*Order current firmware revision, for example A03.
U6 IC,OCTAL INTER BUS TRANS,75161 IC-647
U7 IC, 4-CHANNEL PWR DRIVER, 2549B IC-1044
U8 IC, NEG VOLTAGE REG -15V, 500MA,
79M1
5
U9 IC, HEX INVERTERS, 74HCT04 IC-880
U11 IC, VOLT COMPARATOR LM393D IC-775
U12, 14 LARGE SCALE IC LSI-162-70
U13 IC, GPIB ADAPTER, 9914A LSI-123
U15 PROGRAMMED ROM 2400-803-*
U16 PROGRAMMED ROM 2400-804-*
U17 IC, SERIAL EPROM 24LC16B LSI-153
U18 IC,+5V VOLTAGE REGULATOR, LM2940CT
U19 IC, SCHMITT-TRIGGER NAND GATE IC-950
U20 IC,OCTAL INTERFACE BUS,75160 IC-646
U21 IC, DUAL POWER MOSFET DRIVER,
TSC
4
26
IC-437
U23, 25 IC, POS NAND GATES/INVERT,
74H
CT14
IC-656
U24 IC, TRIPLE 3 IN NAND, 74F10 IC-659
VR1 DIODE, ZENER 33V, IN4752A DZ-68
Y1 CRYSTAL, FSM327 CR-41
Table 6-2 (cont.)
Dig
ita
l board parts list
Circuit designation Description Keithly part no.
6-14 Replaceable Parts
2410-902-01.book Page 14 Monday, November 7, 2005 2:49 PM
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