![background image](http://html1.mh-extra.com/html/icom/ic-r20/ic-r20_service-manual_3569421081.webp)
[REC UNIT]
[DOWNCONV BOARD]
C50
4030017730 S.CERAMIC
ECJ0EB1E471K
B
C51
4030017730 S.CERAMIC
ECJ0EB1E471K
B
C52
4030017730 S.CERAMIC
ECJ0EB1E471K
B
C53
4030016790 S.CERAMIC
ECJ0EB1C103K
B
C54
4030017420 S.CERAMIC
ECJ0EC1H470J
B
C55
4030017420 S.CERAMIC
ECJ0EC1H470J
B
C56
4030017420 S.CERAMIC
ECJ0EC1H470J
T
C58
4030016930 S.CERAMIC
ECJ0EB1A104K
T
J1
6910015510 CONNECTOR
IMSA-9230B-1-08Z064-T
T
J2
6910015530 CONNECTOR
IMSA-9230B-1-06Z064-T
T
EP1
0910058152 PCB
B 6079B
IC1
1130011980 S.IC
BD5228G-TR
T
IC2
1140012090 S.IC
M30622M6P-131GP (RX-2699A ALL) B
IC3
1130011680 S.IC
FT245BM
T
IC4
1130012250 S.IC
SN74AHC1G02DCKR
B
IC5
1130012260 S.IC
SN74AHC1G32DCKR
B
IC6
1130011970 S.IC
K9F5608UOC-YCBO <NXT>
B
IC7
1190001950 S.IC
ML2302TB
T
IC8
1130011800 S.IC
SN74AHC1G66HDBVR
T
IC9
1130011800 S.IC
SN74AHC1G66HDBVR
T
IC10
1180002370 S.REG
R1111N321B-TR
T
Q1
1590003300 S.TRANSISTOR UNR921NJ-(TX) B
Q2
1590003510 S.TRANSISTOR UNR9119J-(TX) B
X1
6050010940 S.XTAL
CR-672 (6.000 MHz)
T
X2
6050011240 S.XTAL
CR-708 (16.384 MHz)
T
R1
7030005050 S.RESISTOR
ERJ2GEJ 103 X (10 k
Ω
) T
R6
7030009530 S.RESISTOR
ERJ2GEJ 270 X (27
Ω
) T
R7
7030009530 S.RESISTOR
ERJ2GEJ 270 X (27
Ω
) T
R8
7030005240 S.RESISTOR
ERJ2GEJ 473 X (47 k
Ω
) T
R9
7030005050 S.RESISTOR
ERJ2GEJ 103 X (10 k
Ω
) T
R10
7030005240 S.RESISTOR
ERJ2GEJ 473 X (47 k
Ω
) B
R11
7030005000 S.RESISTOR
ERJ2GEJ 471 X (470
Ω
) T
R12
7030007280 S.RESISTOR
ERJ2GEJ 331 X (330
Ω
) B
R13
7030005030 S.RESISTOR
ERJ2GEJ 152 X (1.5 k
Ω
) T
R15
7030005240 S.RESISTOR
ERJ2GEJ 473 X (47 k
Ω
) T
R16
7030005170 S.RESISTOR
ERJ2GEJ 474 X (470 k
Ω
) T
R17
7030005100 S.RESISTOR
ERJ2GEJ 154 X (150 k
Ω
) T
R18
7030005230 S.RESISTOR
ERJ2GEJ 334 X (330 k
Ω
) T
R19
7030005240 S.RESISTOR
ERJ2GEJ 473 X (47 k
Ω
) T
R20
7030004980 S.RESISTOR
ERJ2GEJ 101 X (100
Ω
) B
R21
7030005090 S.RESISTOR
ERJ2GEJ 104 X (100 k
Ω
) T
R22
7030005090 S.RESISTOR
ERJ2GEJ 104 X (100 k
Ω
) T
C1
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C2
4550006050 S.TANTALUM
TEESVA 0J 106M8L
T
C3
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C4
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C5
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C6
4030017660 S.CERAMIC
ECJ0EC1H330J
B
C7
4030017660 S.CERAMIC
ECJ0EC1H330J
B
C8
4030017330 S.CERAMIC
ECJ0EF1C104Z
T
C9
4030017040 S.CERAMIC
ECJ0EB1A333K
T
C10
4030017330 S.CERAMIC
ECJ0EF1C104Z
B
C11
4030016790 S.CERAMIC
ECJ0EB1C103K
B
C12
4030016790 S.CERAMIC
ECJ0EB1C103K
B
C13
4030016790 S.CERAMIC
ECJ0EB1C103K
B
C14
4030016790 S.CERAMIC
ECJ0EB1C103K
B
C15
4030016790 S.CERAMIC
ECJ0EB1C103K
B
C16
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C17
4030017390 S.CERAMIC
ECJ0EC1H180J
T
S.=Surface mount
C18
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C19
