Digibell Vandal Resistant System Guía de instalación descargar pdf (Pagina 42)

Digibell Vandal Resistant System

PD-169 Issue 3B Installation Guide Page 42 of 56

BS-LX phone flashes red

and green periodically

instead of ringing

No 12V to connection ‘V’, check 12V between V and O on the

phone. Check the fuse on the DBA-4I/8Z isolator hasn’t

blown.

Speech Problems

Loud tone/howl at the

entrance speaker.

(Acoustic feedback)

• Volume controls set too high at entrance

• Broken Audio 1 or 2 wire in the cabling (between control

equipment).

• Intermittent or broken wire in Data A or B

• DBA-4I/8Z Isolator has reset; Low voltage to the DBA-

4I/8Z Isolator connected to that phone. Check the cable

requirements page 13. Check at least 10V on the 12V+/-

connection when the phone should be ringing.

• Check model 61 speech unit is hard against the front plate

with no gaps.

• Check model 61 speech unit is the right way up and that

the microphone hole in the speech unit lines up with the

hole in the panel.

Low volume speech in one

or both directions

• Adjust pot on 61 speech unit marked A (with a speaker

symbol) for volume at the panel.

• Adjust pot on 61 speech unit marked B (with a microphone

symbol) for volume at the phone.

• If volume cannot be increased in one direction without

feedback, the volume in the other direction may have to be

reduced as a compromise.

• Check model 61 is hard against the panel with no gaps.

• Check model 61 speech unit is the right way round and

that the microphone hole in the speech unit lines up with

the hole in the panel.

• Another phone (801 or 801S) connected to the same

DBA-8Z is off-hook (does not apply to DBA-4I)

No speech from phone to

entrance

• Missing ‘R’ connection to BSD-DIG door controller

• Broken or shorted Audio 1 or 2 connections

(no speech either direction).

No speech from entrance to

phone

• Missing ‘T’ connection to BSD-DIG door controller

• Broken or shorted Audio 1 or 2 connections

(no speech either direction).

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 55 56

Comentarios a estos manuales

Sin comentarios

Digibell Vandal Resistant System Guía de instalación Pagina 42

Comentarios a estos manuales

Relacionado con productos y manuales para Sistemas de intercomunicación de la puerta Digibell Vandal Resistant System