Toshiba STRATA DK14 Installation And Maintenance Manual page 538

Peripheral Installation
External Page Options
Zone Paging with BGM (Multiple Amplifiers) DK40i and DK424 Only
Provides multiple-zone paging capability (same as
12-26) but separate amplifiers are used for each zone.
➤ To install zone and night ringing with multiple amplifiers
1. Connect the inputs from the paging amplifiers to pins 13 (SPR) and 38 (SPT) of the PIOU (see
Figure
2. Connect the music source to the music amplifier input.
3. Connect the paging amplifier outputs to "M" of the PIOU Relays K1~K4 and to "C" of zone 1
through zone 4 speakers.
4. Connect the music amplifier output to terminal 23 (PG COMMON) of the PIOU, and to the
"C" terminal of zone 1 through zone 4 speakers.
5. Connect zone 1 through zone 4 speakers "A" terminal to the "B" contact of the PIOU relays
K1~K4, respectively.
12-30
12-18).
"External Page Option Installation" on Page
Strata DK I&M 6/00