Page 1: ...UCT DETAILS CONTENTS Approvals Page 1 General Information Page 2 Installation information Page 3 Operating Instructions Page 4 Software Configurations Page 6 Hardware Configurations Page 10 MPEG Notes...
Page 2: ...wing approval number has been given to this product NS 3010 5 P 603977 ___________________________________________________________________________ NET 3 APPROVAL This product is fully approved for use...
Page 3: ...G722 ISO MPEG LAYER 2 The type fitted is clearly indicated on the rear panel of the equipment Full operating instructions are given on page 4 while later pages in this booklet explain how to configure...
Page 4: ...in 1 Shield Pin 2 Transmit data leg A Pin 3 Control leg A Pin 4 Receive data leg A Pin 5 Indicate leg A Pin 6 Element timing leg A Pin 7 Byte timing A Input Optional Negative frame pulse Pin 8 Signal...
Page 5: ...n ISDN2 circuit TO ANSWER AN INCOMING CALL This equipment can be set to automatically answer incoming calls or to wait for you to press the answer button See Software Configurations If it is configure...
Page 6: ...the headphones and will cause the front panel sounder to sound if it has been enabled See the software configuration section of this booklet SETTING UP THE MIXER The GSGC4 has only 2 input channels on...
Page 7: ...settings are now installed and normal operation continues 2 SET THE POWER ON MIX Factory default has all channels off It is possible to arrange which channels are switched on when the equipment is pow...
Page 8: ...l or to wait until the ANSWER button is pressed Switch on while holding HANG UP 4 POWER LED lights immediately to confirm set up operation Release HANG UP 4 If the ISDN LINE LED is off the box is set...
Page 9: ...B CHANNEL Factory Default is any free channel An ISDN2 circuit has 2 B or Bearer channels These can have the same or different telephone numbers It is possible to select which of these channels the b...
Page 10: ...the network presents an MSN number and the box has an MSN number set the box will only ring if these numbers match Switch on while holding ANSWER and POWER LED lights immediately to confirm set up op...
Page 11: ...be made or broken on the PCB GSH84 These links must be made with a soldering iron as follows To access the board remove the 4 screws holding the front panel Open the box GSH84 is the large PCB attach...
Page 12: ...codes are printed on the rear panel CODEC TYPE label AVAILABLE OPTIONS CODE TO FORCE OPTION MODE G722 722 MPEG 888 AUTO 000 SAMPLE FREQU 16KHz 16 24KHz 24 32KHz 32 48KHz 48 DATA RATE 56KBits Sec 56 64...
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Page 20: ...electronically balanced Frequ Response 40Hz 10kHz 0 5dB Max Gain 10dB THD with 3dBu out 0 2 Frequ 40Hz 10kHz Noise at max gain better than 63dBu CCIR Quasi Pk Unweighted MIXER OUTPUT Output Impedance...
Page 21: ...CS Option 1 G722Locking by Statistical Analyses Option 2 APTX100 Option 3 Dual Codec APTX G722 This codec automatically detects the system in use at the other end of the ISDN link and sets itself to a...
