Leader Electronics Corp. LG 3803 Instruction Manual Download Page 34 | Manualshive

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5.6 UTILITY

Figure 5-9 Utility screen

Software Version

Displays the control software version. Provide the serial number
indicated on the rear panel and software number when contacting
us.

TS ROM Version

Displays the ROM pattern version.

Installed Unit

Displays the option installed.

• Config (F1)

Address of TCP/IP and GPIB is displayed. (Refer to Section 5.6.1)

• Pre. Group (F2)

There are 100 preset conditions (i.e., consisting of 10 groups, 10 conditions per group).
The range can independently be incremented and decremented for each group.

(Refer to Section 5.6.4)

• OOB Unit (F4)

Sets the LG 3803-01 unit (OOB) to enable or disable.

• Freq. STD (F5)

Selects the reference signal.

5-9

Get user manuals:

See SafeManuals.com

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Summary of Contents for LG 3803

Page 1: ...LG 3803 8VSB QAM SIGNAL GENERATOR INSTRUCTION MANUAL LEADER ELECTRONICS CORP Get user manuals See SafeManuals com ...

Page 2: ...2 Features 2 1 2 3 Specifications 2 2 2 3 1 Channel Coding Section 2 2 2 3 2 RF Signal Generator 2 2 2 3 3 Input Output Signal Sources 2 2 2 3 4 C N Generator Section 2 3 2 3 5 BER Counter Section 2 3 2 3 6 External Interface 2 4 2 3 7 Display Panel 2 4 2 4 General Specifications 2 4 3 PANEL DESCRIPTIONS 3 1 3 1 Front Panel 3 1 3 2 Rear Panel 3 4 4 LCD PANEL DESCRIPTION 4 1 4 1 Turning Power On an...

Page 3: ...fications 8 1 8 2 Interface Function 8 1 8 3 Interface Message Function 8 2 8 4 GPIB Address 8 2 8 5 Clear Reset 8 3 8 6 REMOTE LOCAL 8 3 8 7 Multiline Message Command 8 4 8 8 Program Message Format 8 4 8 9 Program Message Terminator 8 4 8 10 Program Code Format 8 4 8 11 Program Code List 8 5 8 12 Detail Program Code 8 7 9 ETHERNET 9 1 9 1 Connection 9 1 9 2 Operating with Personal Computer 9 1 10...

Page 4: ... necessary warnings and cautions used in this manual and on the product are there for safe operation Symbol The sections where this symbol is marked in this manual or instrument if not correctly performed or practiced could result in personal injury or cause serious danger to the instrument Misuse could also produce unintentional movement to create an operational impediment on the instrument or ot...

Page 5: ...wer cord The power frequency of the power line should be 50 60 Hz Warning on the Power Cord Use only the optional power cord that is attached to this instrument The use of the power cord other than that attached could cause fire hazard If the attached cord is damaged stop using it and contact your local Leader agent Should you use a damaged cord it could cause a shock or create a fire hazard When ...

Page 6: ...nt in and near the presence or storage locations of flammable explosive gasses or fumes could create an explosion and fire hazard Do not operate the instrument anywhere near such environments Avoid Insertions Do not insert metals or flammable objects or drop liquid on or into the instrument To do so could cause fire shock malfunction and create a dangerous accident hazard Warning while Operating W...

Page 7: ...ormed When service or calibration is required contact your local Leader agent Routine Maintenance Remove the power cord plug from the socket when cleaning the instrument Avoid the use of thinner or benzene solvents for cleaning cases panels and knobs since this might remove the paint or damage plastic surfaces Wipe cases panels and knobs lightly with a soft cloth damped with neutral detergent Do n...

Page 8: ...s been improperly repaired adjusted or modified by personnel other than a factory trained Leader representative 3 Repair of malfunctions or damages resulting from improper use 4 Repair of malfunctions caused by devices other than this instrument 5 Repair of malfunctions or damages without the presentation of a proof of purchase or receipt bill for the instrument 1 2 Operating Precautions WARNING 1...

