Bell System Practices 630 Series Installation And Maintenance Manual page 11

1SS 4, SECTION 502-600-100
,—
SCREWS
/""
/'
QELOCATEO
f---)~
( )}
'\
" I
, e"
'~1
I
\
REMOVED
m
\
1 ,_ ,> ., .
$
7
,'.
d
814454104
(P-44 E410)
13RACKET
[MOOIFI ED)
/
Fig. 17—Buzzer Mounting Bracket Assemblies
Fig. 18—Mounting Location For Second KS-81 0912
Buzzer
H. Polarity Guard
2.34
$The D-181OO6 Kit of Parts (840364376
polarity guard) is provided \vith adhesive
Fig. 19—D- 180463 Kit of Parts— Station Busy Lamp
Feature
backing to permit mounting on any clean, flat
surface.t
Note:
Polarity guards should be installed
only when specified by local instructions for
end-to-end signaling purposes when battery
and ground reversals are encountered.
1.
$Speakerphone (Fig. 20 or 21)
2.35
Telephone sets that are intended for use
with 4A speakerphone should he connected
Page 11