Toa CB-600 Installation Manual
General description
The CB -600 adds to the versatility of the EX-610/620/630 exchanges by offering the function
of making or receiving a telephone call. The device is directly connected to either the telephone
line or to the PBX extension.
(Front-mounted
facilities)
(Rear-mounted
facilities)
Telephone line terminal Control signal input Intercom line terminal
and output connectors
(CN1,CN2)
Fixing unit
1 . Mounting unit in an equipment rack.
(Exchange is mounted in an equipment rack.)
Attach the accessory rack mounting brackets
to the CB-600 t o mount it in the rack. (See
the figure.)
2. Desk-top application
Attach the accessory rubber foot to each of
4 holes (3mm in diameter) in the bottom
surface.
Installation manual
Telephone line interface
CB-600
Part names
Knob
Cover
Earth terminal
(Be sur e to ground.)
Ringing tone output terminal
Power supply terminal
Fiber washer
M 5 Ra c k mount ing
screw
M3 Washer
M3 Binding head
screw
Connection
1 . Connecting the control signal input and output connectors and th e power supply.
Use the YR-806 cable (1m in length) for connection between the device and the exchange.
Use the YR-802 cable (40cm) when the unit is placed on the EX-610 or EX-620 exchange.
Use the YR-803 cable when additional units are employed.
Bot h th e C N 1 and CN2 connectors are internally connected in parallel. Use either of the
two.
To other equipment
YR-803
YR-802 or YR-8 06
Interface connector
– 2 –
2. Connecting intercom lines
Connect between the intercom line terminals and the terminal box using tw is te d paired
cables. See the figure below.
[EX-610]
1
2
3
4
No.232
No.233
No.234
No.235
( 2nd set)
1
2
3
4
No.236
No.237
No.238
No.239
BX-610
(1 s t set)
(2nd set)
[EX-620/630]
(1st
set)
1
2
3
4
No.248
No.249
No.250
No.251
(2nd s e t )
1
2
3
4
No.252
No.253
No.254
No.255
(3rd s e t )
1
2
3
4
No.256
No.257
No.258
No.259
(4th set)
1
2
3
4
No.260
No.261
No.262
No.263
(1 s t set)
(2nd set)
(3 r d set)
(4th set)
BX-620
(1st set)
– 3 –
3 . Telephone line connections
Telephone line 4
Telephone line 3
Telephone line 2
Telephone line 1
4 . Terminal connection for ringing tone output
Make connections as shown in the figure below when sounding the ringing tone through an
external speaker.
(This connection is not required when sounding the ringing t one through a station speaker.)
It is also possibl e to directly connect a high-impedance
speaker to these terminals whe n a hi g h sound volume
is not required.
Mixer
amplifier
Power
amplifier
Speaker
– 4 –
Signal setting
The CB-600 permits independent signal setting pe r telephone line. Follow the proc edures below
to select and set the sdesired signal mode. It is preset for DP signal of 10 pps and for make
ratio of 33 percent when supplied from the factory. (Perform the signal mode setting before
the
final installation or wiring work because the setting requires the removal of the top cover.)
1 . Remove side plate screws(four places).
2. Detach the top cover.
3 . Set the jumper wires according to the table below.
Dial speed
JP102/JP202
10pps
20pps
Signal type
JP103/JP203
PB (DTMF)
DP
Ma ke ratio
JP104/JP204
40%
33%
(Jumper w ire position)
Jumper wir e numbers
correspond to the
respective telephone line
numbes.
(Front)
State of
jumper wire
Connected
Disconnected
– 5 –
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