Page 9: ...al attenuator may be burned out Do not apply 5 Vp p or greater signal to the output connector If 2V or greater DC component is superimposed block it using a capacitor 1 2 4 Backup of Control Settings This instrument retains the panel settings even when the power is turned off The setting can be recalled when the power is turned on When the instrument is left for five years without supplying power ...

Page 10: ... environments Do not place the instrument in the high humidity environment e g bathroom near a humidor Operating humidity range 85 RH without condensation Dusty environments 1 2 6 Mechanical Shock To prevent damage to the precise components used in this instrument be careful not to expose the instrument to other forms of severe mechanical shock 1 2 7 About Network The remote control capability ope...

Page 11: ...check entire system In addition to the digital terrestrial TV broadcasting this instrument can also be used for the CATV Such features are ideal for the production line of STB and tuners Arbitrary modulation system settings The modulation system can be arbitrary set via the front panel controls The QVGA LCD graphically displays the setting conditions Encoding modulation MPEG 2 TS in realtime The M...

Page 12: ...onics 30 dBc Spurious 50 dBc 2 3 3 Input Output Signal Sources 1 Internal Signal Pseudo Random Signal PN23 Still Picture Pattern Color bar ramp monoscope 1 Screen Size 16 9 1920 x 1080i 1280 x 720p 704 x 480i 1 4 3 704 x 480i 1 Sound Tone 1 kHz LR 400 Hz LR 1 kHz L 400 Hz R 1 1 Specifications are subject to change without notice 2 DVB ASI Input Input Connector BNC Input Impedance 75 Ω Input Level ...

Page 13: ...Input Level LVTTL 3 3 V Input Signal SYNC VALID CLOCK DATA 8 TS Clock Output Output Connector BNC Output Impedance 50 Ω Output Level TTL Output Frequency 8VSB 2 424083 MHz 64QAM 3 371294 MHz 256QAM 4 851338 MHz 2 3 4 C N Generator Section C N Variable Range 0 to 31 dB Setting Resolution 0 1 dB On Off Selectable 2 3 5 BER Counter Section 1 Input Section Packet Length 188 bytes Input Connector DVB S...

Page 14: ...240 Amphenol Remote Function Recalling of preset memory INC DEC Input Level TTL 2 3 7 Display Panel LCD 5 7 QVGA 320 x 240 TFT color 2 4 General Specifications Environmental Conditions Operating Temperature 0 to 40 C 5 to 40 C OP70 installed Operating Humidity 85 RH without condensation Spec Guaranteed Temperature 10 to 35 C Spec Guaranteed Humidity 85 RH without condensation Operating Environment...

Page 15: ...e functions are displayed on the LCD panel 4 MENU keys Set functions Six keys are provided CODING Selects broadcasting system input source modulation parameter etc NOISE Selects noise signal on off Sets the CN value CHANNEL Sets the RF output channel The channel can also be set in frequency LEVEL Sets the output level BER Controls and sets the Bit Error Rate BER UTILITY Sets the various setting 5 ...

Page 16: ... PID value between 0 and F when data is input in hexadecimal numbers Difference between Up F2 Down F4 keys and keys F2 F4 keys Increments and decrements the value by preset step size keys Increments and decrements the value by preset step size Holding down this key continuously changes the value keys Moves the arrow to the PID number to be selected in external input mode When entering PID value he...

Page 17: ...hen the LG 3803 01 unit is connected 19 REMOTE key REMOTE Switches the remote control mode to local control mode This key is disabled in local control mode 20 RF OUTPUT connector CAUTION Outputs RF signal Refer to Section 2 3 2 RF Signal Generator for specifications 21 Option compartment Compartment to install the Moving Picture Option OP70 3 3 Get user manuals See SafeManuals com ...

