Keithley 630 Instruction Manual page 36

MODEL 630 POTENTIOMETRIC ELECTROMETER
CALIBRATION
GURE 19. Capacitor, Diode, Modulator and Tube Locations on Printed Circuit Board PC-92.
,fer to Figure 20 for Resistor
Locations.
D301
v3003
c 5
I
I
P
008
C306
,~_,,,., I'....
VW0 1