EQUIPMENT:  T1200-C 
PUBLICATION:  MARINEC-P-A 
  ISSUE No. & DATE:   3  02/14 
© 2014 Thorn Security Ltd      PAGE 23 of 67 
Registered Company: Thorn Security Ltd.  Registered Office: Dunhams Lane  Letchworth Garden City  Hertfordshire  SG6 1BE 
8. T1200-C1632 16-zone expansion board Features  
Figure 10 illustrates the C1632 16 zone expansion board features referred to elsewhere in the documentation. 
 
+ 17 - + 18 - + 19 - + 20 - + 21 -
ZONE CIRCUITS
+ 22 - + 23 - + 24 -
+ 25 - + 26 - + 27 - + 28 - + 29 - + 30 - + 31 - + 32 -
TO MOTHERBOARD
J1
CEL  C1632 ISSUE 3  26-04-2006
16 ZONE EXPANSION BOARD
Connector for 
Motherboard 
Ribbon
Terminals for 
Detection 
Zones 17 to 32
 
Figure 10 – C1632 16-zone expansion board 
9. T1200-C Display Board Features  
 
Buzzer 
Connector
Buzzer 
Connector
9V Battery 
Connector
Keyswitch 
Connector
Keyswitch
Motherboard
Ribbon Cable 
Connector
Evacuate/Muster Configuration Link:
Upper position: Evacuate mode 
(manual fire alarm)
Lower position: Muster mode
Link removed: Evacuate & Muster 
modes disabled
 
Note: “Evacuate” = Manual Fire Alarm/Muster 
Figure 11 – Rear right hand side of display PCB