Maintenance Of Entry Phone - Laskomex CD-2502 Series Installation, Service And Programming Manual

Digital entry phone system

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Table Of Contents

Table of Contents

default settings the cassette was conﬁgured as EC-2502/H, after ﬁnishing of this

operation the cassette will still operate in this mode.

Pushbutton RESET is used for momentary stopping the operation of a processor.

Its pressing makes that the processor stops working, while the release causes the op-

eration resumption; the processor starts the operation from the program beginning.

The pushbutton is used in the case of exchange hang-up (it does not react to key

selection and random signs appear on the display) and restoring default settings.

Pressing pushbutton INIT is information for the processor that the default settings

should be restored – video entry phone checks if this pushbutton was pressed just

after switching on the supply or pressing and releasing of RESET pushbutton. That

is why the sequence of operations is important during restoring the default values.

Selective restoring of default settings of the entry phone system. Enables restoring

the default values of the selected parameters without change of other parameters.

This function is available for the installing specialist after entering the cassette pro-

gramming mode and does not require the direct access to entry phone electronic

cassette.

P-3-7 Restoration of operation parameters and conﬁguration of electronic cas-

sette. Restores default values of parameters in procedures P-1 and P-2.

P-3-8 Restores default values of coded lock codes and preset code the installing

specialist. If the code of the installing specialist was changed earlier it should

be remembered to change it again because quitting the programming mode will

require entering the previous code. If the installing specialist has forgotten the

previous code he can read it from a label on the cassette processor.

P-3-9 Restoring the default values of individual settings for apartments.