A
A
B
B
C
C
D
D
E
E
1
1
2
2
3
3
4
4
PWM INPUT
process input
WL+
WL-
TL+
TL-
WR-
WR+
TR+
TR-
WR-
TR+
WR+
TR-
AMP
DVCC3
DVCC3
AMP
AMP
CH2A
EAPD
CH1B
CH1A
CH2B
TH_FAULT
CH4A
EAPD
CH3B
CH3A
TH_FAULT
CH4B
TH_WAR
TH_WAR
+
CE29
820uF/50V
+
CE29
820uF/50V
U22
STA518
U22
STA518
SUB-GND
1
OUT2B
2
OUT2B
3
VCC2B
4
GND2B
5
GND2A
6
VCC2A
7
OUT2A
8
OUT2A
9
OUT1B
10
OUT1B
11
VCC1B
12
GND1B
13
GND1A
14
VCC1A
15
OUT1A
16
OUT1A
17
NC
18
GND-CLEAN
19
GND-Reg
20
VDD
21
VDD
22
VL
23
CONFIG
24
PWRDN
25
TRI-STATE
26
FAULT
27
TH-WAR
28
IN1A
29
IN1B
30
IN2A
31
IN2B
32
VSS
33
VSS
34
VCC-Sign
35
VCC-Sign
36
C233
1000pF/50V/X7R
C233
1000pF/50V/X7R
R
251
22
R
251
22
C230
0.
1uF/
16V/
X7R
C230
0.
1uF/
16V/
X7R
C225
0.01UF/100V
C225
0.01UF/100V
+
100uF/16V
CE27
+
100uF/16V
CE27
C239
1uF/50V/X7R
C239
1uF/50V/X7R
C258
0.
1uF/
16V/
X7R
C258
0.
1uF/
16V/
X7R
C209
0.1uF/50V/X7R
C209
0.1uF/50V/X7R
R238
22
R238
22
C
255
330pF/
50V/
X7R
C
255
330pF/
50V/
X7R
C269
0.1uF/50V/X7R
C269
0.1uF/50V/X7R
R
246
22
R
246
22
C237
0.1uF/50V/X7R
C237
0.1uF/50V/X7R
C229
0.1uF/50V/X7R
C229
0.1uF/50V/X7R
C260
0.1uF/50V/X7R
C260
0.1uF/50V/X7R
C224
0.
1uF/
50V/
X7R
C224
0.
1uF/
50V/
X7R
C275
1000pF/50V/X7R
C275
1000pF/50V/X7R
D723
NC/MBRX140/40V/1A
D723
NC/MBRX140/40V/1A
L412
22uH/3.3A
L412
22uH/3.3A
C252
0.
1uF/
50V/
X7R
C252
0.
1uF/
50V/
X7R
L415
22uH/3.3A
L415
22uH/3.3A
C253
0.01UF/100V
C253
0.01UF/100V
C
216
330pF/
50V/
X7R
C
216
330pF/
50V/
X7R
D725
NC/MBRX140/40V/1A
D725
NC/MBRX140/40V/1A
+
100uF/16V
CE31
+
100uF/16V
CE31
D724
N
C
/M
B
R
X
140/
40V/
1A
D724
N
C
/M
B
R
X
140/
40V/
1A
R241
NC/10K
R241
NC/10K
R244
6.2
R244
6.2
C
244
330pF/
50V/
X7R
C
244
330pF/
50V/
X7R
C257
0.1uF/50V/X7R
C257
0.1uF/50V/X7R
D726
N
C
/M
B
R
X
140/
40V/
1A
D726
N
C
/M
B
R
X
140/
40V/
1A
D722
N
C
/M
B
R
X
140/
40V/
1A
D722
N
C
/M
B
R
X
140/
40V/
1A
C215
0.1uF/50V/X7R
C215
0.1uF/50V/X7R
C220
0.1uF/50V/X7R
C220
0.1uF/50V/X7R
C210
0.
1uF/
50V/
X7R
C210
0.
1uF/
50V/
X7R
C268
1000pF/50V/X7R
C268
1000pF/50V/X7R
C238
0.
1uF/
50V/
X7R
C238
0.
1uF/
50V/
X7R
C243
0.1uF/50V/X7R
C243
0.1uF/50V/X7R
C228
0.1uF/50V/X7R
C228
0.1uF/50V/X7R
D727
N
C
/M
B
R
X
140/
40V/
1A
D727
N
C
/M
B
R
X
140/
40V/
1A
R249
10K
R249
10K
D721
N
C
/M
B
R
X
140/
40V/
1A
D721
N
C
/M
B
R
X
140/
40V/
1A
C206
0.1uF/50V/X7R
C206
0.1uF/50V/X7R
C222
1uF/50V/X7R
C222
1uF/50V/X7R
C214
0.01UF/100V
C214
0.01UF/100V
L411
22uH/3.3A
L411
22uH/3.3A
R240
6.2
R240
6.2
C261
0.1uF/50V/X7R
C261
0.1uF/50V/X7R
R252
6.2
R252
6.2
C242
0.01UF/100V
C242
0.01UF/100V
FB18
75/200mA
FB18
75/200mA
D728
N
C
/M
B
R
X
140/
40V/
1A
D728
N
C
/M
B
R
X
140/
40V/
1A
C234
0.1uF/50V/X7R
C234
0.1uF/50V/X7R
FB20
75/200mA
FB20
75/200mA
C
223
0.
