Keithley 194 Instruction Manual page 217

High speed voltmeter
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REPLACEABLE PARTS
Table
8-1.
Mother
Board,
Parts
List
Cont.)
Schematic
Designation
Cl49
Cl50
Cl51
Cl52
Cl53
CR101
CR102
CR103
CR104
CR105
CR106
CR107
CR108
CR109
CR110
CR111
CR112
CR113
CR114
CR115
FlOl
FlOl
F102
JlOOl
J1002
J1003
J1004
JlOl2
JlOl3
11014
71015
J1016
JlOl7
J1021
J1022
J1023
11024
J1025
11026
J1040
J1041
J1042
J1043
LlOl
L102
QlOl
4102
L
Description
Capacitor, O.lK
20%, 50V
Capacitor, O.&Z, 20%, 50V
Capacitor, O.l&
20%, 50V
Capacitor, O.l@, 20%, 50V
Capacitor, 0.1&E 20%, 50V
Diode, Schottky Rectifier, 7.5A, 45PIV, MBR745
Diode, Silicon,
lN4148
Diode, Silicon,
lN4148
Diode, Rectifier, lea, SOOPIV, lN4006
Diode, Rectifier, lA, 8OOl'IV. lN4006
Diode, Bridge Rectifier, lA, 1OOPIV
Diode, Bridge Rectifier, lA, 1OOPIV
Diode, Silicon,
lN4148
Diode, Silicon,
lN4148
Diode, Bridge Rectifier, 4A, 1OOPIV
Diode, Bridge Rectifier, lA, 1OOPlV
Diode, Silicon,
lN4148
Diode, Bridge Rectifier, L4, 1OOI'IV
Diode, Silicon, lN4148
Diode, Silicon, lN4148
Fuse, %A, 25OV, 3AG, SLO BLO (230V operation)
Fuse, lA, 25OV, 3AG, SLC! BLO (115V operation)
Fuse, 6A, 8AG
Line Filter
Connector, BNC
Connector, BNC
Connector, IEEE-488
Connector, Pin
Connector, Pin
Connector,
Pin
Pin
Pin
Pin
connector
Connector
Connector, Pin
Connector,
Pin
Connector,
Pin
Connector,
Pin
Connector, Pin
Connector, Pin
Connector, Pin
Connector,
Pin
Choke, 160~H
Choke, 1OpH
Transistor, N-Channel
MOS Power, lRF531
Thy&or,
Reverse Blocking Triode, MCR682
i -
t
Schematic
Locatlon
2iD4
-
2105
3iF5
3iVh
2iB6
l/D2
Z/A6
Z/A6
l!D2
l/E3
liC4
~l/CS
3iFS
3iF5
UC2
1 ia
'l/F4
UC4
3iFh
3iF6
l/A5
liA5
l/D2
l/A5
3iG6
3lGh
2!A I
'liA5
l/A4
l/C2
31G6
31Gh
3166
l/D5
l/D4
l/G2
1163
3iA6
3iA6
l/E2
l/E2
Keithley
Part No.
C-365-0.1
C-365-0.1
C-365-0. I
C-365-U
C-365-U
RF-6S
RF-28
RF-28
RF-38
RF-38
RbS2
RF-52
RF-28
RF28
RI'64
RF-52
RF-28
RF52
RF-28
RF-28
K-4
FU-IO
FU-73
LF-2
CS-249
(Z-249
CS-507
CS-288-R
CS-2X8-4
CS-339-Z
CS-339-I
CS-339-l
cs-339-1
193-325
193.325
CS-288-3
CS-288.3
(Z-288-3
cs-339-1
CS-339-l
CS-339-l
CS-339-l
cs-339-l
CH-22
CH-20-I
TG-184
TG183
a-7

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