KROMA BM5414 User Manual Download

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Professional Monitors 14” & 20”

BM5414/BM5420

User Manual

BM5414/20D11

Edición 01

June 2002

KROMA

T E L E C O M

Pol. Ind. Alcobendas - C/ La Granja, 80

28108 Madrid - Spain

Tel. (34-91) 661 45 14

Fax. (34-91) 661 58 75

e-mail:

[email protected]

www.kromatelecom.com

Summary of Contents for BM5414

Page 1: ...20 BM5414 BM5420 User Manual BM5414 20D11 Edición 01 June 2002 KROMA T E L E C O M Pol Ind Alcobendas C La Granja 80 28108 Madrid Spain Tel 34 91 661 45 14 Fax 34 91 661 58 75 e mail sales kromatelecom com www kromatelecom com ...

Page 2: ...he parts list of service Manual Operating high voltage for this product is 16 Kv At minimum brightness Refer to service manual for measurement procedures and proper service adjustments WARNING Electric shock or fire hazard can be caused if critical components are replaced by non conform components Refer to parts list of service manual CAUTION High vacuum tube is dangerous to handle refer replaceme...

Page 3: ...ATION 5 1 3 1 Incoming Inspection 5 1 3 2 Safety Information 5 1 3 3 Connection to the Main 5 1 3 4 Location 6 1 3 5 Tally Lamp 6 1 3 6 Ground Terminals 7 1 3 7 Remote Control Connectors RS 485 Interface 7 2 INPUTS SELECTION 8 2 1 CCVS KEY 8 2 2 CDV KEY 8 2 3 CAV KEY 8 2 4 AUX KEY 8 3 AUXILIARY FUNCTIONS 9 3 1 SYNC KEY 9 3 2 SIZE KEY 9 3 3 16 9 KEY 9 3 4 DEL KEY 9 3 5 BLUE KEY 10 3 6 MONO KEY 10 3...

Page 4: ...SAFE AREA MENU 21 6 7 1 Option DISABLE 22 6 7 2 Option TOP MARGIN 22 6 7 3 Option LEFT MARGIN 23 6 7 4 Option COLOR 23 6 7 5 Option VIEW S A 23 6 7 6 Option RESET S A 23 6 7 7 Option LEFT 23 6 7 8 Option RIGHT 24 6 7 9 Option TOP 24 6 7 10 Option BOTTOM 24 6 8 MEMORY STORE MENU 25 6 9 OPTION PROG FUNCTION 25 6 9 1 Option SYNC KEY 26 6 9 2 Option CHN KEY 26 6 9 3 Option MUTE SYM 27 6 9 4 Option SYN...

Page 5: ...ersion CCVS 2 inputs PAL and NTSC Options Decoders Analog Component RGB YPrPb Serial digial video 2 inputs at 10 Bits resolution according to ITU R BT601 1 1 2 PICTURE TUBE High resolution in line guns an shadow mask tube with 0 28mm dot pitch for 14 and 0 4mm for 20 EBU or P22 phosphor for 14 and EBU or C phosphor for 20 1 1 3 COLOUR STABILITY Beam current feedback which allows to correct colour ...

Page 6: ... the BM54XX KROMA monitors Is able to control for up to 128 monitors These can be in group controlled individually controlled or all of them can be controlled at the same time 1 1 7 MENU This help the operation displaying the operating parameters and the commands to access at several functions The adjustmen operations to be done by the specialized personnel are protected by means of numerical code...

Page 7: ... THE SCREEN WHOSE DIAMETER IS EQUAL TO PICTURE HEIGHT 1 2 3 CRT 14 0 28 mm pitch Phosphor EBU and P22 20 0 40 mm pitch Phosphor EBU and C Resolution 14 900 TV lines in the centre Resolution 20 900 TV lines in the centre Colour Temperature 6500º K 200º K IN ALL MEMORIES Black level Set to 0 5 Nit 10 APL WINDOW SIGNAL White level Set to 90 Nits 100 APL WINDOW SIGNAL Beam current limiting 180 Nit FLA...

Page 8: ...OUT FILTER WITH FILTER Kpb 0 5 1 K2T 0 3 1 2 Non lineality 1 Noise 100 Khz 5 Mhz 60 dB 1 2 6 CHROMINANCE Passband 1 3 Mhz EQUIBAND Saturation Control 6 dB Subcarrier oscilator lock in range 300 Hz Luminance chrominance delay 50 nS 1 2 7 GENERAL Environmental Characteristics Warm up 20 minutes to meet specifications Temperature range From 15 to 40 ºC TO MEET SPECIFICATIONS From 0 to 45 ºC OPERATING...

