Keithley 177 Instruction Manual page 42

Microvolt dmm and battey pack
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Table 6-2. Model 177 Mother
Board. Parts List
Circui
Desig.
Cl01
Cl02
Cl03
Cl04
Cl05
Cl06
Cl07
Cl08
Cl09
Cl10
Cl11
Cl12
Cl13
Cl14
Cl 15
Cl16
Cl17
Cl18
Cl19
Cl20
Cl21
Cl22
Cl23
Cl24
Cl25
Cl26
Cl27
Cl28
Cl29
Cl30
Cl31
Cl32
Cl33
Cl34
Cl35
Cl36
Cl37
Cl38
Cl39
Cl40
CR101
CR102
CR103
CR104
CR105
CR106
CR107
CR108
CR109
CR110
Description
Capacitor,
O.lpF,
1OOOV. Polvester
Film
Cabacitor;
.25L115pF, ZO~bOV,.Teflon Trimmer
Capacitor,
.25-l .5pF, ZOOOV, Teflon Trimmer
Capacitor,
IlOpF,
500VDC.
f 1%. Silver Mica
Capacitor,
11OOpF. 500VDC,
*5%,
Mica
Capacitor,
33pF. 16VDC.
f 10%. Aluminum
Electrolytic
Capacitor,
33~F, 16VDC,
f lo%,
Aluminum
Electrolytic
Capacitor,
1pF. lOOV, f 10%. Polyester
Film
Capacitor,
lfiF, 1OOV. + 10%. Polvester
Film
NOT USED
Capacitor,
22OOpF. 5OOV. Ceramic
Disc
Capacitor,
1OOpF. 1OOOV. Ceramic
Disc
NOT USED
NOT USED
Capacitor,
lpF, 1OOV. f lo%,
Polyester
Film
Capacitor,
4pF. 1OOV. 10%. Polyester
Film
Capacitor,
.22pF, ZOOVDC,
f lo%,
Polyester
Film
Capacitor,
.lZhF,
lOOV, 10%. Polyester
Film
NOT USED
Capacitor,
ZZOOpF, 15V. Aluminum
Electrolvtic
Capacitor,
4.7pF. 25V, Aluminum
Electrolytic
Capacitor,
4.7pF. 25V, Aluminum
Electrolvtic
Capacitor,
470/~F, 35V. Aluminum
Electrolytic
Capacitor,
4.7/rF. 25V. Aluminum
Electrolvtic
C&∨
47bF.' 35V; Aluminum
Electrolytic
Capacitor,
1OpF. 25V. Aluminum
Electrolytic
NOT USED
NOT USED
NOT USED
Capacitor,
1OOpF. lOOOV, Ceramic
Disc
Capacitor,
1OOpF. 63OV, 25%.
Polystyrene
Film
Capacitor,
IOOpF, 63OV, 25%.
Polystvrene
Film
Capacitor,
.0047&F,
lOOV, Polystyrene
Capacitor,
.lZpF,
IOOV, 10%. Polyester
Film
Capacitor,
1OOOpF. 5OOV. Polystyrene
NOT USED
NOT USED
Capacitor,
l+F, lOOV, 1096, Polyester
Film
Capacitor,
lpF, 1OOV. 10%. Polyester
Film
Capacitor,
.047pF,
lOOV, Polystyrene
Bridge Rectifier,
1OOV. 1.5A
Silicon
Rectifier,
3A. 5OPIV. lN4139
Bridge Rectifier,
lOOV, 1.5A
Bridge Rectifier,
4OOV, 1.5A
NOT USED
Diode, Silicon,
lN4148
Diode, Silicon,
lN4148
NOT USED
NOT USED
Diode, Silicon,
IN4148
-
-
-
B3
D3
03
D3
D4
D4
E4
E3
G2
D5
Ei
H3
G4
D7
E7
E7
D8
c5
D8
c5
A6
c7
87
B5
2
E5
c5
85
El
81
D7
D8
c3
c3
-12
-
Location
Sch
Pcb
83
E5
c5
c5
c5
c5
c4
c4
D4
c4
c2
c3
Bl
B2
82
c2
83
B5
65
iti
85
c3
82
c2
A2
D3
D3
D3
c3
c3
D2
D3
D3
85
-
c5
c5
A2
T
Keithley
Part No.
c-285.1
C-184
C-184
C-278-110~
C-236.11OOpF
C-321-33
c-321-33
c-294-1
c-294-1
C-22.22OOpF
C-64.100~
c-294-1
c-294-4
C-269-.22
c-294-.12
c-290-2200
c-314-4.7
c-314-4.7
C-289-470
c-314-4.7
C-289-470
c-314-10
C-64-100~
C-252-100~
C-252-100~
c-301-.0047
c-294-.12
C-138-1000~
c-294-2
c-294-1
c-301-.047
RF-36
RF-34
RF-36
RF-46
RF-28
RF-28
RF-28
6-4

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