Keithley 2750 Service Manual

6-6 Replaceable Parts Model 2750 Multimeter/Switch System Service Manual
R104,R105 RES, 549K, .1%, 1/4W, METAL FILM R-315-549K
R106 RES, 11K, .1%, 1/10W, METAL FILM R-263-11K
R107 RES, 49.9, 1%, 1/4W, METAL FILM R-391-49.9
R108,R207,R336 RES, 24.9K, 1%, 100MW, THICK FILM R-418-24.9K
R109,R134,R167,R194,R195 RES, 1K, 1%, 1/4W, METAL FILM R-391-1K
R110,R133,R405 THICK FILM TF-280-1
R111,R140,R165,R190,R197,R200,
R203,R279
RES, 1K, 1%, 100MW, THICK FILM R-418-1K
R112,R116,R221 RES, 15k, 1%, 100MW, THICK FILM R-418-15K
R113,R188 RES, 49.9, 1%, 1/4W, METAL FILM R-391-49.9
R114,R122,R199 RES, 604, 1%, 100MW, THICK FILM R-418-604
R115,R175,R176,R324,R132,R139 RES, 2.49K, 1%, 1/4W, METAL FILM R-391-2.49K
R117 RES NET, VARIOUS, .1%, MDN460 TF-255
R118,R103,R160,R174,R361,R362,
R365,R366
RES, 499, 1%, 1/4W, METAL FILM R-391-499
R119,R384,R385 RES, 15K, 1%, 1/4W, METAL FILM R-391-15K
R120,R130,R154,R183,R186,R191,
R193,R315
RES, 100K, 1%, 100MW, THICK FILM R-418-100K
R121,R391,R395,R352 RES, 100K, 1%, 100MW, THICK FILM R-418-100K
R123 RES, 73.2K, 1%, 100MW, THICK FILM R-418-73.2K
R124,R150,R211,R240,R258,R268,
R271
RES, 49.9K, 1%, 100MW, THICK FILM R-418-49.9K
R125,R230,R232,R163,R305 RES, 49.9K, 1%, 100MW, THICK FILM R-418-49.9K
R126,R128,R185,R275 RES, 475, 1%, 1/4W, METAL FILM R-391-475
R127,R144 RES, 2.49K, 1%, 1/4W, METAL FILM R-391-2.49K
R129 RES, 215, 1%, 100MW, THICK FILM R-418-215
R131,R136,R138,R141,R161,
R178-R180,R184
RES, 100, 1%, 1/4W, METAL FILM R-391-100
R135 RES, 33.2K, 1%, 100MW, THICK FILM R-418-33.2K
R142 RES, 10, 5%, 125MW, METAL FILM R-375-10
R143,R152,R164,R242,R253 RES, 100K, 1%, 1/4W, METAL FILM R-391-100K
R145,R156,R196,R213,R257,R270,
R300,R303
RES, 100, 1%, 100MW, THICK FILM R-418-100
R146 RES, 1.1M, 5%, 125MW, METAL FILM R-375-1.1M
R147 RES, 732K,1%, 100MW, THICK FILM R-418-732K
R148,R301,R356,R372 RES, 499, 1%, 1/4W, METAL FILM R-391-499
R149,R151 RES, 1.5K, 1%, 100MW, THICK FILM R-418-1.5K
R153 RES, NET, 3.6K, MICRO DIVIDER TF-246-1
R155,R169,R201,R214,R218,R229,
R244,R351
RES, 4.75K, 1%, 100MW, THICK FILM R-418-4.75K
Table 6-1 (continued)
Model 2750 motherboard parts list
Circuit Designation Description Keithley Part No.

Keithley 2750 Specifications

General

Interface	GPIB, RS-232, Ethernet
Switching Speed	Up to 500 channels/second
Maximum Voltage	300V
Operating Temperature	0°C to 50°C
Measurement Functions	DCV, ACV, DCI, ACI, 2-wire Resistance, 4-wire Resistance, Frequency, Temperature
Resolution	6.5 digits
Current	1A
Maximum Current	1A