Page 18: ...for BER measurement in serial connection This connector is only used when the Serial 4 Wire is selected on the screen 26 Serial BER DATA signal input connector BER SERIAL INPUT DATA Used for BER measurement in serial connection 27 Serial BER VALID signal input connector BER SERIAL INPUT VALID Used for BER measurement in serial connection This connector is only used when the Serial 4 Wire is select...

Page 19: ...n and return operations for the preset value Refer to Chapter 7 REMOTE CONTROL 35 GPIB connector GPIB interface connector 36 AC INPUT AC power inlet The accessory power coed should be used The AC voltage range is 90 to 250 V Refer to Section 1 2 1 Line Voltage and Fuse for detail 37 FUSE CAUTION The mains fuse is installed Use only the fuse of correct type and rating for replacement Refer to Secti...

Page 20: ...etting screens The followings describe the typical screens Top Screen 3 2 5 12 8 7 6 1 4 9 10 11 13 Figure 4 1 Top screen 1 Screen title Indicate the top Status screen 2 Unit information Indicate the setting parameter of this instrument or OOB 3 Group Displays the preset group number 4 TS signal selection Selects the TS to be used 5 Carrier modulation Current Displays the carrier modulation settin...

Page 21: ...ys except the Address PRESET and RECALL keys All Disables all keys About top screen The top screen displays the titles See each setting screen for detail The top screen is displayed when one of the following operations are performed 1 Immediately after the power is turned on 2 UP MENU key is held down for at least one second 3 ADDRESS key is pressed 4 Preset status is recalled by using the RECALL ...

Page 22: ...so monitored The alarm is displayed in the following status 1 No signal is input 2 When the signal other than transport stream MPEG 2 TS is input 3 When five packets or more packets except 0x47 are continuously received at the header byte position F STD Monitors the reference signal The alarm is displayed in the following status 1 No signal is applied 2 Input signal frequency exceeds the PLL lock ...

Page 23: ...Selection status Use the corresponding key when changing the settings The selected item is displayed in white character on the blue background Pressing the key sequentially selects the item 17 Disabled function Items displayed in gray title is currently disabled or optional functions 18 Function Displays the functions assigned to the F1 to F5 keys When is displayed on the bottom of the function di...

Page 24: ...eset by using the F3 key The or key in the DATA ENTRY can also be used as well Operation procedure 1 Pressing either key in the MENU group enters the setting screen 2 To return to the upper hierarchical layer press the UP MENU key Press this key repeatedly to return to the uppermost hierarchical layer 3 Holding down the UP MENU key for at least one second any hierarchical layer returns to the top ...

Page 25: ...lects the CW on off Refer to Section 5 1 NOISE Sets the CN level value Sets the CN addition on off Refer to Section 5 2 CHANNEL Sets the RF output channel or RF frequency Refer to Section 5 3 LEVEL Sets the output level Refer to Section 5 4 BER Controls the BER measurement function Sets the threshold level for GO NO GO judgement Refer to Section 5 5 UTILITY Sets the various setting Refer to Sectio...

Page 26: ...ess other key in the MENU or hold down the UP MENU key to return to the top screen status display Source F1 Selects the input source Refer to Section 5 1 1 Modulation F2 Selects the broadcasting system or modulation mode Interleave F3 Selects the interleave mode This key is only enabled when the Modulation is set to 64QAM or 256QAM CW F5 Switches the output signal modulated signal or carrier wave ...

Page 27: ...video and sound signals stored in the ROM External SPI TS input to the SPI connector on the rear panel is used External ASI TS input to the ASI connector on the rear panel is used Internal TS of HDD on DVD is used when the Moving Picture Option OP70 is installed Null Packet Filter F4 This key is only enabled when the External i e SPI ASI is selected The packet with 0x1FFF PID is filtered off from ...

