Agilent Technologies 4284A Service Manual page 122

Test Point Signal Name
A6TP1
VTN
A6TP2
CND
A6TP3
T T
A6TP4
EOC
A6TP5
PD
A6TP6
A D
A6TP7
CND
A6TP8
T N Tl�'C
A6TP9 -12
+12
A6TP1 0
A6TP1 1 +5
A6TP1 2
MEA S
Table 4-A6-3. A6 Test Points List
Description
Crystal oscillator signal
Ground Line
I ntegration time signal
End of measurement signal
I nput signal to the phase detector
I nput signal to the A-D converter
G round Line
A-D Converter output signal
-1 2 V DC
+1 2 V DC
+5 V DC
Measurement Start Signal
4-AS-2