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1
D
C
B
A
1
2
3
TEMPMUX
SHDN
U59D
12
TEMP
13
IOW
74HC32
+15V-15V
DACMUX
15
10
10K
C36 0.15 uF, ceramic
R34
12
VCC
13
C37
0.15 uF, ceramic
2
3
4
BYPASS CAPS
MUST BE WITHIN
1/2" OF THE
REGULATOR
INPUT/OUTPUT
PINS
D[0..7]
VCC
+15V
U48
MAX382CWN
9
OUT
14
+VSS
15
5
THERMISTER1
GND
IN 1
4
6
V-
IN 2
3
7
ENB
IN 3
2
8
D0
A0
IN 4
17
13
D1
A1
IN 5
16
12
D2
A2
IN 6
18
11
RS
IN 7
1
10
WR
IN 8
11
RN18
1Kx4
U49
2
3
1
D1
S1
14
2
D2
S2
11
3
D3
S3
7
6
4
D4
S4
1
1
8
VCC
IN1
DAC0
4
16
2
7
-VS
IN2
DAC1
5
9
3
6
GND
IN3
DAC2
8
4
5
+VS
IN4
DAC3
10Kx4
DG444DY
RN21
4
5
+15V
+5VANA
U23
1
5
IN
OUT
3
4
ON/OFF
NC
+ C60
10 uF, 35V, TANTALUM
LP2981IM5
C29
1 uF
+5VANA
XT1
THERMISTER
THERMISTER2
THERMISTER3
THERMISTER4
THERMISTER5
THERMISTER6
THERMISTER7
THERMISTER6
THERMISTER8
THERMISTER5
RN20
10Kx9, 2%
8
DAC0V
DAC0V
7
DAC1V
DAC1V
6
DAC2V
DAC2V
5
DAC3V
DAC3V
Title
Schematic for E Series Motherboard PCA #040690000
Size
Number
04070
Orcad B
Date:
25-Feb-2002
File:
N:\PCBMGR\UNREL\04068CC\PROTEL\04068B.DDB
5
6
D
J27
1
2
3
4
5
6
7
8
9
C
10
11
12
13
14
MICROFIT-14
B
A
Revision
B
Sheet of
5
8
Drawn By:
6
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