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8.9 Illustrations of the PCBs
A) Amplifier PCB
IC 13
DATAPROM (sensor), see Sect. 8.4
MP1, MP5
Measuring points, see Sect. 7.6
S3, S6
for “empty tube” cut-out, see Sect. 6.2
TP1
Test point, see Sect. 7.6
X1
20-pin socket connector, see Sect. 7.6 and 7.7
X3
2-pin plug connector, pin 7 and 8, field power supply, see Sect. 7.5 and 7.7
X4
IMoCom Bus, plug connector for connection of RS 232 adapter, see Sect. 6.1
X5
5-pin plug connector, pin 1-5, signal cable, see Sect. 7.5 and 7.7
X7
10-pin socket (A) for foil connector (display unit), see Sect. 8.6 and 8.7.
TP 1
18
15
11
9
1
MP 5
X7
X4
IC 13
MP 2
MP 1
X5
X3
7
8
1
2
3
S3 S4
S6
S5
Solder points S3 and S6
X 1
4
5