Panasonic Digital Business System 576 Technical Manual Section 300

Section 300-Installation Chapter 6. Peripheral Equipment
576-13-300 DBS 576 (USA), issued 6/2/98 6-17 
Figure 6-12. 25-pin to 25-pin D-SUB cable connections
Installation
1.  Install the API card in an available optional card slot or flexible slot.
2.  Connect one end of the RS-232C cable to the RS-232C port (CN4) of the API 
card and the other end to the PC.
Figure 6-13. Connecting API card to PC 

Chapter 6. Peripheral Equipment Section 300-Installation
6-18 DBS 576 (USA), issued 6/2/98 576-13-300
Voice Recognition Adaptor
Guidelines
• A VB-44101 voice recognition adaptor can be installed in the VB-44224 key 
phone so that the phone can be used as a voice recognition phone.
• You can call by name or execute other functions by function names.
• Locate the Voice Recognition Adaptor within 400 ft. (120m) of the cabinet. The 
maximum loop circuit resistance to a Voice Recognition Adaptor is 20 Ohms.
•...

Section 300-Installation Chapter 6. Peripheral Equipment
576-13-300 DBS 576 (USA), issued 6/2/98 6-19 
3.  Connect one end of the CW11 and CW13 cables provided with the voice 
recognition adaptor to connectors CN11 and CN12 in the bottom of the phone.
4.  Secure the voice recognition adaptor using the two screws.
Figure 6-16. Connecting voice recognition adaptor to key phone
5.  Connect the phone to the internal line port on a DEC/8 card (see page 5-31).
Figure 6-17. Connecting phone to secondary socket 

Chapter 6. Peripheral Equipment Section 300-Installation
6-20 DBS 576 (USA), issued 6/2/98 576-13-300
DSS
Guidelines
• The DSS (VB-44320) is a 72-key console that can be attached to a telephone. It 
provides direct station selection and busy lamp fields for internal lines. 
• If more than one DSS is assigned to a telephone, only one of the DSS can be 
cabled from the same wall jack as the telephone. An additional DSS must be 
cabled from separate wall jacks.
• The DSS comes with a mounting bracket,...

Section 300-Installation Chapter 6. Peripheral Equipment
576-13-300 DBS 576 (USA), issued 6/2/98 6-21 
EM24
Guidelines
• The EM24 (VB-44310) provides 24 flexible function (FF) keys. It can be attached 
to any key phone.
• The EM24 comes with a mounting bracket, screws, and a two-conductor cable for 
connecting it to the key phone.
• Locate the EM24 within 400 ft. (120m) of the cabinet. The maximum loop circuit 
resistance to a EM24 is 20 Ohms.
Installation
1.  Attach the EM24 to the key phone using the...

Chapter 6. Peripheral Equipment Section 300-Installation
6-22 DBS 576 (USA), issued 6/2/98 576-13-300
TA P I  A d a p t o r
Guidelines
• The TAPI adaptor acts as an interface between the DBS 576 and the TAPI 
application on your PC.
• To use the TAPI adaptor, you will need a TAPI Service Provide (SP) software.
• A 9-pin (female) D-SUB RS-232C cable is provided with your TAPI adaptor.
• If your PC is equipped with a 25-pin D-SUB RS232C connector, make the RS-
232C cable shown in Figure 6-4, Connections...

Section 300-Installation Chapter 6. Peripheral Equipment
576-13-300 DBS 576 (USA), issued 6/2/98 6-23 
Doorphone Adaptor
Guidelines
• The Doorphone Adaptor (VB-43701) requires a door opener. In addition, a 
Doorphone (VB-43705) is normally used with the Doorphone Adaptor. Door 
openers are not sold by Panasonic, but can be purchased separately from an 
electronics dealer.
• Each Doorphone and door opener use one trunk port.
• One or two door openers and two Doorphones can be connected to a Doorphone...

Chapter 6. Peripheral Equipment Section 300-Installation
6-24 DBS 576 (USA), issued 6/2/98 576-13-300
Figure 6-21. Doorphone Adaptor cable punch-out plate and wall mounting 

Section 300-Installation Chapter 6. Peripheral Equipment
576-13-300 DBS 576 (USA), issued 6/2/98 6-25 
5.  Connect the trunk line(s) to the Doorphone Adaptor, as shown in Figure 6-22.
The CO.D connector is used for the Doorphone and opener. The 
CO.S connector is used for the sensor.
6.  Connect the Doorphone, door opener, and sensor to the Doorphone Adaptor.
Figure 6-22. Doorphone Adaptor connections 

Chapter 6. Peripheral Equipment Section 300-Installation
6-26 DBS 576 (USA), issued 6/2/98 576-13-300
Power Failure Transfer
Guidelines
• Up to four SLTs can be connected to the Power Failure Unit (VB-43703). If a 
power failure occurs, the SLTs will automatically receive a dial tone from the 
trunk. The DBS 576 features and restrictions do not apply when SLTs are 
receiving a dial tone from the trunk line.
• If a call is in progress through the Power Failure Unit (PFU) when the power is 
restored, the...