
87
PE3/SEG52/CL1
88
A
VCC
89
T
ONEM
90
T
ONED
91
VTREF
92
A
VREF
93
PB7/AN7
94
PB6/AN6
95
PB5/AN5
96
PB4/AN4
97
PB3/AN3
98
PB2/AN2
99
J5
1
2
3
4
5
6
7
8
R273
2.2k
R276
100k
D47
1SS355
R274
22k
R275
10k
C370
0.022
R459
1k
R460
1k
R461
100k
R281
100k
C371
0.022
C372
22p
C373
22p
X4
SMD-49
10.000 MHz
R465
1k
R466
1k
R469
1k
R470
1k
R299
1k
R297
1
C384
0.1
C383
47p
C382
47p
C381
47p
C380
47p
C379
47p
R308 1k
R481 1k
R316
1k
R318 22k
R319 39k
R495 1k
R499 1k
R332 1k
R334 1k
R502 1k
R503 1k
R507 1k
R506 1k
R508 1k
R509 1k
D56
D57
D58
D60
W13
C385
0.1
R341
470k
+
—
3
1
2
4
5
R342
390k
R343
120k
R344
12k
D63
MA8091
R407
1
R408
18
R409
390
C452
0.01
D64
MA8091
C453
10
+
C454
0.001
D65
1SS355
D66
1SS355
C391
47p
C455
0.001
R410
100k
R411
100
R412
10k
C456
10
+
R413
1.2k
1
2
3
5
4
C459
10
+
R445 6.8k
R447 220k
C461
0.22
R449
270k
R450
2.2M
R451
68k
R453
82k
C464
0.1
C463
0.1
R454
82k
R441
10k
C451
10
+
C450
100p
+
—
3
2
1
4
8
R440
100
R439
82k
C447
0.0027
C446
0.1
R436 820k
R435
560k
R434
220k
C445
10
+
R438
82k
R443
47k
[EUR], [ITA] only
R442
470k
[EUR], [ITA] only
R437
68k
R431
330k
R430 820k
C443 12p
C441
0.033
C442
1
+
R427
390
R428
47
R424
100k
C440
10
+
R429
390k
R423
22k
C439
0.001
C438
0.001
C437
0.1
C436
0.033
R421
330
R420
470k
R418
270k
R419
47k
C434
1
C435
0.1
R402
10k
C432
0.1
R403
1M
R404
2.2k
R405
10k
C433
0.1
R406
22k
R391
1k
C422
0.001
C423 1
R390
470k
R389
2.2k
R388
47k
R386 4.7k
C421
0.0056
C419
0.015
R387
22k
R384
470k
R385
330
C416
0.015
C415
0.01
C417
0.001
R383
39k
C418
0.033
R382
22k
R381
12k
R380
1k
C413
0.001
C414 1
R378
2.2k
R379
470k
C412
0.0056
R377
47k
R375
4.7k
C410
0.015
R376
22k
C420
0.0056
C411
0.0056
R374
330
R373
470k
C409
0.033
C408
0.001
C407
0.015
C406
0.01
R372
39k
R371
22k
R370
12k
D62
1SS355
C388
47p
C390
47p
C386
47p
L70 2.2 H
L71 2.2 H
L74 2.2 H
L75 2.2 H
L76 0.82 H
L77 2.2 H
L72 2.2 H
L73 2.2 H
C399
0.1
R354
1M
R353
82k
C398
0.039
R352
82k
R351
82k
C397
0.0015
C395
0.1
R349
470k
R350
120k
C394
0.1
R348
100k
R346
1M
R347
470k
C393
0.01
C392
100p
C404
1
R364
470k
R363
470k
R362
470k
R361
100k
C403
0.1
