Kramer Cobra-T2 manual

Kramer Ele ctronics, Ltd. USER MANUAL     Model: Cobra T2 Video / RS-232 Transmitter[...]

Contents i Contents 1 Introduction 1 2 Getting Started 1 3 Overview 2 4 Setup and Installatio n 3 4.1 Making the Connections 3 4.2 Connections on the Single-Port VGA/RS-232 4 5 Solutions to Co mmon Problems 5 6 Technical Specificatio ns 17 Figures Figure 1: Connecting the Cobra T2 4 Figure 2: Setting Sync Signal Output Termination 9 Figure 3: DC Re[...]

Introduction 1 1 Introduction Wel com e t o K ram er Ele ct ron ics (s in ce 1 981) : a w orl d o f u ni que , c re ativ e and aff or dabl e s olu ti ons to th e inf init e rang e of pr obl ems th at c onf ron t th e v ide o, au dio an d p res ent ati on prof es sion a l on a da i ly ba s i s . In rec en t yea rs , w e ha v e red es igne d an d up [...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Overview 2 3 Overvie w Our Kramer Cobra ser ies products are c ompatible with C AT 5/5e/6 data cabling as well as ske w free CAT 5 /5e cabling manufactured for video applications. Note that so me skew free CAT 5 is specific to a particular vendor and is not co mpatible with our pro ducts. Ensure an y skew free CAT[...]

Setup and Installation 3 4 Setup and Insta llation Data Mode Co nfiguration The Kr ame r C ob ra T 2 Video / RS- 232 Transmitter s are con figured in full modem bidirectional serial mod es. If you are using the d aisy chain receivers or a CAT 5 matrix switch or CAT 5 distribution amp, t his mode must be changed to uni-directio nal broad cast. To do[...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Setup and Installation 4 At the receiver end (refer to the receiver user manual): 1. Connect the VIDEO O UTP UT HD15 connector to the display unit, and attach any audio ( AUX I/O) and/or serial connections (R S-232) depending on the model of the Co b ra CAT 5 Video System. 2. Connect the CAT 5 cable to the LINK IN[...]

Solutions to Common Problems 5 5 Solutions to Co mmon P roblems In most cases, nearly ever y issue with the C ob ra T 2 CAT 5 Video S ystem can be resolved b y checking the CAT 5 termination and making sure that it’s pinned to the TI A/EIA 568B wiring specif ication. Howe ver, there may be other prob lems that cause the system to not perform as i[...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Solutions to Common Problems 6 Problem: Serial communication doesn’t work correctly. Solution: Are the serial devices connected properly? Are the serial parameters correct for source/destination devices? Are the serial cables terminated correctly? If a null-modem cable is used, it must be placed at the receive r[...]

Solutions to Common Problems 7 A ppendix A Cabling Pin outs Table 1: HD15 Video Connector PINOUT Pi n RG BHV ( VG A) RG BS RG s B Co mpo si te SV HS (Y /C ) YU V 1 Re d + Re d + Re d + C+ V+ 2 G re en + G re en + G re en + C+ Y+ Y+ 3 Bl ue+ Bl ue+ Bl ue + U+ 4 — — — 5 G nd G nd G nd 6 Re d- Red - Re d- C- V- 7 G re en - Gre e n- G re en - C- [...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Solutions to Common Problems 8 A ppendix A Cabling Pin outs Table 3: DB9 Female Serial connector Pi n Fu ll Dup le x 3 w ire ( S2) Si m pl ex 1 DC D 2 RX RX 3 TX TX TX 4 DT R 5 Gr ou n d Gr ound G ro un d 6 DS R 7 RT S 8 CT S 9 RI Table 4: T568B CAT 5 PINOUT[...]

Solutions to Common Problems 9 A ppendix B Setting Syn c Signal Outpu t Termi nation In some cases, it may be necessar y to disable the 75-oh m termination o f the video outputs on the Cobra CAT 5 Video System units. T his can be done b y opening the case o f each unit and installing ju mpers on the circ uit board. The settings disable/enable t he [...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Solutions to Common Problems 10 A ppendix C DC Rest ore to fix G reen Shift of A C Coupled Signals The standard Co bra product is desig ned to function with DC coupled signal s with the black level refere nced to 0 volts. Near ly all VGA cards function this way. However, so me media servers or digital camera devic[...]

Solutions to Common Problems 11 A ppendix D Cobra T2 Co nfiguration Sett ings Note: Cobra tr ansmitters are typicall y pre-configured at time of order and will have factor y configuration indicated i n the part nu mber label on the underside of the unit. The factory configuratio n may b e changed or checked b y using the follo wing jumper location [...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Solutions to Common Problems 12 Table 5: Cobra T2 Configuration Jumper Settings Co nfi g ur a ti o n O pt ion ( al l op tio n s u til iz e 4 th pa ir, ex cep t s p ec ial co nfi g ur a ti o n s) : S W1 SW2 S W3 S W 6 RG BHV Co mput er Vid eo Wit h Le f t/ Rig ht L in e L e ve l A ud io 1 O f f 2 O N 3 O f f 4 O f [...]

Solutions to Common Problems 13 A ppendix E Serial Daug hterboard (SDB ) Settin gs The single-port serial tr ansmitters and single-port and d ual daisy chainable serial receivers contain a n internal serial dau ghterboard (SDB) that can be configured for vario us serial modes. The SDB hard ware configuration is d one via jumper setti ngs. T hese ju[...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Solutions to Common Problems 14 A ppendix E Serial Daug hterboard (SDB ) Settin gs, cont The single-port serial tr ansmitters and single-port and d ual daisy chainable serial receivers contain a n internal serial dau ghterboard (SDB) that can be configured for vario us serial modes. Table 6: Receiver SDB Jumper Se[...]

Solutions to Common Problems 15 A ppendix F Rackmoun ting Units The Rackmount Kits i nclude brackets for mounting a single t ransmitter, single receiver, or a single dual dais ychainable receiver. Figu re 5 sho ws the 1-Unit Rackmount B racket , which can be used to mount a single unit on a wall. Figure 6 sho ws the 4-Unit Rackmo unt Bracket, whic [...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY Solutions to Common Problems 16 A ppendix G Setting Sy nc Mode The Cobra T2 has the capability for fixed a nd agile sync. The d efault sync mode setting is for agile sync which re plicates the source s ync polarit y signals. Ho wever some displays require a fi xed sync polarit y that is not possible to change at t[...]

Technical Specifications 17 6 Technical Spec ifications Table 7: Technical Specifications 1 of the Cobra T2 CA BLE RE Q UI RED: Ca tegor y 5, 5e , 6 shi elde d or un shi eld ed tw ist ed p ai r CO M PLI AN C E: CE; F CC C lass A , I C C lass /c lass A VI DEO SU P PO RT: VGA , S VG A, X GA, X GA-2, RG BH V, RGB, Co mpos ite, S-V ideo , Comp onen t V[...]

KRAMER: SIMPLE CREATIVE TECHNOLOGY 18[...]

Kramer Electron ics, Ltd. Web site: www.kramerelectronics.co m E-mail: info@kramerel.com P/N: 2900-650006 REV 3 For the latest in formation on ou r products and a list o f Kramer distributors, visi t our Web site: www.kra merelectr onics.com, where updates to this user manua l may be foun d. We welcome you r questions, co mments and feedback. Cauti[...]