Installation guide
D6600/D6100 | Operation and Installation Guide | 3.0  Card Functions and Locations 
. 
Bosch Security Systems | 4/05 | 4998122704F  7 
Table 3:  System Trouble LED 
System Trouble LED Status  
Solid Red  Clear 
No System Trouble   
Any System Trouble* 
* Refer to Appendix B: D6600/D6100 Internal Messages in the 
D6600/D6100 Computer Interface Manual 
(P/N: 4998122703). The following items cause system 
trouble. Depending on the supervision setting, the items 
indicated by ** might cause system trouble. 
 Battery Missing** 
UPS AC Fail 
Battery Bad** 
UPS Battery Low 
AC Fail 
System Temperature High 
External Printing Error** 
Line Fault** 
COM# Error**   
Line Card Trouble** 
COM3 Trouble**   
3.1.2  Line Cards and Modules 
Table 4:  D6600 Line Cards and Modules 
Name Model Description 
Telephone 
line card 
D6640 
Up to eight line cards can be installed 
in one D6600 Receiver, for up to 32 
telephone line connections. 
Telephone 
line card 
D6641 
Functions like the D6640. Includes 
improved Public Switched Telephone 
Network (PSTN) processing, 
additional memory for future 
enhancements, and single firmware 
upgrade package. 
CPU card  D6610 
The D6600 uses one CPU card. The 
CPU card takes the incoming 
information from the line card and 
routes the information to an 
automation port, the LCD on the front 
of the receiver, and an external printer. 
Power 
supply 
modules 
D6630 
and 
D6631 
The power supply modules regulate 
the power used by the D6600. These 
are not field serviceable. 
Telephone 
line 
terminator 
card 
D6645 
Located behind the line card, the tele-
phone line terminator card isolates 
and protects the line card against out-
side voltage surges that might come 
over the telephone line. Each line card 
must have a line terminator card. 
CPU 
terminator 
card 
D6615 
Located behind the CPU card, the 
CPU terminator card provides the 
D6600 with two serial ports (COM3 
and COM4), a parallel port (parallel 
printer), and a general I/O port (I/O). 
The serial ports can be used for 
computer automation, PC connection 
for programming, or NetCom 
connection with a D6680. 










