Viking PA-250 Product Manual page 7
250 watt / 70v telecom paging amplifier
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Also See for PA-250:
- Product manual (6 pages) ,
- Quick start manual (2 pages) ,
- Quick start manual (2 pages)
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2. Using the Chime Trigger Input for a Dry Contact (Common Audible) Closure from the Phone System
Connect a phone system's common audible dry contact closure to the CHIME TRIG terminals (pins
Step 1
17 & 18).
Chime Trigger is factory set to the "Door Chime" (dingong) sound, but can be programed to the
Step 2
"Electronic Warble" sound (see Programming section K).
Step 3
The front panel RING trim pot can be used to adjust ringing, chime tones, and alert tone volumes.
G. Chime Trigger
Connect any momentary contact closure (such as a non-lighted door bell button) to the CHIME TRIG
Step 1
terminals (pins 17 & 18).
A momentary closure will trigger a "Door Chime" (ding-dong) tone, but can be programed to one of three
Step 2
other sounds (see Programming section K).
Step 3
The front panel RING trim pot can be used to adjust ringing, chime tones, and alert tone volumes.
MICROPHONE
1
+
PA-250 Back Panel
MICROPHONE
FXO (LOOP START)
FXS (RING TRIP)
PAGE PORT
1
2
3
4
PROG
+
FXO (LOOP START)
FXS (RING TRIP)
PAGE PORT
2
3
4
PROG
5
6
7
8
9
10
11
12
13
+
+
+
Common Audible
Dry Contact Closure
PA-250 Back Panel
5
6
7
8
9
10
11
12
13
+
+
+
Momentary
Switch Button
(not included)
7
LOUD
RING
70V
14
15
16
17
18
19
20
21
22
+
SPEAKERS
LOUD
RING
70V
14
15
16
17
18
19
20
21
22
+
SPEAKERS
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