R369
22k
R366
470k
R365
470k
R367
470k
C402
0.1
D61
MA8062
C389
47p
C387
47p
R359
10k
C401
0.1
R360
22k
R357
1M
C400
0.1
R356
10k
R510
27k
C457
1
R415
4.7k
R416
3.9k Other
22k [USA]
J3
1
2
3
4
5
6
R282 1M
R513
100k
R514
2.2k
R515
22k
R516
10k
D73
1SS355
R500 1k
R501 1k
R518 1k
OUT
1
VDD
2
VSS
3
NC
4
CD
5
D74
DA202U
R519
15k
C470
0.01
R521
470k
R522
470k
R355
470k
+
3
2
1
8
C471
0.1
C472
0.1
R517 1k
Y1
1
Y0
2
Z1
3
Z
4
Z0
5
INH
6
VE
E
7
VS
S
8
C
9
B
10
A
11
X0
12
X1
13
X
14
Y
15
VDD
16
+
—
5
6
7
C374
0.001
R486
1k
CS
1
SO
2
WP
3
VSS
4
SI
5
SCK
6
HOLD
7
VCC
8
R523 100k
R525 100k
CP4
R511 5.6k
+
—
5
6
7
R532
390k
D67
MA728
C479
0.22
R414
100k
C458
0.001
R533
22k other
47k [USA]
only
I/O
1
O/I
2
O/I
3
I/O
4
CONT
.B
5
CONT
.C
6
VEE
7
I/O
8
O/I
9
O/I
10
I/O
11
CONT
.D
12
CONT
.A
13
VDD
14
D68
RB706F-40
W17
R294
4.7k
R542
10k
R543
10k
R295
4.7k
R291
15k
D75
DA202U
R489 1k
R320 82k
R322 150k
R488 1k
R317
10k
R337
1k
R504
1k
R505
1k
R464
100k
R462
100k
R467 1k
R468 1k
R289 1k
R287 1k
R336 1k
R491 1k
R496 1k
R494 1k
R497 1k
R498 1k
C511
0.001
R292
4.7k
C516
10
+
R321 330k
C377
10
+
C378
0.001
R298
470k
R463
100k
R482 1k
R483 1k
R485 1k
R477 1k
R478 1k
R305 1M
R479 1k
R480 1k
R476 1k
R304 1k
R474 1k
R284 1k
R471 1k
R300 1k
R475 1k
R473 1k
R310 1k
R484 1k
R487 1k
R323 1.2M
R324 680k
R313 1k
C405
1
R448
330k
C462
0.001
R452
120k
+
—
3
2
1
4
8
I/O
1
O/I
2
O/I
I/O
CONT
.B
5
CONT
.C
6
VEE
7
I/O
8
O/I
9
O/I
10
I/O
11
CONT
.D
12
CONT
.A
13
VDD
14
+
—
5
6
7
R328 1k
R492 1k [EUR], [ITA] only
R545
1k
R544
1k
R301
1k
EP2
MMZ1608Y102BT
W15
C505
470p
R490 1k
R3251k
R493 1k
C507
0.001
C508
0.001
C504
470p
C376
0.1
C510
0.001
C515
0.001
C519
0.001
C506
470p
EP3
MMZ1608Y102BT
R283
22k
[EUR], [ITA] only
R432
18k
C444
1
R433
47k [EUR],
[ITA] only
R549
47k
[EUR], [ITA]
only
C448
820p
C449
82p
R345
10k
VDET
VAF
UAF
VAFO
UAFO
UDET
—
3
4
CONTROL UNIT J2
MIC
INPUT
D50
D55
D52
D54
D51
D53
D59
DTMF UNIT
(OPTION)
4
PSQL
PSEL
R271
100k
C348
1
I/O
1
O/I
2
O/I
3
I/O
4
CONT.B
5
CONT.C
6
VEE
7
I/O
8
O/I
9
O/I
10
I/O
11
CONT.D
12
CONT.A
13
VDD
14
C349
1
R272
10k
C256
1
C284
1
