Specifications

17
2.7 Powering, Adjusting, and Testing the SAFEPATH
®
4
Multi- Function Facility Communications System
When all wiring is completed it is time to apply power to the SAFEPATH
®
4 Multi-Function Facility
Communications System and adjust and test the SP4-TZC Zone Controller and the SP4-APS splitters.
2.7.1 Alert Page Tone Selection Jumper Setting
If no alert tone is desired, place the jumper on pins 2 and 3 of JP1. (Factory Default is Alert
Tone, with jumper between pins 1 and 2.)
See Figure 10 for the location of the Alert Page Tone Selection Jumper.
PAGE
VOLUME
JP1
R7
AUDIO
OUT
TB3
BGM
INPUT
TB2
TIP
RING
TB1
R17
BGM VOLUME
JP1 SETTINGS
1-2 - ALERT PAGE TONE
2-3 - NO ALERT PAGE TONE
Alert Page Tone
Selection Jumper
PHONE IN
1 2 3
JP1 SETTINGS
1-2 - ALERT PAGE TONE
2-3 - NO ALERT PAGE TONE
Figure 10
Alert Page Tone Selection Jumper
Note: The volume of the Alert Tone is not adjustable.
2.7.2 Power Input
NOTE: Make sure power is applied to the SP40/2 and all the Audio Boosters.
WARNING: WHEN APPLYING POWER TO THE SP40/2 AND THE AUDIO BOOSTERS,
ALWAYS APPLY AC POWER BEFORE APPLYING BATTERY POWER.
WHEN REMOVING POWER, REMOVE THE BATTERY POWER BEFORE
REMOVING THE AC POWER.
Connect the previously mounted 24VDC Power Supply to the POWER input on the SP4-TZC. Observe
correct polarity. See Figure 11 on Page 18.
STEP 1
STEP 1