Voltage Diagram - Icom AT-130 Service Manual

SECTION 10

VOLTAGE DIAGRAM

(for 130/E)
RL1
TUNER
AJQ1341
W21 J16 IN2
MANUAL
R54 L28
W301 IN1
680 100
3Vp-p
5V
J1
W20
MANUAL
W302
R53
(for 130)
2.5V
39k
(for 130E)
Q2
2SC2668
(for 140)
0.2V
MP22
W169
W170 C50
MP23 2.0V
0.1
0.9V
Q1
2SK241
5V
CAPACITIVE: 0V
INDUCTIVE : 5.0V
1
3
PH 2
-
4
+
5
Z>50 5.0
IC10a
Z<50 0
TA75393S
D22 1SS133 R19 220
R157 30k R20 220
5V 5V
R21 220
IC7
IC6 TC4013BP
S-80841CLY-B
1 14 2 1
Q1 VDD I O
2 13 G
Q1 Q2
3 12
CK1 Q2 3
4 11
R1 CK2
5 10
J8 D1 R2
6 9
S1 D2
PWR 7 8
VSS S2
PH
Z
SWR R27
2.2k
5V
GND
C181
0.0047
V
L18 100
4.4
IC5 TC74HC393AP
1.5
1 14
1CK VDD
R67
2 13
1CR 2CK 47k
3 12
1QA 2CR 100mS
4 11
PRESET OFF
1QC 2QA
5 10
1QB 2QB
6 9
1QD 2QC
7 8
VSS 2QD
5V R70
RMX-4(47k)
W153
(for 140) W152
V
5.0
5V
3.5
5V
T
100mS
POWER ON
SWR R71 1k
PWR R72 1k
PH R73 1k
Z R74 1k
P5 J5
C52 0.0047
5.0V
D18 1N4002
5V
L27
BL01RN1-A62-001 IC8
5.6V
12.5V
TA7805S
(for 130E) P1
R55 22
13.6 13.6
IN +5V
GND
E
ANTC
L19,L20,L22,L23,L30
BL01RN1-A62-001
(for 130/E) J9
L20 L30
13.6V
E
ANTC
L22 L23
13.6
5.0
GND
STAR
KEY 13.6
L24 100
7.3V
CHASSIS
W501 L25
100
W176
W174
W172
W171
NOTE:WAVEFORM WITH MARK IS MEASURED AT TX WITH THE CONDITION
THAT SHORT J13 AND ONLY RL1 IS ON.Tx with 2MHz/10W.
(for 140)
NOTE:UNLESS OTHERWISE SPECIFIED:RX
C162
22p(130/140)
L1 LR-22A 10p(130E)
C7
10p
J13
C8
180p
D8 R151
2Vp-p
1N60 2.2k
L3
L2
D83 LR-116
LR116
D84 D82
13.6V
D81 13.6
D81-D84
L31
MA700
10
L33 47
5V 5V
R191
2.2k R149 470
5V
DS24
EL204HD
9
7
8
-
6
+ R33
R34 220k
IC10b
220k
TA75393S
R30
47
L5 R39 R41
2.2m 10k 10k
L4
LR-19
11.5V R44
220
Q4
5.5V
R31 2SC2458
47k
D14 R36 4.9V
Q5
1N60 2.2k
2SC2458
4.2V
R32 47
2Vp-p
R42
D11
1k
1N60
C17 0.1
Q3
R81 RMX-8(47k)
RN1204
COUT
R35
56k
P60
P61
IC1 PD78212CW-613
P62
P41 33 32 P63
AD1 VSS
T
P40 34 31 P42 P64
AD0 AD2
35 30 P43 P65
ASTB AD3
36 29 P44 P66
NMI AD4
37 28 P45 P67
INTP0 AD5
38 27 P46
INTP1 AD6
39 26 P47
INTP2 AD7
40 25 P50
INTP3 A8
41 24 P51
INTP4 A9
42 23 P52 5Vp-p
INTP5 A10
43 22 P53 TUNE
SI A11
44 21 P54
RXD A12
45 20 P55
TXD A13
46 19 P56
A14
SCK
47 18 P57
SO A15
48 17
EA VSS
49 16
VDD X1
50 15
AVSS X2
X1
5V 51 14
