background image

Contents 

 

Contents 

1

 

Introduction 

1

 

2

 

Getting Started 

1

 

2.1

 

Quick Start 

2

 

3

 

Overview 

3

 

3.1

 

About HDMI 

3

 

3.2

 

Defining EDID 

4

 

3.3

 

Recommendations for Best Performance 

5

 

4

 

Your VM-24HDMI 2 Input 1:4 HDMI Distributor 

5

 

4.1

 

Using the IR Transmitter 

7

 

5

 

Installing in a Rack 

8

 

6

 

Using the VM-24HDMI 

9

 

6.1

 

Connecting the VM-24HDMI 

9

 

6.2

 

Controlling via RS-232 (for example, using a PC) 

11

 

6.3

 

Operating the VM-24HDMI 

11

 

6.4

 

Using the EDID Buttons 

12

 

6.4.1

 

Acquiring / Changing the EDID from One Output 

12

 

6.4.2

 

Acquiring the Default EDID 

13

 

6.4.3

 

Acquiring the Auto-mix EDID from the Connected Outputs 

13

 

7

 

Technical Specifications 

14

 

8

 

Communication Protocol 

15

 

Figures

 

Figure 1: VM-24HDMI 2 Input 1:4 HDMI Distributor 

6

 

Figure 2: Connecting a VM-24HDMI 2 Input 1:4 HDMI Distributor 

10

 

Figure 3: Connecting a PC without using a Null-modem Adapter 

11

 

 

Tables 

Table 1: VM-24HDMI 2 Input 1:4 HDMI Distributor Features 

7

 

Table 2: The EDID Modes 

12

 

Table 3: VM-24HDMI Technical Specifications 

14

 

Table 4: Protocol Definitions 

15

 

Table 5: Instruction Codes for Protocol 2000 

16

 

Summary of Contents for VM-24HDMI

Page 1: ...Kramer Electronics Ltd USER MANUAL Model VM 24HDMI 2 Input 1 4 HDMI Distributor...

Page 2: ...DID Buttons 12 6 4 1 Acquiring Changing the EDID from One Output 12 6 4 2 Acquiring the Default EDID 13 6 4 3 Acquiring the Auto mix EDID from the Connected Outputs 13 7 Technical Specifications 14 8...

Page 3: ...ing items VM 24HDMI Power cord This user manual3 2 Getting Started We recommend that you Unpack the equipment carefully and save the original box and packaging materials for possible future shipment R...

Page 4: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Getting Started 2 2 1 Quick Start This quick start chart summarizes the basic setup and operation...

Page 5: ...24HDMI via The front panel buttons The infrared remote control transmitter The infrared remote extension cable transmitter see section 4 1 RS 232 serial commands transmitted by a touch screen system...

Page 6: ...C or PAL 3 2 Defining EDID The Extended Display Identification Data EDID6 is a data structure provided by a display to describe its capabilities to an HDMI source The EDID enables the VM 24HDMI to kno...

Page 7: ...ence deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables Avoid interference from neighboring electrical appliances and position your...

Page 8: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Your VM 24HDMI 2 Input 1 4 HDMI Distributor 6 Figure 1 VM 24HDMI 2 Input 1 4 HDMI Distributor...

Page 9: ...12 REMOTE IR Opening 4 Connects to an external IR receiver unit for controlling the machine via an IR remote controller instead of using the front panel IR receiver 5 13 Power Connector with Fuse AC...

Page 10: ...er to the appropriate nameplate ratings for information For example for fuse replacement see the value printed on the product label 5 The machine is earthed grounded in a reliable way and is connected...

Page 11: ...ctor to acceptor 1 for example a plasma display OUTPUT 2 connector to acceptor 2 for example an LCD TV OUTPUT 3 connector to acceptor 3 for example an LCD TV OUTPUT 4 connector to acceptor 4 for examp...

Page 12: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Using the VM 24HDMI 10 Figure 2 Connecting a VM 24HDMI 2 Input 1 4 HDMI Distributor...

Page 13: ...ut using a Null modem adapter Connect the RS 232 9 pin D sub port on your PC to the RS 232 9 pin D sub rear panel port on the VM 24HDMI as Figure 3 illustrates 9 pin D sub From PC 9 pin D sub Male If...

Page 14: ...CT button once Auto mix All the output LEDs light Press the EDID SELECT button to select the required output The selected output blinks To acquire or change the EDID of a new output display from One o...

Page 15: ...ring the Auto mix EDID from the Connected Outputs To acquire the Auto mix EDID3 1 Connect the power supply 2 Connect the desired output display devices 3 Enter the Auto mix mode as defined in Table 2...

Page 16: ...IANCE WITH HDMI STANDARD Supports HDMI 1 3 and HDCP CONTROLS EDID SELECT EDID READ IN 1 IN 2 buttons RS 232 IR INDICATOR LEDs OUTPUT STATUS LEDs POWER SOURCE 100 240V AC 50 60Hz 16VA DIMENSIONS 19 inc...

Page 17: ...ON NO is the value to be set for N5 N0 2nd BYTE Bit 7 Defined as 1 I6 I0 INPUT When switching ie instruction codes 1 and 2 the INPUT 7 bits is set as the input number which is to be switched Similarly...

Page 18: ...cept for the first byte where the DESTINATION bit is set high NOTE 13 This is a request to identify the switcher s in the system If the OUTPUT is set as 0 and the INPUT is set as 1 2 5 or 7 the machin...

Page 19: ...nature ii Product modification or failureto followinstructions supplied withtheproduct iii Repairor attemptedrepair by anyonenot authorized byKramer iv Anyshipment oftheproduct claims must bepresented...

Page 20: ...or the latest information on our products and a list of Kramer distributors visit our Web site www kramerelectronics com where updates to this user manual may be found We welcome your questions commen...

Reviews: