Technical data
Chapter 3: Overview
J4
AUX IN
Select
J6
User
Display
Interface
Connection
J5
FACP Interface
(for future use)
JP4
Contact
Closure Supervision
J1
Audio
Output Select
JP5
DV
Record
JP3
2 Wire/4 Wire Mode
(For connection
to Audio Boosters)
Figure 3-5 SP40S Jumpers
SP40S Multi-Function Facility Communication System Manual, Revision D
9