Keithley 2182 Service Manual

Replacement Parts 6-9
Table 6-1
Motherboard parts list (continued)
Circuit designation Description Keithley part no.
VR151,152,303,602,608,650,603 DIODE,ZENER 5.1V, BZX84C5V1 DZ-88
VR301,VR302,VR655,VR656 DIODE, ZENER 11V,MMSZ11T1 DZ-103
VR304 DIODE ZENER DZ-121
VR601,VR604,VR613,VR614 DIODE, ZENER 3.3V, MMBZ5226BL DZ-94
VR609,VR610,VR651,VR652 DIODE ZENER 12V, MMSZ12T1 DZ-112
VR611,VR612 DIODE ZENER 12V, MMSZ12T1 DZ-112
VR654,VR657 DIODE, ZENER 6.0V, BZX84B6V2 DZ-87
VR751,VR753,VR605,VR606 DIODE, ZENER, 6.2V MMSZ6V2 DZ-97
VR752 DIODE,ZENER 6.4V, IN4579 DZ-73
Y101 CRYSTAL CR-55-1
Y501 OSCILLATOR HIGH SPEED CMOS 12MHZ CR-37
Table 6-2
Display board parts list
Circuit designation Description Keithley part no.
C401,C402,C411 CAP,.1UF, 20%,50V,CERAMIC C-418-.1
C414 CAP, 47PF, 10%, 100V, CERAMIC C-451-47P
C403-405,407,409,410,412 CAP, .1UF, 10%, 25V, CERAMIC C-495-.1
R405,R408,R410,R412 RES, 12.1, 1%, 125MW METAL FILM R-391-12.1
R420,R421 RES, 10K, 1%, 100MW, THICK FILM R-418-10K
R413 RES, 13K, 1%, 100MW, THICK FILM R-418-13K
R401-404,406,409,411,414-418 RES, 15k, 1%, 100MW, THICK FILM R-418-15K
CR401,CR402 DIODE, MBR0520LT1 RF-103
P1005 CABLE ASSEMBLY CA-123-16A
DS401 DISPLAY DD-52
U401 PROGRAMMED ROM 2000-800**
C413 CAP,22UF, 20%, 6.3,TANTALUM C-417-22
C406,C408 CAP, 33PF, 10%, 100V, CERAMIC C-451-33P
Y401 CRYSTAL, 4MHZ (SMT) CR-36-4M
U402,U403 IC, LATCHED DRIVERS,UCN-5812EPF-1 IC-732
R419 RES, 10M, 5%, 125MW, METAL FILM R-375-10M
U103 PROGRAMMED ROM 2182-803**
U102 PROGRAMMED ROM 2182-804**
**Order present firmware revision level.

Keithley 2182 Specifications

General

Brand	Keithley
Model	2182
Category	Measuring Instruments
Language	English