Voltage Diagram - Icom IC-F2000 Service Manual

SECTION 10.

VOLTAGE DIAGRAM

• MAIN UNIT (1/3)
For [USA], [EXP].
HV
T5V
+3_3V S5V
HV
+5V
S5V
T5V
T5V
2.2k
R5C
R146
SO
SCK
PLST
NWC
R142
+5V
8
100
V+ IC14
MOD GND TC7W66FU
4
VCON
SQIN GP01
7
LVA
LVIN
T1
T2
R147
LVIN
100k
RSTN
LDTC144EE
RSSI Q24
DISC
NOIS
UNLK
FSIO
FSCK
PLL
FSCN
EP5 MMZ1005Y102CT
TMUT +5V
1
CPVDD
2
TEST3
3
TEST1
4
PLST
LE
SO 5
DATA
SCK 6
CLK
UNLK
S5V
GP01
GP02 EP4
+3_3V MMZ1005Y102CT C180
0.01
VCON X3
4 3
VCC OUT
1 2
VC GND
CR-978
HV
T5V
S5V
VCOV
Q23
MMZ1005Y102CT
2SC4116 L3
RX VCO
R167 R168
0.47U
D10 6.8k 6.8k
C187
39P
1SV323
Q25
0.30-0.9
L2 C188 C202
1U
10P 15P
2SC4226
0.75P
L4
TX VCO
0.47U
1SV323
C186 R166 R169
68P D11
6.8k 6.8k
L5 C193 C206
R170
1U Q27
12P
15P
2SC4226
4.7
C227
MMZ1005A152ET
R159 0.5P
100k R178 Q28
MP3
470
3621
R160
220k
TC7W66FU
6 5
IC14
22k
R162
R254
0
IC15
18
100P
PVDD
17 C390
RFINP
16
RFINN
15
VREF
14
DVSS C199
13
GPO2
0.22 C217
100P
X3 MULTI
AK1542A
C215
6P
Q26
C198
10P
2SC4116
24
DETO
23
SDATA
22
SCLK
21
IC16
CSN
20 SC-1451
RSTN
19
PDN
18
AVSS2
17
IFOUT
R173
1k
R182
10 - 1
C224
D16 R337
C253 C264
10P 5P
C250 BAR88 47
Q30 Q31
2.5P
2SC5108
2SC5108
Q29
R5V
LDTC114EE
LDTC114EE
R5C
Q32
2SC5108
C257
6P
C268
47P
R5C
R5V
IF IC
C258
1
IFIP
2
100P
NC FI1
3
NC
4 4 1
NC C274 R205 GND IN
5 Q33 2 3
NC OUT GND
2SC4215
6
VREFA 0.01
560
7
AVSS
8 FL-442
AVDD
IF AMP
180k
220P
C246
HV
T5V
MPZ2012S331A
MMZ1005S800CT
PAV
L23 L26
2.8N
C281 C282
Q38
RD01MUS2B
RD07MUS2B
5P 10P
C306
Q36
47P
Q34 Q35
2SC5108 2SC3356
APCV
APC
IC17
R222
4
PRF18
TA75S01F
L20 C293
39N 5P
R5V
R213 L21
56N
120k
3SK293
Q39
Q37 C299 C323
15P 0.5P
3SK293
1SV305
MIX RF AMP
*: Refer to the PARTS LIST for the value and name of component.
T5V
ANT_BOARD
LPF
10.3N
0.001
D19 0.001 L29 L30 L31
C331 13.6N 13.6N
2.8N BAR88 C332 C348
C349
3P
1.5P
R245
R246
1k 1k
L34
D20
22N
L1SS400
T5V
0.22
R338
C334 Q40
TMUT
R232 33k
LDTA144EE
470k
5 R234
3
10k R235
1
2 100k
T1
R237
10k
L35 C343
C346 C362 C364
22N 2P 8P 22P
7P
R241 R250
10k 10k