Introduction
1.9LED Indicators
The Universal Monitor’s controller board has LED indicators that show the status of inputs, outputs and the common alarm, as well as the modem and SiteScan Web connections.
EIA422 SiteScan Web LEDs
DS50
DS49
Modem LEDs
MODEM
DS77
TX
DS76 
RX
DS74 
DTR
DS75
DCD
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| DS56 | OUTPUT1 |
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| TB5: COMMON ALARM |
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| OUTPUT2 | ||
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| DS54 |
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| NO C NC | NO C NC |
| OUTPUT3 | |
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| (TOP) | (BOTTOM) |
| DS63 | ||
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| DS61 | OUTPUT4 |
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| OUTPUT5 | |
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| DS60 | |
TB7: |
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| OUTPUT6 | |
START |
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| AUDIBLE |
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| DS62 | ||
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| ENABLE |
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24V INPUT |
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| OUTPUT7 | |
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| DS55 | |
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| BARCODE | LIEBERT |
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| DS57 | OUTPUT8 |
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| DS59 | CTRLLOCK | ||
P23: | BATTERY |
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| DS58 | SENLOCK |
BATTERY |
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| DS53 | CMN ALR |
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| CONTRAST |
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| TB3: |
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| RELAY |
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| OUTPUTS |
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| (BOTTOM) | DS52 |
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| (TOP) | MOP | |
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| CAN RX |
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| CAN TX |
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| 8 | DS51 | F PROG |
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| 6 | DS48 | 574 TX |
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| 5 | DS47 | 574 RX |
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| MODEM |
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| REV |
| DS78 | 485 RX | |
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| (TOP) | DS79 | ||
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| 4 | D |
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| 7 |
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| 6 | DS69 | INPUT1 |
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| 5 | DS71 | INPUT2 |
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| ASS | TB2: | DS72 | INPUT3 |
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| CONTACT | INPUT4 | ||
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| INPUTS | DS70 | |
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| INPUT5 | |||
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| MODEM |
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| DS66 | INPUT6 |
| J11: PHONE |
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| DS65 | INPUT7 |
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| TB10: COMMS 485 |
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| ALL CIRCUITS: | DS64 | INPUT8 | |||
| PIN |
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| PIN |
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| (TOP) | + — | + — + — |
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| 422 |
| AG | TB9: ANALOG |
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| (BOTTOM) + — | + — + — |
| GROUND |
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Output LEDs
Status LEDs
Input LEDs
Table 3 | LED indicators summary | |||
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LED Type | LED | Color | Description | |
EIA422 | 422 TX | Green | Universal Monitor is transmitting information over the EIA422 port | |
LEDs | 422 RX | Green | Universal Monitor is receiving information over the EIA422 port | |
| TX | Green | Universal Monitor is transmitting information via the modem | |
Modem | RX | Green | Universal Monitor is receiving information via the modem | |
LEDs | DTR | Green | Indicates data terminal is ready | |
| DCD | Green | Indicates data carrier is detected | |
| OUTPUT1 | Green | Indicates output is ON or energized | |
| OUTPUT2 | Green | Indicates output is ON or energized | |
| OUTPUT3 | Green | Indicates output is ON or energized | |
| OUTPUT4 | Green | Indicates output is ON or energized | |
Output | OUTPUT5 | Green | Indicates output is ON or energized | |
OUTPUT6 | Green | Indicates output is ON or energized | ||
LEDs | ||||
OUTPUT7 | Green | Indicates output is ON or energized | ||
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| OUTPUT8 | Green | Indicates output is ON or energized | |
| CTRLLOCK | N/A | Not used | |
| SENLOCK | N/A | Not used | |
| CMN ALR | Green | Indicates output is ON or energized | |
| MOP | Green | Indicates the microprocessor is operating properly | |
| Universal Monitor will function | |||
| FPROG | Green | Indicates firmware is being | |
Status | 574 TX or 232 TX | Green | Universal Monitor is transmitting information via the RS232 port | |
574 RX or 232 RX | Green | Universal Monitor is receiving information via the RS232 port | ||
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| 485 RX | Green | Universal Monitor is receiving information over the EIA485 port from the Expansion | |
| Board | |||
| 485 TX | Green | Universal Monitor is transmitting information over the EIA485 port to the Expansion | |
| Board | |||
| INPUT1 | Red | Indicates input is ON or energized | |
| INPUT2 | Red | Indicates input is ON or energized | |
| INPUT3 | Red | Indicates input is ON or energized | |
Input | INPUT4 | Red | Indicates input is ON or energized | |
LEDs | INPUT5 | Red | Indicates input is ON or energized | |
| INPUT6 | Red | Indicates input is ON or energized | |
| INPUT7 | Red | Indicates input is ON or energized | |
| INPUT8 | Red | Indicates input is ON or energized | |
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