Page 9: ...istance it is recommended to use the original packing material in order to avoid damages during transport 1 3 2 Safety Information For electric shock protection it is necessary to connect the chassis to a protective ground to this purpose the earth ground terminal of the plug is directly connected to the metal part of the monitor green yellow wire Insert the power plug in a mating outlet with an e...

Page 10: ...omatically when the equipment is switched on It can also be activated manually from the front panel controls If the monitor is changed of location some colour impurities may occur due to the variation of the earth magnetic field This problem disappears by activating the degaussing circuit with the DEG key During the time this operation last avoid placing near the monitor items which have magnetic ...

Page 11: ...eliminating jumper in case it is necessary to avoid hum pickups due to the installation 1 3 7 Remote Control Connectors RS 485 Interface They are located at the rear of the video unit The connectors in loop through configuration are prepared for connection of the KROMA RK 5400 remote control These connectors are also useful for to update the futures software versions Configuration Terminal 1 S C 2...

Page 12: ...appear automatically a few seconds after the key press or when you press the ESC key 2 3 CAV KEY Similar operation to the previous cases but for selection of inputs in analog components RGB or YPrPb Upon pressing this key it will appear the message RGB or YPrPb that will disappear automatically a few seconds after the key press or when you press the ESC key 2 4 AUX KEY Similar operation to the CCV...

Page 13: ...an normal size and underscan reduced size at 95 This selection is possible as much being programmed the monitor with an aspect ratio 4 3 or 16 9 After to press this key will appear the following messages SIZE NORM 4 3 or SIZE U S 4 3 or SIZE NORM 16 9 or SIZE U S 16 9 The message disappears automatically from the screen 4 seconds after the last key press or when you press ESC 3 3 16 9 KEY This key...

Page 14: ...ition Full Band Width The monitor will present only the luminance without filter with all the complete band 3 7 AFC KEY This key switches in cyclic mode between fast or slow time constant in the capture of synchronism H When this key has been pressed will appear the message AFC FAST or AFC SLOW 3 8 DEG KEY Key to manually degauss the CRT of the monitor Indirect action by means of relay microproces...

Page 15: ...can be deactivated in the PROG FUNCTION menu 4 COMMAND KEYS FUNCTION 4 1 BLK KEY BLacK Level Bright By pressing of this key from the normal mode a message appears in the screen indicating the current value of the black level Brightness and if the value has been calibrated or not BLACK LEVEL 00 CAL or BLACK LEVEL 10 UNCAL starting from this instant are entered in the modification mode of this value...

Page 16: ...ance phase regarding to the burst in the decoder Because is a parameter of the NTSC system will only be permitted their modification when the active signal corresponds to this system The messages that could appear are HUE 00 CAL or HUE 3 UNCAL NO AVAILABLE if the connected signal is not NTSC 4 5 APT APERTURE It allows to control the transitory response of the luminance channel of the decoder in or...

Page 17: ...ERATION The STS key shows the menu of STATUS through the which gives up pass to all the sub menus which they allow to configure all the parameters and functions from the monitor 6 1 STATUS MENU When the STS key is pressed from the normal manner of operation the following menu will appear STATUS MENU MEM RECALL MEM STORE SET UP PROG FUNCTION PASSWORD EMBEDDED AUDIO SAFE AREA TECH MENU REMOTE Use Wh...

Page 18: ... 1 USER 3 SYSTEM Figure 3 In order to select the memory that is wanted to recover one must press CAL in order to transfer the content as active value 6 3 SET UP MENU From this menu it could be modified and adjust the parameters of the GRAY SCALE LL HL and intermediate values and the CALIBRATION values of BLCK CNTR SAT HUE VOL and APT When selecting this menu will appear the following sub menu SET ...

Page 19: ...puts S1 or S2 and the system will carry out an independent adjustment of any another input In this mode when you change a digital input the system will program the values of HLs and the LLs corresponding to the digital adjustment Consequently will note a better response of the monitor Independently of the type of input selected this should coincide with the DG54xx Once selected the inputs signal a...

Page 20: ...dentified with the model of a C R T and one of them has been reserved for the user 6 3 3 OPTION LEARN PROBE OPTION With this option you will store some characteristics of colorimetry in the meter in order to adjust other monitors in the same conditions For example if the conditions of brightness of your study modify the subjective perception of the color of the monitor or you prefer a tendency tow...

