Instramed CARDIOMAX Manual De Servicio página 28

1 1
+7.5VI_PAS +7.5VI_PAS
D1 D1
U7A U7A
1N4148 1N4148
R76 R76 10K 10K 3 3
D2 D2
R78 R78 2 2
C C 5 5 1 1 4 4 M M 7 7
A A 1N4148 1N4148
10nF 10nF
TL074D TL074D
CN2 CN2
-7.5VI_PAS -7.5VI_PAS
1 1
R174 R174
2 2
22K 22K
ECG_PAS ECG_PAS +7.5VI_PAS +7.5VI_PAS
U7B U7B
D3 D3
6 6
1N4148 1N4148
R86 R86 10K 10K 5 5
D4 D4
R87 R87
TL074D TL074D
C C 5 5 5 5 4 4 M M 7 7
1N4148 1N4148
10nF 10nF
-7.5VI_PAS -7.5VI_PAS
B B
R117 R117
10K 10K R122 R122 R124 R124
8 8
Cg Cg 120K 120K 120K 120K U37B U37B
6 6
C96 C96
220nF 220nF C98 C98 5 5
39nF 39nF
TL072 TL072
4 4
R136 R136
47K 47K
C101 C101 C102 C102
22nF 22nF 22nF 22nF
-7.5VI_PAS -7.5VI_PAS
C C
1 1
R142 R142
1 1
10K 10K
3 3
R144 R144 2 2
10K 10K
4 4
R148 R148 5 5
10K 10K
6 6
R R 1 1 5 5 0 0
D D
10K 10K
+7.5VI_PAS +7.5VI_PAS
1 1
2 2
R54 R54
1 1 10K 10K
A A
C48 C48
R79 R79
+7.5VI_PAS +7.5VI_PAS
120K 120K 47nF 47nF R59 R59
4 4
10K 10K
9 9 U7C U7C
R83 R83 8 8
C C
8K2 8K2 R72 R72 10 10
10K 10K TL074D TL074D
1 1
1 1
R85 R85 C54 C54 R73 R73
-7.5VI_PAS -7.5VI_PAS
120K 120K 10K 10K
7 7 47nF 47nF
B B
R125 R125
300K 300K
7 7 R128 R128 C97 C97
B B
300K 300K 22nF 22nF
R130 R130
R132 R132 U7D U7D 100K 100K
4K7 4K7 12 12
14 14 +5VI_PAS +5VI_PAS
D D
13 13
R137 R137 C100 C100
10K 10K 10nF 10nF R141 R141
TL074D TL074D
300K 300K
R138 R138
10K 10K
R170 R170
100K 100K
-7.5VI_PAS -7.5VI_PAS
U36A U36A
TL074D TL074D D5 D5
1 1 9 9
A A
C C
1N4148 1N4148 10 10
R146 R146 R147 R147
+7.5VI_PAS +7.5VI_PAS
15K 15K 10K 10K
U36B U36B +7.5VI_PAS +7.5VI_PAS -7.5VI_PAS -7.5VI_PAS
TL074D TL074D D6 D6
7 7
B B
1N4148 1N4148 R149 R149
1 1 0 0 K K
2 2
-7.5VI_PAS -7.5VI_PAS
C103 C103 C104 C104
4 4
R55 R55 4.7uF/16V 4.7uF/16V 4.7uF/16V 4.7uF/16V U37A U37A
3K3 3K3 Res_cap Res_cap 3 3 TL072 TL072
A A
2 2
C94 C94 R67 R67
100nF 100nF 300K 300K
8 8
+7.5VI_PAS +7.5VI_PAS
R68 R68
300K 300K C95 C95 4.7nF 4.7nF
R173 R173 R167 R167
100K 100K 237K 237K
U39 U39
A A
W W
B B
MCP4011 MCP4011
R127 R127 10K 10K
+5VI_PAS +5VI_PAS
+5VI_PAS +5VI_PAS U42 U42
8 8
14 14
Vcc Vcc
2 2 R133 R133 8 8
Vref Vref
1 1 1K 1K 3 3
A A Vin(+) Vin(+)
3 3 5 5
Vin (-) Vin (-)
U38A U38A C99 C99
AD8602AR AD8602AR 10nF 10nF ADC0831 ADC0831
4 4
C129 C129
470nF 470nF
Res_cap Res_cap
4 4
U36C U36C
, ,
2 2
TL074D TL074D
8 8 R145 R145 100R 100R
Q4 Q4
IRFL014 IRFL014
3 3
1 1 Cg Cg
+5VI +5VI _PAS _PAS
R171 R171 R172 R172
+5VI_PAS +5VI_PAS 10K 10K 10K 10K U40 U4 0
R74 R74 8 8
VDD VDD Vcc Vcc
1K 1K 7 7
U/D U/D Vo1 Vo1
CS CS
R R 108 1 08 6 6
VSS VSS Vo2 Vo2
1K 1K 5 5
Gnd Gnd
+5VI +5VI _PAS _PAS
R168 R168 R169 R169
10K 10K 10K 10K U4 U41 1
8 8
Vcc Vcc
1 1 R131 R131 1K 1K 7 7
CS CS Vo1 Vo1
12 12 R134 R13 4 1K 1K
CLK CLK
10 10 6 6
DO DO Vo2 Vo2
7 7 5 5
GND GND Gnd Gnd
R140 R140
220R 220R 1 1
A1 A1
2 2
K1 K1
3 3
K2 K2
4 4
A2 A2
U4 U48 8
Title Title
Size Size Number Number
A4 A4
D D a a t t e e : : 1 1 / / 8 8 / / 2 2 0 0 0 0 8 8
File: Fil e: C:\pr C: \proj ojeto etos\. s\..\E .\ECG CG_a _ana nalo log3. g3.SC
3 3
4 4
A A
HC HCPL2 PL263 630 0
1 1 R104 R104 220R 220R
A1 A1 U/D_pot U/D_pot
2 2
K1 K1
3 3
K2 K2
4 4 R112 R112 220R 220R
A2 A2 CS_pot CS_pot
B B
HC HCPL2 PL263 630 0
1 1 R129 R129 220R 220R
A1 A1 AD_cs AD_cs
2 2
K1 K1
3 3
K2 K2
4 4 R135 R135 220R 220R
A2 A2 AD_clk AD_clk
+3.3VI +3.3VI
R139 R139
10K 10K
8 8
Vcc Vcc C C
7 7
Vo1 Vo1 AD_DO AD_DO
6 6 R143 R143
Vo2 Vo2
5 5 1K 1K
Gnd Gnd
HC HCPL2 PL263 630 0
D D
Revision Revisio n
S S h h e e e e t t o o f f
SCHD HDOC OC Draw Dr awn n By By: :
4 4