Power Supply - Keithley 181 Service Manual

I
MAINTENANCE
MODEL 181
TABLE 5-3
POWER SUPPLY CHECKS
Remarks
cuit diagram of the A/D converter is located on two
Schematics, 30585D and 30583D Sheet 2 of 2. Reading the
Theory of Operation for the AID converter is strongly recomb
mended before troubleshootlng the AID. There are several
WaVefOrms provided to help isolate the ~~rohlcm.
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5-6