Page 21: ...or grey scale and the geometry Once selected this option will request the technical password with four digits code If correct we will enter in the following menu SET UP MENU Gray Scales Calibration Values Geometry Setup Cal wiht active data Figure 6 6 4 1 OPTION MENU GRAY SCALES By selecting this option you may carry out a manually adjustment of the current biasing levels of the cathode of the CRT...

Page 22: ...S MENU BLCK SAT CNTR HUE VOL APT Figure 8 The operation is the same as in the previous case the dashed lines of the right hand in lower part of screen when pressing CAL they will give the values of the variable However there are parameters with some particularities that are kept in mind 1 The Saturation SAT The monitor detects if you are viewing a NTSC system signal in whose case will modify the a...

Page 23: ...eter this will be selected with aid of the ORE and we pressing CAL key then will appear in the lower line of the menu the name and the value of the parameter at the moment it is updated in the monitor In the same way that in the previous menu the operation of both keys CAL and ESC are the same This option provides access to the adjustment of all the variables involved with the geometry alignment o...

Page 24: ...s selected the system presents displays a password menu where the key code can be chosen to change individualized for each user By defect all the monitors leave factory with the key code 1111 next it requests the new key code of access and a confirmation of this one In order to indicate in that phase of the process is the four dashed lines of the numerical clave code the password will be flashing ...

Page 25: ... Users PASSWORD Press CAL to introduce it t Figure 12 6 7 Option SAFE AREA MENU We understand for Safe Area a closed frame that defines an area The menu where you will find options in order to configure the safe area it is the following RESET S ÁREA BOTTOM SAFE AREA MENU DISABLED COLOR TOP MARGIN LEFT LEFT MARGIN RIGHT VIEW S AREA TOP Figure 13 Next they are detailed each one of the options of the...

Page 26: ...ctivated so much the Grid as the Safe Area it will have priority the Safe Area 6 7 2 Option TOP MARGIN The option TOP MARGIN determines the distance between the superior margin of the image and the superior border of the frame option TOP This parameter permits a more precise adjustment of the frame With aid of the ORE select TOP MARGIN and after press CAL key it will appear the Safe Area with the ...

Page 27: ...n color 6 7 5 Option VIEW S A It allows to make a preliminary viewing of the Safe Area during some seconds Later on go back to the menu SAFE AREA MENU 6 7 6 Option RESET S A If there is any problem with the form of the Safe Area or you want to start of some well known conditions then you select the option and press CAL so you will see the Safe Area during some seconds and you will memorize the ini...

Page 28: ... 7 9 Option TOP With this option you could to move the upper side of the frame towards up or down side The procedure of adjustment is identical to the LEFT option 6 7 10 Option BOTTOM With this option you could move the lower side of the frame towards up or down The adjustment procedure is identical to the LEFT option The adjustment for these last four options is showed in the following figure LEF...

Page 29: ...he memory the one we want to store and we press CAL In all the memory the technical key is asked for and while it stores the values appear message STORING in a Flashing way The mode ALL will allow to store all the data in all the user memories at one time 6 9 Option PROG FUNCTION In this menu some of the actions of the monitor can be configurated The menu configuration will have the following aspe...

Page 30: ... KEY option it is acceded to the following menu CHANNEL KEY CONFIGURATION MENU ACCESS EMBEDDED AUDIO MENU AUDIO OUTPUT SELECTION ANALOG AUDIO OUTPUT AES EBU AUDIO OUTPUT Figure 59 ACCESS EMBEDDED AUDIO MENU Making this selection it is transferred to the CHN key the AES EBU or Analog channels control by means of the optical encoder and CAL Key AUDIO OUTPUT SELECTION With this selection CHN key chan...

Page 31: ...re heightened and the luminance bandwidth is reduced to 5 MHz 6 9 6 Option GRID This option allows to generate a chess of white squares on the picture Their functionality is an approach in order to hide partially pictures with a reserved content Once selected this option with the ORE pressing CAL key the window will be activated changing to blue color From this point and using again the new optica...

Page 32: ...o or mono according to the color Reed stereo Green mono EMBEDDED AUDIO MENU GROUP 1 2 3 4 CH4 AES EBU OFF ANALOG 1 3 4 CH1 CH2 CH3 Figure 21 The AES EBU ANALOG output in the lower part it can be selected with the slider moving the ORE Pressing CAL Key we will be able to select the group and the wished channel 6 11 Option REMOTE MENU In this menu appears two options one of them is common to all the...

Page 33: ...on REMOTE MODE This option is associated to specific software version When the monitor is selected it is converted in a remote control If the monitor is not prepared in order to behave as remote when you press the CAL key on this option it won t have effect Because of the explanation of this option it is associated to a software version it will be included in a separated appendix 6 12 Option CONFI...

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