Keithley SourceMeter 3A 2420 Service Manual page 90

Table 6-1 (cont.)
Analog board parts list
Circuit designation
R272,273,346-348,511,512
R280
R283,287,297,299,349,350-
352,457,461
R284-286,288,301,358,504,
617,622,654,655
R289,303
R292,338,527,528,533,535,544,
546,547
R294-296
R298,300,345
R302,525,526
R308
R332,423,429,430,604,606
R340,343,361,362,365,369,336,353,
481
R341,342,505
R354,437
R363
R364,370,371,372,402,403,404,416,
417,459
R367,424,425,426,601,603,605,608,6
26,702
R368
R375,376
R379-387,391,392
R393-399,411,412,413,388,307
R422
R435,436
R450
R452
R453
Description
RES, 249K, 1%, 100MW, THICK FILM
RES,4.02K,1%,100MW, THICK FILM
RES, 30.1K, 1%, 100MW, THICK FILM
RES, 10K, 1%, 100MW, THICK FILM
RES, 20K, .1%, .125W THIN FILM
RES, 100K, 1%, 100MW THICK FILM
RES, 100K, .1%, .125W, THIN FILM
RES, 150K, 1%, 100MW, THICK FILM
RES, .0499, 1%, 100MW, THICK FILM
RES, 1.5K, 1%, 100MW THICK FILM
RES, 499, 1%, 100MW THICK FILM
RES, 1K, 1%, 100MW, THICK FILM
RES, 13K, 1%, 100MW, THICK FILM
RES, 560K, 5%, 250MW, METAL FILM
RES NET, .1%, .1W
RES, 100K, 1%, 100MW THICK FILM
RES, 4.99K, 1%, 100MW THICK FILM
RES, 332, 1%, 100MW, THICK FILM
RES, 10, 10%, 100MW, THICK FILM
RES, 475, 1%, 100MW, THICK FILM
RES, 357, 1%, 100MW, THICK FILM
RES, 4.7K, 5%, 250MW, METAL FILM
RES, 499, 1%, 100MW THICK FILM
RES, 200K, .1%, 1/10W METAL FILM
RES, 21.93K, .1%, 1/10W METAL FILM
RES,1.82K,.1%,1/10W,METAL FILM
Replaceable Parts 6-7
Keithley
part no.
R-418-249K
R-418-4.02K
R-418-30.1K
R-418-10K
R-456-20K
R-418-100K
R-456-100K
R-418-150K
R-418-.0499
R-418-1.5K
R-418-499
R-418-1K
R-418-13K
R-376-560K
TF-259
R-418-100K
R-418-4.99K
R-418-332
R-418-10
R-418-475
R-418-357
R-376-4.7K
R-418-499
R-263-200K
R-263-21.93K
R-263-1.82K