Icom IC-751A Service Manual page 111

LOGIC UNIT/MATRIX UNIT
REF.NO. DESCRIPTION
W108 Jumper
Wwi09 Jumper
W110 Jumper
wit Jumper
W112 Jumper
W113 Jumper
wii4 Jumper
W115 Jumper
10-5 MATRIX UNIT
REF. NO.
iC1
(C2
iC3
iC4
(C5
Qi
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q13
Q14
Q15
Q16
Qi7
Q18
Q19
Q20
Q21
Q23
Q24
D2
D3
D4
DS
D6
D?
D8
D9
Did
B11
Di2
D13
Di4
Di5
D16
D17
D18
D19
D20
D21
DESCRIPTION
IC
IC
IC
IC
IC
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Transistor
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
PART NO.
JPW-02A
JPW-02A
IPS-1041-2
IPS-1041-2
IPS-1041-2
IPS-1041-2
IPS-1041-4
IPS-1041-4
PART NO.
uPD4013BC
uPD4013BC
uPD4011BC
uPD4030BC
uPD4081BC
32SA1048-Y
25C2458-GR
28C2458-GR
28C3399
2803399
28C2458-GR
25A1048-Y
28C2458-GR
28C3399
28C2458-GR
28C2458-GR
28C2458-GR
28C2458-GR
28C2458-GR
28C2458-GR
28C2458-GR
28C2458-GR
2SA1048-Y
28C2458-GR
28A1348
285A 1348
18853
1853
18853
18853
18853
18853
18853
18853
1853
1853
18853
18853
1SS53_
18853
18853
18853
18853
18853
18853
18853
MATRIX UNIT
REF. NO.
10—7
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
D32
D33
D34
D35
D36
D37
D38
D39
D40
D41
R1
R2
R3
R4
RS
R6
R7
R8
RS
R10
R11
R12
R13
R14
R15
R16
R17
R18
R19
R20
R21
R22
R26
R27
R28
R29
R30
R31
R32
R33
R34
R35
R36
R37
R38
R39
R40
R41
R44
R45 —
R46
DESCRIPTION
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Diode
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Array
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
PART NO.
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
18853
10k — ELR25
10k — ELR25
680k — ELR25
47k = ROS
1M ELR25
47k = ELR25
47k = ELR25
22k RRS
47k ELR25
47k = ROS
1M —_ELR25
1M ELR25
47k = ELR25
1M ELR25
33M —_ ELR25
330k — ELR25
47k ELR25
47k = ROB
47k ROB
47k = ELR25
470k — ELR25
10k — ELR25
47k = ELR25
47k = ELR25
47k ELR25
47k = ELR25
47k = ELR25
RMX-6 10k
47k ELR25
47k R25
47k ELR25
iM ELR25
1M ELR25
47k R20
47k R20
68k R20
47k ELR25
47 ELR25
270 ~—- ELR25
270 «ROB
270 ~—- ELR25