Toshiba STRATA DK14 Installation And Maintenance Manual page 512

Peripheral Installation
Music-on-Hold (MOH)/ Background Music (BGM) Options
➤ To install the MOH option
1. Connect the external music source to the DK14 or DK40i KSU, or DK424 RCTU, RCA jack
(see
2. Rotate the DK14 or DK40i KSU, or DK424, DK424i processor PCB's volume control (VR1)
to adjust MOH volume: clockwise increases volume; counterclockwise decreases volume.
Listen to the CO line on-hold when setting MOH to the proper volume.
3. If MOH relay control is required, access Program 77-1. Set LED 05 to On to configure the
MOH/Night Transfer Control relay for the MOH function. This feature requires the
installation of a DK14 KSU, DK40i KSU, or PIOU, PIOUS, or PEPU PCB.
4. If using the MOH control feature with a PIOU or PEPU, set PIOU or PEPU jumper plug P11
to the MAKE or BREAK position as required:
o
o
...or
If using the MOH control feature with a PIOUS, solder PIOUS jumper W2 to the MAKE or
BREAK position as required:
o
o
5. MOH (CO line or intercom hold) is applied from the RCTU through the KSU's backplane to
DID lines, Tie lines, CO lines, electronic, digital, and standard telephones on hold.
6. MOH is also applied through the DK14 or DK40i KSU, or DK424, DK424i processor PCB's
Page/BGM control to provide BGM to electronic/digital telephone speakers and external page.
12-4
Figure 12-1).
MAKE (M) – Shorts the normally open contacts (pins 9 and 34) when MOH is activated.
BREAK (B) – Opens the normally closed contacts (pins 9 and 34) when MOH is
activated.
MAKE (M) – Shorts the normally open contacts (NHT and NHR) when any CO line is in
the hold condition.
BREAK (B) – Opens the normally closed contacts (NHT and NHR) when any CO line is
in the hold condition.
Strata DK I&M 6/00