Fluke 732B - Page 113

Schematic Diagrams
7
7-5
Figure 7-2. A2 Flex Circuit PCA
k35f.eps
4
0.22UF 0.22UF
150PF
1UF
C4
CR1
1N4002
22
Q2
2N3904
Q1
2N3904
732B-4402
VIA OVEN CABLE
FROM J504 ON A5 PCA
TO A4 OVEN PCA
TO A3 BCD SWITCH PCA
10V LO
1.018V HI
1.018V LO
10V HI
+11.5V
COM1
BIT 5
BIT 6
BIT 9
BIT 10
BIT 11
BIT 12
BIT 13
10V ADJ HI
BIT 5
BIT 6
BIT 7
BIT 8
BIT 9
BIT 10
BIT 11
BIT 12
BIT 13
10V ADJ HI
10V ADJ LO
10V ADJ LO
BIT 7
BIT 8
-6V
TEMP 1B
TEMP 1A
TEMP SENSE
-6V
TEMP 1B
TEMP 1A
TEMP SENSE
COM1
10V BIAS LO
20
10V SENSE LO
10V SENSE HI
10V BIAS HI
10V INPUT HI
+11.5V
10V HI OUTPUT STAGE
1.018V OUT HI
1.018V LO
C2C3
C1
R1
J406
14
15
16
17
13
12
25
24
18
23
22
21
19
11
10
9
8
7
6
5
4
3
2
1
J304
1
2
3
4
5
6
7
8
9
10
11
E1
E2
E3
E4
E5
E6
732B-1002
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