Racal Instruments 9901 Maintenance Manual page 73

PARTS
LIST
CHASSIS,
FRONT
AND
REAR
PANELS
(Fig. 4)
Part
No.
Description
Rat
Tol
%
Value
Compo-nent
Reference
CHASSIS
ASSEMBLY
COMPONENTS
(11-1059)
Miscellaneous
21-
0575 Capacitor, Electrolytic
16V 4700p
ClOl*
22-
6081 Transistor,
npn,
(MJE
520)
25W
Q50
FRONT PANEL
COMPONENTS
(11-1081)
Switches
and Sockets
23-4013
Switch, push-button,
START/STOP
S50
23-4065 Switch, toggle,
POWER
S5l
23-4013
Switch, push-button,
RESET
S52
23-3005
Sockets,
BNC,
Inputs 'A'
and
'B'
For other switches
refer to
Display
Assembly and
Main PCB Assembly
parts
list.
REAR
PANEL ASSEMBLY
COMPONENTS
(11-1089)
17-4057 Transformer,
mains
T50
19-0834 Oscillator
PCB
(refer to Parts List
19-0834)
22-1650 Bridge
rectifier,
200V,
2A
(VS
248)
D50
23-0033 Fusel ink
(188V/265V) 100
mA
antisurge
I
FS50
23-0027
Fuselink
(94V/132V) 200
mA
antisurge
J
23-0044 Fuseholder for
FS50
23-3005 Socket
BNC
STD
input
and
output
23-3194 Power
Input
(Mains) plug, panel
mounted
* ClOl
is
mounted
on a
side
panel
9901
Vol.2
Parts List
3