Page 28: ...ll field ramp pattern Monoscope Monoscope pattern Video Format F4 Selects the size of patterns listed above 1920 x 1080 16 9 1280 x 720p 16 9 704 x 480i 16 9 704 x 480i 4 3 Audio F5 Selects the sound pattern 1 kHz L R Tone signal 1 kHz for both left and right 400 Hz L R Tone signal 400 Hz for both left and right 1 kHz L 400 Hz R Tone signal 1 kHz for left 400 Hz for right The pattern pattern size ...

Page 29: ...ep Size F3 Sets the step size for Up and Down operations Down F4 Decrements the C N value by preset step size within the acceptable range C N Addition F5 Sets C N on off The C N value can be directly entered by using the numeric keypad or changed by using the Up F2 and Down F4 keys 5 4 Get user manuals See SafeManuals com ...

Page 30: ...uency by preset step size within the acceptable range Input Item F5 Selects setting range and method of the RF frequency Air Channel Use to set channel directly USA 2 to 83 ch KOREA 2 to 12 21 to 83 ch CATV Channel Use to set CATV channel directly USA STD C2 to C135 ch USA IRC C1 to C135 ch USA HRC C1 to C135 ch KOREA C1 to C41 ch Fequency Sets the CHANNEL in frequency The CHANNEL or FREQUENCY can...

Page 31: ...ceptable range Step Size F3 Sets the steps for Up and Down operations Down F4 Decrements the level value by preset step size within the acceptable range The LEVEL can be directly entered by using the numeric keypad or changed by using the Up F2 and Down F4 keys 5 6 Get user manuals See SafeManuals com ...

Page 32: ... or output level value by preset step size within the acceptable range Select F5 Selects the item by pressing the up F2 or Down F4 keys in the DATA ENTRY group This function enables only when the C N is set on The setting value can be directly entered by using the numeric keypad or changed by using the Up F2 and Down F4 keys Notes on using BER function The BER measurement mode is only enabled unde...

Page 33: ...ts the lower threshold value close to 1 in GO NO GO judgement mode Settable range 0 00E 0 1 00E 9 to 9 99E 1 Measurement Cycle The measurement cycle can be set in 0 1 second steps The values can be directly entered by using the numeric keypad 1 When no signal is input to the SPI connector or there is asynchronous error on the TS the alarm lights on the top screen 2 When measurement starts the top ...

Page 34: ...Unit Displays the option installed Config F1 Address of TCP IP and GPIB is displayed Refer to Section 5 6 1 Pre Group F2 There are 100 preset conditions i e consisting of 10 groups 10 conditions per group The range can independently be incremented and decremented for each group Refer to Section 5 6 4 OOB Unit F4 Sets the LG 3803 01 unit OOB to enable or disable Freq STD F5 Selects the reference si...

Page 35: ...IG Figure 5 10 CONFIG screen TCP IP F1 Sets the IP Address Subnet Mask and Default Gateway Refer to Section 6 5 2 GPIB Adr F2 Sets the GPIB Address Refer to Section 6 5 3 5 10 Get user manuals See SafeManuals com ...

Page 36: ...ct F5 Selects the item that inputs the numeric value The values can be directly entered by using the numeric keypad Notes on TCP IP setting The setting conditions will be recalled when the power is turned on 5 11 Get user manuals See SafeManuals com ...

Page 37: ...B Adr Down F4 Decrements the GPIB ADDRESS within the acceptable range The setting value can be directly entered by using the numeric keypad or changed by using the Up F2 and Down F4 keys Notes on GPIB ADDRESS setting The setting conditions will be recalled when the power is turned on 5 12 Get user manuals See SafeManuals com ...

Page 38: ...ements the Group No within the acceptable range Group No Down F4 Decrements the Group No within the acceptable range Begin End Select F5 Selects the item that inputs the numerical value of the beginning and the end number The setting value can be directly entered by using the numeric keypad or changed by using the Up F2 and Down F4 keys 5 13 Get user manuals See SafeManuals com ...

