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J500
H2
100A
UD
H2
100A
UD
3D2
100
16B
J406 LCD
J201
MIC
J403
D2
D102
D153
3D2
100
16B
3D2
100
16B
3D2
100
16B
H2
100A
UD
3D2
100
16B
J400
+
DEVICE 1,2
Description
Type
Used on Model
1
11
10
9
8
7
6
5
4
3
2
No.
Board
Label
EL25
EL2000
Name
LED
D300
X X
PWR LED
Indicates Unit is receiving power
Connector J405
X X
20-Pin Connector
Connector to IO Input Board. The IO Input Board contains all REX inputs,
to IO Input Board
DSC inputs and Postal input, Auto Sensor input and Power. Provides power
Connector J500
X
LCD PWR
to LCD Display.
Connector J406
X X
EL25=LED BOTTOM
For the EL25 provides power to bottom lighted LEDs for the main keypad.
KEYPAD
On the EL2000 this is the top lighted LEDs for main keypad.
EL2000=LED
keypad
Connector J201
X X
MIC
Microphone
connector
Connector J403
X X
14-Pin Connector to
Connector to the Output Board. The Output Board contains the Resident,
Output Board
Telco and dry contact Relays.
Connector J401
X X
KEYPAD
Connector for the main keypad
LED
D2
X X
Local Mode
Unit supplying Central Office Power to Resident
LED
D102
X X
RES DAA OFF HOOK
Resident side of circuit is off hook
LED
D153
X X
TELCO DAA OFF HOOK
Telco side of circuit is off hook
Connector J301
X X
Direct Connect
Used for direct connect and handheld programming and Real
(Serial Port)
Time Monitoring.
Connector J404
X X
LED
Power
Supply
Connector J407
X X
Module Device (3,4)
Connect a module (Wiegand or RF) device here. The device address
becomes 3 (RF or Wiegand-J1) or 4 (Wiegand-J2)
Connector J400
X X
Module Device (1,2)
Connect a module (Wiegand or RF) device here. The device address
becomes 1 (RF or Wiegand-J1) or 2 (Wiegand-J2)
Connector J300
X
LCD Data
Data wires for LCD Display
Connector BT300
X X
Battery
Battery used to back-up the Unit’s real time clock.
Switch
SW300
X X
OV/UV Reset
Switch to turn off OV/UV LEDs. This button will turn off the OV/UV
LEDs momentarily. If a poor power condition still exists then the
OV or UV LEDs may turn on again.
LED
D513
X X
Over-Voltage (OV)
Over-Voltage LED. Turns on when the Unit detects an over voltage
of 16.5 VAC or 22.3 VDC at power block J1. Measure the voltage at
power block J1 to confirm.
LED
D514
X X
Under-Voltage (UV)
Under-Voltage LED. Turns on when the Unit detects an under
voltage of 9.5 VAC or 10.2 VDC at power block J1. Measure the
voltage at power block J1 to confirm.
Connector J402
X
LED TOP KEYPAD
For the EL25, provides power to the top lighted LEDs for main keypad.
Connector J200
X X
Main
Speaker
Main
Speaker
Switch
SW500
X X
Soft Reboot
Reboots firmware without removing power.
13
12
14
17
16
15
18
19
21
20
J407
J401
D300
D513
D514
OV UV
J404
J402 LEDJ200 SPKR
J300
BT300
DEVICE 3,4
SW300
J405
J301
1
2
3
4
5
6
8
9
10
14
21
20
19
18
17
13
16
15
7
11
12
22
22
Powering Up and Checking the LEDs
Wiring Power and Powering Up Unit
