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Replaceable Parts
5-2
Table 5-1
Model 7020 mass terminal board, parts list
Circuit Desig.
Description
Keithley Part Number
C401-404
J1004
P1002,1003
R401-440
RT401-440
BRACKET SILKSCREENING
CONNECTOR SHIM
SHIELD
CAP., 1UF,20%,50V,CERAMIC
CONN, 96-PIN, 3 ROWS
CONNECTOR, 48-PIN, 3 ROWS
RES,10,5%,1/2W,COMPOSITION OR FILM
POLYSWITCH, PTC RESISTOR
7011-318-6A
7011-309A
7011-311A
C-365-.1
CS-514
CS-748-3
R-448-10
RT-17
Table 5-2
Model 7020 scanner board, parts list
Circuit Desig.
Description
Keithley Part Number
C100-105,107,108,110-117
C106,109
CR100-179
CR180
J1002,1003
P2001
R100-109,120-134,150-164
R110-119,135-149,165-179
R180-184
R185
U100-104
U105
U106
U107
U108
U109-113
VR100-104
W100-104
W105
16-PIN SOCKET FOR TF-117
CONNECTOR, JUMPER FOR CS-339
SHIELD
CAP,.1UF,20%,50V,CERAMIC
CAP, 10UF,-20+100%,25V,ALUM ELEC
DIODE,SILICON,IN4148 (D0-35)
DIODE, 1N5404
CONN, 48-PIN, 3-ROWS
CONNECTOR, 32-PIN, 2-ROWS
RES,10K,5%,1/4W,COMPOSITION OR FILM
RES,100K,5%,1/4W,COMPOSITION OR FILM
RES NET, 10K, .5%, 7W
RES,1K,5%,1/4W,COMPOSITION OR FILM
IC, 8-BIT PARALLEL TO SERIAL, 74HCT165
IC, QUAD 2 INPUT OR, 74HCT32
IC, HEX INVERTER, 74HCT04
ID ROM
IC, HIGH SPEED BUFFER, 74HC125
IC, 8-BIT SERIAL-IN-LATCH DRIVER, 5841A
DIODE, ZENER 5.1V,IN751(D0-7)
CONN, 3 PIN
JUMPER
SO-65
CS-476
7011-305C
C-365-.1
C-314-10
RF-28
RF-74
CS-736-2
CS-775-1
R-76-10K
R-76-100K
TF-117
R-76-1K
IC-548
IC-443
IC-444
7020-800-**
IC-451
IC-536
DZ-59
CS-339-3
J-15
** Order firm are revision of present ROM.