ACC2500 Audio Control Center
Installation
25
09/08
Level Adjustments and Diagnostics
Programming Menu
The programming buttons,
PB1
through
PB4
, are used to navigate the menu for specific installations and to
perform diagnostics.
The diagram below illustrates which buttons to press to access the diagnostic menu features.
Press: To
select:
PB1
Line Output Adjust
Default: -10 dB
PB2
Line Input Sensitivity
Default: -9 dB
PB3
Internal Diagnostics:
Press:
To
select:
PB1
Relay Module Diag
PB2
Toggle Back-up Mode
PB3
RS-232 Diagnostic
PB4
Keyboard Diagnostic
PB4
Tone/Alarm Diagnostics
Press: To
select:
PB1
Sidetone Level Adjust (Default: 0 dBm)
PB2
DTMF Level Adjust (Default: 0 dBm)
PB3
AMI Message Diagnostic
TIME
Set Current Time and Date
Reloading Factory Defaults
Desk sets are shipped from the factory with default settings that meet most installation requirements.
However, it is important to verify that these parameters are adjusted to meet your specific installation
needs.
To reload factory defaults, enter the Main Diagnostic Selection as described below. After entering this
mode, press
CTL
+
VOLUME
Up. The unit will automatically reset and show that the parameters are
corrupt. Follow the instructions on the display. For some models, this may happen twice.
N
OTE
:
If your unit has been programmed with CARD Suite software, reloading the factory defaults will
reset all parameters that have been programmed.
Summary of Contents for ACC2500
Page 43: ...39 09 08 Circuit Boards...
Page 44: ...Circuit Boards ACC2500 Audio Control Center 40...
Page 45: ...ACC2500 Audio Control Center Circuit Boards 41...
Page 46: ...Circuit Boards ACC2500 Audio Control Center 42...
Page 47: ...43 09 08 Schematics...
Page 48: ...ACC2500 Audio Control Center Schematics 44 Desk Set Line Interface Sheet 1...
Page 49: ...ACC2500 Audio Control Center Schematics 45 Desk Set User Audio I O Sheet 2...
Page 50: ...Schematics ACC2500 Audio Control Center 46 Desk Set Control Microprocessor I O Sheet 3...
Page 51: ...ACC2500 Audio Control Center Schematics 47 Desk Set DSP Block Sheet 4...
Page 52: ...Schematics ACC2500 Audio Control Center 48 Desk Set Tone Key Panel Sheet 5...
Page 53: ...ACC2500 Audio Control Center Schematics 49 Desk Set Power Supply Sheet 6...
Page 54: ...Schematics ACC2500 Audio Control Center 50 Schematic Sheet 7...