1ss 4, SECTION
502-600-100
2.24
To provide
multiline
conference
feature
it
is necessary
to replace
the
ke]-s.
Refer
to
Section 512-X3 O-1O4 for specific
conversion
procedure.
1110
APPARATUS
9LANK
>508.TYPE
PLuGS
INSULATED
AND STORED
Fig.
14—insulating
and
Storing
508-Type
Plugs
on
111 B Apparatus
Blank
E.
Dials
2.25
The dial mounting
bracket
will accommodate
either
a rotary
dial
or a TOUCH-TONE@
dial.
To interchange
dials
early
model
sets–
( 1 ) From
TOUCH-TONE
service
to rotary,
add
9971 Zl&43 and 997121835
adapter
bracket
to
rotary
dial
(Fig.
15).
(2} From
rotary
to TOUCH-TONE
service,
dial
mounts
directly
to frame
assembly.
Note:
Later
model
CALL
DIRECTOR
sets
have a snap-in
dial mount.
The TOUCH-TONE
sets
use
t~vo %40704969 clips
and
mounts
in
the lower
and center
holes
in the dial
frame.
In rotary
sets,
two
840704957
clips
and
two
814455;382 screws
mount
the dial in the upper
and center
holes
in the dial
frame.
(3)
Refer
to appropriate
Reference
section
for
faceplate
and
mat
ordering
information.
BRACKET
Fig
15 — Placing
Dial
Adapater
Dial
When
Converting
Dial
F.
Buzzers
Brackets
on
Rotary
from
TOUCH-TONE
2.26
Current
model
CALL
DIRECTOR
sets
are
furnished
from
the factory
equipped
with
a
KS-20419L1
(10 volt ac only)
buzzer
(Fig.
16).
2.27
In
early
model
CALL
DIRECTOR
sets,
KS-81OO
type
buzzers
were
mounted
at
location
shown
in Fig. 16 and
18.
2.28
If a second
buzzer
is required,
a KS-20419L1
can
be mounted
at any convenient
location
using
a single
screw
and
KS-8109L2
at
location
shown
in Fig. 16 or 18.
Note:
Telephone
sets manufactured
between
June
1964 and
April
1966 and
equipped
with
a one-piece
bezel
must
have
the
814454096
(P-44 E409) bracket
assembly
[includes
modified
814454107 (P-44 E41O) bracket,
Fig. 17] installed
before
the KS-8109L2
buzzer
can be mounted.
G.
Station
Busy Lamp
2.29
To
provide
station
busy
lamp
feature
with
telephone
sets
equipped
for
both
handset
and headset
operation
and 590- and 6t50-series
keys
install
a 840362909 Printed
Wiring
Board
Assembly,
ordered
separately,
( Fig.
19).
The
printed
wiring
board
assembly
is provided
tvith
adhesive
backing
to permit
mounting
on any clean,
flat
surface.
Page
9
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