Home

LG 3803 User's Manual

Contents

1. 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 Internal OP70 4 Reserve Not used 5 ROM 3 is only enabled when the Moving Picture Option OP70 is installed For external ASI or external SPI p TS Type Selection 0 MPEG 2 TS 1 Reserve Not used 8 7 For Internal OP70 installed Reply only no setting is required p Drive Used 0 HDD 1 DVD For ROM p Pattern Selection 0 Color Bar 1 Ramp 2 Monoscope q Screen Size Selection 0 1920 x 1080i 16 9 1 1280 x 720p 16 9 2 704 x 480i 16 9 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 3 For ROM TS_5 1 0 2 ASI MPEG 2 TS Ramp 1920x1080i 400 Hz 4 For Internal TS_3 At setting Reply for TS_ 3 0 Setting of n playback operation and following data are ignored when they are not matched When pla
2. 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 Service Request SRO No function Remote Local RL2 No LLO function Parallel Poll PPO No function Device clear DC1 All function Device trigger DTO No function Control CO No function El Open collector driver is used State driver is used for EOI and DAV however 8 1 8 3 Interface Message Function Table 8 2 Interface message and ASCII code pt 0 1 2 3 4 5 6 Lower 4 bits ASC MSG ASC MSG ASC MSG ASC MSG ASC MSG ASC MSG ASC MSG ASC MSG 0 NUL SPC 0 P p 1 GTL 1 A Q a q 2 s 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 amp 6 F V f v 7 T G W g Ww 8 8 H X h x 9 9 Y i y A LF J Z j Z B K k C f lt L l D CR M m E gt N A 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 8 5 Clear Reset The Clear and Reset modes can be controlled by using the commands The followings describe t
3. 8VSB QAM BER Setup gt gt gt BER i NO GO e lt Range 0 0 31 0 gt cin 0 0 dB a lt Range 100 0 13 0 gt Down Level 0 0 dBm Level Step Size PTI dB Step Select Figure 5 7 BER setting and measurement Step Size e BER Setup F1 Sets the BER measurement conditions Refer to Section 5 5 1 Up F2 Increments the C N or output level value by preset step size within the acceptable range Step Size F3 Selects the steps for C N or output level Down F4 Decrements the C N or output level value by preset step size within the acceptable range e Select F5 Selects the item by pressing the 1 1 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 1 Up F2 and Down F4 keys Notes on using BER function The BER measurement mode is only enabled under the following conditions PN is selected for TS Source 5 7 5 5 1 BER SETUP BER SETUP L 2 8VSB QAM Interface Interface Serial 2 Wire serial 4 Wire Limit Upper 0 00 E 0 Lower 0 00 E 0 Value Input Measurement Cycle 0 0 s Select Figure 5 8 BER SETUP screen j e Interface F2 Selects the TS input for BER measurement Parallel Use the SPI connector Se
4. 30 Setting group GS Function Setting and querying group Syntax GS_n p q Setting reply GS_n_ Query n Group number 0 to 9 p Begin address 0 to 98 q End address 1 to 99 The address numbers should be begin address lt end address 31 Setting modulation 0 CW Function Setting and querying modulation Syntax CW_n Setting reply CW_ Query n Modulation 0 Modulation output 1 CW carrier output 8 14 9 ETHERNET 9 1 9 2 Connection When constructing the network system via the ETHER connector use a STP cable conforming to 100BASE TX standards Use a straight cable when connecting the network via a hub Use a cross cable when connecting a personal computer Network manager should set the TCP IP of this instrument according to your local network environments Operating with Personal Computer Use the TELNET when remotely controlling the LG 3803 by using a commuter To startup the TELNET refer to the personal computer instruction manual Starting TELNET with the Windows 2000 Select TELNET from the START menu 2 When IP address assigned to the LG 3803 is 192 168 0 1 enter TELNET 192 168 0 1 The LG 3803 and TELNET is now connected When TELNET is started login is displayed Enter lg3803 When Password is displayed enter Ig3803 The login name and password cannot be changed Prefix rem to the command listed in Tables 8 4 and 8 5
5. Input Packet Format 188 bytes Applicable Stream MPEG 2 TS ISO IEC 13818 1 Input Data Rate 25 Mbps max 5 FREQ STD Input Input Connector BNC Input Impedance 50 Q Input Level 0 8 Vp p Input Frequency 10 MHz 6 FREQ STD Output Output Connector BNC Output Impedance 50 Q Output Level 4 dBm Output Frequency 10 MHz 7 4 Wire Serial BER Input Input Connector BNC Input Level LVTTL 3 3 V Input Signal SYNC VALID CLOCK DATA 8 TS Clock Output Output Connector BNC Output Impedance 50 Q Output Level TTL Output Frequency 8VSB 2 424083 MHz 64QAM 3 371294 MHz 256QAM 4 851338 MHz C N Generator Section C N Variable Range 0 to 31 dB Setting Resolution 0 1 dB On Off Selectable BER Counter Section 1 Input Section Packet Length 188 bytes Input Connector DVB SPI connector serial input 2 GO NO GO Function Threshold Settings Upper and lower limits of BER GO NO GO Indication Displays GO NO GO on the screen 2 3 2 3 6 External Interface 1 Memory Card Interface Memory Card Compact flash card CFA TYPE l Function Updating firmware changing internal TS ROM 2 ETHER Interface Specifications 10BASE T or 100BASE TX Function Setting this instrument reading status 3 GPIB Specifications ANSI IEEE Std 488 1 1987 Function SH1 AH1 T8 L4 SRO RL2 PPO DC1 DTO CO E1 4 USB Interface 3 PANEL DESCRIPTIONS 3 1 Front Panel E E 0006 6000609 Figure 3 1 LG 3803 front
6. Size Step 4 Down Input Item Frequency lt Input Range 50 000 900 00 gt Input Item Figure 5 5 Channel or Frequency setting screen e Country F1 Selects the channel tables of USA or KOREA Up F2 Increments the channel or frequency by preset step size within the acceptable range Step Size F3 Sets the steps for Up and Down operations Selectable only when frequency is set Down F4 Decrements the channel or frequency 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 USAHRC C1 to C135 ch KOREA C1 to C41 ch Fequency Sets the CHANNEL in frequency The CHANNEL or FREQUENCY can be directly entered by using the numeric keypad or changed by using the 1 Up F2 and Down F4 keys 5 5 5 4 LEVEL BYSB QAM Figure 5 6 Level setting Up F2 Increments the level value by preset step size within the acceptable range Step Size F3 Sets the steps for Up and Down operations e 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 1 Up F2 and Down F4 keys 5 6 5 5 BER BER L 1
