Keithley 2500 Service Manual

6-8 Replaceable Parts Model 2500 Service Manual
U324,U524 IC, PRECISION BIFET OPAMP IC-1194
U325,U525 IC, OP-AMP, NE5534D IC-802
U326,U526 IC, VOLT. COMPARATOR, LM311M IC-776
U327,U527 PROGRAM 2000-802*
U328,U528 IC, DUAL BIPOLAR OP-AMP,
LT1124CS8
IC-955
U329,U529 IC, +5V 12 BIT DAC IC-1329
U330,U530 IC, SUPPLY VOLT SUPERVISOR,
TL7705A
IC-860
U331,U531 IC, VOLTAGE REGULATOR IC-1132
U332,U532 IC, -5V VOLTAGE REGULATOR IC-1134
U334,U534,U333,U533 IC, DUAL HIGH CMR/SPEED OPTO,
HCPL-2631
IC-588
VR101 DIODE, ZENER 30V BZX84C30 DZ-106-30
VR303,VR304,VR503,VR504 DIODE, ZENER MM524694 TI DZ-113
VR308,VR309,VR508,VR509 DIODE, ZENER, 6.2V MMSZ6V2 DZ-97
VR310,VR510 DIODE DZ-127
Y101 CRYSTAL, FSM327 CR-41
Y301,Y501 OSCILLATOR HIGH SPEED CMOS
12MHZ
CR-37
*Order current firmware revision. For example, 2500-801A01.
Table 6-1 (cont.)
Mother board parts list
Circuit designation Description
Keithley
part no.

Keithley 2500 Specifications

General

Brand	Keithley
Model	2500
Category	Measuring Instruments
Language	English