PSQL
E
CHASSIS
UNIT
6
5
FV
CP-SMU
8V
C5V
AFOUT
HV
PSQL
CP-SMV
VATTC
UATTC
LV04
LV03
LV02
LV01
FANC
PCTRL
VSQL
MOD
USQL
USOUT
1RX
4RX
DATA
CK
PLSTB
VUNLK
UUNLK
8V
HV
VTX
VSHIFT
UMMUTE
VMMUTE
UTX
C5V
LV
STB
V
AMUTE
UAMUTE
VAM
VDET
UDET
UAM
POWC
V
D
ATA
VCK
3LB
SP
CLONE
R11
33k
R12
470
R13
33k
R29
4.7k
R30
100k
R41
820
R42
1k
R43 22
R47
100
R62 100
R67
100k
R85
39k
R120 18k
R121 100k
R122
10k
R123
47k
R124 22k
R125
100k
R126 820k
R127
27k
R162
33k
R203
1.5k Other
3.3k [EUR], [ITA ]
R244
120k
R270
1k
C10
0.001
C13
0.001
C19 1p
C30
2.2
+
C36
22p
C40
0.001
C42
12p
C44
0.001
C45
0.001
C48
18p
C51
0.001
C55
12p
C64
0.001
C83
22p
C84
30p
C86
5p
C88
0.001
C94
100p
C95
0.001
C97
1p
C98
1p
C102
1p
C103
2p
C105
100p
C106
0.001
C108
0.001
C115
4p
C118
0.001
C139
47p
C145
1.5p
C162
7p
C164
0.001
C191
0.001
C192
0.001
C196
0.001
C197
10
+
C199
0.001
C218
0.001
C232
2p
C240
0.001
C263
390p
C264
390p
C273
180p
C279
0.001
C290
0.001
C297
0.01
C358
0.001
D4 MA862
D6
1SS355
D9
UM9401F
D12
HVU350
D15
HVU350
D18
UM9401F
D33
MA77
SI
2
CPS
3
RST
4
VCC
5
FIN1
6
LOCK1
7
PD1
8
VT1
9
VF
10
GND
11
VT2
12
PD2
13
LOCK2
14
FIN2
15
OP1
16
OP2
17
XOUT
18
XIN
19
GND
20
XBO
1
DO
1
LD
2
CLK
3
DI
4
AO1
5
AO2
6
NC
7
GND
8
VSS
9
NC
10
AO3
11
AO4
12
AO5
13
AO6
14
VDD
15
VCC
16
5
6
3
L8
27nH
L9
68nH
L10
47nH
L12
LA-235
L18
0.82 H
L22
68nH
L23
0.56 H
L28
LA-236
L29
0.82 H
L34
33nH
L63
680 H
J8
1
2
C1
10
+
C2
0.001
D1
1SS355
C3
1
R2
100k
C5
0.001
C4
0.001
R4
10k
L1
0.82 H
R5
2.7k
C6
0.1
+
C7
0.001
C9
0.001
C8
0.001
L2 LB-270
R7
68k
R6
10k
R9
10k
C11
8p
D2 MA77
R10
10k
C12
0.001
R8
220
C15 0.3p
C14
0.3p
D3
HVU350
C17
100p
R15
100
R14
470
C18
0.001
R18 100
C20
0.001
C21
0.001
R17
120k
L3
0.22 H
C22 27p
C26
1.5p
R23
330
C23
6p
R19
560
R24
47k
R25
47
L4
0.22 H
C24
0.001
C25
5p
C35
15p
L5
47nH
R26
47k
C31
0.001
R27 2.2k
C32
0.001
C34
0.001
C33
0.001
R31
4.7k
R32
100k
R33
150
R35
150
C38
0.001
C37
0.001
R34
39
L6
18nH
C39
2p
R37
1k
R36
4.7k
C41
10p
L7
68nH
R38
22
R39
22
D5
DA221
C43
0.001
C47
22p
C46
10
+
C49
18p
R44
150
L11
LA-235
C52
24p
C53
30p
C54
1p
C56
0.001
C57
0.001
R45
100
