Icom IC-F8100 Service Manual page 74

• DSP-1 UNIT (1/2)
to MAIN
J1004
EXRXD
GPRXD
BEEP
J3001
AGC
GND TSTART TSTART
30 29
BEEP TCON TCON
28 27
AGC VBUSK VBUSK
26 25
R3IF USB_GND
24 23
GPRXD GPTXD GPTXD
22 21
EXRXD EXTXD EXTXD
20 19
EDT ECK ECK
18 17
GND
EALC EALC
16
15
5V 5V
14 13
14V GND
12 11
14V 8V
10 9
3.3V
8V
8 7
3.3V
MODPTT MODPTT
6 5
SP SPG SPG
4 3
MIC MICG
2 1
EDT
R3IF
-12V
3.3V
+5V
+8V
Sheet 2
CRES
CRES
DSPO1
DSPI1
DSPI1
DSPO2
DSPO2
AGCV
AGCV
DSPMDM
DSPMDM
DSPBEEP
DSPBEEP
DSP_CK
EXRE
to MAIN
J1005
DRES
J3002
GND
DTFS_3 DTFS_3
30 29
DSPO1 GND
28 27
GND DT
26 25
AGCC EXRE
24 23
DRES
22 21
DTXD
DRFS_3 DTFS DTXD
20 19
DRXD
DCLK DCLK DRXD
18
17
CWST
CWST DSKY DSKY
16 15
TRFD TRFD TKEY TKEY
14 13
VSQL VSQL DSHS
12 11
ALE2 ALE2 ALE1
ALE1
10 9
HSKO RL1
HSK0 RL1
8 7
CWK
ST9 CWK
6 5
MDT ST8 ST8
4 3
MC DSP_CK
2 1
R3090 0
MC
MDT
ST9
R3026
33k
R3019
2
R3031
1
10k R3021
3
1k
IC3003
100k
AD8692ARMZ
5V
IC3003
6
7
R3027 R3032
5
AD8692ARMZ 4.7k
4.7k
R3033
C3004
1 1k
R3034
47k
R3024
C3013
1
39k
C3052
1
C3053
0.1
1 8
2 7
3 6
4 5
IC3001
NJM2904V
R3011
47k
3.3V L3002
HF50ACC322513
14V L3003
HF50ACC322513
8V L3006
HF50ACC322513
5V
R3733
10k
To DSP-2 DP0
To DSP-2 DM0
To DSP-2 VBUS
to DSP-2 J8202
8 8
V+ V+
GND GND
4 4
IC3004
IC3003
AD8692ARMZ
AD8692ARMZ
5V
2
1
3
IC3004
AD8692ARMZ
R3041
100k
C3019
470P
6
1
7
5
C3024
IC3004
AD8692ARMZ
R3037
5.6k
IC3008
1
IN1 IN3
2
OUT1 OUT3
3
IN2 IN4
IC3005 4
OUT2 OUT4
R3053 C3026
8 1 5
VCC COM CVOL1 CVOL3
7 2 6
CH0 INH 3.3k 1 CVOL2 CVOL4
6 3 7
CH1 VEE ADR AUX1
5 4 EDT 8
A GND SDA AUX0
ECK 9
SCL Vref
10
TC7W53FU
GND V+
MUTE
NJW1184
D3004 L1SS400 R3056
1k
5V
ACCMOD
IC3629
1
IC3624 IC3625 2
R3734
1 8 1 8 3
COM VCC COM VCC
4
2 7 2 7
10k
INH CH0 INH CH0
3 6 3 6
VEE CH1 VEE CH1
4 5 4 5 AD8692ARMZ
GND A GND A
TC7W53FU TC7W53FU
TCON(TXD3)
EXRE
IC3012
1 16
ST8
STR V+
2 15
MDT
D OE
MC 3 14
CLK Q5
UDRES 4 13
Q1 Q6
UPWS 5 12
Q2 Q7
6 11
Q3 Q8
7 10
MSEL1
Q4 Q'S
8 9
GND QS
CD4094BPWR
DULS
EALARM
MSEL2
REGCKS
EXTSEL
GPS
IC3623
EP3023
ADM101E
MMZ1608Y102BT
R3753
0
R3754
0
IC3013
1 5
CTRL VIN
2
GND
3 4
NB VOUT
NJM2370U1
9V
R3720
0
14V
20
19
18
17
16
IC3011
15
C3041 5 LA4425A
14 1
C3046
13 4
1
12 2
220
11
3 C3741
220
C3048 0.1
3.3V
ACCOUT
8
7
6
R3750
5
Q3012 220
Q3014 DM0
KRA302E
DSC7004S0 DP0
MODPTT
VBUSK
*: Refer to the PARTS LIST for the value and name of component.
11-11
D3606
J3305
DA221
TUNER
L3607
Q3011
100U
DTC114EU
1 KEY
2 START
EP3012
3 14V
MMZ1608Y102BT
4 14V
5
R3737 R3736 GND
L3608
6
GND
47k HF50ACC322513
1k 7 GND
D3607
HF50ACC322513
L3611
DA221
L3609 J3308
14V
HF70ACC635050
to PA
1 14V
TKEY
2
GND
TCON R3014 4.7k
TSTART R3015 1k J4010
GPTXD
GPRXD
RL3001
AGQ200S12
Q3009
3 4
2 5
1 6
UMD3N
SP
J3006
SP GND
1
2
SP
J3007
ACC
CI-V EP3032 MMZ1608Y102BT
1 CI-V
ACCMOD EP3005 MMZ1608Y102BT
2
AF IN
ACCOUT EP3006 MMZ1608Y102BT
3 AF OUT
EP3007 MMZ1608Y102BT
4 AF GND
EP3028 MMZ1608Y102BT
5 GPSRXD
EP3029 MMZ1608Y102BT
6 GPSTXD
7 RL1
EALC EP3011 MMZ1608Y102BT
8 ALC
R3746 D3609 L1SS400
MODPTT
9
1k CWK
10 CW KEY
D3008 L1SS400 11 EALARM
12 GND
Q3013
DTC114EE
J3306
USB
R3727 R3726
47k 1k
EP3027 MMZ1608B301CT
1 VBUS
EP3025 MMZ1608B301CT
2 DM0
EP3026 MMZ1608B301CT
3 DP0
4
GND
5 GND