7. The remote control mode is enabled when the REN is in the truth state and this instrument is set to the listener The REMOTE LED lights In remote control mode all front panel keys except the POWER switch and REMOTE key are disabled The instrument can be controlled via the ETHER connector The REMOTE CONTROL connector can also be used to control this instrument When the GPIB capability is enabled do not connect the equipment e g personal computer to the ETHER or REMOTE CONTROL connector 8 3 8 7 Multiline Message Command Table 8 3 lists the multiline message command types and a reply to each command Table 8 3 Reply of multiline message command Type Name Description Reply DCL Clearing GPIB buffer Yes SPE Setting serial polling to State No Universal SPD Clearing serial polling No Command PPU Clearing parallel polling No LLO 3 Program message unit separator Use a semicolon 3Bh in ASCII code when transfers multiple messages simultaneously 4 Program data separator Use a comma 2Ch in ASCII code to delimit multiple parameters 8 11 Program Code List Table 8 4 Setting code list Header Data Description Unit 1 SY n 0 to 2 Selecting modulation mode n 0to5 Selecting TS input 2 TS p 0to2 Type of TS input or ROM video pattern q 0to3 ROM screen size r 0 to2 ROM
8. between the Begin and End address can be recalled by using the INC DEC pins The INC DEC and RETURN pins are Low active Assert for at least one second After setting is performed wait for at least one second for the next setting x GO NO GO output pins e Outputs TTL High or Low for GO NO GO judgement Alarm output pin e Outputs OR of three types of alarms displayed on the top screen in negative logic Since the open collector output is used pull up the circuit for connection Operation while using GPIB and Ethernet The REMOTE CONTROL connector is enabled even when operating the instrument via the GPIB in remote control mode and Ethernet When the REMOTE CONTROL connector is not used disconnect any equipment from the connector 7 1 8 GPIB Since this instrument provides the GPIB IEEE 488 connector as standard major functions can be remotely controlled via the GPIB interface 8 1 8 2 Note The GPIB capability of this instrument is confirmed by using the GPIB board PCI GPIB PCMCIA GPIB manufactured by National Instruments Corporation NI If other than the board mentioned above is used operation may differ from the instructions in this manual Therefore the board mentioned above should be used when controlling this instrument Specifications Standard Conforms to ANSI IEEE Std 488 1 1978 LSI Used TMS9914A or equivalent Code ASCII Interface Function Table 8 1 Interface function
9. connect only to the rated power line voltage Excess voltage may cause fire Confirm the voltage of the commercial power line before connecting the AC power 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 you pull out the cord be sure to hold it by plug and pull from the socket not by holding the cord wire Warning on Fuse When the fuse is melted the instrument stops operation If the fuse melted turn off the power switch and disconnect the power plug from the socket If you change the fuse while the cord is connected to the socket it could cause a shock hazard Only use the specified type and rated current and voltage fuses If the cause for melting fuse is unclear or if you suspect there is damage to the instrument or if you have no proper fuse at hand please contact your local Leader agent GENERAL SAFETY SUMMARY AN WARNING E Warning on Installation Environments O About the Guaranteed Operating Temperature Range Operate the instrument between the temperature range of 0 to 40 C Operating the instrument at higher temperatures could cause a fire hazard Ra
10. 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 O RF O 500 ENTER rem O LM O 60 ENTER Llisaspace Entera space between header and data code Example 2 When reading the channel being set proceed as follows rem O CHO ENTER Enter a space between header data code and Notes on using Ethernet This instrument can be controlled via the Ethernet even when operating via the GPIB interface or REMOTE CONTROL mode is in operation When Ethernet is only used disconnect other cables Windows is a registered trademark of Microsoft Corporation Operation of this instrument is confirmed by using Windows 2000 SP2 however the system may operate incorrectly depending on the personal computer environments 9 1 10 MAINTENANCE The LG 3803 is designed to operate stably under normal handling If you have questions regarding calibration and service contact your local Leader agent E Open Source This instrument partially uses the open source distributed under the 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 yo
11. EM Figure 5 1 Coding screen This screen is used to select the modulation mode and TS signal and to set items related to channel coding To exit settings press other key in the MENU or hold down the UP MENU key to return to the top screen status display e Source F1 Selects the input source Refer to Section 5 1 1 e Modulation F2 Selects the broadcasting sy52245927o0 dulation mod 5 1 1 Source The TS source can be selected by pressing the Source F1 key on the Coding L 1 screen Notes on selecting TS_source e The receiver is temporary unlocked when TS source each pattern stored in the ROM PN SPI ASI is switched since the coding circuit is reset e When the external TS SPI ASI is selected reception capability is disabled if TS INPUT alarm lights on the top screen or TS exceeding allowable rate is input SOURCE L 2 SOURCE L 2 8VSB QAM SS EAN TS Source TS Source TS Source PN TS Source ROM External lt Input SPI gt External lt Input SPI gt External lt Input ASI gt External lt Input ASI gt i Null Packet Filter Null Packet Filter Off On Null Packet Filter EN On PCR Update Off On PCR Update PCR Update Pon PCR Update Figure 5 2 TS source selection screen e TS Source F2 Selects the TS input to be used PN Pseudo random signal in PN23 ROM Modulates and out
