D1256/D1257
Overview
D1256/D1257 Installation Instructions
74-06925-000-H
Page 8
© 2004 Bosch Security Systems
The following signals are silenced by pressing the appropriate key at the D1256 Fire Command Center.
•
Fire Signal
– When the system is in alarm, the annunciators emit a pulsed, high pitched "bell" tone.
•
Invalid Key Buzz
– When an invalid key, or sequence of keys, is pressed, the annunciators emit a flat buzz
tone.
•
Keypad Encoding Tone
– Emits a muted beep tone as each key is pressed to indicate that the entry has been
accepted. To disable this feature, see
Section 3.2.3 Switch Settings
.
•
Trouble Buzzer
– When a trouble event occurs, such as a service alert, the annunciators emit a two tone
warble until you press the [TROUBLE SILENCE] key on the D1256.
3.2.3 Switch
Settings
A 6-position switch located under the D1256 and D1257 cover allows you to select the address of each annunciator and
silence the keypad encoding tones (see
Figure 1
).
To access the switches:
1.
Remove the front cover.
a.
Using a small flat-bladed screwdriver, gently push in the two bottom tabs of the enclosure cover.
b.
While pushing the tabs in, lift the cover away from the base.
2.
Set the switches as follows:
Switch
Address #
1
2
3
4
5
6
Address
#1 ON ON ON ON
ON
Address
#2 OFF ON ON ON
ON
Address
#3 ON OFF ON ON
ON
Address #4
OFF
OFF
ON
ON
ON
Address
#5 ON ON OFF ON
ON
Address
#6 OFF ON OFF ON
ON
Address
#7 ON OFF OFF ON
ON
Address
#8 OFF OFF OFF ON
ENCO
DING T
O
NE ON/OFF
ON
Table 4: Switch Address Settings
