Maxtor 777 W V1.0 Manual de Instruções Página 1

8921ADT 4-CH AUDIO A-D CONVERTER w/DELAY TRACK Instruction Manual SOFTWARE VERSION 1.0.0 071820400OCTOBER 2003

10 8921ADT Instruction ManualInstallation Frame Capacity The 8921ADT module can be installed in all Gecko 8900-A audio frames but with varying maxi

8921ADT Instruction Manual 11Installation 8900 module slots are interchangeable within the frame. There are audio connectors and BNCs in each slot’

12 8921ADT Instruction ManualInstallation Cabling Cabling to and from the module is done at the back of the Gecko 8900 audio frame as described bel

8921ADT Instruction Manual 13Installation To use J11 and J12 as unbalanced audio outputs if a tracking input or output is not required, jumper J5 t

14 8921ADT Instruction ManualPower Up Power Up The front LED indicators and configuration switches are illustrated in Figure 5. Upon power-up, the g

8921ADT Instruction Manual 15Power Up Operation Indicator LEDs Refer to Figure 5 and Table 3 for the name and meaning of each of the board edge ope

16 8921ADT Instruction ManualConfiguration Configuration The 8921ADT can be configured locally using onboard switches or remotely using the 8900NET ne

8921ADT Instruction Manual 17Configuration If you know the maximum signal level of your audio inputs, you can enter the value directly into the web

18 8921ADT Instruction ManualConfiguration Audio Processing Audio processing can be performed on the outputs of AES 1 and AES 2 to set the output pr

8921ADT Instruction Manual 19Configuration The AES 2 output can be set to one of the following output modes:•C, D (Pass) – the inputs selected for C

2 8921ADT Instruction Manual Contacting Grass Valley Copyright © Thomson Broadcast and Media Solutions All rights reserved. Grass Valley Web Site

20 8921ADT Instruction ManualConfiguration Gain AdjustmentsOnce the output mode for each AES output has been selected, the gain of the outputs can be a

8921ADT Instruction Manual 21Configuration Reference SourceThe module can lock to an external reference or free run. The reference source can be select

22 8921ADT Instruction ManualConfiguration Table 4 provides a complete summary of the 8921ADT functions and a comparison of the functionality available

8921ADT Instruction Manual 23Configuration Auto-tracking AES 1 Disable Disable or EnableAudio Delay/AES 1Enable Auto Track On button1:C(both AES 1 and

24 8921ADT Instruction ManualConfiguration User settings N/ARecall or Learn (Save)E-MEM/Recall or Learn buttons1:E N/ARecall factory defaults N/ASee De

8921ADT Instruction Manual 25Configuration Local Onboard Module ConfigurationThe 8921ADT module can be configured and operated locally using the rotary a

26 8921ADT Instruction ManualConfiguration • CONTROL (paddle) switch – actuates or selects the desired setting for the selected function when the switc

8921ADT Instruction Manual 27Configuration Set Output Processing ModesTwo rotary switches are provided on the front edge of the module for setting the

28 8921ADT Instruction ManualConfiguration Remote Configuration and Monitoring8921ADT configuration and monitoring can be performed using a web browser G

8921ADT Instruction Manual 29Configuration Figure 7. Frame Status Page8204_08The Links section lists the frame and its current modules. The selected l

8921ADT Instruction Manual 3 Contents Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30 8921ADT Instruction ManualConfiguration 8921ADT Links and Web PagesThe 8900 GUI provides the following links and web pages for the 8921ADT module (F

8921ADT Instruction Manual 31Configuration Status PageThe Status page (Figure 9) shows the signal status of the audio, reference, and AES 1 or Tracking

32 8921ADT Instruction ManualConfiguration I/O Config PageThe I/O Config page (Figure 10) shows the rear input and output connec-tions to the module. Aud

8921ADT Instruction Manual 33Configuration Functional View Page The Functional View page (Figure 11) illustrates a block diagram of the 8921ADT module

34 8921ADT Instruction ManualConfiguration Module Configuration PagesModule configuration is provided for the following functions with the GUI interface:

