Toa HF-250M, Operating Instructions Manual

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EXCHANGE CONNECTION
1. EXES-6000 series exchange connection
(1.1) When connecting to the DT-E70 data transmitting unit
Modular plug's L1 and L2 connect to terminal box BX-610 or BX-620. Plugs L3 and L4 connect to
terminal box YC-900 (optional) with a 6-pin modular jack type rosette (4-conductor) < site procurement >.
[ EXES-6000 Series Exchange Connection ]
Note : 1. The calling party indication function is not available when the exchange is EX-600.
2. Detach the front and upper panels of the exchange cabinet when connecting the EX-600
exchange using the optional YR-806 connecting cable.
6-pin modular jack type
rosette (4-conductor)
[Front view]
[YC-900]
[BX-610/620]
Data line
Intercom line
6-pin modular jack type
rosette (4-conductor)
[Rear view of DT-E70]
[Rear view of DT-E70]
YC-900
BX-610/620
EXES-6000
series exchange
Interface
connector
YR-810
24V DC power supply
[AD-242A (2.5A)]
HF-250M HF-250M HF-250M
Modular plug
DR-B61
DR-B61
DR-B61
YR-803
YR-802/YR-806
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