Telex SR-400 - Manual (Page 12)

MUL TI PLE SYS TEM IN STAL LA TIONS: As
with any ra dio de vice, in ter fer ence can oc cur at any
time. The fre quen cies of fered are shared with other
le git i mate us ers. The se ver ity of in ter fer ence var ies
with the dis tance to the in ter fer ing sta tion. Mul ti ple
sys tems fur ther com pli cate in stal la tions. The fol low -
ing steps are sug gested in or der to achieve best re -
sults in your in stal la tion.
1. In or der to de ter mine whether your se lected fre -
quen cies have min i mum in ter fer ence, Telex rec -
om mends that you first tem po rarily in stall the
re ceiv ers in your pro posed set ting and mon i tor
the chan nel for in ter fer ence. To do this (with
fresh bat ter ies in stalled) turn on your re ceiver,
but DO NOT turn on any other re ceiver or trans -
mit ter at this time. If audible in ter fer ence is pres -
ent, this may in di cat e an other user on the
chan nel. Mon i tor ing should be re peated for each
chan nel that you pro pose to use. DO NOT use
chan nels that have in ter fer ence.
2. Set your trans mit ter(s) to chan nels with no or
min i mum in ter fer ence. Each trans mit ter must be
set to a sep a rate fre quency. For best re sults when
us ing mul ti ple trans mit ters, each trans mit ter
should be in stalled sep a rately as far as pos si ble
from the oth ers.
3. Turn on the trans mit ter(s) with an ac tive au dio
in put. Test walk a re ceiver through the ex pected
lis ten ing area to ver ify cov er age. The sys tem
should now be ready for use.
-10-
Prob lem So lu tion
Trans mis sion sounds com pressed on SR-50 or
SR-400
E.D.R. func tion may be en gaged on the ST-300.
See set ting E.D.R. func tion on page 9. The
E.D.R. fea ture can only be used with the
SR-400 and must be ac tive on both trans mit ter
and re ceiver to be ef fec tive.
SET but ton does not work, can not change
channel
Lock Out is en gaged, press and hold UP and
DOWN but tons un til the pad lock sym bol dis ap -
pears.