12. ESET number LED brinks 3 Specify the address to store data by pressing the 1 or key in the PRESET column or enter address by using the numeric keypad 4 When the address is directly set by using the numeric keypad press the ENTER key 5 Pressing the STORE key stores data There are two methods to recall the setting conditions e Direct recall To recall the desired memory number press the T or key in the PRESET group e Specifying address 1 Press the ADDRESS key The PRESET number indicator LED brinks 2 Specify the address to store data by pressing the 1 or key in 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 e 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 Group F5 key to select the desired group number e Setting preset range 1 Select the group number on the group setting screen 2 Press the No Input F2 key to enter preset number setting screen then set the Begin and End numbers The End number must be larger than the Begin number e Recalling preset data 1 Press the 1 or key or the numeric keypad to specify the number to recall data Refer to Section 4 5 Use the preset numbe
13. K gt NEXT lt 1 lkeys gt Increments and decrements numeric data i e level channel frequency CN e Moves the arrow to the PID number to be selected in external input mode Increments and decrements the PID value between O and F when data is input in hexadecimal numbers Difference between Up F2 Down F4 keys and 1 keys F2 F4 keys Increments and decrements the value by preset step size T keys Increments and decrements the value by preset step size Holding down this key continuously changes the value lt lt gt keys gt e Moves the arrow to the PID number to be selected in external input mode When entering PID value hexadecimal numbers pressing the key enters the value at the current digit then moves to the next digit pressing the key cancels the value at the current digit then returns to the previous digit ALL CLEAR key Clears input data i e numeric data hexadecimal data PRESET display Displays the last selected preset number ADDRESS key Specifies the address to be stored or recalled STORE key Stores the current setting in the address 3 2 6 E RECALL key Recalls the setting conditions in the specified address tT l key Increments and decrements the specified address UNIT key UNIT Selects either this instrument or OOB when the LG 3803 01 unit is connected REMOTE key REMOTE Switches the remote control mode to local control mode
14. LG 3803 8VSB QAM SIGNAL GENERATOR INSTRUCTION MANUAL LEADER ELECTRONICS CORP TABLE OF CONTENTS GENERAL SAFETY SUMMARY ssssssssssssesssssssssssssessseeseceecsessnsnnnmnssesesseceeeecsssnnnnnunnessesee TE INTRODUCTION ara te ape tad Gate E E E a al VA Scope of WT tilo is 12 Operating Precautions ssia a ates ni aa sacandoteldtSacaa E aaa mses i ei 1 2 1 Line Voltage and Fuse socia dunra nnenadcetsesesaeset 1 2 2 Maximum Input Voltage codi id Seed eet eds 1 2 3 Reverse Voltage Excessive Voltage 2 ccecccsececccceeeeeedeeeeeeceeeneeeeeeeseeees 1 2 4 Backup of Control Settings seccccisccstcescccee ec arar iia 120 Installations a cdas 1 20 Mechanical ono ne NO a aitaa ed C2 ADU NEW Ca i n 2 SPECIFICATIONS e n AA AAA EEE a ZA A A EEE A A T A O A NE PAPAN LO E E EAA E Mae ites ias 2 3 Specifications A A A A is eE 2 3 1 Channel Coding Section ito 23 2 RF Signal G nerat t ot as 2 3 3 Input Output Signal SOULCES cece cee cceecceeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeteeeeeeees 2 3 4 C N Generator Section oooconccccininicnciceninenineninnnnnnnnnennnennnnnnnnnnnnnnennnnnnnnnninnns 2 3 5 BER Counter Section cccccccccccccccccceceeeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeseness 2 3 6 External INterface ooooooncionncinicinnccncconicenicenicnnineninnnnnoninnnnnnnnnnnnnnnnnnninnnnneninnns 2 3 7 Display RMS ii e Sa 24 General Specificati0NS oooooonncinnninnnnnnconoccnoccncccnnrnnnrnnnr
15. R counter can perform BER measurement of receivers and tuners with a signal unit In addition to the internal TS signal the external MPEG 2 TS can be used to evaluate video and sound quality Such powerful features are ideal for total evaluation of a reception system Features e All in one This instrument features the signal generator capability and BER measurement capability in a single package The BER function is used to measure the front end section the broadcasting MPEG 2 TS function is used to visually check entire syste 2 3 Specifications 2 3 1 Channel Coding Section 1 Broadcasting system 2 Modulation system 2 3 2 RF Signal Generator 1 Frequency Range Resolution Channel Accuracy 2 Output Range Resolution Impedance Level Accuracy Output Connector Harmonics Spurious Digital Terrestrial ATSC A 53B CATV ITU T J 83 annex B 8VSB 64QAM 256 QAM 50 to 900 MHz 1 kHz set in frequency USA KOREA 0 4 x 10 100 to 13 dBm into 50 Q 0 1 dB 50 Q 1 dB at 0 dBm C N off N type 30 dBc 50 dBc 2 3 3 Input Output Signal Sources 1 Internal Signal Pseudo Random Signal Still Picture Pattern Screen Size 16 9 4 3 Sound Tone PN23 Color bar ramp monoscope 1 1920 x 1080i 1280 x 720p 704 x 480i 1 704 x 480i 1 1 kHz LR 400 Hz LR 1 kHz L 400 Hz R 1 1 Specifications are subject to change 2 3 4 2 3 5 4 ASI SPI Input Specifications
