+5VD
VOLTAGE COMPARATORS
NEGATIVE PEAK DETECTORS
INPUT BUFFERS
PRIMARY
3
75 OHM
MICROSTRIP
RF RELAY
J11
J12
15
16
9
10
14
11
8
12
13
5
6
1
4
7
2
3
K4
R168
1.50K
MICROSTRIP
75 OHM
C190
47UF
C80
.01UF
R169
37.4
R147
20.0K
R150
649
R307
37.4
+5V
-5V
+5V
-5V
CR28
C82
47UF
R174
432
R176
2.55K
R154
100K
R156
76.8
Q24
R175
432
Q20
R151
2.49K
-5V
+5V
+5V
-5V
C100
47UF
R155
13.3K
R172
1.00K
CR78
R153
2.32K
Q23
R157
200
C85
.1UF
R164
20.0K
CR32
+5V
-5V
R166
475K
C88
.1UF
R182
475K
R191
2.00K
3
2
1
8
4
U7A
LF412
(P_TEST3)
+5V
R192
2.00K
C202
.001UF
R184
1.00M
3
2
1
8
4
U8A
LM393
R185
24.3K
CR36
H3
1
(P_AND_C)
H2
1
(B_AND_C)
H2
1
+5VD
R190
2.00K
C203
.001UF
R187
1.00M
5
6
7
U8B
LM393
R186
24.3K
CR35
H3
1
-5V
VREF3
CR56
C170
.1UF
R165
475K
C87
.1UF
R178
475K
R189
2.00K
C232
.001UF
H2
1
5
6
7
U7B
LF412
R188
2M
+5V
+5V
TP4
C99
47UF
R161
13.3K
R173
1.00K
R158
2.32K
Q22
C86
.1UF
R163
20.0K
CR33
+5V
+5V
-5V
-5V
C211
.1UF
R177
5.00K
CR29
C81
47UF
R171
432
R159
100K
R160
76.8
Q25
R170
432
Q21
R152
2.49K
MICROSTRIP
75 OHM
ATTEN3
RELAY
R146
37.4
CR34
C79
.01UF
C191
47UF
R148
20.0K
R149
649
R308
37.4
H2
1
MICROSTRIP
75 OHM
RELAY
J10
R167
1.50K
BACKUP
OUTPUT
(RELAY_DRIVER)
B3
1
(RELAY_DRIVER)
-5V
+5V
-5V
C89
.01UF
-5V
+5V
+5V
-5V
-5V
+5V
-5V
CR77
R162
200
C98
.01UF
C97
.01UF
C91
.01UF
C90
.01UF
C92
.01UF
-5V
-5V
+5V
-5V
+5V
C95
.01UF
C96
.01UF
C94
10UF
C93
10UF
C222
10UF
C233
.001UF
(B_TEST3)
+5V
-5V
+5V
+5VD
C217
.1UF
C102
.1UF
C101
.1UF
C103
.1UF
+5V
+5VD
(P_AND_C)
C200
.001UF
3
2
1
8
4
U6A
LM393
R137
1.00M
R138
24.3K
CR27
VOLTAGE COMPARATORS
+5V
R119
475K
C62
.1UF
R144
2.00K
3
2
1
8
4
U5A
LF412
+5V
+5V
C74
47UF
R108
13.3K
R125
1.00K
R106
2.32K
Q17
C59
.1UF
R117
20.0K
CR23
NEGATIVE PEAK DETECTORS
+5V
+5V
INPUT BUFFERS
C56
47UF
R127
432
R107
100K
R109
76.8
Q18
R128
432
Q14
R104
2.49K
C188
47UF
C54
.01UF
R100
20.0K
R103
649
RF RELAY
R121
1.50K
4
PRIMARY
BACKUP
OUTPUT
75 OHM
MICROSTRIP
MICROSTRIP
75 OHM
RELAY
15
16
9
10
14
11
8
12
13
5
6
1
4
7
2
3
K3
J7
J9
J8
MICROSTRIP
MICROSTRIP
75 OHM
75 OHM
ATTEN4
RELAY
(RELAY_DRIVER)
R122
37.4
R99
37.4
CR25
R305
37.4
R306
37.4
H2
1
-5V
+5V
+5V
-5V
-5V
-5V
CR19
R129
2.55K
C210
.1UF
R130
5.00K
C55
47UF
R124
432
R112
100K
R123
432
R105
2.49K
-5V
+5V
+5V
-5V
CR75
R110
200
TP3
C73
47UF
R114
13.3K
R111
2.32K
-5V
VREF4
-5V
R135
475K
CR55
C167
.1UF
C230
.001UF
H2
1
R141
2M
(P_TEST4)
+5VD
R145
2.00K
R143
2.00K
R140
1.00M
R139
24.3K
H3
1
SEE ELECTRICAL PARTS LIST
FOR EARLIER VALUES AND
SERIAL NUMBER RANGES.