8921ADT Instruction Manual 35Configuration Analog Audio Inputs PageThe Analog Audio Inputs page (Figure 12) reports the following for each of the analo

36 8921ADT Instruction ManualConfiguration Audio Channel Pairing Page The Audio Channel Pairing page (Figure 13) allows routing the four audio input st

8921ADT Instruction Manual 37Configuration Audio Delay PageThe Audio Delay page (Figure 14) provides delay controls for the AES 1 and AES 2 outputs. Us

38 8921ADT Instruction ManualConfiguration Audio Proc PageThe Audio Proc page (Figure 15) reports the following for each AES output channel:•Presence o

8921ADT Instruction Manual 39Configuration E-MEM PageThe E-MEM page (Figure 16) provides local operations for learning and recalling the current user c

4 8921ADT Instruction ManualContents Frame Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

40 8921ADT Instruction ManualConfiguration Figure 17. E-MEM Save to Operation4. In the resulting Save As dialog box, the default file name can be chang

8921ADT Instruction Manual 41Configuration To load a saved file from a location outside of the frame:1. Select the Load from ... button under File Opera

42 8921ADT Instruction ManualConfiguration Slot Config PageUse the Slot Config page (Figure 19 on page 43) to perform the following functions on the 8921

8921ADT Instruction Manual 43Configuration Figure 19. 8921ADT Slot Config Page

44 8921ADT Instruction ManualConfiguration Software Update PageThe Software update page (Figure 20) allows updating of software from remote locations s

8921ADT Instruction Manual 45Configuration Control Panel ConfigurationAn external control panel is available to interface over the network to the 8921AD

46 8921ADT Instruction ManualSpecifications SpecificationsTable 7. 8921ADT SpecificationsParameter ValueReference InputNumber of inputs 1 loop-throughIm

8921ADT Instruction Manual 47Specifications Unbalanced (jumpers J2, J3, and J4 set to Un)Number of outputs6 unbalanced (with cable adapter) plus 1 addi

48 8921ADT Instruction ManualFunctional Description Functional DescriptionRefer to the block diagram in Figure 21 for the following functional descrip

8921ADT Instruction Manual 49Functional Description The outputs from the gain amplifiers are converted back to a differential signal before being appli

8921ADT Instruction Manual 5 Preface About This Manual This manual describes the features of a specific module of the Gecko 8900 Signal Processing S

50 8921ADT Instruction ManualService ServiceThe 8921ADT modules make extensive use of surface-mount technology and programmed parts to achieve compact

8921ADT Instruction Manual 51Status Monitoring Status MonitoringThis section provides a summary of status monitoring and reporting for a Gecko 8900 Se

52 8921ADT Instruction ManualStatus Monitoring In general, LED colors used on the frame and modules indicate:•Green = normal operation, (Pass) or sign

8921ADT Instruction Manual 53Status Monitoring SNMP Reporting The Gecko 8900 Series system uses the Simple Network Monitoring Pro-tocol (SNMP) interne

54 8921ADT Instruction ManualStatus Monitoring

8921ADT Instruction Manual 55 IndexSymbols>-40 dBFS/CLIP LEDs 15Numerics8900 frameframe alarm 52module capacity 10status reporting 518900-A-CBL

56 8921ADT Instruction ManualIndex Ddocumentation online 28web site 2EE-MEMdescription 39load from file 41web page 39enable SNMP 53environmental

8921ADT Instruction Manual 57Index remote controls 38output sample ratefactory default 21onboard jumper 8overview 20remote controls 38Ppower 47p

58 8921ADT Instruction ManualIndex

6 8921ADT Instruction ManualPreface

8921ADT Instruction Manual 7 8921ADT 4-Channel Audio A-D Converter with Delay Introduction The 8921ADT module offers four independent, audio A-D co

8 8921ADT Instruction ManualInstallation Installation Installation of the 8921ADT module is a process of: 1. Setting on-board jumpers for desired o

8921ADT Instruction Manual 9Installation Figure 1. On-Board Jumper LocationsJ6J2J3J4J2J3J4BALJ5J6J5TRK OUTTRK INAES2AES 1&2 0UT1AES1UNAES 1&a