16. This key is disabled in local control mode RF OUTPUT connector N caution Outputs RF signal Refer to Section 2 3 2 RF Signal Generator for specifications Option compartment Compartment to install the Moving Picture Option OP70 3 3 3 2 22 Rear Panel Figure 3 2 LG 3803 rear panel FREQ STD 10 MHz INPUT connector Accepts the external reference signal Apply 10 MHz reference signal when operating this instrument in synchronized with the equipment connected 3 FREQ STD 10 MHz OUTPUT connector Synchronizes other equipment es Serial BER CLOCK signal input connector BER SERIAL INPUT CLOCK Used for BER measurement in serial connection 5 Serial BER SYNC signal input connector BER SERIAL INPUT SYNC 26 ay 28 29 69 Used for BER measurement in serial connection This connector is only used when the Serial 4 Wire is selected on the screen Serial BER DATA signal input connector BER SERIAL INPUT DATA Used for BER measurement in serial connection 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 selected on the screen TS clock output connector Outputs the TS clock to synchronize the external TS input TS INPUT DVB ASI connector Accepts the external TS signal Apply the TS in DVB ASI format TS INPUT DVB SPI connector Accepts the external TS signal Apply
17. an be directly entered by using the numeric keypad or changed by using the 1 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 5 6 4 PRESET GROUP SYSB QAM Figure 5 13 PRESET GROUP screen e CF Access F1 Save the PRESET DATA to the memory card and load it from the memory card Refer to Section 5 6 5 Group No Up F2 5 6 5 CF ACCESS CF ACCESS L 3 __ Presetto CF 8VYSB QAM lt SAVE gt CF to Preset ESOS lt LOAD gt Status Execute Status e Preset to CF F1 e CF to Preset F2 5 7 Internal Settings 5 7 1 Setting Calendar Figure 5 14 CF ACCESS screen The operation status of SAVE LOAD to the memory card is displayed Save the PRESET DATA to the memory card Load the PRESET DATA from the memory card to internal memory 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 Iwork script hwdate 013114002005 28 enter hwclock systohc localtime enter 5 14 6 PRESET GROUP 6 1 Preset Up to 100 setting conditions can be stored and recalled by using the front panel key Storing Data 1 Set the CODING CHANNEL LEVEL etc 2 Press the ADDRESS key The PR
18. anel The instrument must be connected to the rated line voltage and line frequency of 50 Hz to 60 Hz When replacing the fuse turn the power switch off and disconnect the power cord from the outlet When replacing the fuse use the correct fuse that matches the line voltage Voltage Range Fuse Rating Leader Parts Number 90 to 250 V 2 A time lag 436 3580 013 1 1 AN CAUTION 1 2 2 Maximum Input Voltage There is restriction when applying input signals Applying excessive voltage to the connector may result instrument damage Connector Allowable Input Voltage REMOTE CONTROL INC DEC RESET Pins 0 5 V 5 5 V FREQ STD 10 MHz INPUT 2 5 Vp p SYNC VALID CLOCK DATA 0 5 V 5 5 V AN CAUTION 1 2 3 1 2 4 Reverse Voltage Excessive Voltage Do not apply external voltage to the output connectors If the cable touches such as DC power source internal 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 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 the stored data may be lost Notes on Backup Data Data must be backed up properly since stored data may be lost or changed ca
19. atus 43 Alarm display Display alarm status for cooling fan TS input reference signal and OOB lt lt Key lock gt gt Restricts the front panel key operations Off Enables all keys Part Disables all keys except the Address 1 PRESET and RECALL keys All Disables all keys lt lt About top screen gt gt 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 key or 1 or key in the PRESET group lt lt Setting controlling on the top screen gt gt The following operations can be performed on the top screen Pressing the F5 key enables key lock mode Pressing the F4 key can playback stop the TS when the Moving Picture Option OP70 is installed For other items press the menu key then set as required on the appropriate setting screen 4 2 lt lt Alarm display on the top screen gt gt The following alarm message is displayed on the top screen Message is displayed in red FAN TS IN F STD OOB Indicates cooling fan trouble If this alarm is displayed turn the instrument power off then contact your local Leader agent Monitors each input signal when SPI ASI is selected as TS input The SPI input in BER measur
20. blue background Pressing the key sequentially selects the item Items displayed in gray title is currently disabled or optional functions Displays the functions assigned to the F1 to F5 keys When gt gt gt is displayed on the bottom of the function display use the next hierarchical layer for settings 8YSB QAM lt Setting screen example LEVEL gt LEVEL L 1 Step See nT abn Step lt Input Range NQ0 0 13 0 gt Step Size LEVEL L 1 8VSB QAM E 3 Up Level A rA dBm Step Size 15 dBm Step Step Size lt Input Range 100 0 13 0 gt Down Figure 4 3 Setting screen example 2 Numeric value display column 0 Step display lt Operation procedure gt 1 2 Displays the current setting value When data is set by using the numeric keypad the value is displayed in white on the black background Press the ENTER key to enter data The value is only entered when the value is within the acceptable range The numeric value can be sequentially updated in preset steps displayed in the step size column Pressing the F2 Up or F4 Down key increments decrements the value preset by using the F3 key The 1 or key inthe DATA ENTRY can also be used as well Pressing either key in the MENU group enters the setting screen To return to the upper hierarchical layer press the UP MENU key Press this key repeatedly to return to the upperm
21. d Address of TCP IP and GPIB is displayed Refer to Section 5 6 1 e 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 5 6 1 CONFIG SYSB QAM oe a AT as as as a Pz E 0 77 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 6 2 TCP IP SYSB QAM s2 s T D p T Pas Pes Pas 7 982 08 0 Fiz 68 0 7 Figure 5 11 TCP IP screen Item Select 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 5 6 3 GPIB ADDRESS GPIB ADDRESS L 3 8VSB QAM GPIB Adr Up GPIB Address 1 lt GPIB Address Input 1 30 gt GPIB Adr Down Figure 5 12 GPIB ADDRESS screen GPIB Adr Up F2 Increments the GPIB ADDRESS within the acceptable range GPIB Adr Down F4 Decrements the GPIB ADDRESS within the acceptable range The setting value c
