Amplified Speaker Option - Toshiba Strata DK40 Installation & Maintenance Manual

External Speaker Unit (HESB) Options

Amplified Speaker Option

The amplified speaker option enables the HESB to be configured as a paging speaker. The
HESB is connected to 600-ohm page output on the Base Unit to provide an amplified external
speaker.
To install the HESB amplified speaker option
1. Connect a jumper between terminals 1 and 2 of the HESB TB1 terminal block
Figure
2. Connect a jumper between terminals 6 and 7 of the HESB TB1 terminal block.
3. Connect a jumper between terminals 5 and 8 of the HESB TB1 terminal block.
4. Connect a jumper between terminals 3 and 4 of the HESB TB2 terminal block.
5. Connect a jumper between terminals 5 and 6 of the HESB TB2 terminal block.
6. Connect the DK40 KSU 600-ohm page output (SPT and SPR) to terminals 3 and 4 of
the HESB TB1 terminal block.
7. Connect the power supply's +12V lead to terminal 1 of the HESB TB2 terminal block,
and connect the 0V lead to terminal 2.
8. Plug the provided power cord into the power supply and to a 240VAC, 50Hz power
source.
Important!
To test the amplified speaker option
1. Make an external page. The page should be heard over the HESB.
2. Adjust the HESB volume control to the desired level
Strata DK40 I&M Manual Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
6-13).
If AC voltage is not within range, have a qualified electrician correct the
problem.
Peripheral Installation
(see
6-23