Page 39: ...the memory card to internal memory 5 7 Internal Settings 5 7 1 Setting Calendar Change to the super user then login with telnet The ID and password are lg3803 Lowercase letters can only be used data Enter month date hour minute and second as follows Example to set 2005 1 31 14 00 28 su enter root enter work script hwdate 013114002005 28 enter hwclock systohc localtime enter 5 14 Get user manuals S...

Page 40: ...the PRESET column or enter address by using the numeric keypad 3 Press the ENTER key to enter data 4 Pressing the RECALL key recalls data 6 2 GROUP Up to ten groups can be set Preset data can easily be used by incrementing or decrementing the preset range for each group Setting group to be used 1 Press the Pre Group F1 key on the UTILITY screen to enter group setting screen 2 Press the Preset Grou...

Page 41: ... GND GND About REMOTE CONTROL connector Do not apply external voltage to the output pins except Alarm pin All pins are pulled up to 3 3 V When externally control this instrument do not apply voltage exceeding 5 0 V or negative voltages Recalling preset conditions via the REMOTE CONTROL connector The preset conditions between the Begin and End address can be recalled by using the INC DEC pins The I...

Page 42: ...pecifications Standard Conforms to ANSI IEEE Std 488 1 1978 LSI Used TMS9914A or equivalent Code ASCII 8 2 Interface Function Table 8 1 Interface function Function Subset Description Source Handshake SH1 All functions Acceptor Handshake AH1 All functions Talker T8 Basic talker function canceling talker specified by listener Listener L4 Basic listener function canceling listener specified by MTA Se...

Page 43: ...UL SPC 0 P p 1 GTL 1 A Q a q 2 2 B R b r 3 3 C S c s 4 SDC DCL 4 D T d t 5 5 E U e u 6 6 F V f v 7 7 G W g w 8 8 H X h x 9 9 I Y i y A LF J Z j z B K k C L l D CR M m E N n F UNL O _ UNT o Talk address Listen address Universal command group Address command group 8 4 GPIB Address Settable Range 1 to 30 Setting Procedure Refer to Section 5 6 3 8 2 Get user manuals See SafeManuals com ...

Page 44: ...ys the top screen regardless of the display before turning power off 8 6 REMOTE LOCAL The remote or local control mode can be selected by using the system controller and REMOTE key Either remote or local control mode is always selected Each status is described below 1 Local control mode The local control mode is selected under the following conditions a Power is turned on Immediately after the ins...

Page 45: ...ing this instrument via the GPIB interface send the program codes from the controller to this instrument The program message consists of a single or multiple program codes The program code consisting of up to 255 bytes including delimiter per each program message in ASCII code can be received If the program code contains unspecified header or parameter outside the settable specified range this pro...

Page 46: ...hold value 10 BL ne 0 00E 0 to 9 99E 1 Setting lower limit of BER threshold value 11 BI p 0 1 to 3600 0 Setting BER measurement interval 0 1 sec 12 CH n Setting channel CH 13 RF i 50 000 to 900 000 Setting RF frequency MHz 14 FU Frequency UP 15 FD Frequency DOWN 16 DF n 0 to 5 Selecting digit of the frequency to be set 17 LM i 100 0 to 13 0 Setting output level dBm 18 DU Output level UP 19 DD Outp...

Page 47: ...g setting status of lower limit for BER threshold value ne 11 BI Reading setting status of BER measurement interval n p 12 CH Reading setting status of channel n 13 RF Reading setting status of RF frequency i 14 DF Reading setting status of digit to be set n 15 LM Reading setting status of output level i 16 DL Reading setting status of digit to be set n 17 CK Reading selection status of reference ...

