Icom IC-7410 Service Manual page 103

• CTRL UNIT (CTRL-2)
TO MAIN
13.58 3.36
J901
-11.99
1
2
EP901 M PZ1608S221A
3
EP907
4
R911 MPZ1608S221A
5
0 Q822
6
KRC402
EP904 MPZ1608S221A
7
8 Q820
9
EP902 MPZ1608S221A
10
EP903 MPZ1608S221A
11 KRC402
R902 220
12
EP905 MPZ1608S221A
13
R904 1k
14
15
R909 10k
16
R905 470 DRESL
17
Q831
R906 470 ISTA
18
R907 470 I KEY KRC402
19
R908 470
20
KRC402 Q861
Q811 KRC402
CTRL-1
HTXS_
HTXS_
+14V
+14V
+14V
+5V_
+5V_
+5V_
+3R3V
+3R3V
-12V
-12V
THRU THRU
THRU
T5V
T5V T5V
ANTI ANTI
ANTI
REFV
REFV
FORV
FORV
ANTS
ANTS
RXS
RXS
VHF
VHF
FOR
FOR
REF
REF
R VHF
R
P
P
0.04
4.61
CI2
ISET
CI1 33
AUXCTL 34
35
36
37
R707
38
47k 39
R720
40
41
47k L5M
AUXR L3R5M 42
L24M 43
AUXT L7M 44
RXENB 45
46
DA0
47
DA1 48
MP701
2355
REF
R
P
4.92
12.66
0.00
I C801
Q821 TA7805F
KRA302E
D802
T5V
I
KDS4148U G
I C811
Q832 1
R811 OUT
KRC402 2
VDD
3
5.6k VSS
S-80851CNMC
I C841
L841
SN74AHCT1G86DCK +5V
1 5
100U
2
R842 R841
3 4
1k
10k
Q851
KRC402
+14V
R714 +5V
0
M PZ1608S221A
EP701
C712
0.1
IC701
CP703
CP10S
P8_1/TRFO01 P2_7/TRDIOD1
16
P8_0/TRFO00 P5_0/TRCCLK
15
P6_0/TREO P5_1/TRCIOA/TRCTRG R715
14
P4_5/INT0 P5_2/TRCIOB
13
100k
P6_6/INT2/TXD1 P5_3/TRCIOC
12
P6_7/INT3/RXD1 P5_4/TRCIOD
11
P6_5/(CLK1)/CLK2 VCC/AVCC
10 C707
P6_4/RXD2 P4_6/XIN
9
P6_3/TXD2 VSS/AVSS
8
P3_1/TRBO P4_7/XOUT
7
P3_0/TRAO RESET
6
P3_6/(INT1) P4_4/XCOUT
5
P3_2/(INT2) P4_3/XCIN R713
4
P1_3/Kl3/AN11 M ODE
3
4.7k
P1_2/Kl2/AN10 P3_4/SDA/SCS
2
P1_1/Kl1/AN9 P3_3/SSI
1
R5F212A7SNFP
W IDE
I C702
8
VCC
7
WP
6
SCL
VCO 5
R700
SDA
MP702
BR24L32FV
0
10 - 17
5.00
L1001
+14V
100U
O
RW
R813
Q1001
KRC402
1.8k
5
RX
CD
Q1002
4 KRC402
NC
RY
Q1003
KRC402
RZ
Q1004
KRC402
PW
Q1005
KRC402
PX
Q1006
KRC402
PY
Q1007
KRC402
PZ
Q1008
KRC402
EP1102
MPZ1608S221A
R1101
TO NETWORK
CI1
CI2
CI3 CI1
1k CI2
R1102 CI3
C713
NVHF NVHF
CO1 CO1
0.1
CO2 CO2
CO3 CO3
1k 3.5M
R1103 5M
L3R5M 7M
L5M 10M
L7M 14M
L10M 18M
1k 24M
R1104 VHF
L14M
12P
L18M
L24M
C708
VHF
1k
12P
L14M
L10M
M ODE
RESET
4.98V
L18M
VHF
L701
10U
J1201
L702
+5V L1201
1
MODE CP1201 R1201 10U
100U
2
RESET CF20 R1202 1k
3
1k
4
1
A0
2
A1
3
A2
4
VSS
TO
NETWORK
J1001
14V
10
RW
9
RX
8
RY
7
RZ
6
14V
5
PW
4
PX
3
PY
2
PZ
1
GND
30 29
GND
28 27
NC
26 25
NC
24 23
NC
22
21
NC
20 19
14V
18 17
14V
16 15
14V
14 13
14V
12 11
GND
10 9
GND
8 7
GND
6 5
GND
4 3
GND
2 1
J1101