47uF/
63V
C
223
0.
47uF/
63V
C218
0.1uF/50V/X7R
C218
0.1uF/50V/X7R
C217
0.1uF/50V/X7R
C217
0.1uF/50V/X7R
L406
22uH/3.3A
L406
22uH/3.3A
C
251
0.
47uF/
63V
C
251
0.
47uF/
63V
C250
1uF/50V/X7R
C250
1uF/50V/X7R
R239
6.2
R239
6.2
C246
0.1uF/50V/X7R
C246
0.1uF/50V/X7R
C248
0.1uF/50V/X7R
C248
0.1uF/50V/X7R
C231
0.1uF/50V/X7R
C231
0.1uF/50V/X7R
R248
6.2
R248
6.2
R245
6.2
R245
6.2
C267
1000pF/50V/X7R
C267
1000pF/50V/X7R
C256
0.1uF/50V/X7R
C256
0.1uF/50V/X7R
+
100uF/16V
CE26
+
100uF/16V
CE26
L409
22uH/3.3A
L409
22uH/3.3A
C245
0.1uF/50V/X7R
C245
0.1uF/50V/X7R
JK704
CON_9P_0GNDD
JK704
CON_9P_0GNDD
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
R253
6.2
R253
6.2
C
212
0.
47uF/
63V
C
212
0.
47uF/
63V
C259
0.1uF/50V/X7R
C259
0.1uF/50V/X7R
L414
22uH/3.3A
L414
22uH/3.3A
C219
0.
1uF/
16V/
X7R
C219
0.
1uF/
16V/
X7R
C
240
0.
47uF/
63V
C
240
0.
47uF/
63V
L413
22uH/3.3A
L413
22uH/3.3A
R247
6.2
R247
6.2
C247
0.
1uF/
16V/
X7R
C247
0.
1uF/
16V/
X7R
L410
22uH/3.3A
L410
22uH/3.3A
C207
0.1uF/50V/X7R
C207
0.1uF/50V/X7R
C221
0.1uF/50V/X7R
C221
0.1uF/50V/X7R
C235
0.1uF/50V/X7R
C235
0.1uF/50V/X7R
+
100uF/16V
CE30
+
100uF/16V
CE30
C208
0.1uF/50V/X7R
C208
0.1uF/50V/X7R
C
226
0.
1uF/
50V/
X7R
C
226
0.
1uF/
50V/
X7R
U21
STA518
U21
STA518
SUB-GND
1
OUT2B
2
OUT2B
3
VCC2B
4
GND2B
5
GND2A
6
VCC2A
7
OUT2A
8
OUT2A
9
OUT1B
10
OUT1B
11
VCC1B
12
GND1B
13
GND1A
14
VCC1A
15
OUT1A
16
OUT1A
17
NC
18
GND-CLEAN
19
GND-Reg
20
VDD
21
VDD
22
VL
23
CONFIG
24
PWRDN
25
TRI-STATE
26
FAULT
27
TH-WAR
28
IN1A
29
IN1B
30
IN2A
31
IN2B
32
VSS
33
VSS
34
VCC-Sign
35
VCC-Sign
36
C236
0.1uF/50V/X7R
C236
0.1uF/50V/X7R
C
254
0.
1uF/
50V/
X7R
C
254
0.
1uF/
50V/
X7R
R242
NC/10K
R242
NC/10K
R250
NC/10K
R250
NC/10K
C211
1uF/50V/X7R
C211
1uF/50V/X7R
C227
330pF/
50V/
X7R
C227
330pF/
50V/
X7R
+
CE33
820uF/50V
+
CE33
820uF/50V
C
213
0.
1uF/
50V/
X7R
C
213
0.
1uF/
50V/
X7R
C249
0.1uF/50V/X7R
C249
0.1uF/50V/X7R
C232
0.1uF/50V/X7R
C232
0.1uF/50V/X7R
R
243
22
R
243
22
C
241
0.
1uF/
50V/
X7R
C
241
0.
1uF/
50V/
X7R
Circuit Diagram - Main board:AMP ST518*2
8-13
8-13
Summary of Contents for FX20
Page 29: ...A A B B C C D D E E 1 1 2 2 3 3 4 4 S S R1 1K R1 1K Circuit Diagram Support board 8 1 8 1 ...
Page 42: ...Print layout USB Key Support Board top side 8 14 8 14 ...
Page 43: ...Print layout In Front Control Board top side 8 15 8 15 ...
Page 44: ...Print layout Power Board top side 8 16 8 16 ...
Page 45: ...Print layout Main Board bottom side 8 17 8 17 ...