Keithley 2001 Repair Manual

Replaceable Parts
4-17
U608
U609,610,635,636
U611
U612
U614
U615,630
U616
U617
U618
U619,629
U620
U621
U622
U623
U625
U626
U627
U628
U631
U634
U637
U638
U901,904,905
U902
U903
VR601
VR602,603
W602,603
W605,606
W606
Y602
Y603
IC,(8KX8)HI SPEED STATIC CMOS RAM,6264
IC,32KX8 STAT CMOS RAM,D43256C(SOMETRIC)
PROGRAM
IC,350MA SATURATED SINK DRIVER UDN-2596A
IC,OCT BFR/LINE DRIVE,74HCT244(SOLIC)
IC, QUAD 2 IN NOR, 74HCT02 (SOIC)
IC, QUAD 2 INPUT OR, 74HCT32 (SOIC)
IC, SERIAL E EPROM, X24C16(8-PIN DIP)
PROGRAM
IC,+5V VOLTAGE REGULATOR,LM2940CT
IC, DUAL POWER-SUPPLY SUPER, TL7770-5
IC,OCTAL INTERFACE BUS,75160(SOLIC)
IC, GPIB ADAPTER, 9914A (PLCC)
IC,OCTAL INTER BUS TRANS,75161(SOLIC)
MOD,DC-AC/DC, 5DV-5VAC/60DC,E705-E905VF,MO-30
IC, 16-BIT MICRO, MC68302FE
IC, 18V OP-AMP, TLC 271
IC, VOLT COMPARATOR LM393D(SOIC)
IC,16-BIT MICRO,MC68302FC
IC,SERIAL EEPROM, X24164(8-PIN DIP)
PROGRAM
PROGRAM
IC, LATCHED DRIVERS,UCN-5812EPF-1(PLCC)
PROGRAM
IC, 32-BIT, SERIAL UCN5818EPF-1(PLCC)
DIODE, ZENER, 8.2V, MMBZ5237 (SOT-23)
DIODE,ZENER,4.7V,IN4732A(D0-41)
JUMPER
CONN,3 PIN
CONNECTOR, JUMPER
CRYSTAL, 16MHZ
OSCILLATOR CMOS 4,MHZ(SMT)
LSI-66
LSI-93-100
2001-800-**
IC-578
IC-651
IC-809
IC-808
IC-736
2001-801-**
IC-576
IC-805
IC-646
LSI-123
IC-647
182-170B
LSI-106
IC-347
IC-775
LSI-144
IC-885
2001-803-**
2001-804-**
IC-732
7001-800-**
IC-830
DZ-92
DZ-67
J-15
CS-339-3
CS-476
CR-30-16M
CR-34
** Order present Þrmware revision level for main CPU (i.e., 2001-801-A05).
Table 4-3 (continued)
Model 2001 digital board, parts list
Circuit Desig. Description
Keithley
Part No.

Keithley 2001 Specifications

General

Brand	Keithley
Model	2001
Category	Multimeter
Language	English