MCE-325 Programmable User Station Operation 37
Bosch Security Systems, Inc.
Technical Manual
F.01U.193.228
Rev. 13
Button Lock
Button lock permits all buttons (except CALL) to be individually programmed for one (1) of three (3) types of operation. With
the Button Lock submenu selected, press each button one (1) or more times to select the desired type of operation as follows:
Short LED blink (50% on, 50% off) - No button lock (default).
Long LED blink (90% on, 10% off) - Button locked in the on position.
LED off - Button locked in the off position.
Latch Disable
Latch disable may be used to prohibit latching action for individual channel selector buttons and the MIC ON button. With the
Latch Disable submenu selected, press each channel selector button or the MIC ON button one or more times to select the
desired type of operation as follows:
Short LED blink (50% on, 50% off) - Latching enabled (default).
Long LED blink (90% on, 10% off) - Latching disabled.
Instant Mic
Talk buttons may be individually programmed to automatically activate the microphone when pressed. With the Instant Mic
submenu selected, press each talk button one (1) or more times to select the desired type of operation as follows:
Short LED blink (50% on, 50% off) - Instant mic off (default).
Long LED blink (90% on, 10% off) - Instant mic on.
Reset
To restore the original programming, do the following:
> Hold down the CH 1 talk button for about two (2) seconds while powering up the MCE-325.
TABLE 12. Front panel control usage for the various intercom line configurations
VOLUME CONTROL USAGE CHANNEL SELECTOR BUTTON USAGE
CH 1 (VOL 1) CH 2 (VOL 2) 1 TALK 1 LISTEN 2 TALK 2 LISTEN
Configuration 1: Two (2) 2-wire lines (CH 1 & CH 2). (Default configuration.)
CH 1 CH 2 CH 1 TALK CH1 LISTEN CH 2 TALK CH 2 LISTEN
Configuration 2: Three (3) or four (4) 2-wire lines (CH 1, CH 2, CH 3, CH 4)
CH 1 & CH 3 CH 2 & CH4
CH 1 TALK &
LISTEN
CH 2 TALK &
LISTEN
CH 3 TALK &
LISTEN
CH 4 TALK &
LISTEN
Configuration 3: One (1) 2-wire line (CH 1); One (1) 4-wire line (CH B).
CH 1 CH B CH 1 TALK CH 1 LISTEN CH B TALK CH B LISTEN
Configuration 4: Two (2) 2-wire lines (CH 1 & CH 2); One (1) 4-wire line (CH B).
CH 1 CH 2 & CH B
CH 1 TALK &
LISTEN
CH 2 TALK &
LISTEN
CH B TALK CH B LISTEN
Configuration 5: Two (2) 2-wire lines (CH 3 & CH 4); One (1) 4-wire line (CH A).
CH A & CH 3 CH 4 CH A TALK CH A LISTEN
CH 3 TALK &
LISTEN
CH 4 TALK &
LISTEN
Configuration 6: Two (2) 4-wire lines (CH A & CH B).
CH A CH B CH A TALK CH A LISTEN CH B TALK CH B LISTEN
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