
1.INTRODUCTION
This manual forms part of the Installation Manual for TOA INTERCOM SYSTEM 
You may add to the 
Correct operation of these additional functions are not
available by only connection of the additional equip-
ments/devices.
Provision of such additional functions requires the followings:
(1)Connection of the additional equipment, as required,
(2)Selection of functions which satisfy your needs and setting up these functions in the respective equipment.
For (1) Connections of Equipment, etc., refer to Manual of Installation Hand Book of 
This "Installation Hand Book of 
There are certain minimum installation requirements to be met even though you may not need many additional functions or additional equipment, it is still necessary to
read "4. Initial 
Installation Handbook of Exchange.  | Installation Handbook  | 
or  | |
  | 
2.FUNCTIONS WHICH REQUIRE ADDITIONAL UNITS
Functions of 
Additional Equip-  | Unit Model No. | Remarks | 
Function | ||
ment Required  | 
  | 
  | 
Optional amplifier (10W max.) may be  | ||
required depending on application.  | ||
paging speaker  | 
  | 
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