22. e pattern e 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 e 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 and sound can arbitrary be combined 3 Selecting External lt ASI or SPI gt The TS applied to the ASI or SPI connector is used by setting the TS Source to External on the Source L 2 screen 5 3 5 2 NOISE NOISE L 1 8YSB QAM CIN dB y Step Size dB Step step Size lt Input Range 0 0 31 0 gt C N Addition TN On Down C N Addition Up F2 Step Size F3 e Down F4 Figure 5 4 C N setting screen Increments the C N value by preset step size within the acceptable range Sets the step size for Up and Down operations 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 3 CHANNEL CHANNEL L 1 CHANNEL L 1 ___ 8VSB QAM QAM Country ASLEA Country En Country Country USA p Frequency 500 000 MHz Step Size Step
23. ement mode is also 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 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 range 3 Input signal level is lower than the acceptable level range In case of the LG 3803 01 is incorrectly connected 4 3 lt Setting screen example CODING gt NCODINS 1 8VSB QAM Modulation ETA G40AM 2560AM Source Modulation interleave m Interleave CW o SOURCE L 2 E 8VSB QAM TS Source External lt Input SPI gt External lt Input ASI gt TS Source Null Packet Y Null Packet Filter Off On PCR Update Off On PCR Update Filter Figure 4 2 Setting screen example 1 Screen title hierarchical layer display Unit information Selection status Disabled function Function Displays the screen title and hierarchical layer from the top menu Indicate the setting parameter of this instrument or OOB Use the corresponding key when changing the settings The selected item is displayed in white character on the
24. g 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 008 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 set in channel 16 Incrementing frequency or channel FU Function Incrementing frequency in current steps when RF is set in frequency Incrementing channel by one when RF is set in channel Syntax FU Setting 17 Decrementing frequency or channel FD Function Decrementing frequency in current steps when RF is set in frequency Decrementing channel by one when RF is set in channel Syntax FD Setting 8 11 18 Setting frequency in current steps DF Function Setting and querying increment decrement of frequency in current steps Syntax DF_n Setting reply DF_ Query n Frequency Steps 0 0 001 1 0 01 2 0 1 3 1 0 4 10 0 This program code is ignored when frequency is set in channel 19 Setting output level ee LM Function Setting and querying output level Syntax LM_i Setting 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 I
25. he reply for the clear and reset operations 1 IFC Interface clear Reply of the universal command IFC is listed below 2 e Cancels specified talker and listener GPIB buffer and waiting command remain as is e Remote control conditions remain as is e Front panel control settings remain as is DCL SDC Device clear Reply of the universal command DCL and address command SDC are listed below 3 e Clears the GPIB buffer and waiting command e Interface conditions specified talker and listener conditions is remained Enables the remote control mode Front panel control settings remain as is Returning power on When the power is turned on again the following operation is performed e Cancels specified talker and listener e Clears the GPIB buffer and waiting command Enables the local control mode e Displays 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 2 Local control mode The local control mode is selected under the following conditions a Power is turned on Immediately after the instrument starts b The REMOTE LED is turned off by pressing the REMOTE key c When GTL command is received d Remote control mode is canceled Remote control mode
26. in ds 8 4 8 10 Program Code Porites ta oa ee elas hh ed es ee adele te ee 8 4 8 11 Program COGS iia iii 8 5 8 12 Detail Program CO siria 8 7 ETHERNE Top eae tals ene aa a a A aaee e EA A AANA ENEE Eao ia 9 1 A Me iaten e i EE E me aie RE ER EE ed 9 1 9 2 Operating with Personal Computer coccccccccncccnnncnnnnnnnnnnnnnonononnnonnnonnnnnnnnnnonineninoss 9 1 MAINTENANCE 0 scarico 10 1 GENERAL SAFETY SUMMARY E To Avoid Personal Injury lt is recommended that only qualified personnel with technical knowledge use this instrument only after reading and fully understanding all functions of the instrument described this instruction manual This instrument is not designed and manufactured for consumers If you do not have enough knowledge on electricity to avoid personal injury and prevent damage to this product please be sure to use this product only under the su pervision of an engineer who has sufficient knowledge about electronics E Precautions on Contents Should you find the contents in this manual and any of its technical terms confusing please feel free to contact your local Leader agent E Symbols and Terms Following terms and symbols indicate necessary warnings and cautions used in this manual and on the product are there for safe operation lt Symbol gt A The sections where this symbol is marked in this manual or instrument if not correctly performed or practiced could result in personal injury
27. ion on Input Output Terminals Input Terminals are rated with a maximum input Do not supply an input over the specified rating in the standard section of the instruction manual Also do not supply external power to Output terminal this could cause the instrument to malfunction Caution when Not to Using Instrument the for a Long Time Make sure to disconnect the power cord from the socket when you do not use the instrument for a long time Calibration This instrument is produced under the strictest quality controls at the factory but accuracy may gradually deteriorate due to worn components Therefore periodic calibration should be performed 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 not allow water detergent or other foreign objects to enter the instrument while cleaning If a liquid or metal object enters the instrument it can cause electric shock or fire Please conform to the above warnings and cautions for safe operation There are cautions in each area of in this instruction manual so please conform to each caution If you have any quest