C58
1p
C59
1p
C61
0.001
C60
10p
C63
22
+
C66 470p
C65
0.001
L13
LW-25
R46
100
C68
15p
C62
0.001
C69
0.001
C70
18p
C71
30p
C72
27p
L15
LA-244
L78
LA-235
L16
LA-385
C77
0.22
+
R48
82k
R50
470k
R51
100
R49
470k
D19
1SS355
C124
0.001
C74
0.1
+
C73
0.001
C123
0.001
C87
0.001
R66
4.7k
R65
10k
L19
0.15 H
R64
180
R63
220
C90
0.001
C91 0.01
C163
0.001
L20
82nH
C99
5p
D11
HVU350
C96
2p
D14
1SS355
C101
2p
R68
100k
C100
39p
R69
100k
C104
5p
L21
82nH
D13
HVU350
C109
0.001
C110
4p
R70
47k
R74
100k
R119
100k
R118
39k
R75
100k
L24
2.2 H
C107
0.001
R71
1k
R73
47k
R72
100
L26
68nH
D16
1SS355
R130
10k
R131
330
R129
56k
R128
27k
C198
0.001
+
—
1
3
4
5
2
R135
150
R136
220k
C189
4p
L43
LA-382
C180
0.001
C182
22
+
C183
0.001
R134
100
C184
0.001
D27
UM9401F
L41
LW-25
C181
470p
R133 22k
C179
0.001
C177
1p
C178
11p
C176
0.001
L40 LA-382
R132 22k
C173
1p C175
0.001
C172
6p
C174
13p
C171
0.001
IN
5
VCC1
4
VCC2
3
VCC3
2
OUT
1
.
6
7
C166
47
+
C165
0.001
L39
15nH
C167
5p
R114
680
C169
2p
C168
2p
R116
4.7k
D24
DA221
R112
22
R110
680
C160
2p
L36
10nH
C161
0.001
R109
22
C159
3p
C158
3p
L35
18nH
R113
22
R111
4.7k
L37
22nH
L38
22nH
R115
820
C465
0.001
R108
47
C157
10p
C156
0.001
R106
680
R105
100k
D22
MA862
D23
MA77
R104
1k
R102
10k
R101 2.2k
C152
2.2
+
R100
47k
C153
10p
C154
10p
R103
270
R153 100
L33
18nH
R107
4.7k
C150
5p
L32
33nH
R98
47k
R99
47
R96
33k
R97
330
L31
27nH
R92
120k
C140
0.001
R87
18k
R86
330
C136
0.5p
L30
8.8nH
R84
330k
C133
0.001
C132
0.001
R83
220k
R82
1k
R77
4.7k
C125
1
C126
0.001
R78
100k
C128
0.001
3
2
1
5
4
C203
0.001
L66
8.2 H
C206
22p
L69
1.8 H
R138
270
R173
150
C247
0.001
R176 1.5M
R175
680k
R174
220k
C246
0.001
L54
LA-242
D39
UM9401F
W12
D37
1SS355
C242
0.001
R457
3.3k
C241
0.001
D36
MA862
R172
4.7k
R169
4.7k
R171
100k
R170
100k
D35
1SS355
C239
18p
L52
47nH
R168
47k
R166
100k
R167
39k
C238
0.001
R165
100
C237
0.001
R164
100k
C236
0.001
L51
47nH
C235
2p
C234
0.001
FI3 EFCH435MWNP1
1
2
3 4 5 6 7
8
R157
4.7k
R158
100k
R159
4.7k
L50
33nH
C233
3p
L49
47nH
R156
330
R154 270
C229
0.001
C228
0.001
D32 DAN202U
R150
100k
R151
100k
R152
4.7k
C230
12p
L48
