Bosch Security Systems Inc. M513 ユーザーズマニュアル

Locate the BTR-300 trans ceiver on a level sur -
face with the  rear of the unit fac ing you. See
“An tenna In for ma tion” sec tion for more in for -
ma tion on choos ing a lo ca tion.

In ter com Dip Switch: Lo cated in the in side of 
the unit is a DIP Switch. This switch will have
to be set for the wired  in ter com unit you will
be us ing. The switch is fac tory set for in ter fac -
ing with  Telex Audiocom wired in ter com
units. See Ta ble 1 if you will be us ing an RTS
or Clearcom wired in ter com sys tem.

To change the switch po si tions you will need to 
re move the  cover on the BTR-300. Re move
three #6-32 x 3/8" screws on both sides of the
unit. Re move four #4-40 x 3/16" screws on the
top front and loosen three #4-40 x 3/16" screws 
on the back of the unit. The cover will lift off.

Ref er ence Fig ure 15 for switch po si tions.
Change the switch po si tions as in di cated in the
chart de pend ing on the wired  in ter com sys tem
you will be us ing. Af ter set ting this switch, set
the High/Low switch as shown in the next sec -
tion and then re place cover and se cure with the
hard ware pre vi ously re moved.

-16-