ZX Fire Alarm Control Panels
MORLEY-IAS
Commissioning Manual
Document No. 996-175-000-1, Revision 01
Page 9
3.4 Memory
Lock
•
To make changes that affect the
configuration of the system, such as
adding detectors, the system
memory must first be unlocked.
•
Open the enclosure door and move
the memory lock switch to the open
position.
•
The Memory Lock Switch is located
on the CPU Board.
•
The figure opposite shows the
interior of the ZX1Se and ZX2Se
Fire Alarm Control Panels. The
ZX5Se and ZX10Se Fire Alarm
Control Panels use the same CPU
Board and have a similar
arrangement.
ISOLATE
ELSEWHERE
F1 : T 2A H 250V
N
L
EA
R
T
H
EA
R
T
H
BA
T
T
MO
N
AC
MO
N
+2
5
V
AUX
O/P
RELAY 1
R
E
L
AY 1
R
E
L
AY 2
RELAY 2
SOUNDER
OUTPUTS
POWER
LIMITED
+24V 0V A- A+ B- B+
COM
COM
N/C
N/C
N/O
N/O
Printer Port
Port A:
Programming / Printer
Header
Memory Lock
Figure 4 – Memory Lock Switch Location
Ensure that the Memory Lock Switch is in the open position prior to performing any
programming.
Ensure that the Memory Lock Switch is in the lock position before returning the panel to
normal operation (wait for prompt on display).