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VK-1 Remote Keyboard 

User Manual 

23/09/2004 11:09 

Videoswitch Page 

8  Vk602b.doc 

2  Front Panel Controls 

These keyboards are designed for the control of VDM-4, VDM-9 and VDM-16 Digital Recorders. A single 
keyboard can control up to such 8 devices, each having up to 16 cameras and two monitors. 

 

SEA

RCH

SET

UP

IN

CI

DEN

TS

EV

EN

TS

1

2

3

4

5

6

7

8

EVENT

EVENT

PLAYBACK CONTROL

CAMERA SELECT

POWER

9

10

11

12

13

14

15

16

PIP/ZOOM

POSITION

2

1

Í

Í

 Digital Multiplexer

SPOT MONITOR

ALT

MAIN

SPOT

INFO

SET START

SET END

CLEAR

  INCIDENT  MARKERS

Í

Í

Í

Í

NO

DEFAULT

YES

ZERO

 

2.1  Configuring VDM Digital Recorder 

The keyboard port of the VDM Digital recorder must be 

enabled

 (usually as a clock master) in order to 

accept command from a keyboard. An Engineer menu option is provided for this purpose. Refer to the VDM 
manual for details. 

2.2 Full Control 

The switch on the underside of the unit must be “OFF” in order to enable the VK-1 to have full control of a 
VDM recorder, subject to password access restrictions (refer to section 2.3 for diagram). 

The keys have the same layout and function as the keys build into the VDM recorder itself. Refer to the VDM 
operating manual for details.  

2.3  Spot Monitor Only Control 

The keyboard may be configured to provide control of the spot monitor only. The switch on the underside of 
the unit should be “ON” to select this option (refer to section 2.3 for diagram). In this mode, the only keys 
that have a function are the cameras keys 

1,2,3…16 

which directly select camera for display on a spot 

monitor. The spot monitor auto-sequencing key

 is the only other key that has a function in this mode. 

2.4  Addressing more than one VDM Digital Recorder 

If more than one VDM Digital Recorder is connected to a single keyboard, each one must be configured with 
a different address (01, 02, 03 etc).  

Before a particular VDM Digital Recorder can be controlled by the VK-1, it must first be selected. To do this, 
simultaneously press the 

ALT 

key, the

Í

(left arrow) key and one of the camera select keys 

1,2,3,4,5,6,7 

or

 8

.  

The VDM recorder which has the address corresponding to the camera key pressed will be selected and 
ready to be controlled. The address remains until another one is selected or if power has been removed 
from the keyboard, in which case it will default to address 01. 

 

Intelligent Security and Fire Ltd

Содержание VK-1

Страница 1: ...th 16 Cameras and 2 Monitors Document Ref Vk602b doc Date 07 07 2003 Videoswitch Telephone 01252 851510 Units 15 16 Fax 01252 851296 Redfields Industrial Park Email sales videoswitch co uk Redfields L...

Страница 2: ...VK 1 Remote Keyboard User Manual 23 09 2004 11 09 Videoswitch Page 1 Vk602b doc I n t e l l i g e n t S e c u r i t y a n d F i r e L t d...

Страница 3: ...to more than one Digital Recorder 7 2 Front Panel Controls 8 2 1 Configuring VDM Digital Recorder 8 2 2 Full Control 8 2 3 Spot Monitor Only Control 8 2 4 Addressing more than one VDM Digital Recorder...

Страница 4: ...ommended that a coax video cable be run directly to the monitor Additionally the 12V power supply provided should be plugged into the VK 1 as voltage loss along the twisted pair cable may be too great...

Страница 5: ...d pair you will need an adapter PCB order code T25A and a video balun order code VX 2 The above configuration is satisfactory for cable runs up to 200 metres Above this distance the video quality will...

Страница 6: ...11 09 Videoswitch Page 5 Vk602b doc 1 3 Connecting more than one keyboard Another keyboard can simply be added by connecting it to the Loop In RJ45 connector on the master VK 1 keyboard I n t e l l i...

Страница 7: ...OR 75 Ohms IN 75 Ohms IN ON VK 1 KEYBOARD BNC CABLE VK 1 KEYBOARD BNC CABLE Note that the first monitor should be un terminated set to high impedance and the second monitor should be terminated set to...

Страница 8: ...of the Master The Slave will be updated automatically every minute DIGITAL RECORDER CLOCK MASTER DIGITAL RECORDER CLOCK SLAVE Connect to IN and IN Connect to IN and IN of all other slave VDMs TWISTED...

Страница 9: ...unction as the keys build into the VDM recorder itself Refer to the VDM operating manual for details 2 3 Spot Monitor Only Control The keyboard may be configured to provide control of the spot monitor...

Страница 10: ...n Description 1 RS485 Data A Output 2 RS485 Data B Output 4 12V Power Input 5 Ground Screen 7 Video 8 Video 3 3 Loop In RJ45 Pin Description 1 RS485 Data A Input 2 RS485 Data B Input 5 Ground Screen 3...

Страница 11: ...tput always active 7 RTS Input 8 CTS Output The RS232 input may be used instead of the RS485 Loop In where control from a computer is required The software VDM Remote runs on a PC and allows one or mo...

Страница 12: ...Input Connector 2 1mm co axial power connector Tip positive shaft negative Voltage 12V Range 9V to 15V DC Current 200mA maximum 4 2 Dimensions 175mm x 125mm x 52mm 4 3 Operating Distances Control Vide...

Страница 13: ...I n t e l l i g e n t S e c u r i t y a n d F i r e L t d...

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