Specifications
- 
Replac i-ns 
thr 
AmPl 
if 
ier 
Fuse
- 
Press  on the 
bayonet 
type 
cover 
and
turn 
it  a 
quarter 
turn  to  release  1t
fror. 
the socket.
- 
Rencve  the 
bfown 
fuse 
and 
insert  one
of 
the spare 
fuses  supplied- with  the
projector.
-  Ranl 
.ino 
l1 
- 
ennfrol  P:nol  lrmn
/.  -.r  n -r\
\o,i,i 
- 
u.)Ar.
- 
Dis:cnnect ihe 
projector.
- 
To 
:each  this 
lamp, 
unscrew  the 
5
sc1'?-..,s at  the 
edge of the  control
panel 
and 
remove the cover.
- 
Ronl  inq  I hr  Evni  1 er  T,rmn  of  t hp
,1
.t:i
Optic:.;  Souncl 
Head,
(rvee
- 
Mrk 
cFrta 
in 
lh.rt 
th- 
rmpl 
if-Ler
sr.i. : ched 
off 
.
Rc-:-.-.. 
th^ 
fi,-Iitlr 
(eliL 
conLroI)
knor rnd lh:  cover 
(see 
pree-ding
pag.).
Turn 
the 
la.rnp in  its 
socket  in 
the
Cirection  shown by  the  arrow,  so
rht.-  llaa  nir 
- 
rvr 
F-^:-^  +tr.  h^^^
Lrl i - 
rL- 
Pr-r: 
1J 
r  L! r rr€i 
urrs  udJs.
Remcve 
the 
faulty  larap  and  insert  a
ner^r 
one,  reversing  the  above
operations.
Sinnp  tho  l:mn  h:Ses 
are  of 
standard-
iood  r::qim  eoni-^Fih- 
i-  -11+^--+i^
4  a6rr,  _ ,f vsJ  1116 
l 
-  auuvuru  urL
anrl  nn  orl'irrclmanl-
,. -a  ilre  n^ces3ary.
The 
bulb 
mu:L 
be 
pelfectlv 
cfern
( 
avoiC finger 
prints) 
.
T,:nns 
nf 
rr:ri  nrrs 
nakeS  Can  be
G 2s)
is
u-sed:
r. 
'1tFY 
/ rr
u.  !rf\ 
-tv
|  /-^-^1
G.E. 
No 
75 
A/SBSCP 
and 
G.
I,I^^+;--L^,.^^ 
?tr  A /'qaqa'U
rf 
cJ  uair6rrvu-u 
I 
) 
n/  vevvL
Pnilips 
No 
7253 
C
Radiant  O,75L-4V 
- 
C6-T5-SC
R-nla.:inp' 
Lhe 
Photoelectric 
Celf
- 
Remove 
the 
fidelity 
( 
slit  control)
knob 
and the 
cover 
( 
see 
preceding
Pa6u 
| 
.
- 
Withdraw 
the 
cell 
from lts 
socket
by 
puJling 
it 
towards 
you.
The 
5-221 projector 
is 
equipped with
a 
Phillps 
No 
90CG 
cell 
( 
cells 
of  other
makes 
cannot 
be used).
1O