28. ions about this manual please feel free to contact your local Leader agent 1 INTRODUCTION Thank you for purchasing Leader s measuring instruments Please read this instruction manual carefully to ensure correct and safe operation If you have any difficulties or questions on how to use the instrument after you have read this manual please feel free to contact your local Leader agent After you have read the manual keep the manual in a safe place for quick reference 1 1 Scope of Warranty This Leader instrument has been manufactured under the strictest quality control guidelines Leader shall not be obligated to furnish free service during the warranty period under the following conditions 1 Eh Repair of malfunction or damages resulting from fire natural calamity or improper voltage applied by the user Repair of an instrument that has been improperly repaired adjusted or modified by personnel other than a factory trained Leader representative Repair of malfunctions or damages resulting from improper use Repair of malfunctions caused by devices other than this instrument Repair of malfunctions or damages without the presentation of a proof of purchase or receipt bill for the instrument 1 2 Operating Precautions AN WARNING 1 2 1 Line Voltage and Fuse Confirm that the power line voltage is correct before connecting the power cord The voltage range and fuse rating are indicated on the rear p
29. itions immediately before turning power off will be recalled Screen Description The screen display consists of the top screen and various setting screens The followings describe the typical screens lt Top Screen gt 1 Modulation i SYSB GAM Preset Group No By O Source AAA a 8 sB intertoavo MEE NCH Freq TZ CH Country USA 77 Level 40 0 dBm CIN Bo Screen title Unit information Group TS signal selection Carrier modulation Current Channel frequency Output level raw TSN j fsm j o Y Figure 4 1 Top screen Indicate the top Status screen Indicate the setting parameter of this instrument or OOB Displays the preset group number Selects the TS to be used Displays the carrier modulation setting status Displays the channel number when the RF signal is set in channel Displays the frequency in units of MHz when the RF signal is set in frequency Displays the output level 4 1 BER result display Displays the Bit Error Rate BER measurement value and GO NO GO results based on the threshold values 9 Interleave Displays when the carrier modulation is 8VSB Displays the interleave length when the 64QAM or 256QA M is selected Country Displays the channel table USA or KOREA 1 C N level Display the C N level is displayed when the C N is set off 42 Key lock Displays the panel key lock st
30. n 4 CN Reading setting status of C N value i 5 CL Reading setting status of step to be set n 6 BO Reading setting status of BER measurement on 1 off 0 n 7 BR Reading BER value ne 8 BJ Reading judgement results ne n 9 BU Reading setting status of upper limit for BER threshold value ne 10 BL Reading setting status of lower limit for BER threshold value ne 11 BI Reading setting status of BER measurement interval np 12 CH 2 Reading setting status of channel n 13 RF 2 Reading setting status of RF frequency i 14 DF 2 Reading setting status of digit to be set n 15 LM 2 Reading setting status of output level i 16 DL 2 Reading setting status of digit to be set n 17 CK Reading selection status of reference signal n 18 GR 2 Reading selection status of group n 19 GS Reading setting status of begin and end addresses in each np group 20 CW 2 Reading setting status of modulation n Refer to each Option instruction manual for specified program code of option 8 6 8 12 Detail Program Code This section describes the detail program codes listed in Section 8 11 Definition n p q r s 0 and natural number i Integer including decimal point ne Real number including exponential number a Space 20h in ASCII code e Terminator is omitted for a syntax Add the terminator at the end of the code refer to Section 8 9 Header is not added for reply the reply code consists of data only 1 Selecting modulation mode
31. ncrementing 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 decrement of output level in current steps Syntax DL_n Setting reply DL_ Query n Output Level Steps 0 0 1 1 1 0 2 10 0 8 12 23 Selecting reference clock CK Function Setting and querying reference clock Syntax CK_n Setting reply CK_ Query n Reference Clock 0 Internal 1 External input 24 Writing preset memory c ST Function Storing current setting conditions to specified number Syntax ST_n Setting n Preset number 0 to 99 25 Reading preset memory 0 0 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 ccceeeeeeeeeeeeeeeeeees RR Function Returning preset number to top Syntax RR Setting 29 Selecting group cece GR Function Setting and querying group Syntax GR_n Setting reply GR_ Query n Group number 0 to 9 8 13
32. or cause serious danger to the instrument Misuse could also produce unintentional movement to create an operational impediment on the instrument or other products that might be connected to it Be sure to refer to the safety precautions in this manual to safely use the part of the instrument where the symbol is marked lt Term gt AN WARNING Warning statements identify warning conditions that if disregarded or not correctly performed or adhered to could result in serious personal injury or even loss of life lt Term gt AN CAUTION Caution statements identify warning conditions if disregarded or not correctly performed or adhered to could result in personal injury or damage to the instrument GENERAL SAFETY SUMMARY Review the following safety precautions to avoid operator s injury and loss of life and prevent damage and deterioration to this instrument To avoid potential hazards use this product as specified AN WARNING E Warnings on the Cases and Panels of the Instrument Operator should not remove any cases or panel for any reasons If you touch inside the instrument it could result personal shock or fire hazard Refrain from spilling any liquid on or inserting anything flammables or piece of metal into the ventilation of the instrument Such actions could cause fire shock malfunction and be an accident hazard while the power is on Warnings on Power Line O Make sure to