AVREF RST RF4A3
52 13 P60
AN5 A16
53 12 P61
AN4 A17
54 11 P62
AN3 A18 R79 RMX-8(47k)
55 10 P63
AN2 A19
56 9 P64
AN1 RD
57 8 P65
AN0 WR
58 7 P66
TO0 AN6
59 6 P67
TO1 AN7
60 5 P40
TO2 PO7
61 4 ATT P41
TO3 PO6
62 3 P42
PO0 PO5 R160
63 2 P43
470
PO1 PO4
64 1 P44
PO2 PO3
P45
P46
13.6 P47
C75 0.22 R76
100k
60mS
Q11
R201 C84 R77
2SC2458
1k 0.22 220k
5V
0V
RESET
PULSE
5V 5V
13.6 13.6
5V 5V
5.0
5V
R60 S1
7.8V
R56 2.2k PRESET MS621C
22k
D80 NORMAL
Q8
MA700
OFF
2SC2458
Q7
2SA1048
R156 R204
47k 47k
D24
4.4 1S953
R57
0
100k
C69 0.001
C66 0.0047
RL14
RL2
RL5-RL15
AJQ1341
APQ3311x11
RL5 RL6 RL7 RL8 RL9 RL10 RL11 RL12 RL13 RL15
L6 L7 L8 L9 L10 L11 L12 L13 L14 L15
LA-459 LA-460 LA-461 LA-462 LA-463 LA-464 LA-465 LA-466 LA-467 LA-468
RL3
APQ3311
RL16-RL24
APQ3311x9
13.6 13.6
R47
22 13.6
RL2
AJQ1341
L32
10
ATT
J15
RL5-15 C98-C118
APQ3311X11 0.0047X11
1.4 S
R100
C95 0.0047
RMX-8(2.2k) C96
5V
0.0047(x7)
0V
RL3,RL5 RL24 IS ON: 15mS
RL4,RL25 RL27 IS ON: 40mS
13.6
IC2 TC74HC574AP
1 20
OE VDD
2 19 R101 470 L8
D0 Q0
3 18 R102 470 L7
D1 Q1
4 17 R103 470 L6
D2 Q2
5 16 R104 470 L5
D3 Q3
6 15 R105 470 L4
D4 Q4
7 14 R106 470 L3
D5 Q5
8 13 R107 470 L2
D6 Q6
9 12 R108 470 L1
D7 Q7
10 11
VSS CK
R83
RMX-8(2.2k)
C90
0.0047(x7)
R80 RMX-8(47k)
IC4 TC74HC574AP
1 20
OE VDD
2 19 P50
D0 Q0
3 18 R84 470 C9 P51
D1 Q1
4 17 R85 470 C8 P52
D2 Q2
5 16 R86 470 C7 P53
D3 Q3
6 15 R87 470 C6 P54
D4 Q4
7 14 R88 470 C5 P55
D5 Q5
8 13 R89 470 C4 P56
D6 Q6
9 12 R90 470 C3 P57
D7 Q7
10 11
VSS CK
C137 0.0047(x7) C138 0.0047(x7)
5V
Q9
IC11
RN1204
R62 PA2004C
220
L7 1 16
I1 O1
L6 2 15
I2 O2
PRESET: 0.6V
L5 3 14
NORMAL: 5.0V I3 O3
PRESET: 5.0V L4 4 13
OFF : 5.0V
I4 O4
NORMAL: 0V
L3 5 12
I5 O5
OFF : 0V PRESET: 0.6V
L2 6 11
NORMAL: 0V I6 O6
L1 7 10
OFF : 0V
I7 O7
8 9
VSS SK
Q10
2SC2458
D25
RD8.2EB1
RL25 RL26
AR39251 AR39251
P5
J7
L2
L16 L17
W35
LA-469 LA-470
(for 130E)
OUT1 IN1 W1
RL27 AR39251
OUT2 GND W2
L11
R208 R209
RMX-3 RMX-3
RL4 IN2 J5
(100k) (100k)
ANT
AR39251
(for 130/140)
J3
R205 R206 R207
RMX-3 RMX-3 RMX-3 J4 P4
(100k) (100k) (100k)
13.6 13.6
J6 P6
P6 P7 P8
NORMAL: 13.6
WHILETUNING: 0.7
P10 P11 P12 P13
OPERATING : 0V
