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46020-38-0299 <90-00029>
P
AGE
41
C
OMMUNICATIONS
T
EST
46022-12
Multi-Alarm
Combiner
STEP 1
Start from Default mode.
STEP 2
Use button D to set Comm Test Mode.
1. Press button D to test communications.
2. D LED comes on to show Comm Test Mode.
3. Odd numbered Alarm LEDs blink to show data
transmitted at each port.
(LED 1 corresponds to port 1, LED 3 corresponds
to port 2, etc.)
4. Even numbered Alarm LEDs blink to show data
received at each port.
(LED 4 is port 2, etc.)
46022-12
RX DATA
A
B
C
D
1
2
3
4
5
6
7
8
9
10
14
13
15
16
11
12
L
AMP
T
EST
Step 1
Start from Default Mode.
Step 2
Use buttons B & D to set Lamp Test Mode.
Step 3
All LEDs should light.
OPERATION