![background image](http://html.mh-extra.com/html/icom/ic-7610/ic-7610_service-manual_612316091.webp)
10-11
10K
R7059
CP2102GMR
IC7051
1
DCD
2
RI
3
GN
D
4
D+
5
D–
6
VD
D
7
REGIN
8
VBUS 9
RST 10
NC 11
SUSPEND 12
SUSPEND 13
NC 14
NC
15
NC
16
NC
17
NC
18
NC
19
NC
20
NC
21
NC
22 NC
23 CTS
24 RTS
25 RXD
26 TXD
27 DSR
28 DTR
4.7K
R7062
27
R7116
0.
1
C7
111
27
R7115
EP7121
SHORT1005
CP7122
J7121
1
2
3 4
1K
R7121
SHORT1005
CP7121
0.
1
C7051
MMZ1005B601
C
EP705
1
10K
R7060
LDTC114EE
Q7054
1
C7052
1
C7053
10
K
R7063
10K
R7012
L2SC4081
Q7011
SHORT1005
CP712
SHORT1005
CP7002
47K
R7004
L2SC4081
Q7001
47K
R7014
100K
R7015
18K
R7011
L2SA1576AR
Q7002
D7001
L1SS400
L2SA1576AR
Q7012
SHORT1005
CP7001
TC7W66FU
IC7021
1 2 3 4
5
6
7
8
47K
R7021
10P
C7002
100K
R7016
D701
1
L1SS400
0.
1
C7021
100K
R7005
74VHC04FT
IC7001
5
6
10K
R7002
18K
R7001
SHORT1005
CP7011
12K
R7013
12K
R7003
74VHC04F
T
IC7001
V+
14
GND
7
0.
1
C7001
UDTXD1
UDRXD1,UDBSY
22
R7018
22
R7017
CIV
CIVE
CTXD
CRXD,CBSY
LDTA114EE
Q7052
LDTA114EE
Q7051
22
R7056
22
R7057
47K
R7051
47K
R7052
LDTC114EE
Q7053
MMZ1005B601
C
EP7071
1
C7072
22
R7076
1
C7073
LDTC114EE
Q7071
47K
R7071
10K
R7080
CP2102GMR
IC7071
1
DCD
2
RI
3
GN
D
4
D+
5
D–
6
VD
D
7
REGIN
8
VBUS 9
RST 10
NC 11
SUSPEND 12
SUSPEND 13
NC 14
NC
15
NC
16
NC
17
NC
18
NC
19
NC
20
NC
21
NC
22 NC
23 CTS
24 RTS
25 RXD
26 TXD
27 DSR
28 DTR
47K
R7072
4.7K
R7082
LDTA114EE
Q6123
0.
1
C7071
LDTA114EE
Q6124
10K
R7079
22
R7077
LDTC114EE
Q7072
LDTC114EE
Q7073
USSENI2
UCLKS
USSPD2
UDRES
USKI2
22P
C710
6
27
R7110
15K
R7109
22P
C7105
27
R7112
15K
R7
111
22
P
C7103
27
R7108
15
K
R7107
15K
R7105
22P
C7104
27
R7106
27
R7102
27
R7104
22P
C7101
15K
R7101
15K
R7103
22P
C7102
1M
R7118
CR-1019
X7111
27P
C71
13
1.5K
R71
17
27P
C71
12
J7401
1
2
3
4
5
6
7
8
9
10
1.5K
R7416
CR-1030
X7401
1
C7405
100
R7406
1M
R7419
0.
1
C741
4
0
R743
5
SML-D12P8WT86
DS7401
27
0
R7437
100
R7403
49.9
R7427
27
P
C7404
10
K
R7424
100
R7404
0.1
C7408
49.9
R7426
10
0
R742
2
27P
C7403
4.7
C7407
MPZ1608S601A
EP7401
75
R7434
100
R7401
100
R7407
49.9
R7428
100
R7405
75
R7432
12.1K
R7425
27
0
R7436
100
R7408
H1102FNL
T7401
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0.001
C7415
0.1
C7406
75
R7433
0.
1
C7401
SML-D12P8WT86
DS7402
49.9
R7429
100
R7402
100
R7421
0
R7417
LAN8710AI
IC7401
1
VDD2A
2
LED2,nINTSEL
3
LED1,REGOFF
4
XT
AL
2
5
XT
AL1,CLKIN
6
VDDCR
7
RXCLK,PHY
AD
1
8
RXD3,PH
YA
D2
9 RXD2,RMIISEL
10 RXD1,MODE1
11 RXD0,MODE0
12 VDDIO
13 RXER,RXD4,PHYAD0
14 CRS
15 COL,CRS_DV,MODE2
16 MDIO
17
MD
C
18
nINT/TXER,TXD4
19
nRS
T
20
TXCLK
21
TXEN
22
TXD0
23
TXD1
24
TXD2
25
TXD3
26
RXDV
27
VDD1A
28
TXN
29
TXP
30
RXN
31
RXP
32
RBIAS
33
0
R7430
150
R7418
0.
1
C740
9
75
R7431
47K
R8092
10K
R7083
LAN_TXD2
LAN_TXD1
LAN_TXEN
LAN_TXER
LAN_RXDV
LAN_RXD2
LAN_TXCLK
LAN_TXD0
LAN_TXD3
LAN_RXD0
LAN_COL
LAN_RSTL
LAN_MDIO
LAN_RXD1
LAN_RXCLK
LAN_MDC
LAN_RXD3
LAN_CRS
LAN_RXER
H3R3V
USB3R3V
1.5K
R71
13
100K
R71
14
LRB706F
D7102
LRB706F
D7101
0.
