Icom IC-9700 Service Manual page 79

• MAIN UNIT (6/13)
MAIN UNIT H3R3V
(5/13)
USB3R3V
USKADTR
USKADTR
USKARTS
USKARTS
UDRES
UDRES
MAIN UNIT USSPD2
USSPD2
(2/13)
USKBDTR
USKBDTR
USKBRTS
USKBRTS
UDRXD2
USSPD1
UDTXD2
UDRXD2
USSPD1
UDTXD2
MAIN UNIT
VBUS
(1/13)
UDTXD1
UDRXD1/UDBSY
UCLKS
UCLKS
R1501 R1502
18k 10k
CIV
L2SC4081
Q1501
MAIN UNIT
R1503
(9/13)
CIVE 12k
CP1501 CP1502
SHORT1005 SHORT1005
R1511 R1512
18k 10k
L2SC4081
Q1511
R1513
12k
CP1511 CP1512
SHORT1005 SHORT1005
MAIN UNIT CRXD/CBSY
(1/13)
CTXD
C1532
UAFA
MAIN UNIT 10
C1533
UAFB
(7/13) 10
UMOD
LAN_RXCLK
LAN_RXCLK C1531
LAN_RXD0
LAN_RXD0
LAN_RXD1
10
LAN_RXD1
LAN_RXD2
LAN_RXD2
LAN_RXD3
LAN_RXD3
LAN_RXER
LAN_RXER
LAN_CRS
LAN_CRS
LAN_COL
LAN_COL
LAN_RXDV
LAN_RXDV
MAIN UNIT
(1/13) LAN_TXCLK
LAN_TXCLK
LAN_TXD0
LAN_TXD0
LAN_TXD1
LAN_TXD1
LAN_TXD2
LAN_TXD2
LAN_TXD3
LAN_TXD3
LAN_TXER
LAN_TXER
LAN_TXEN
LAN_TXEN
LAN_MDIO
LAN_MDIO
LAN_MDC
LAN_MDC
LAN_RSTL
LAN_RSTL
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USSPD1
USKADTR
Q1502
L2SA1576AR
IC1501
3 4 UCRXD
USKARTS
74VHC04FT
IC1501
6 5 UCTXD
74VHC04FT
14
IC1501 V+
Q1512
GND
74VHC04FT UDRES
L2SA1576AR
7
USSPD2
IC1501
9 8
74VHC04FT
IC1501
IC1501
12
13
2 1
UDTXD2
74VHC04FT
74VHC04FT
IC1501
R1517 11 10 UDRXD2
22
R1518
22
74VHC04FT
USKBDTR
USKBRTS
IC1532
4 3 Q1531
Y GND
2 LDTC143ZE
B
5 1
VCC A
SN74AHC1G32DCK
R1532
1M
X1531
CR-1020
Q1553
LDTC143ZE
USSPD1
R1553
22
22 14
R1554 GPIO.4 CHR1
23 13
CTS CHREN
24 12
22 RTS SUSPEND
25 11
RXD IC1551 SUSPENDb
26 10
TXD CP2102N NC
27 9
R1556 DSR RSTb
28 8
DTR VBUS
22
Q1551
29
LDTA114YE
30
R1557
22
Q1552
LDTA114YE
Q1573
LDTC143ZE
USSPD2
R1573
22
R1574
22 14
GPIO.4 CHR1
23 13
22 CTS CHREN
24 12
RTS SUSPEND
25 11
IC1571
RXD SUSPENDb
26 10
CP2102N
TXD NC
27 9
R1576 DSR RSTb
28 8
DTR VBUS
22
Q1571
29
LDTA114YE
30
R1577
22
Q1572
LDTA114YE
R1919
LAN_RXCLK
R1901
LAN_RXD3 100
R1902
100
LAN_RXD2
R1903
LAN_RXD1 100
R1904
LAN_RXD0 100
R1905
100
LAN_RXER R1906
LAN_CRS R1907 100
LAN_COL R1908 100
LAN_MDIO 100
10-6
Q1554
LDTC143ZE
R1604
R1602 27
27
USB_/PWR1
R1608
R1606 27
27
IC1601
USB_/PWR4
TUSB2046IBVFR
R1612
R1610
27
27
UDRES
Q1575
LDTC143ZE
Q1574
LDTC143ZE
EP1901
MPZ1608S601A
1M
X1901
CR-1030
C1905
1
C1906
0.1
C1907
10
C1908
0.1
33
T1901
32
RBIAS
31
RXP
IC1901
LAN8710AI
H1102FNL
R1909
47k
* Refer to the PARTS LIST for the value and name of component.
Q1621
LDTC143ZE
VBUS
R1621
1k
J1621
USB− USB
SHORT1005
CP1624
SHORT1005
CP1623
USB+
D1601
LRB706F
8 D1602
BUSPWR
7
GND
6
EEDATA/GANGED
5
EECLK
4
RESET
3 LRB706F
VCC
2
R1615
DM0
1 27
R1616
DP0
27
R1618
1M
X1611
CR-1019
LINK/ACT LED
DS1901
SML-D12P8WT86
SPEED LED
DS1902
SML-D12P8WT86
J1901
LAN_S1
TX+
1
LAN_S2
TX-
2
LAN_S3
RX+
3
LAN_S4/5 NC
LAN
4
LAN_S4/5 NC
5
LAN_S6 RX-
6
LAN_S7/8 NC
7
LAN_S7/8 NC
8
REMOTE/LAN BLOCK