EXCEPT OPERATING: 13.6V
MANUAL UNIT (for 130E)
Explanatory notes
EACH RELAY ON: 0.7
OFF: 13.6
VOLTAGE LINE
COMMON LINE
RL16-24 C120-C136
APQ3311X9 0.0047X9
13.6 13.6 13.6
C141 0.0047(x7)
C92
R91
0.0047
RMX-8(2.2k) C93
0.0047(x7) C156
0.0047
C9
C8
C7
C6
IC13
PA2004C
IC3 TC74HC574AP
C5 1 16
I1 O1
1 20 C4 2 15
OE VDD I2 O2
2 19 R92 470 C2 C2 3 14
D0 Q0 I3 O3
3 18 R93 470 C1 C3 4 13
D1 Q1 I4 O4
4 17 R94 470 COUT C1 5 12
D2 Q2 I5 O5
5 16 R95 470 CRED 6 11
D3 Q3 I6 O6
6 15 R96 470 L12 COUT 7 10
D4 Q4 I7 O7
7 14 R97 470 L11 8 9
D5 Q5 VSS SK
8 13 R98 470 L10
D6 Q6
9 12 R99 470 L9
D7 Q7
10 11
VSS CK
C142 0.0047(x7)
C139 0.0047(x7) C140 0.0047(x7)
C1
C OUT
IC12
PA2004C
LO7 1 16 ATT
I1 O1
LO6 CRED 2 15 CRED
I2 O2
LO5 L12 3 14 LO12
I3 O3
LO4 L11 4 13 LO11
I4 O4
LO3 L10 5 12 LO10
I5 O5
LO2 L9 6 11 LO9
I6 O6
LO1 L8 7 10 LO8
I7 O7
8 9
C175 C177 VSS SK
0.0047 0.0047
10 - 1
J8 J9 J10 J11 J12 J13 J14 J15 J16
L2-L16
LA-473
L3 L4 L5 L6 L7 L8 L9 L10
x15
OUT1
J17 J18 J19 J20 J21 J22
L19
L17
LR-174
L12 L13 L14 L15 L16 LA-474 W305
OUT2
W4
P1 P2 P3 P4 R6
33
J2
C6
390p
C5
0.0047
J1
13.6
J24 J25
GND
ANTC
P9
RL1 RL2 RL3 RL4
G2R-1 G2R-1 G2R-1 AR39251
D1 D2 D3 D4
1S1555 1S1555 1S1555 1S1555
NOTE:ADD"300"TO INDICATED ON THE SCHEMATIC
FOR ACTUAL PART NUMBER RESPECTIVELY.
DS1-DS12 DS13-DS23
EL204HDx12 EL204HDx11
R167 R179
DS1 DS13
1.2k 1.2k
LO1 CRED
R168 R180
DS2 DS14
1.2k 1.2k
LO2 COUT
R169 R189
DS3 DS23
1.2k 1.2k
LO3 CO9
R170 R188
DS4 DS22
1.2k 1.2k
LO4 CO8
R171 R187
DS5 DS21
1.2k 1.2k
LO5 CO7 J2
LO10
R172 R186
DS6 DS20 LO9
1.2k 1.2k
LO6 CO6 LO8
LO7
R173 R185
DS7 DS19 LO6
1.2k 1.2k
LO7 CO5 LO5
LO4
R174 R184
DS8 DS18 LO3
1.2K 1.2k
LO8 CO4 LO2
LO1
R175 R183
DS9 DS17
1.2k 1.2k
LO9 CO3
J3
R176 R182
DS10 DS16 CO4
1.2k 1.2k
LO10 CO2 CO5
CO6
R177 R181
DS11 DS15 COUT
1.2k 1.2k
LO11 CO1 CIN
CO7
R178
DS12 CO8
1.2k
LO12 CO9
IC14
PA2004C
CO5
CO4 1 16 CO9
I1 O1
CO2 2 15 CO8
I2 O2
CO3 3 14 CO7
I3 O3
CO1 4 13 CO6
I4 O4
CIN 5 12
I5 O5
COUT 6 11
I6 O6
7 10
I7 O7
8 9
VSS SK
C144 0.0047(x4)
D29-D36 D37-D43 D44-D51
1SS133x8 1SS133x7 1SS133x8
C166 C167 C168
0.0047(x7) 0.0047(x7) 0.0047(x7)
S3 S4 S5
SSGM18049A SSGM17012A SSGM18049A
TUNER UNIT