Bosch D4412 - Figure 7: Ground Start

D6412/D4412 Operation and Installation Guide
D6412/D4412
Page 25© 2003 Bosch Security Systems 45349E
Telephone Connections
I
MPORTAN
T
You must connect a proper earth ground reference to the earth ground terminal.
Ground start not for use in Fire or combined Fire/Burglary applications. You can not use ground start telephone
systems for Fire or combined Fire/Burglary applications.
R
Y
G
B
Alrm
+
PO1
L-1
+
-
L-2Com L-4ComL-3 L-6ComL-5 L-8ComL-7
T
T1
R1
AUXILIARY
JP1
Installer
JP2-PO1
Select
R
Y
G
B
Alrm
+
PO1
L-1
+
-
L-2Com L-4ComL-3 L-6ComL-5 L-8ComL-7
T
T1
R1
AUXILIARY
JP1
Installer
JP2-PO1
Select
A B
A B
R
PO 1 Configuration for Ground Start
PO 2, 3, 4 Configuration using a D133/D134 for Ground Start
D133/D134
R
PO 1 Jumper Open
Figure 7: Ground Start