Icom IC-FR5000 Service Manual Addendum page 75

Mar. 2011
MAIN UNIT (2/3)
8V
+10V
POWER SUPPLY
+10V
+10V
3.3VA
3.3VA
+5V
+5V
8V RLVI N
8V
R8V
R8V L2
3.3VA
PLL IC 1.8U
RX PLL
RPLST
RPLST
PLSSO
PLSSO
IC4
PLSCK 24 1
PLSCK OUT1 CUTO
23 2
VCCIF VCCRF
RUNLK 22 3
RUNLK VPIF VPRF
21 4
CPOIF CPOR F
20 5
CONTRO L GND GND
19 6
FINRF
FINI F
18 7
FINRF
FINRF
RREF R23 17 8
GND GND
RREF
RPLST 16 9
LE OSCX
PLSSO 15 10
DATA OSCI N
PLSCK 14 11
CLOCK FO/LD
13 12
RLVA RUNLK
RLVA I F_EN RF_EN
RLVIN 1k LMX2352TM
RLVIN
T1
T1
T2
T2
DET
DET
D_IF
D_IF
SQL
SQL
RSSI
RSSI
+5V
NOIS
NOIS
NWC1
NWC1
NWC2
NWC2
45.9MHz
RXIN
RXIN
C34
4P
Q2
2SC4116
R8V
IF IC
+5V
R25 47
IC5
1
OSCI N
2
C555 OSCOUT
3
MIXOUT
4
VCC
5
IFIN
6
DEC
120P
7
FILOUT
8
C40 FILI N
TA31136FNG
1.5K C47 R47 C42
SQL
56K 120P
R48 0.001
2SK3019
FI 1
CFWS450F
C13 C24
I O
DAN235E
DAN235 E
0.1 0.1
D1 D2
25K
C10 C22
I O
0.1 0.1
12.5K
FI 2
6.25K CFWS450HT
Q1
UNR9113G0
R66
+5V
100
RXLV
Q5
R105
10K
2SK880
2.2K
R93
1 C113 R121
1.8K
C103 1
R78
2SC411 6
0 Q11
R73
R103
C53 47P
Q14
0 2SC4116
100
R83
0
C81 3P
5P C110
RLVA_SW
Q9
2SK3019
10
4 1
VCC VCON
R88
3 2
OUT GND
X2 15.3MHZ
RVCO_SW
RX REF(15.3MHz)
R8V
J
X3
FI3
FL-401
C92
4 1
16
MIXI N GND IN
15 2 3
GND 0.01 OUT GND
14
N-REC
13
N-DET R118
C121
12 C90
RSSI
11 Q7
IFOUT 0.01 330
10
QUAD 2SC421 5
9 82P
AFOUT
C149
0.01
25K/12.5K
FI 4
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
IC7
5
4
1
3
2
13
Q16
2SC4116 RVCO8V
R154
1.8K
Q20
2SC4226
L8 HVC321B C169 L16 C184 R160
0
4.7U D15 30P 67N 39P
0.75P
C215
L9
4.7U RX_VCO2
L65
4.7U
155-174MHz
R161
1.8K
D16
L10 HVC321B C170 L21 C185 R162
0
4.7U 30P C6342A 36P
Q21 0.75P
2SC4226
C216
Q26
4 3
L13
2
4.7U
L66
5 1
RX_VCO1
4.7U
DMC561040
136-155MHz
RX_VCO SW
R8V
RX LO
IF AMP
R133 C160
330 0.01
Q19
R159
C535 C214
10
2SC4215
0.01 0.001
C182
0.01
Q63 C242 L27 D62
0.01
R134 C161 PMBFJ310
C241
Q64
#617DB HSB88WS
0.01
150
MIX
PMBFJ310
Q71
C536
0.01 PMBFJ310
Q12
UNR9113G0
C275
R196 10P
Q34
4. 7 2SC5107
Q25
2SC5107
RX_VCO BUFF
UNR9213G0
Q30
Q32
2SC5107
RX_PLL BUFF
MA2S1110G
R242
C313
4.7
0.1
R247
56K
R185
L34 L37 C282
33N 33N 12P
18
Q65
2SC5107
C290 C286
C271 C302
9P 0.001
8P 3.5P Q36
3SK293
L63 C323
R218 R225
C2012C 1.5P
100K 100K
BPF
L32
RF AMP
#617DB
D26
Q39
AGC
RX
C338 C357 10P C371 L51 C385
0.001 15P C329 0.001 C2012C 0.001
6P
C379
R274
100K
BPF
*; Refer to "PARTS LIST."