1 H
R149
270
C226
0.5p
R148
390
D31
RB706F-40
C224
0.001
R147
33k
R145
270
L47
0.56 H
C223
0.001
R146 100
C220
0.001
C222
0.001
R144
100k
C221
7p
C216
0.001
R142
33k
C213
0.001
R140
100k
R191
560
D40
MA8047
C249
0.1
X2
CDB450C24
R204
10k
C251
0.022
C252
0.047
C259
1
C258
0.001
C257
0.1
R206
47k
R207
47k
R192
220k
R193
560
R199
470
C260
0.001
R208
1M
R202
47k
R201
1M
R198
8.2k Other
1.5k
[EUR], [ITA]
R210
10k
R213
100k
C271
0.1
1
2
7
8
FI5 CF4WS450HT
1
2
3
4
5
C268
0.1
[EUR], [ITA]
only
R215
100
C274
0.01
C275
0.01
D41
RB706F-40
R214
47k
C269
0.001
R219
120k
C278
47
+
R221
220
C276
0.001
FI6 CFWS450F
1
2
3
4
5
R222 560
C277
0.1
D42
MA8047
OSCIN
1
OSCOUT
2
MIXOUT
3
VDD
4
IFIN
5
BIAS
6
FILOUT
7
FILIN
8
AFOUT
9
QUADIN
10
IFOUT
11
SOUT
12
NDET
13
NOUT
14
VSS
15
MIXIN
16
C288
390p
R225
220k
R226
560
C289
390p
R229
10k
R230
470
C285
1
C283
0.001
C282
120p
R458
4.7k
R235
10k
R238
100k
R237
100k
R236
22k
R231
47k
R233
22k
R232
10k
C291
0.001
C281
0.033
R240
47k
D43
RB706F-40
C296
0.01
R239
100
C292
0.1
C293
0.1
C294
0.01
C295
180p
L64
680 H
R241
10k
R242
39k
C365
0.001
C366
0.001
C367
0.001
C350
0.001
C351
10
+
G
I
O
R267
10k
R268
470
C354
0.001
C355
10
+
G
I
O
C356
100
+
C357
0.001
R269 100k
D44
MA8075
L65
0.39 H
C362
2200
+
D46
RD20E
1
2
MF1
+
—
M
C363
0.001
C369
0.001
C360
0.001
C361
47
+
C352
47
+
C353
0.001
C280
0.047
R224 10k
R155
470
C231
0.001
C467
8p
C187
8p
R223 1.5k
L25
0.12 H
C244
6p
D72
HVU131TRF
C368
0.001
J7
C346
0.001
R40
4.7k
W1
R28
2.2k
FI4 ALFY450F=K
1
2
3
4
5
[EUR], [ITA] only
5
6
3
1
7 8
J1
J2
FI2
FL-300
R21
470
R59
22k
W5
R54
2.2M
R58
2.7k
3
2
1
5
4
W7
R141
270
D30 MA133
C205
0.001
R143 100
L46
1.2 H
L67
8.2 H
C209
2p
C148
6p
R93
15
C144
6p
R95
47
R94
47
R89
47
C143
0.001
C142
0.001
R137
820
R538 2.7k
R537
3.3k
R530
1.2k
R531 1.5k
C478
0.1
C215
82p
C117
5p
C116
100p
R56
3.9k
R52
2.7k
C76
0.047
+
R529
820
R528
1k
C137 0.5p
C149
0.001
C147
22p
R535
1.2k
D21
1SV284
C134
0.75p
R88
330
C135
0.001
C28
22p
X1
CR-549
C146
0.001
FI1B FL-288
D7
RB706F-40
D26
RB706F-40
D25
RB706F-40
C210
0.5p
C212
1p
C208
3p
L68
1.8 H
C211
4p
C475
