Icom IC-M602 Service Manual

SECTION 10 BLOCK DIAGRAM
S1
ENCODER
E
UP
DN
X1
CR-691
(9.8304MHz)
ANT
LPF
ANT
SW
DRIVE
PRE
TX/RX
SW
BPF
XTAL
IF
AMP
YGR
AMP
PWR
AMP
NOISE
AMP
NOISE
DET
APC
CTRL
PWR
CTRL
HPF
LPF
ATT
PWR
CTRL
+8
REG
+5
REG
BUFF
BUFF
X4
CR-664A
(15.3MHz)
FIL
LOOP
FIL
LOOP
LPF
BUFF
BUFF
BUFF
BUFF
BPF
AF
MUTE
SP1
CI-V
I/F
POWER
S1
BUFF
AF
AMP
IF
AMP
BPF
BPF
XTAL
BPF
RF
AMP
NOISE
AMP
SQL
AMP
BPF
CERAMIC
NOISE
DET
BPF
AF
AMP
X3
CR-744
(21.25MHz)
BUFF
BUFF
BUFF
BUFF
BPF
CERAMIC
× 2
BUFF
BUFF
BT1
BRF
RF
AMP
AF
MUTE
IF
AMP
IF
AMP
BUFF
BUFF
TXDET
SEND
GPS
NMEA
DSC
HV
HVS
HVS
HV
RCV
TMUTE
H/L
ATT1
ATT2
SQL
DEC1
DEC2
SP
PCON
PCON
RMUTE
MICM
WXDEC
FOG
KEY
BOARD
DIM
CONT
LCD
CONT
LCD
MODULE
CPU
EEPROM
RESET
DIAL BOARD
SQLV
LOGIC BOARD
RF OUT
DET
2ND
MIX
2ND IF
AMP
FM
DET
2ND LO
BUFF
TX MUTE
CTRL
VCC
REVERSE
CONNECT
PROTECT
T8
CTRL
R8
CTRL
PLL
VCO
IDC
PHOTO
COUPLER
NMEA OUT
NMEA IN +
NMEA IN -
External GPS
T8
R8
8V
SCRAM
UNIT
OPTION
MIC
AMP
AMP
MIC
IC4
BU4066BCF
DSC
DECODER
T8
IC1
TA31136FN
13.8V
5V
IC7 BU4066BCF
MAIN UNIT
OPTION1
HM-127
HM-127
OPTION2
5V
SQL BOARD
HM-136
CLONE
EL
VOL
RELAY
(OPTION)
EXT SP
HAIL SP
MIX
30.6MHz
DET
2NDFM
IC6
TA31136FN
AMP
BUFF
2ND IF
2ND LO
DECODER
DSC
RELAY
D/A
5V
AF UNIT
CONNECT/-A UNIT
ACC UNIT
IC5
BU4066BCF
RX VCO
21.7MHz
MICM
AFSUB
INCMH
INCHM
MIC/DSC
STRU
SCOUT
STRU
SCOUT
HAILIN
HAILOUT
FOGC
MICS2
SPS2
MICS1
SPS1
AMP
MIC HLC
RXADJ
IC16
BU4066BCF
BACK
UP
R8
TX/ CH70
FRONT UNIT
EXPAND
IC17, IC18
BU4094BCFV
31.05MHz
IC6B
M5218AFP
IC6A
M5218AFP
Q18
2SK1069
C
D
A
B
D
C
A
B
A
D
B
C
A
B
D
C
FI1
FL-285
FI4, FI5
FL-298
L18, L19 617DB-1327=P3
D11 HSB88WS
L48,49
617DB-1327=P3
D21 HSB88WS
Q8, Q9
PMBFJ310
Q3, Q4
PMBFJ310
Q1
3SK294
Q7
3SK294
For CH70 only
For other channels
Q2
2SC4215
Q10
2SC4215
FI6 ALFYM450F=K
FI3
ALFYM450F=K
IC15
M62363FP-650C
IC11
TC4W53F
IC12
µPD3140GS
MOD
VR BOARD
IC1
HD64F2633F25
DS1
Q15, Q16 2SC4116
Q17 2SB1132
Q1 2SA1362
Q2 DTC144EU
D1 DAN202K
IC4
HN58X24128FPI
IC2
S-80942CNMC-G9C
IC13 BU4584BFV
Q24 2SK1069
Q25 2SC4081
Q26 2SA1576
IC13 BU4584BFV
Q28 2SK1069
Q29 2SC4081
Q30 2SA1576
RL3
FTR-F1
IC10
TA8225L
IC9A
M5218AFP
IC11
M5222FP
IC9B
M5218AFP
IC12
PC357N6T
IC19
TC7S14FU
Q22 2SC4081
Q23 DTC144EU
D13 DA204K
IC20
NJM2107F
Q11,12
2SC4116
Q13
2SJ144
Q7
2SC3326
IC3
LA4425A
RL2
FTR-F3AA012E
IC8A
M5218AFP
IC8B
M5218AFP
RL1
FTR-P3CP012W1
IC1
TA7808S
IC2
TA78L05F
Q1 2SB1132
Q2 DTC144EU
Q35 2SA1577
Q36 DTC144EU
D1
DSA3A1
IC3C,D
NJM2902V
IC9
NJM2211M
IC2
NJM2125F
IC3A
NJM2902V
IC3B
NJM2902V
IC4
NJM2211M
Q16
2SC4116
Q13
2SC4215
Q14
2SC4215
Q23
2SC5110
Q12 PMBFJ310
D32, D33 HVC358B
Q18 PMBFJ310
D39, D40 1SV214
Q19
2SC4215
Q15
2SC4215
Q27
2SC5110
D42, D43
MA77
Q28
2SC3775
Q30
2SC3775
Q29
DTC144EU
IC13
RA35H1516M
D47, D48
HSM88ASR
IC14
NJM2107F
Q33 DTC144EU
D1, D46
XB15A308
D3, D4
1SV307
Q11 DTC144EU
D2 DA204K
VCC
IC5E,F
BU4584BFV
IC5A,B
BU4584BFV
10 - 1

Icom IC-M602 Specifications

General

Brand	Icom
Model	IC-M602
Category	Transceiver
Language	English