Page 48: ...on mode SY Function Selecting and querying modulation mode Syntax SY_n Setting reply SY_ Query n Modulation Mode Selection 0 8VSB 1 64QAM 2 256QAM 2 Selecting TS input TS Function Selecting and querying TS for channel coding Syntax TS_n p q r Setting reply TS_ Query In this program code the amount of consequent data depends on n selected n TS Input Selection 0 PN 1 External ASI 2 External SPI 3 In...

Page 49: ... 3 704 x 480i 4 3 r Sound Pattern 0 L 1 kHz R 400 Hz 1 L R 1 kHz 2 L R 400 Hz 1 For PN TS_0 PN 2 For ASI SPI TS_1 0 ASI MPEG 2 TS 3 For ROM TS_5 1 0 2 Ramp 1920x1080i 400 Hz 4 For Internal TS_3 At setting Reply for TS_ 3 0 Setting of n and following data are ignored when they are not matched When playing back TS from HDD or DVD setting the TS command forcibly stops playback operation 8 8 Get user ...

Page 50: ...nt steps Syntax CU Setting 6 Decrementing C N value CD Function Decrementing C N value in current steps Syntax CD Setting 7 Setting preset steps for C N value CL Function Setting preset steps for incrementing and decrementing C N value Syntax CL_n Setting reply CL_ Query n C N Value Steps 0 0 1 1 1 0 2 10 0 8 Setting BER measurement BO Function Setting and querying BER measurement Syntax BO_n Sett...

Page 51: ...upper limit of BER BU Function Setting and querying upper limit for GO NO GO judgement Syntax BU_ne Setting reply BU_ Query BER upper value ne Exponential format of 0 00E 0 This program code can only be used when the Source on the TS Source screen is set to PN When the value set is below the current lower limit the value is ignored due to handles as an error 12 Setting lower limit of BER BL Functi...

Page 52: ... channel n IRC IRC setting of USA CATV channel n HRC HRC setting of USA CATV channel This program code is ignored when querying channel set in frequency 15 Setting RF frequency RF Function Setting and querying RF frequency Syntax RF_i Setting reply RF_ Query i RF frequency 50 000 to 900 000 MHz effective down to three digits after decimal point This program code is ignored when querying channel se...

Page 53: ...etting reply LM_ Query i Output level 13 0 to 100 0 dBm Effective down to one digit after the decimal point 20 Incrementing output level DU Function Incrementing output level in current steps Syntax DU Setting 21 Decrementing output level DD Function Decrementing output level in current steps Syntax DD Setting 22 Setting output level in current steps DL Function Setting and querying increment decr...

Page 54: ... memory RC Function Reading preset values of specified number Syntax RC_n Setting n Preset number 0 to 99 26 Incrementing preset number RU Function Incrementing preset number Syntax RU Setting 27 Decrementing preset number RD Function Decrementing preset number Syntax RD Setting 28 Preset return RR Function Returning preset number to top Syntax RR Setting 29 Selecting group GR Function Setting and...

Page 55: ...mber 0 to 9 p Begin address 0 to 98 q End address 1 to 99 The address numbers should be begin address end address 31 Setting modulation CW Function Setting and querying modulation Syntax CW_n Setting reply CW_ Query n Modulation 0 Modulation output 1 CW carrier output 8 14 Get user manuals See SafeManuals com ...

Page 56: ...lg3803 When Password is displayed enter lg3803 The login name and password cannot be changed Prefix rem to the command listed in Tables 8 4 and 8 5 for run the system Attach after the command to read setting value Example 1 When setting the frequency to 500 MHz output level to 60 dBm proceed as follows rem RF 500 ENTER rem LM 60 ENTER is a space Enter a space between header and data code Example 2...

Page 57: ...e terms of the GNU General Public License http www gnu org copyleft gpl html When the source code is required contact your local Leader agent NOTE 1 We do not guarantee and support software distributed under the terms of the GNU General Public License 2 We are not responsible for modifying and distributing this program on your side 3 You will be charged upon placing your order Jun 3 2005 05060 001...

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