Keithley 224 User Manual

Circuit
Desig.
RlOl
R102
R103
R104
R105
R106
R107
R108
R109
RllO
Rlll
R112
R113
R114
Rll5
RI18
R119
R121
R122
R125
R126
RI27
R128
SlOl
s702
TlOl
TlOl
UlOl
u102
u103
u104
u105
U106
u107
U108
u109
UllO
Ulll
u112
u113
u114
u115
U116
u117
VR101
VR102
VR103
WlOl
WI02
YIOI
Table 6-2. Mother Board, Parts List (Cont.)
Description
18k, 5%, 1/4W, Composition
4.7k, 5%, 1/4W, Composition
220k, 5%, 1/4W, Composition
4.7k, 5%, 1/4W, Composition
3900, 5%, 1/4W, Composition
22OQ, 5%, 1/4W, Composition
2.4k, 5%, 1/4W, Composition
22OQ, 5%, 1/4W, Composition
2.4k, 5%, 1/4W, Composition
2203, 5%, 1/4W, Composition
2.4k, 5%, 1/4W, Composition
4.7k, 5%, 1/4W, Composition
2203, 5%, 1/4W, Composition
Thick Film Resistor Network
4.7k, 5%, 1/4W, Composition
lOOk, + lo%, 1/2W, Composition
lOOk, f lo%, 1/2W, Composition
10052, + IO%, 1/2W, Composition
1OOQ + lo%, 1/2W, Composition
4.7k, 5%, 1/4W, Composition
IOk, 5%, 1/4W, Composition
4.7k, 5%, 1/4W, Composition
47kQ, lo%, 0.25W, Composition
Switch, Power
Switch, Line Voltage Selection
Transformer
Transformer (special for 9OV-1 IOV 18OV-220V operation)
1024 x 4-bit Static RAM, 2114
Oscillator/Clock, 4060
1024 x Qbit Static RAM, 2114
Up/Down Counter, 74LS193
1024 x Cbit Static RAM, 2114
Quad 2-In. Nand Gate, 74LSO0
1024 x 4-bit Static RAM, 2114
Quad 2-In. NOR Gate, 74LSO2
Erasable Prom, 2732
DecoderlDemultiplexer, 74LS138
Erasable Prom, 2732
8-bit Shift Register, 14094
Quad Exclusive OR Gate, 7486
Interface Adapter, SY6522
Microprocessor, MC6808
Bus Driver, 14503
Hex Inverter, 16-pin DIP, 4049
5V Regulator, LM309K
f 15V. 3-term, 7915
3-term Positive Voltage Regulator, 7815
Jumper
Jumper
4.0 MHZ Crystal
Location
Sch Pcb
F4
Fl
c4
F2
2
G3
G2
G2
G2
G2
Hl
Gl
E5
F3
D2
D2
G5
G4
E2
Fl
G4
G5
A3
A3
82
82
D5
E4
c5
F4
iii
SEV
SEV
B5
F3
A5
SFV
c2
B2
E6
SEV
D4
D3
D3
B6
B6
-
D2
D3
F3
E4
E4
D4
E4
D5
E5
D5
E5
E5
E5
B5
c5
E5
E5
E3
E3
D4
D5
E3
E3
B2
G2
F2
F2
c2
D2
c2
::
D2
c3
D3
c3
::
D4
::
c5
c5
E5
F4
F5
F5
D2
D2
c5
Keithley
Part No.
R-76-18k
i-76-4.71<
R-76-220k
R-76-4.7k
R-76-390
R-76-220
R-76-2.4k
R-76-220
R-76-2.4k
R-76-220
R-76-2.4k
R-76-4.7k
R-76-220
TF-140
R-76-4.7k
R-l-look
R-l-look
R-1-100
R-1-100
R-76-4.7k
R-76-10k
R-76-4.7k
R-76-47k
SW-426
SW-397
TR-186
TR-187
LSI-15
IC-197
LSI-15
IC-214
LSI-15
IC-163
LSI-15
IC-179
224-800-**
IC-182
224-801-**
IC-251
IC-116
LSI-28
LSI-27
IC-250
IC-106
IC-98t
IC-174***
IC-96***
J-3
J-3
*For use with special factory installed transformer TR-187.
**Order same software as presently installed. For exatiple if B5 is displayed on power-up, order 224-800-85 for
u109.
CR-10
***Order heat sink mounting kit (MK-18) and heat sink (HS-15) with these parts.
tOrder heat sink mounting kits (MK-16 and MK-20) and heat sink (HS-22) with this part.
6-4

Keithley 224 Specifications

General

Brand	Keithley
Model	224
Category	Power Supply
Language	English