1
C71
14
10
C71
18
0.
1
C71
15
MPZ1608S601A
EP621
0.001
C7123
USSENI1
USKI1
USSPD1
UDTXD2
UDRXD2
VBUS
22
R7053
22
R7054
22
R7073
22
R7074
100K
R7055
100K
R7058
100K
R7075
100K
R7078
47K
R7122
27P
C7040
1.5K
R7034
UAFB
10
C703
5
1M
R703
3
MMZ1005B601C
EP7031
0.
1
C7036
MMZ1005B601C
EP7032
10
C7031
1K
R7031
10
C703
7
PCM2901E
IC7031
1
D+
2
D–
3
VBU
S
4
DGNDU
5
HID0
6
HID1
7
HID2
8
SEL
0
9
SEL
1
10
VCCC
11
AGNDC
12
VINL
13
VINR
14
VCOM
15
VOUT
R
16
VOUT
L
17
VCCP
1
18
AGNDP
19
VCCP
2
20
XT
O
21
XT
I
22
AGNDX
23
VCCX
24
TEST
0
25
TEST
1
26
DGND
27
VD
D
28
SSPN
D
0.
1
C704
5
10
C7032
UMOD
10
C7034
UAFA
10
C7042
10K
R7035
10
C7038
SN74AHC1G32DCK
IC7032
1
A 2
B 3
GND
4 Y
5 VCC
10
C7033
0.
1
C703
9
10
C704
4
CR-1020
X7031
1
C704
6
0.
1
C704
3
1M
R7032
27
P
C704
1
1M
R7025
LRB706F
D7022
47K
R7026
47
K
R7023
74VHC04FT
IC7001
11
10
1K
R7027
47K
R7022
74VHC04FT
IC7001
13
12
1K
R7024
LRB706F
D7021
LDTA114EE
Q7022
START
KEY
EKEY
ESTA
+5V
47
K
R7061
47K
R7081
TCON
CP06S
CP622
CP06S
CP621
+3R3V
74VHC04FT
IC7001
3
4
74VHC04FT
IC7001
9
8
74VHC04FT
IC7001
1
2
LDTC114EE
Q7121
LDTC114EE
Q7031
LDTC114EE
Q7021
TUSB2046BVF
IC7101
1
DP0
2
DM0
3
VCC
4
RESET
5
EECLK
6
EEDATA,GANGED
7
GND
8
BUSPWR
9
PWRON1
10
OVRCUR1
11
DM
1
12
DP
1
13
PWRON2
14
OVRCUR2
15
DM
2
16
DP
2
17
PWRON3
18
OVRCUR3
19
DM3
20
DP3
21
PWRON4
22
OVRCUR4
23
DM4
24
DP4
25
VC
C
26
EXTMEM
27
TSTPLL/48MCLK
28
GN
D
29
XT
AL
2
30
XT
AL
1
31
TSTMOD
E
32
SUSPN
D
UCRXD
UCTXD
USSPD1
USSPD1
USKI1
USSENI1
UDRES
UDRES
USSPD2
USSPD2
USKI2
USSENI2
UDRXD2
USSENI2
USSPD2
USKI2
UDRES
USB_/PWR1
LAN_RXCLK
LAN_S7,S8
LAN_S7,S8
LAN_RXD2
LAN_S1
LAN_S4,S5
LAN_S4,S5
LAN_COL
LAN_TXEN
LAN_RXD1
LAN_RXD3
LAN_TXCLK
LAN_RXD0
LAN_MDC
LAN_TXD
0
LAN_CRS
LAN_RXER
LAN_MDIO
LAN_RSTL
LAN_TXD
1
LAN_S3
LAN_S2
LAN_TXD
3
LAN_TXD
2
LAN_RXDV
LAN_TXER
LAN_S6
UCLKS
LAN_RXER
LAN_RXD1
LAN_CRS
LAN_RXDV
LAN_TXER
LAN_RXD2
LAN_TXEN
LAN_RXCLK
LAN_RXD3
LAN_TXD3
LAN_TXD1
LAN_RXD0
LAN_MDC
LAN_TXCLK
LAN_TXD2
LAN_MDIO
LAN_COL
LAN_TXD0
USKI1
USSENI1
USSPD1
UDRXD2
UDTXD2
VBUS
UDTXD2
LAN_RSTL
EKEY
TCON
ESTA
EKEY
TCON
ESTA
+5V
USB_/PWR4
USB-1
USB+
USB–
CIVE
CIV
TX+
NC
RX–
NC
NC
LINK,ACT LED
25.00 MHz
TX–
RX+
LAN
SPEED LED
NC
MAIN UNIT
(5/11)
MAIN UNIT
(5/11)
MAIN UNIT
(7/11)
MAIN UNIT
(5/11)
MAIN UNIT
(1/11)
MAIN UNIT
(1/11)
MAIN UNIT
(7/11)
MAIN UNIT
(1/11)
MAIN UNIT
(4/11)
USB-1 insertion
3.1 V
166.7 ns (6 MHz)
0 V
V
t
USB-1 insertion
3.2 V
83.3 ns (12 MHz)
0 V
V
t
1.2 V
40 ns (25 MHz)
0 V
V
t
• MAIN UNIT (8/11)
*
Refer to the PARTS LIST for the value and name of component.