Cable & Wireless CWB100 Использование руководства - Страница 9

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Service & maintenance

Technical Details

Do not use sprays or abrasive cleaners as these may damagethe

casing and interior components.

2. Where not to connect your CWB I 00

.To

a shared service line (party line).

.To

a I + I carrier system.

Siting

Avoid direct sunlight, extreme temperatures, high humidity

and places V'here your CWB I 00 could get wet

3. Your CWB I 00 has been approved

for the use of the

following

facilities:

.Simple

telephone

facilrtY

.Mu~i-Frequency

(MF orTone)

signalling

.Timed

Break Recall

.Earth

Recall

.Last

number redial

.Dial(ing

from stored memories

The Ringer Equivalence Number (REN) of this apparatus

is I. If the RENs of all the units connected to your line

are added up, the total must not exceed 4 since that is

the norrnallimft of most exchange lines.

-ielpline 0208 787 3111

Helpful

information

To clean

Occasionally wipe over the machine with a clean. slightly

damp cloth.

I. Where

to connect your CWB I 00

.Direct

Exchange Unes providing Multi-frequency

(MF)

signalling and Timed

Break Recall facilities.

.Extensions

via new style sockets provided

for DELs.

.Compatible

switchboards

which utilise MF signalling and

Timed Break Recall or Earth Recall.