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C20
4030017400 S.CERAMIC
ECJ0EC1H220J
T
C21
4030017400 S.CERAMIC
ECJ0EC1H220J
T
C22
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C23
4030017490 S.CERAMIC
C1608 JB 1A 105K-T
T
C24
4030017490 S.CERAMIC
C1608 JB 1A 105K-T
T
C25
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C26
4030016790 S.CERAMIC
ECJ0EB1C103K
T
C27
4550007130 S.TANTALUM
ECST0GX107R
B
C28
4030016790 S.CERAMIC
ECJ0EB1C103K
B
J2
6510024170 S.CONNECTOR CSS5005-0401GSZ
T
J6
6910006590 CONNECTOR
IMSA-9230B-1-04Z030-T
T
J7
6910006520 CONNECTOR
IMSA-9230B-1-06Z030-T
T
S1
2230001070 S.SWITCH
JPM1990-2711R
T
S2
2230001070 S.SWITCH
JPM1990-2711R
T
S3
2230001070 S.SWITCH
JPM1990-2711R
T
EP1
6910012350 S.BEAD
MMZ1608Y 102BT
T
EP2
0910058204 PCB
B 6084D
EP3
6910012350 S.BEAD
MMZ1608Y 102BT
T
EP4
6910012350 S.BEAD
MMZ1608Y 102BT
T
IC1
1130011140
S.IC
CAT24WC256K1.8
B
IC2
1130011980 S.IC
BD5228G-TR
B
IC3
1140012110 S.IC
M30620MCP-130GP (RX-2699C USA)
[USA] B
1140012100 S.IC
M30620MCP-129GP (RX-2699B J/E)
except [USA] B
IC4
1130007110 S.IC
TC7W04FU (TE12L)
B
IC5
1190000710 S.IC
TA31056F (EL)
B
IC6
1130011870 S.IC
SN74AHC1GU04DBVR
B
IC7
1130011860 S.IC
SM6451BT-G-E2
B
IC8
1180002370 S.REG
R1111N321B-TR
B
IC9
1180002370 S.REG
R1111N321B-TR
B
IC11
1130007110 S.IC
TC7W04FU (TE12L)
B
IC12
1110006380 S.IC
LM2904PWR
B
IC13
1110006380 S.IC
LM2904PWR
B
IC14
1130006550 S.IC
TC7S08FU (TE85R)
B
IC15
1130006550 S.IC
TC7S08FU (TE85R)
B
Q1
1530003630 S.TRANSISTOR 2SC4617 TLS
T
Q3
1510000770 S.TRANSISTOR 2SA1586-GR (TE85R)
B
Q4
1530003630 S.TRANSISTOR 2SC4617 TLS
T
Q5
1530003630 S.TRANSISTOR 2SC4617 TLS
B
Q6
1530002690 S.TRANSISTOR 2SC4116-GR (TE85R)
B
Q7
1590001170 S.TRANSISTOR XP1501-(TX) .AB
B
Q8
1510000670 S.TRANSISTOR 2SA1588-GR (TE85R)
B
Q9
1520000460 S.TRANSISTOR 2SB1132 T100 R
B
Q10
1510000580 S.TRANSISTOR 2SA1362-GR (TE85R)
B
Q11
1590003230 S.TRANSISTOR UNR9113J-(TX) B
Q12
1530003630 S.TRANSISTOR 2SC4617 TLS
B
Q13
1590001190 S.TRANSISTOR XP6501-(TX) .AB
B
Q14
1510000670 S.TRANSISTOR 2SA1588-GR (TE85R)
B
Q15
1510000580 S.TRANSISTOR 2SA1362-GR (TE85R)
B
Q16
1530003630 S.TRANSISTOR 2SC4617 TLS
B
Q17
1510000670 S.TRANSISTOR 2SA1588-GR (TE85R)
B
Q19
1590001390 S.FET
2SJ144-Y (TE85R) B
Q20
1590003250 S.TRANSISTOR UNR9115J-(TX) B
Q21
1590003250 S.TRANSISTOR UNR9115J-(TX) B
Q22
1530003630 S.TRANSISTOR 2SC4617 TLS
B
Q23
1530003630 S.TRANSISTOR 2SC4617 TLS
B
Q24
1590001190 S.TRANSISTOR XP6501-(TX) .AB
B
Q25
1590001190 S.TRANSISTOR XP6501-(TX) .AB
B
Q26
1590001390 S.FET
2SJ144-Y (TE85R) B
Q27
1590001390 S.FET
2SJ144-Y (TE85R) B
6 - 5
REF
ORDER
DESCRIPTION
M.
NO.
NO.
REF
ORDER
DESCRIPTION
M.
NO.
NO.
M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side)
REF
ORDER
DESCRIPTION
M.
NO.
NO.
[REC UNIT]
REF
ORDER
DESCRIPTION
M.
NO.
NO.
[LOGIC UNIT]