0.001
W10
C219
0.001
C225
12p
C227
0.001
W2
W3
R200
47k
C272
0.01
C347
0.001
W4
D8
RB706F-40
C485
1p
R20
47
R22
33k
W16
C78 0.1
C85
1p
C486
0.01
C92
8p
R540
220
L17
0.22 H
R61
820
R539
560k
R212
100k
R211
22k
R217
470k
R216
10k
R220
39k
C188
6p
C190
4p
C493
8p
L42
LA-232
C492
1
C494
0.3p
C141
0.3p
R534
2.2k
C122
100
+
C270
0.1
C488
0.001
C489
0.001
R541
39
C484
1
D20
1SV284
C204
0.001
C201
0.001
R79
82k
R80
10k
C207
12p
D28
1SS355
W9
C217
0.001
R139
270
C267
0.1
C254
100p
FI1A FL-288
C477 10
+
C250
47
+
R190
220
C248
0.001
C265
330p
C266
100p Other
150p
[EUR,ITA]
R197
12k
R209
10k
C261 0.1
OSCIN
1
OSCOUT
2
MIXOUT
3
VDD
4
IFIN
5
BIAS
6
FILOUT
7
FILIN
8
AFOUT
9
QUADIN
10
IFOUT
11
SOUT
12
NDET
13
NOUT
14
VSS
15
MIXIN
16
C476 10
+
C481 3.3
+
R536
820
C483
0.047
R90 47
C482 3.3
+
C286 0.1
D10
DAN202U
C499
0.001
W8
C500
0.001
C480
22p
C245
6p
L44
LA-232
L45
LA-232
C521
0.1
C50
220
+
C491
1
C503
0.001
C29
0.001
C255
0.001
R205
3.3k
C253
0.033
C200
0.001
W14
W18
C81
33p
R76
3.3k
C80
5p
C522
0.1
C524
0.1
C186
470p
L82
LA-232
C194
0.001
C195
0.001
C193
0.001
C523
0.1
C359
0.1
D45
DSA3A1
C364
47p
C526
0.1
J4
1
2
C121
15p
C113
0.001
C527
0.1
C517
100p
[EUR], [ITA] only
R196
10k
R194
39k Other
22k [EUR], [ITA]
W19
except
[EUR], [ITA]
R195
NTCCM16083NH221KC
R228
NTCCM16083NH
R227
68k
C151
0.001
C27
0.001
R546
220
CP5
C82
20p
C127
47p
C487
0.001
C131
0.001
C130
0.047
+
R3
82k
R1
4.7k
C155
0.001
C525
0.1
C520
0.1
C518
0.022
C498
0.001
C513
470p
C514
470p
C512
470p
C473
0.22
C474
0.22
C490
0.001
C501
0.001
C496
0.001
C497
0.001
C502
0.001
C89
100p
R547
22
R60
1.8k
D78
MA77
C529
0.5p
D77
MA77
R234
10k
C466
100p
C119
0.001
R548 47
C114
0.001
D71 1SS355
C531
100p
C112
0.001
C532
470p
C111
0.001
D79
1SS355
R245
470k
D80
1SS355
C214
0.001
C202
0.001
D29
DAN202U
X3
CDB450C24
4
VSOUT
W/N
PTTP
DATAOUT
DATAIN
DATAOUT
AFOUT
DATAIN
PTT P
6
4
3
1
2
5
C5V
UAF
VA
F
3
4
2
1
IN
VCC1
VCC2
OUT
R117
22
EXT. SP
CLONE I/O
DATA I/O
DC 13.8 V
CHASSIS
UNIT
R81
NTCCM16084LH
[EUR], [ITA] only
[EUR], [ITA] only
MAIN UNIT
except [EUR], [ITA]
except [EUR], [ITA]
[EUR], [ITA]
only
