Powering Up and Checking the LEDs
1 | 2 | 3 | 4 | 5 |
7 | D300 |
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| J201 MIC |
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| 100A UD | H2 | J500 | |
| J405 |
| J406 LCD | |
| 100A UD | H2 |
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6
J403
8
11
12
J401
J404J301
3D2 |
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100 |
| D102 |
16B |
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| D153 |
3D2 | 3D2 | H2 |
100 | 100 | 100A |
16B | 16B | UD |
D2
9
10
Wiring
15
J300
+
BT300
J407
DEVICE 3,4
SW300
D513 | D514 |
OV UV
3D2 | J400 |
100 | |
16B |
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16B | DEVICE 1,2 |
100 |
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3D2 |
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J402 LEDJ200 SPKR
Power
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17 | 18 | 19 | 20 | 21 | 22 | 14 |
and
| No. | Type | Board | Used on Model | Name | Description |
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| Label | EL25 | EL2000 |
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| 1 | LED | D300 | X | X | PWR LED | Indicates Unit is receiving power |
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| 2 | Connector | J405 | X | X | Connector to IO Input Board. The IO Input Board contains all REX inputs, |
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| to IO Input Board | DSC inputs and Postal input, Auto Sensor input and Power. Provides power |
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| 3 | Connector | J500 |
| X | LCD PWR | to LCD Display. |
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| 4 | Connector | J406 | X | X | EL25=LED BOTTOM | For the EL25 provides power to bottom lighted LEDs for the main keypad. |
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| KEYPAD | On the EL2000 this is the top lighted LEDs for main keypad. |
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| EL2000=LED keypad |
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| 5 | Connector | J201 | X | X | MIC | Microphone connector |
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| 6 | Connector | J403 | X | X | Connector to the Output Board. The Output Board contains the Resident, |
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| Output Board | Telco and dry contact Relays. |
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| 7 | Connector | J401 | X | X | KEYPAD | Connector for the main keypad |
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| 8 | LED | D2 | X | X | Local Mode | Unit supplying Central Office Power to Resident |
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| 9 | LED | D102 | X | X | RES DAA OFF HOOK | Resident side of circuit is off hook |
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| 10 | LED | D153 | X | X | TELCO DAA OFF HOOK | Telco side of circuit is off hook |
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| 11 | Connector | J301 | X | X | Direct Connect | Used for direct connect and handheld programming and Real |
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| (Serial Port) | Time Monitoring. |
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| 12 | Connector | J404 | X | X | LED Power Supply |
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| 13 | Connector | J407 | X | X | Module Device (3,4) | Connect a module (Wiegand or RF) device here. The device address |
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| becomes 3 (RF or |
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| 14 | Connector | J400 | X | X | Module Device (1,2) | Connect a module (Wiegand or RF) device here. The device address |
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| becomes 1 (RF or |
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| 15 | Connector | J300 |
| X | LCD Data | Data wires for LCD Display |
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| 16 | Connector | BT300 | X | X | Battery | Battery used to |
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| 17 | Switch | SW300 | X | X | OV/UV Reset | Switch to turn off OV/UV LEDs. This button will turn off the OV/UV |
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| LEDs momentarily. If a poor power condition still exists then the |
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| OV or UV LEDs may turn on again. |
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| 18 | LED | D513 | X | X |
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| of 16.5 VAC or 22.3 VDC at power block J1. Measure the voltage at |
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| power block J1 to confirm. |
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| 19 | LED | D514 | X | X |
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| voltage of 9.5 VAC or 10.2 VDC at power block J1. Measure the |
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| voltage at power block J1 to confirm. |
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| 20 | Connector | J402 | X |
| LED TOP KEYPAD | For the EL25, provides power to the top lighted LEDs for main keypad. |
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| 21 | Connector | J200 | X | X | Main Speaker | Main Speaker |
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| 22 | Switch | SW500 | X | X | Soft Reboot | Reboots firmware without removing power. |
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Unit Up Powering
Page 21