Icom IC-M604A Service Manual - Page 36
Main Unit Top View, To Logic Unit J1, Dadata, Tmute, Pdata, Txdet, Rxddj, To Af Unit J2
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Page 36 highlights
The combination of this page and the next page shows the unit layout in the same configuration as the actual P.C. Board. 9-6 MAIN UNIT (TOP VIEW) CHASSIS J1 ANT to AF unit J5 to LOGIC unit J1 J1 25 GND SEND DADATA TMUTE ATT2 UNLK PDATA GND S5V DEC2 DEC1 SQL 1 TEMP GND 26 TXDET GND GND H/L ATT1 PSTB PCK 8V GND RXDDJ WXDET GND 2 V55 VCC VCC GND GND V50 V45 V40 V35 V30 V25 V20 V15 V10 V5 V0 H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H105 H110 H115 H120 H125 H130 H135 H140 H145 H150 H155 H160 J2 1 8V R8 PDATA MOD 9 DET S5V 2 PCK HLVL NWC GND 10 to AF unit J2 9 - 4
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9 - 4
9-6 MAIN UNIT (TOP VIEW)
The combination of this page and the next page
shows the unit layout in the same configuration as the
actual P.C. Board.
H5
H10
H15
H20
H25
H30
H35
H40
H45
H50
H55
H60
H65
H70
H75
H80
H85
H90
H95
H100
H105
H110
H115
H120
H125
H130
H135
H140
H145
H150
H155
H160
H0
V5
V10
V15
V0
V25
V30
V35
V20
V45
V50
V55
V40
25
to LOGIC unit J1
1
2
26
J1
GND
SEND
DADATA
TMUTE
ATT2
UNLK
PDATA
GND
S5V
DEC2
DEC1
SQL
TEMP
GND
TXDET
GND
GND
H/L
ATT1
PSTB
PCK
8V
GND
RXDDJ
WXDET
GND
ANT
CHASSIS
J1
to AF unit J5
VCC
VCC
GND
GND
8V
1
2
10
9
to AF unit J2
J2
R8
PDATA
MOD
DET
S5V
PCK
HLVL
NWC
GND