User Instruction Manual DRC-32 Radio Controller Selcall and TETRA A.W. Communication Systems Ltd. Crook Barn The Crook Roweltown Carlisle, Cumbria England. Tel: +44 (0) 1697 748777 Fax: +44 (0) 1697 748778 email: sales@aw-comms.co.
Contents Unit Description. ............................................................................................................4 Multiple Audio Paths. ................................................................................................4 Individual Calling ......................................................................................................4 Status Information......................................................................................................
Software Version......................................................................................................17 The Installation Menu ..............................................................................................17 Operation. .....................................................................................................................18 Taking Telephone Calls on Common Headset. .......................................................18 Making a Telephone Call .................
Unit Description. The DRC-32 desk-top controller from A.W. Communication Systems Limited embodies the very latest hardware and software technology, thus maximising functionality and reducing physical size of a radio control system operators unit to that of a desk-top telephone unit. Users of the DRC-32 can pre-select up to seven DS-32 channels for their individual use. The operator can then select any one of the seen channels to transmit out on.
Status Information Status information forms part of the selective calling system. The status of a mobile is indicated by appending one or more numbers to the mobile’s call- sign. In a similar way, a control room operative can send a status code to a mobile to command a required readiness state. Alpha Tags Alpha tags are text names, which can be allocated to individual identities, status codes, and channels.
ways which will depend upon what type of base station your service uses. This facility is not available on TETRA channels. Talk Through [TT] Key The talk through key will enable the talk-through facility as described above. The key will have been configured by your system supplier and there is no need here to describe how it functions. Facilities. The [FAC]ilities key which can be found on the lower left hand side of the keypad will have been programmed to control base station facilities.
Unit Connections. The DRC-32 at your desk-top will have been installed and configured by your system supplier. The connection information given below is offered as an aid to recognition should any of the facilities become disconnected. Rear View of DRC-32 Auxiliary Port Power Connector Record & Playback Port Comms Foot PTT Headset Desk Telephone Instrument Microphone Line Handset on Side Power Supply Port. Connection to the supplied modular power supply unit. Use only the supplied power unit.
Communication Port. Used for programming and for system extension to other devices such as a PC based dispatch system. PTT. Connect a foot operated press to talk switch to this port. Headset Port. Used for the connection of an operator headset to achieve quiet operation and common headset functionality. Microphone Port. Used to connect a desk-top style microphone. Telephone Line Port.
Menu System The operation of the DRC-32 falls into two main categories being:1, Accessing and setting embedded facilities such as volume levels and alpha tags. These would normally be set once and used many times. 2, using the frequently used facilities such as making and receiving calls from terminals and from the telephone system. Access to the items in category one is achieved through the menu system.
Keys used in the menu system. Scroll Up Scroll Down Menu Clear Alpha / numeric Keys Volume up Volume Down -Page 10 – © A.W.
The Menu Architecture. The menu is nested in the following order. Press Menu key.
The DRC-32 Display. The DRC-32 is equipped with a two line by twenty character LCD display. The display is backlit for use in a dark environment and also has adjustable contrast for improved visibility in a brighter environment DRC-32 Display 1 2 3 4 5 6 15:51 7 The DRC-32 display consists of two lines of twenty characters. The display has both static and dynamic information, and its appearance will change depending upon the task being performed.
User controls Volume Adjustment - Loudspeaker The adjustment of the internal loudspeakers volume is achieved by using the volume up [VOL UP], or volume down [VOL DN] keys without the need to access the menu facility. Setting the Selcall Outgoing Status When the DRC-32 is used in a selcall signa lling system, it may be necessary for the user to set the outgoing status digits sent to mobile resources.
establish the channel connect. The display then returns to the Set radio channels submenu and the user has the choice to scroll to another menu option, or press [CLEAR] to move back up the menu system. Setting the DRC-32 Channel Presentation The DRC-32 has the capacity to allow the user an option of monitoring and selecting up to seven radio channels on the DS-32 switch. The pre-selected channels are presented under the CH1 to CH7 buttons.
Volume Adjustment - Handset Press the [MENU] key to access the menu system. Use the [↓] key to move down the menu to Handset volume. Press [MENU] to select this item then use [VOL UP] and [VOL DN] to adjust volume level. When the desired volume is set, press [MENU] to store the value. The display returns to the top level menu and the user has the choice to scroll to another menu option, or press [CLEAR] to leave the menu system.
use [↓] or [↑] until the desired contrast level is observed. Press [MENU] to store your settings, then, press [CLEAR] to exit the menu system. Set Microphone Source This item is likely to have been set by your system supplier; however circumstances may require you to alter the setting should you connect a headset for the first time, or have a headset failure and wish to revert to using the internal microphone.
options. The Zero key will insert a text space into your tag. Once the tag has been entered, press [MENU] to store the tag. To edit an existing tag, use the clear key, which will back-space along the existing tag removing one character per press, or press any alpha key to erase the whole tag. At your chosen point, begin to enter your new text as above. Status Tags. A status tag is a text label which can be associated with a status code. Status codes are part of the selective calling message field.
Operation. Taking Telephone Calls on Common Headset. Your DRC-32 can be interconnected with a local desk-top telephone instrument, via which access to the telephone system can be gained. The desk-top telephone will continue to operate in the same way with the exception that the DRC-32 headset can now also be switched to the telephone. When the telephone rings, press its pick-up key to answer the call, then press [SELECT] on the DRC-32.
Whilst the connection is in place, the DRC-32 operator can hear both sides of the conversation, but can only speak whilst the [TRANSMIT] key is pressed. Upon conclusion of the telephone to radio patch, close down the call on the telephone by pressing the pick- up key to release the line, then press the [TELCON] key on the DRC-32 to revert to normal operation. Calling a Mobile from the Keypad.
Calling More Than One Mobile - selcall The selective calling system enables groups of mobiles to be called. Issuing a group call will not get a ringing- no answer type of response. Connected will always be shown as a result of a group call. To make a group call the [GROUP] key is pressed as part of the ident ity input from the keypad. The place within the identity string at which the [GROUP] key is pressed determines how many mobiles are called.
Location Call - Selcall If the mobile is equipped with a GPS location receiver, then it can be interrogated for a location without driver intervention. Enter the ident ity number of the desired mobile, then press [LOC]. A special selective call is issued to the mobile which will respond without alerting the driver, and send location data. Interrogate Call – Selcall To interrogate a remote mobile resource for its current selcall status, the [INT] key is used instead of the call key.
Notes: -Page 22 – © A.W.
