They control the following functions: 1.3.1 DISPLAY TYPE SELECTION SW1-1 selects the keypanel display type: Open: Alpha-numeric displays Closed: LED displays (not applicable on the LKP-957) SW1-2 and 1-3 are not used, and the positions do not matter. 1.3.2 LOGICAL KEYPANEL NUMBER SW1-4 to SW1-7 select the logical keypanel number.
(See "System Menu, Force and Inhibit" in Section 3 of the CSedit Manual.) 1.6.1 POWER-UP SEQUENCE Plug in the ac power cord at the back of the LKP-957 keypanel. Turn on the power switch next to the power cord connector.
SECTION 2 LKP-957 KEYPANEL ELECTRICAL ADJUSTMENTS 2.1 GENERAL The following paragraphs describe the procedure to calibrate the input level to the factory standard of +8 dBu. If a different level is required, substitute that level for +8 dBu. Audio levels may be adjusted with the panel disconnected from the intercom system.
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