33. ost hierarchical layer 3 to the top menu 4 Holding down the UP MENU key for at least one second any hierarchical layer returns There are two setting methods For the items set on the CODING menu data is entered when the UP MENU key is pressed to return to upper hierarchical layer or to the top menu For other items level channel frequency C N etc data is directly entered when the value or settings are changed 4 5 4 3 Menu The top screen only displays the current setting status there is no setting items When changing the setting status press the MENU key to display the setting screen The MENU key function is listed below CODING NOISE CHANNEL LEVEL BER UTILITY Selects the broadcasting system and modulation mode Selects the TS input source Sets the Interleave Selects the CW on off Refer to Section 5 1 Sets the CN level value Sets the CN addition on off Refer to Section 5 2 Sets the RF output channel or RF frequency Refer to Section 5 3 Sets the output level Refer to Section 5 4 Controls the BER measurement function Sets the threshold level for GO NO GO judgement Refer to Section 5 5 Sets the various setting Refer to Section 5 6 To return to the top menu hold down the UP MENU key for at least one second 4 6 5 USING MENU 5 1 CODING Pressing the CODING key in the MENU group enters setting screen BVSB QAM BSB QAM M
34. panel D POWER switch Push this switch in to apply power Release this switch for turning power off The setting conditions immediately before turning power off can be recalled 2 LCD panel Indicates the setting conditions in Graphical User Interface GUI 3 Function keys F1 to F5 Set functions The 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 USB connector USB 1 1 connector Connects an external equipment such as keyboards Future support 6 Access lamp Lights when this instrument is accessing the memory card 7 3 1 7 MEMORY CARD slot Only used when the memory card contents are upgraded or updated UP MENU key While displaying the setting screen pressing this key enters the current data then returns to the upper level by one Holding down this key for at least one second enters the current setting then returns to the top screen 9 Ten key 0 to 9 Directly enter such numeric data as level channel frequency CN Press ENTER 40 key to enter data 40 ENTER key Enters numeric data set 19 Arrow keys T INC DEC BAC
35. pid changes of temperatures from cold to warm can create internal moisture or condensation and could damage the instrument If there is a possibility of moisture condensation allow the instrument to sit for 30 minutes without the power on About the Guaranteed Operating Humidity Range Operating humidity range is lt 85 RH Do not operate the instrument with wet hands This could cause a shock and fire hazard About the Operation in the Presence of Gasses Operating the instrument 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 While operating the instrument in smoke fire or a bad smell occurs turn off the instrument at once for it could cause a fire hazard When such a case occurs turn off the power switch and pull the plug of the cord from the plug socket Contact your local Leader agent after confirming there is no fire Warning about Ground The instrument has a ground terminal to avoid electric shock hazard and to protect the instrument from damage Ensure that the product is properly grounded for safe operation GENERAL SAFETY SUMMARY AN CAUTION E Caut
36. program code can only be used when the Source on the TS Source screen is set to PN 10 Reading BER judgement results BJ Function Reading BER GO NO GO judgement results In accordance with measurement value Syntax nein Reply BJ_ Query BER value ne Replied in exponential format of 0 00E 0 n BER Measurement 0 NO GO 1 GO This program code can only be used when the Source on the TS Source screen is set to PN 11 Setting 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 onSource screen 13 Setting BER measurement interval Bl Function Setting and querying BER measurement interval Syntax Bl_p Setting reply Bl Query BER measurement interval p 0 1 to 3600 0 sec Effective down to one digit after the decimal point The value set in second is converted into the number of packets it cannot be set in number of packets Notes on program code for 8 to 13 When TS input is set other then the PN both setting and querying operations are disabled 14 Setting RF channel Function Setting and querying RF channel VHF UHF CATV Syntax CH_n Setting reply CH_ Query n RF channel VHF UHF CATV channel n STD STD setting of USA CATV channel n IRC IRC settin
37. puts the video and sound signals stored in the ROM External lt SPI gt TS input to the SPI connector on the rear panel is used External lt ASI gt 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 e Null Packet Filter F4 This key is only enabled when the External i e SPI ASI is selected The packet with Ox1FFF PID is filtered off from the TS applied to the input connector Various carrier modulation capabilities can be increased by removing surplus null packet PCR Update F5 Channel coding is performed for the external TS applied The PCR should be rewritten to convert the rate Set this function on in general Up to eight PCRs are rewritable for the external TS 5 2 1 Selecting PN The random signal PN23 can be output by setting the Source to PN on the TS Source L 2 screen 2 Selecting ROM Pattern The pattern stored in the ROM called ROM pattern can be selected by setting the Source to ROM on the TS Source L 2 screen then press the Pattern F1 key PATTERN L 3 8VSB GAM Pattern Colorbar Pattern Video Format Video Format 1920 x 1080i Audio 1kHz L 400Hz R Audio Figure 5 3 ROM pattern selection screen e Pattern F3 Selects the video pattern Color Bar Eight color full field color bar pattern Ramp Full field ramp pattern Monoscope Monoscop