OPD
Q1
Q2
Q3
Q4
STD
J6
1
2
3
4
5
6
7
8
9
10
R524
100k
OPD
GND
DETO
C5V
TOE
Q1
Q2
Q3
Q4
STD
C324
0.001
C343
0.1
VIN1
1
VOUT1
2
GND
3
DATA
4
CLK
5
VCC
6
VOUT2
7
VIN2
8
1 2 3 4 5
6 7 8 9 10 11 12
R266
12k
C339
100
+
C338
100
+
C336
220
+
C340
470
+
C341
470
+
C335
47
+
R262
220
R264
4.7
R263
4.7
C344
220
+
C337
47
+
R253
10k
R251
10K
C332
0.47
+
1 2 3
4
5
R250
33k
R252
33k
C333
0.47
+
R261
180
R257
10k
R255
47k
R254
47k
R256 33k
R258 10k
R259 1k
C330 1
+
C331
1
+
C325
0.001
R249
39
L79
12nH
C328
5p
C327
5p
R248
1.5k
C326
2p
L80
10nH
R247
10k
C320
0.001
R246
1k
C322
8p
C321
2p
L81
10nH
C323
0.001
C345
1
C334
0.47
+
R265
680k
R260 10k
C342
0.1
C329
0.001
C528
470p
R179
4.7k
R183
220
C306
18p
C310
22p
C311
2p
L56 22nH
L61
8.2nH
L62
8.2nH
C300
0.5p
C299
0.001
R177 100
L55
22nH
R178
22
C304
0.001
C302
0.001
C303
0.001
R180
120
R182
4.7k
C305
0.001
R181
15k
C307
0.001
C308
0.001
L59
8.2nH
R184 56
R185 56
D70
MA8043
C309
2p
C312
1
C313
0.001
C314
0.001
4
1
2
3
R186
100
C316
3p
R187
15
R188
39k
R189
3.3k
C317
2p
C318
1.5p
C319
1.5p
R526
1k
R527
1k
L60
15nH
C315
0.001
R160
4.7k
C301
7p
C298
0.001
R163
10k
D76
MA77
C530
6P
W11
IC19
HD6433876NB10H
HD6433876NB11H
Q78
2SC4081
IC24
TC75S51F
Q87
2SC4081
Q86
2SC4081
Q85
2SC4081
Q84
2SC4081
Q83
2SC4081
Q82
DTC144EU
Q81
2SC4081
Q96
2SC4081
IC16
S-80945ALMP-DA9-T2
IC20A
NJM4558M
IC29
BU4053BCFV
IC17
X25320SI-2.7
Q80
2SC4081
Q98
DTC144EU
Q79
2SA1576
IC21
BU4066BCFV
IC20B
NJM4558M
Q90
2SD999
Q91
DTA144EU Q92
DTC
114EU
Q93
DTC144EU
IC25
TC7S66FU
IC23A
NJM4558M
Q88
2SC4081
IC23B
NJM4558M
IC27B
NJM4558M
IC26
BU4066BCFV
IC27A
NJM4558M
Q89
2SC4116
Q73
DTC144EU
Q72
DTC144EU
IC13 BU4066BCFV
Q60
2SC4081
IC7B TC4W66F
Q41
2SC5193
Q52
2SC4116
Q54
2SK1829
Q56
2SC4081
IC7A TC4W66F
Q58
DTA144
EU
Q95
DTC144EU
IC8 TA31136FN
IC6B TC4W66F
IC6A
TC4W66F
Q59
2SK880
Q57
2SK880
Q55
2SJ144
Q103
DTC144EU
IC28
TA31136FN
Q40
2SC4215
Q21
2SC4228
Q36
Q38
Q39
IC2 M64076AGP
Q2
2SC4213
Q14
DTB123EK
Q24
2SC5085
Q23
2SC5193
Q22
2SC5085
Q20
2SC4228
Q17
2SC4081
Q19 2SC4213
Q35
Q34
Q99
2SC3324
Q100
2SK880
Q101
2SC3324
Q102
2SK880
Q35, 36, 38, 39: DTB123EK
