Keithley 220 Instruction Manual page 44

Table 6-3. Display Board D220-113, Parts List
Circuit
Desig.
c201
DS201
DS202
OS203
DS204
DS205
DS206
DS207
DS208
DS209
DS210
DS211
DS212
DS213
DS214
DS215
DS216
DS217
DS218
DS219
PlGu2
Cl201
Q202
cl203
a204
a205
Cl206
a207
Cl206
R.201
R202
s201
s202
S203
5204
5205
5206
5207
5208
s209
5210
s211
5212
5213
S214
S215
5216
S217
S218
S219
s220
s221
s222
5223
S224
5225
u201
u202
U203
U204
Description
1OlrF. 25V, Aluminum Electrolytic
* 1, Digital Display
"8" Digital Display
"8" Digital Display
"8" Digital Display
"8" Digital Display
f 1, Digital Display
"8" Digital Display
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Pilot Light
Cable Assembly
PNP Silicon Transistor, 2N4355
PNP Silicon Transistor. 2N4355
PNP Silicon Transistor. 2N4355
PNP Silicon Transistor, 2N4355
PNP Silicon Transistor, 2N4355
PNP Silicon Transistor, 2N4355
PNP Silicon Transistor, 2N4355
PNP Silicon Transistor, 2N4355
Thick Film
Thick Film
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
Pushbutton Switch
MOS to LED Segment Driver, 75492
MOS to LED Segment Driver, 75492
8-bit Shii Register, 74LS164
MOS to LED Segement Driver, 76492
Location
Keithley
Sch.
Pcb. Part NO.
D5
c3 c-314-10
62 DD-31
:1 82 DD-30
Cl c2 DD-30
Dl
c2
DD90
Dl
D2
DD30
El D2
DD-31
El
Ez
DD-30
iz;
z
PL-67
PL-67
z
E7. PL-67
82 PL-67
;i
s2 PL-67
c2 PL-67
F3 D2 PL-67
F3
D2
PL-67
G3 PL-67
G3 z PL-67
H3 PL-67
F3
::
PL-67
A6 E4 CA-151
F5 El TG-90
TG-90
ii:
E1 TG-90
H5 El TG-90
E-
E2 TG-00
E2 TG-90
65
E2
TO-90
65
Ez TG-90
SEV
D2
TF-16S.l
SEV Fl TF-77
A3 62 SW-435
83
:;
SW-435
SW-435
z
D2
SW-435
A3 D2 SW-435
B4
52 SW-435
84 E2 SW-435
A4
A4
E
SW-435
SW-435
04
D3 SW-435
D3
SW-435
ii
E3
SW-435
A4 E3 SW-435
F2 SW-435
FE
2
SW-434
A5 SW-435
A5
F2 SW-435
A3 F2 SW-435
03 62 SW-435
El3
F3 SW-435
SW-435
E
Ei
SW-435
82
F3 SW-435
62
F3 SW-435
A2 G3 SW-435
SEV
83
K-169
SEV
c3
IC-16s
D3 c-127
E3 IC-169
6-6