- ページ 4

インターホン・システム Alpha Communications TekTone Tek-COM PK724 SeriesのPDF インストレーション・インストラクションをオンラインで閲覧またはダウンロードできます。Alpha Communications TekTone Tek-COM PK724 Series 4 ページ。

ページを印刷する

TEST AND CHECKOUT

1. At all inside stations, make certain the

in the OFF position (press the

the

function). Turn the volume control fully ON.

MONITOR

If more than 10 stations are installed on the system, only

10 may be turned fully ON at one time.

2. Check each unit in the system for operation in accordance

with the operating instructions.

3. If feedback occurs between stations (squealing, howling,

etc.), reduce the volume on the stations. The amplifier

volume may be readjusted as necessary with a small

screwdriver or television tuning tool.

4. If the music input is used, adjust the control volume at the

source of the music as needed. Excessive music input

volume will cause distortion (see Specification Sheet

IL538).

NOTE: The TekTone

installed or used in any manner other than as described in

this Tek-COM

Installation Instruction—IL537.

OPERATING INSTRUCTIONS

Inside Stations

Call: Press and hold the

normal voice. The call will be heard at all inside stations

that are turned ON and not switched to

the button to listen for the reply.

Reply: Push the

INSIDE

voice. Release the button after speaking.

Answer the Door Station: Push and hold the

button and speak in a normal voice. Release the button

to hear the reply. The reply is automatic and does not

require the operation of any controls.

Monitor a Room: Push the

station where listening is desired. Sounds from that room

will be heard at any inside station that is turned ON. A

maximum of three stations may be monitored at one time.

Privacy: Release the

by partially pressing the

impossible to listen to that station from other locations.

Turn the

control OFF for complete privacy.

VOLUME

Outside Stations

Call: Push the button on the outside station to sound a

call tone. The call tone will be heard on all inside stations

that are turned ON.

Music Input

Operate the music system according to the manufacturer's

instructions. Music will be heard on all inside stations

that are turned ON and not switched to

music will automatically be silenced when the

Page 4 • IL537 Tek-COM

button is

MONITOR

button to disengage

INSIDE

warranty is void if this system is

talk button and speak in a

INSIDE

. Release

MONITOR

talk button and speak in a normal

OUTSIDE

button on the room

MONITOR

button to the OFF position

MONITOR

button, and it will be

INSIDE

MONITOR

Installation Instructions

function at any station is in operation. To operate the

intercom system without music being heard on the

stations, turn the volume on the music source control

panel to the OFF position.

Door Release

If an electric door release is installed, it may be operated

from any IR704BD station by pushing the button marked

. The door release will buzz while operating,

DOOR

indicating permission to enter.

TROUBLESHOOTING

If the system fails to operate as required, review the operating

instructions. If the equipment fails to operate as indicated in

the instructions, check the following.

Entire system dead: 16VAC at transformer secondary, wiring

between transformer and amplifier, connections at amplifier

terminals T and S, 117 VAC at transformer primary.

No sound from one speaker: Speaker volume turned down,

button engaged, wiring to terminals 3 and 4 of

MONITOR

station's amplifier.

Low volume: Speaker volume set too low, amplifier volume

set too low.

Squealing or howling: Amplifier volume set too high,

stations installed too close or on a common wall between

rooms, twisted pair wiring not used.

Unable to talk to door: Connections to outside stations,

wiring to A and G amplifier terminals, volume set too low.

Unable to listen to door: Wiring to terminals 1 and 2 of

talk

amplifier and stations (look for shorts to ground),

volume set too low.

No call tone: Connections at outside station push button

(A, G, Z) wiring to amplifier terminals (A, F, R).

Radio interference on system: Connection from amplifier

terminal 4 to electrical ground. NOTE: This connection is

not shown because the situation is not always improved by

adding it. If the problem persists, contact a service

representative.

Hum or buzz: Station wiring installed too close to power

wiring or electrical devices.

If these checkpoints fail to indicate the problem, there could

be an equipment fault. Contact the factory or a qualified

service representative.

. The