Panasonic Digital Business System - Installation ManualMarch 1997 Issue 555VAU Dip-switch settingsThere are two banks of DIP switches on the VAU. Their settings apply to both VAU answer circuits. Refer to thefigure 6 on page 8 for their locations. The options for these switches are given below.1) Forced TransferSwitch Forced TransferDisableForced TransferEnable (default)SW1-1 OFF ONForced Transfer Disable :When the extension to receive the call is busy the VAU will recover the call and playthe second message..Forced Transfer Enable : The call is released to camp onto the receiving extension regardless of its status. Thecall will revert to the VAU after the time set in the system programming, when the second message will be played.2) CCU TypeSwitch DBS (default) S-DBSSW1-2 OFF ON3) Message Sending TimeSwitch 32 secs.(One message)16 secs. (default)(Two messages)SW1-3 OFF ONWhen 1 message of 32 seconds is selected the VAU will repeat the message when it would otherwise playmessage 2.This switch sets the message timings for both ports.4) Extension CallSwitch (default / fixed)SW2-1 OFF5) Incoming Call Answer TimerSwitch 8 secs. 16 secs. 32 secs. Instant(default)SW2-2 OFF OFF ON ONSW2-3 OFF ON OFF ONBefore this timer starts, the VAU requires 1 ringing cycle to determine the presence of the call.6) DTMF Detection TimerSwitch 80 ms 40 ms(default)SW2-4 OFF ON