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Group blocking – TOA Electronics EXES 6000 CP-63 User Manual

Page 46

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The system can be grouped or divided into a maximum
of 6 groups of stations with consecutive station numbers

by exchanges "A", "B" and "C". Different station
groups cannot call each other.

The group connected to the same exchange can call and/
or be called by any other group(s) within the same
exchange area.

Group 1

No. 201 -209

Group 2

No. 21 0-219

Group 3

No. 220-249

Group 4

No.250~279

Group 1 No.470~479

Group 2

No.480~489

Group 3

No.490~499

Group 1 No. 740-759

Group 2

No.760~769

Group 3

No. 770-799

< Exchange "C" >

Fig. 3

< Exchange "B" >

Fig. 2

[Example 1]

< Exchange "A" >

Fig. 1

Only one pair of groups can call each other across the
tie-lined exchange. The tie-line link of each exchange (4

links) forms a group (

and

) like stations.

The groups No.1 through 6 connected to the same
exchange can call exchange by programming in tie-line
links

(group No. 7) and

(group No. 8).

Explanation of < 3 exchanges tie-lined > (Fig. 6)

1) The call can be made from Group No. 2 of exchange

"A" to tie-line links

__of exchange "A".

2) Connect tie-line links

of exchange "A" to tie-line

links

of exchange "B".

3) The call can be made from tie-line links

of

ex-

change "B" to group No. 1 of exchange "B".

4) Thus, the call is allowed to go through from Group No.2

of exchange "A" to Group No. 1 of exchange "B".

The paging zone number (All-call, individual zones No.1
~ 14 for 2 exchanges and No.1 ~ 21 for 3 exchanges)
which each group of each exchange can call is program-
mable. (No distinction is made between external PA and

Station paging.)
Paging to the paging zones of the other exchange is also

programmable.

Note.

When the paging call is made, the group of stations to
which the response is made is restricted by Function

B. Function B permits the normal station call in the

direction of the arrows. Its paging response can be

made in the opposite direction of the arrows.
(Refer to Fig. 4 and Fig. 8)

< Example of Paging response >

When the programming is set up for the normal station
call as is shown in Fig. 4, the paging response is only

possible in the direction of the arrows of Fig. 8.

[Example 2-1]

Fig. 4

[Example 2-2]

[Example 3]

Fig. 7

[Example 4]

Fig. 8

Calling station

Station receiving

2 exchanges tie-lined

Exchange A

Exchange B

3 exchanges tie-lined

Fig. 6

Fig. 5

Exchange C

Exchange B

Station responding to paging call

Group Blocking

Function (A)

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