(B_TEST4)
+5V
+5V
+5VD
(B_AND_C)
C201
.001UF
5
6
7
U6B
LM393
CR26
C76
.1UF
C75
.1UF
C77
.1UF
C216
.1UF
H3
1
+5V
+5V
R118
475K
C61
.1UF
R131
475K
R142
2.00K
C69
.01UF
C70
.01UF
C68
10UF
C67
10UF
C220
10UF
C231
.001UF
5
6
7
U5B
LF412
-5V
+5V
+5V
+5V
-5V
R126
1.00K
CR74
Q16
R115
200
C60
.1UF
R116
20.0K
CR24
C65
.01UF
C71
.01UF
C72
.01UF
C64
.01UF
C66
.01UF
-5V
+5V
-5V
CR20
R113
76.8
Q19
C63
.01UF
Q15
C53
.01UF
C189
47UF
R101
20.0K
R102
649
R120
1.50K
ECO 422 Changeover Unit
-5V
-5V
-5V
-5V
-5V
CHANNELS 3 & 4, INPUTS AND COMPARATORS
-5V
PART OF A3 CONNECTOR BOARD
2
Содержание ECO 422
Страница 4: ......
Страница 6: ......
Страница 14: ...General Safety Summary viii ECO 422 ...
Страница 16: ...Service Safety Summary x ECO 422 ...
Страница 17: ...Getting Started ...
Страница 18: ......
Страница 31: ...Operating Basics ...
Страница 32: ......
Страница 41: ...Operating Basics ECO 422 2 9 Figure 2 6 Setup for Adjusting R265 the User Level for SX 7 ...
Страница 43: ...Specifications ...
Страница 44: ......
Страница 52: ......
Страница 53: ...Theory of Operation ...
Страница 54: ......
Страница 62: ...Theory of Operation 4 8 ECO 422 ...
Страница 63: ...Performance Verification ...
Страница 64: ......
Страница 84: ...Performance Verification 5 20 ECO 422 ...
Страница 85: ...Adjustment Procedure ...
Страница 86: ......
Страница 88: ...Adjustment Procedure 6 2 ECO 422 ...
Страница 89: ...Maintenance ...
Страница 90: ......
Страница 101: ...Options ...
Страница 102: ......
Страница 104: ...Options 8 2 ECO 422 ...
Страница 105: ...Replaceable Electrical Parts ...
Страница 106: ......
Страница 140: ...Replaceable Electrical Parts 9 34 ECO 422 ...
Страница 141: ...Diagrams Circuit Board Illustrations ...
Страница 142: ......
Страница 145: ......
Страница 147: ... ECO 422 Changeover Unit FRONT PANEL 1 ...
Страница 148: ...ECO 422 ...
Страница 166: ...ECO 422 ...
Страница 167: ...Replaceable Mechanical Parts ...
Страница 168: ......
Страница 174: ...Replaceable Mechanical Parts 11 6 ECO 422 ...
Страница 175: ......
Страница 176: ...ECO 422 A1 FIG 1 EXPLODED VIEW A2 A3 A4 ...
Страница 177: ......