System Adjustments; System Diagnostics - Linear AE-2000 Installation Instructions Manual

System Adjustments

The factory settings are suffi cient for most installations. The system can
be adjusted to customize the installation.
System Volume Adjustment
The sound level of the synthesized voice and key beep can be adjusted.
1. Locate the SYSTEM VOLUME adjustment on the CPU circuit board.
2. Press keys on the keypad while adjusting the control until the
sound is at the desired level. Turn the adjustment clockwise for
more volume, counterclockwise for less volume.
2-Way Audio Volume Adjustment
If the resident's voice from the speaker is too loud or not loud enough,
the speaker's volume can be adjusted.
1. Locate the 2-WAY AUDIO VOLUME adjustment on the CPU circuit
board.
2. Make a directory number call to test the speaker volume. While
listening to the resident's voice, turn the adjustment clockwise for
more volume, counterclockwise for less volume.
System Restart Button
Pressing the SYSTEM RESTART button will reboot the system's
microcontroller. NO SYSTEM INFORMATION WILL BE ERASED.
Display Contrast Adjustment
If the lighting in the area or the viewing angle of the display in the
installation causes the display to look too dark or too light, the display's
contrast can be adjusted.
1. Press the 1, 5 & 9 keys at the same time. The system will assume
Contrast Adjustment Mode for 15 seconds.
2. Press the up and down arrow keys until display has the best
visibility.
3. Press the or key to exit Contrast Adjustment Mode.

System Diagnostics

Several components on the main circuit board are for monitoring the
system during operation. When calling for technical assistance, Linear's
Technical Services Department may ask the installer to use these
components to diagnose the system.
On-board Indicators
17 LED indicators are on the main circuit board. Refer to the fi gure for the
location of each indicator.
• STATUS/PROGRAM DISPLAY shows supervisory and status conditions,
also used for some local programming.
• ACCESS GRANTED lights when a credential is validated and access is
granted.
• HOST ON-LINE lights when the Host PC is connected to the Master
Node.
• VALIDATE lights when a credential is determined to be valid.
• DECODE lights when a credential has been successfully decoded.
• RADIO fl ashes when data or interference is received by the built-in radio.
• RELAY "A" ACTIVE lights when the Channel "A" relay is energized.
• RELAY "B" ACTIVE lights when the Channel "B" relay is energized.
• RELAY "C" ACTIVE lights when the Channel "C" relay is energized.
• RELAY "D" ACTIVE lights when the Channel "D" relay is energized.
• POWER lights when AC or DC power is present.
• OFF-HOOK lights when the system has the incoming telephone line
seized.
• TALK lights when the system is communicating over the telephone line.
• NETWORK fl ashes in response to network traffi c.
• PBUS blinks when any PBUS device is successively decoded.
• READER "B" fl ashes when Wiegand B device is successfully decoded.
• READER "A" fl ashes when Wiegand A device is successfully decoded.
16
AE-2000
CPU CIRCUIT BOARD
SYSTEM
RESTART
BUTTON
STATUS/PROGRAM
DISPLAY
READER "A"
READER "B"
AE-2000 MAIN
PBUS
CIRCUIT BOARD
NETWORK
TALK
SYSTEM
VOLUME
ADJUSTMENT
LESS MORE
2-WAY AUDIO
VOLUME
LESS
ADJUSTMENT
HOST
ON-LINE
ACCESS
VALIDATE
GRANTED
DECODE
RADIO
RELAY "A"
ACTIVE
RELAY "B"
ACTIVE
RELAY "C"
ACTIVE
RELAY "D"
ACTIVE
OFF HOOK POWER
MORE