Q37
Q34, 37: UMG9N
Q13
DTC144EU
Q5
2SC5085
Q4
2SC5085
Q6
2SC5085
Q7
2SC5085
Q18
2SK880
Q8
2SC5193
Q1 2SC4081
Q3 DTC144EU
IC1 M67746-01
Q11
2SC3357
Q16
3SK166
IC3 M62354GP
Q10
2SA1362
Q12
2SC2954
Q25
2SC4081
Q15
3SK166
Q9
2SC4081
Q28
2SC3357
IC4 SC-1318
Q29
2SC2954
Q27
2SC5085
Q26
2SA1362
Q44
3SK166
Q42
DTC144EU
Q48
2SC4226
Q49
DTC144EU
Q47
2SC4226
Q50
3SK184
Q43
3SK184
Q61
DTC144EU
Q63
2SC4081
Q62
2SJ144
Q64
2SK880
Q66
DTC144EU
Q67
2SC4081
IC14
TA7808F
Q75
2SB1201
Q71
2SC4213
IC10 M62429FP
Q69
2SC4213
Q70
2SC4213
IC11
TC4S81F
Q65
2SK880
Q74
DTC143XU
IC15 TA7805F
Q76
2SC4081
Q77
2SB1132
IC12 LA4445
Q68
2SC5085
Q30
2SB934P
Q32
DTC143ZU
Q31
2SC4081
IC5
TA75S01F
Q33
2SC4081
Q45
2SC4081
Q46
2SC4081
IC9
PC1676G
Q51
2SC5085
Q53
DTC144EU
7.87
4.66
2.83
1.00
4.17
1.00
0.39
4.2
4.71
2.80
7.87
0.39
6.88
4.90
4.62
2.63
2.52
4.96
2.22
3.78
2.5
4.96
0.63
0.042
0.647
4.96
0.042
4.96
4.96
4.93
0.045
9.41
7.87
13.36
8.8
7.88
0.97
2.97
7.25
4.00
4.04
0.35
2.67
2.66
1.94
4.92
1.27
4.08
3.88
4.61
6.88
4.9
7.91
VR 7.87
VR 7.51
VR 1.02
VR 3.50
VR 0.98
VR 0.97
VR 0.75
VR 4.66
VR 0.67
VR 4.74
VR 4.37
VR 0.65
VR 4.37
UR 7.87
VR 1.74
VFM 4.74
VAM 6.59
VR 7.86
VAM 7.08
UV 0.9
VV 0.6
VV 2.2
VV 0.7
UR 1.69
UR 0.96
UR 6.8
UV 2.5
UV 0.7
UR 0.71
UR 0.97
VR 2.81
UR 4.37
UR 4.37
UR 3.56
UR 4.66
UR 4.77
UR 0.67
UR 0.65
UFM 4.74
VT 7.5
VT 0.9
VT 4.46
VR 7.3
VR 1.3
UT 0.7
UT 8.1
UR 1.13
UT 6.4
UR 6.77
UR 7.28
UR 1.3
UR 7.11
UAM 5.63
UAM 6.28
UFM 0.65
12.96
UR 2.35
4.1
7.87
UR 0
UT 6.8
VR 1.65
UT 1.2
VR 1.65
UR 4.23
UT 0.5
UH 9.0 UHL 6.07
UMH 7.05 UL 5.43
UR 7.8
UR 2.2
VR 1.65
VR 1.65
VT 8.2
VT 6.9
VH 9.4
VMH 6.21
VHL 6.11
VL 4.3
VR 7.85
VR 1.9
VR 2.81
UR 7.88
UR 4.2
UR 3.46
0.63
4.81
4.81
0.63
0.63
13.8
11.65
4.96
UT 1.93
8.3
VT 2.1
U = 430 MHz Band
V = 144 MHz Band
None = COMMON
UH 2.15
UMH 1.82
UHL 1.65
UL 1.55
VH 2.18
VMH 1.77
VHL 1.62
VL 1.52
UH 1.27 UHL 0.92
UMH 1.05 UL 0.83
VH 1.5
VMH 1.1
VHL 0.94
VL 0.84
LEFT SIDE
RIGHT SIDE
CENTER
11 - 2
Summary of Contents for IC-2800H
Page 1: ...DUAL BAND FM TRANSCEIVER iC 2800h iC 2800h ...
Page 50: ...iC 2800h ...