Icom IC-FR5000 Service Manual page 40

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
1.8U
PLL IC
RPLST RX PLL
RPLST
PLSSO
PLSSO
IC4
PLSCK 24 1
PLSCK OUT1 CUTO
23 2
VCCIF VCCRF
RUNLK 22 3
VPIF VPRF
RUNLK
21 4
CPOIF CPOR F
20 5
GND GND
CONTRO L
19 6
FINI F FINRF
18 7
FINRF
R23 FINRF
RREF 17 8
RREF GND GND
RPLST 16 9
LE OSCX
PLSSO 15 10
DATA OSCI N
14 11
PLSCK
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
OSCOUT
C555
3
MIXOUT
4
VCC
5
IFIN
6
120P DEC
7
FILOUT
8
C40
FILI N
TA31136FNG
1.5K C47 R47 C42
SQL
120P
R48 0.001 56K
2SK3019
FI 1
CFWS450F
C13 C24
IO
DAN235 E DAN235E
0.1
0.1
D1 D2
25K
C10 C22
IO
0.1 0.1
12.5K
FI 2
6.25K
CFWS450HT
Q1
UNR9113J
R66
+5V
100
IC7
4
3
RXLV
Q5
R105
10K
2SK880
2.2K
R93
1 C113 R121
C103 1 270
R78
2SC411 6
0 Q11
R73 R103
C53 47P
Q14
0 100 2SC4116
R83
0
C81 3P
C110
5P
RLVA_SW
2SK3019
Q9
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
16 4
MIXI N GND IN
15 2
GND 0.01 OUT GND
14
N-REC
13
N-DET C121 R118
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
R119
C122 GND IN
2
OUT GND
0.01 150
0.01
C150
6.25K
R82
1.8K
C85
7P
5
1
2
11 - 3
Q16
2SC4116 RVCO8V
R154
1.8K
Q20
2SC4226
L8 HVC321B C169 L16 C184 R160
0
1U 30P 67N 39P
D15
0.75P
C215
L9
1U L65
RX_VCO2
1U
155-174MHz
R161
1.8K
D16
HVC321B R162
L10 C170 L21 C185
0
1U 30P C6342A 36P
Q21 0.75P
2SC4226
C216
Q26
4 3
L13
2
1U
L66
5 1
RX_VCO1
1U
XP1214
136-155MHz
RX_VCO SW
R8V
RX LO
IF AMP
R133
C160
1
3
330 0.01
Q19
R159
C535 C214
10
2SC4215
0.01 0.001
C182
0.01
Q63 C242 L27
0.01
R134 C161 PMBFJ310
1 C241
Q64
3 #617DB HSB88WS
0.01
150
MIX
PMBFJ310
Q71
C536
0.01 PMBFJ310
HQ73
PMBFJ310
Q12
UNR9113J
C275
R196 10P
Q34
4. 7
2SC5107
RX_VCO BUFF
Q25
2SC5107
U NR9213J
Q30
Q32
2SC5107
RX_PLL BUFF
R242
4.7
R185
L34 L37 C282
33N 33N 12P
18
Q65
2SC5107
C290 C286
C271 C302
9P 8P 3.5P 0.001 Q36
3SK293
L63 C323
R218 R225
C2012C 1.5P
100K 100K
BPF
D62 L32
RF AMP
#617DB
D26
M A2S111
C313
0.1
R247
Q39
56K
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."