Icom IC-FR5000 Service Manual Addendum page 60

Jun. 2012
• MAIN-A UNIT (2/3) (For [DPM-02] and [FR5100])
8V
+10V
POWER SUPPLY
+10V
+10V
3.3VA
3.3VA
+5V
+5V
8V RLVIN
8V
R8V
R8V L2
3.3VA
1.8U
PLL IC
RPLST
RPLST
RX PLL
PLSSO
PLSSO
IC4
PLSCK 24 OUT1 1
OUTO
PLSCK
23 VCCIF 2
VCCRF
RUNLK 22 VPIF 3
RUNLK VPRF
21 CPOIF 4
CPORF
20 GND 5
GND
CONTROL 19 FINIF 6
FINRF
18 7
FINIF FINRF 8
R23
RREF 17 GND
RREF GND
16 LE 9
RPLST
OSCX
PLSSO 15 DATA 10
OSCIN
PLSCK 14 CLOCK 11
FO/LD
RLVA RUNLK 13 IF_EN 12
RLVA RF_EN
1k
RLVIN LMX2352TM
RLVIN
T1
T1
15.3MHz
T2
T2 290mVp-p
DET
DET
D_IF
D_IF
SQL
SQL
RSSI
RSSI
+5V
NOIS
NOIS
3.0V
NWC1
NWC1
NWC2
NWC2
RXIN 45.9MHz
RXIN
C34
4P
Q2
2SC4116
0.5V
R8V
+5V
R25 47
IF IC
IC5
1
OSCIN
2
OSCOUT
C555
3
MIXOUT
4
0.1 VCC
5
IFIN
6
120P DEC
7
FILOUT
8
C40 FILIN
TA31136FNG
1.5k C47 R47 C42
SQL
56k 120P
R48 0.001
Q3
25K:LOW 12.5K 6.25K:HIGH
2SK3019
Wide mode : 2.9V
FI1
Narrow mode : 0.0V
CFWS450F
C13 C24
Digitalmode : 0.0V
I O
DAN235E
DAN235E 2.2V
0.1 0.1
D1 D2
2.2V 25K
C10 C22
Wide mode : 0.0V
I O
Narrow mode : 2.8V 0.1 0.1
Digitalmode : 2.8V
12.5K
FI2 Wide mode : 4.9V
6.25K LTW450HT
Narrow mode : 0.0V
Digitalmode : 0.0V
Q1
DRA9144E
5.1V
R66
+5V
100
Wide mode : 0.0V
Narrow mode : 4.9V
Digitalmode : 4.9V
RXLV 8.4V
Q5
R105
10k
2SK880
0.9V
2.2k
R93
1.1V
1 C113 R121 L8
C103 1 1.8k 4.7U
1.2V
R78
2SC4116
0 Q11
R73
R103
C53 47P
Q14
0 100 2SC4116
R83
0
0.7V
C81 3P
C110
5P L10
4.7U
0.0V
RLVA_SW
10
4 1
VCC VCON
R88
3 2
OUT GND
X2 15.3MHZ
RX REF(15.3MHz)
RVCO_SW
R8V
JTBM450CX24
X3 Analog mode : 4.4V
Digitalmode : 0.0V
FI3
FL-401
C92
16 4 1
MIXIN GND IN
15 2 3
GND OUT GND
0.01 6.8V
14 0.7V
N-REC
13
N-DET C121 R118
12
C90
RSSI
11 Q7
IFOUT 0.01 330
10
QUAD 2SC4215
9 82P
AFOUT
C149
0.01
3.9V 25K/12.5K
Analog mode : 0.0V
FI4
Digitalmode : 4.6V FL-420
4 1
C122 R119 GND IN
2 3
OUT GND
0.01 150
0.01
C150 6.25K
R82
1.8k
C85
7P
Analog mode : 0.0V
Digitalmode : 5.1V
J12
IC7
5
C645
4
1
0.1
3
2
RX_VCO1 ON : 3.4V
7.8V 7.0V
RX_VCO2 ON : 3.3V
Q16
2SC4116 RVCO8V
RX_VCO1 ON: 6.9V
7.7V
RX_VCO2 ON: 6.9V
R154
1.8k
Q20
2SC4226
HVC321B L16 R160
C169 C184
30P 39P 0
D15 67N
0.75P
C215
RX_VCO1 ON : 2.9V
RX_VCO2 ON : 3.1V
L9
RX_VCO2
4.7U L65
4.7U
RX_VCO1 ON : 6.9V
155-174MHz
RX_VCO2 ON : 6.9V
R161
RX_VCO1 ON : 3.3V
1.8k
RX_VCO2 ON : 3.4V
D16
HVC321B C170 L21 C185 R162
0 Q25
30P C6342A 36P
0.8V
Q21
0.75P
2SC4226 2SC5107
C216
Q26 RX_VCO1 ON : 3.7V
4 3
RX_VCO2 ON : 0.0V
L13 DRC9114E0
2
Q30
4.7U
L66
RX_VCO1 5 1
RX_VCO1 ON : 3.1V 4.7U
DMC561040
RX_VCO2 ON : 2.9V
136-155MHz
RX_VCO1 ON : 2.9V RX_VCO SW RX_VCO1 ON : 0.0V
RX_VCO2 ON : 0.0V RX_VCO2 ON : 2.9V
R8V
RX LO
R185
18
Analog mode : 4.4V
Digitalmode : 0.0V IF AMP
R133 C160 7.2V
330
0.01
Q19
R159
3.9V
C535 C214
10
0.01 2SC4215 0.001
C182
3.2V
0.01
2.4V
Q63 C242 L27 D62
0.01
Analog mode : 0.0V
Digitalmode : 4.6V
R134 C161 PMBFJ310
C241
Q64
#617DB
0.01 HSB88WS
150
7.4V 0.7V MIX
PMBFJ310
Q71
C536
0.01
PMBFJ310
Analog mode : 4.9V
Digitalmode : 0.0V
Q12
DRA9144E
5.1V
5.9V
C275
R196 10P
Q34
4.7
2SC5107
6.2V
4.9V
Q32
0.7V
2SC5107
RX_VCO1 ON : 0.0V
RX_VCO2 ON : 3.2V
RX_PLL BUFF
D26
DA2S10100L
R242 7.7V
C313
4.7
0.1
R247
56k
6.3V
L34 L37 C282
33N 33N 12P
0.0V
Q65
2.7V
2.3V
2SC5107
7.7V
C290 C286
7.6V
C271 C302
8P 8P 4P 0.001 Q36
3SK293
L63 C323 C338
R218 R225
C2012C 2P 0.001
2.4V
100k 100k
0.2V
L32
BPF
RF AMP
#617DB
25
Q39
0.4V
AGC
C357 15P C371 L51 C385
15P C329 27P C2012C 33P
6P
C379
R274
100k
BPF
*; Refer to "PARTS LIST."