38. r within the specified range in the group being set Otherwise the preset number is canceled 6 1 7 REMOTE CONTROL This instrument can be remotely controlled e g increments or decrements preset data via the REMOTE CONTROL connector 1 Major Function Increment decrement returning group top 2 Connector 57LE 40240 7700 DDK Ltd or equivalent 3 Input Level TTL Pull up to 3 3 V 4 Input Logic Negative logic 5 Output Level TTL GO NO GO open collector Alarm 6 Fan Out 1 each 7 Output Voltage 12 V Alarm 8 Output Logic Positive logic negative logic GO NO GO negative logic Alarm 9 Pin Assignments See Table 7 1 Table 7 1 Pin assignments No Name Input Output No Name Input Output 1 INC Input 13 GO Positive logic Output 2 DEC Input 14 GO Negative logic Output 3 RETURN Input 15 NO GO Positive logic Output 4 Reserve 16 NO GO Negative logic Output 5 Reserve 17 Alarm Output 6 Reserve 18 N C 7 Reserve 19 N C 8 Reserve 20 N C 9 N C 21 N C 10 N C 22 N C 11 GND GND 23 GND GND 12 GND GND 24 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 Vor negative voltages Recalling preset conditions via the REMOTE CONTROL connector The preset conditions
39. rial 2 Wire Use both CLOCK and DATA connectors in the SERIAL INPUT group Serial 4 Wire Use all of four connectors in the SERIAL INPUT group e Value Input Select F5 Selects the item to be set Upper Sets the upper threshold value close to 0 in GO NO GO judgement mode Lower Sets 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 screen and BER screen display the measurement value GO is displayed when measurement value is with the threshold value NO GO is displayed for outside the threshold 5 8 5 6 UTILITY UTILITY L 1 Version Software Ver T 0 TS ROM Ver 1 0 Option Installed Unit OOB Unit Enable Freq STD Internal Software Version TS ROM Version Installed Unit Config F1 Config gt gt gt Pre Group gt gt gt OOB Unit Freg STD Figure 5 9 Utility screen Displays the control software version Provide the serial number indicated on the rear panel and software number when contacting us Displays the ROM pattern version Displays the option installe
40. rnnrrnrrn 3 PANEL DESCRIPTIONS annere a a e r et nano ea i ea Ball Front RAM lx ti a al a 32 Rea Panes o e e NA A e a a Ne Bee o fo aed 4 CCD PANEL DESCRIP TION tia er do it 4 1 Turning Power On and Starting InstruMeNt ooooooccccn nncccconancconcnnnnnonanananonnnnnnncnnnnnns 4 2 Screen Description a sac 5 gt USINGMENU lt 2 2 e e O o AT Sil CODINA ia DAT SOURCE A enwctaa sete onl evoke ieietivlescel doit E aA S LEE DZ INOISE a o tete dae ere O 9 3 CHANNEL ooo A ati 10 ete ot Eo aha baa ascertain a a e tales eh eailel cola Matti Gallatin sel nase deine cant ake 5 7 A E EAA OTTO 5 8 56 UML is ide 5 9 50A CONF A A A AA 5 10 A A eh saa Ae sa Slated rede taatsacedceee AE E 5 11 5 6 3 GPIB ADDRESS count 5 12 20 4 IRPRESET GROUP ii a 5 13 5 0 9 ONG CE So diendo 5 14 PRESET GROUP cusco dices 6 1 Bi Ty Preset rd nta iria nadar 6 1 BZ A A O 6 1 REMOTE CONTROL sat E A A 7 1 A Cn A aaa 8 1 8 1 SpecifIcati nS snin hee nee watid agateee declan Ameren ivok kd a a a ee 8 1 8 2 Interface FUNCION Gustar rada 8 1 8 3 Interface Message Function oooncconononnonococcccccononcnnnnnnnnnnn cn cnn cnica 8 2 BA GPIB Address uti de ii tea 8 2 8 5 Clear ROS a A A S 8 3 6 0 REMOTE O GA catalina aaa a aaa aoaia Saet 8 3 8 7 Multiline Message Command 2 ccccccecesceceenteeeeeeeeeesceeesceeeeeeeteseeeeeeneeeeeeeeeneeseees 8 4 8 8 Program Message Formal visi da 8 4 8 9 Program Message Terminator aust
41. sound pattern 3 CO n Oto 1 CN on 1 off 0 4 CN i 0 0 to 30 0 Setting C N value dB 5 CU CN value UP 6 CD CN value DOWN 7 CL n 0 to 2 Selecting digit of the C N value to be set 8 BO n 0 to 1 Setting BER measurement on 1 off 0 9 BU ne 0 00E 0 to 9 99E 1 Setting upper limit of BER threshold value 10 BL ne 0 00E 0 to 9 99E 1 Setting lower limit of BER threshold value 11 Bl 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 0to5 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 Output level DOWN 20 DL n 0 to 2 Selecting digit of the output to be set 21 CK n 0 to 1 Selecting reference signal 22 ST n 0 to 99 Setting address to store data 23 RC n 0 to 99 Setting address to recall data 24 RU Address increment 25 RD Address decrement 26 RR Returning to begin address 27 GR n 0to9 Selecting group n 0to9 Setting begin and end addresses in each group 28 GS p 0 to 98 Setting begin address q 1 to 99 Setting end address 29 CW n 0 to 1 Setting modulation on 1 off 0 Table 8 5 Query code list Header Data Description Reply 1 SY 2 Reading modulation mode selected n 2 TS 2 Reading signal selected to TS input n p q r 3 CO Reading setting status of CN on 1 off 0
42. the TS in DVB SPI format 61 Cooling fans Two places To prevent instrument damage due to overheating do not block airflow through the ventilation holes If the fan stops the LCD panel displays alarm message Turn the instrument power off immediately then contact your local Leader agent in this case ETHER connector Control connector for 10BASE T or 100BASE TX USB connector Factory use only Leave this connector open REMOTE CONTROL connector AN CAUTION Used to up down and return operations for the preset value Refer to Chapter 7 REMOTE CONTROL GPIB connector GPIB interface connector 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 FUSE AN CAUTION The mains fuse is installed Use only the fuse of correct type and rating for replacement Refer to Section 1 2 1 Line Voltage and Fuse for detail GND terminal Grounding terminal connected to the chassis of this instrument Serial number plate Instrument serial number Provide this number when contacting us 3 5 4 LCD PANEL DESCRIPTION 4 1 Turning Power On and Starting Instrument 4 2 0006000 Connect the accessory power cord between the AC inlet on the rear panel and the mains Press the POWER switch to turn power on for starting the system Whit for about 45 seconds until the top screen Status screen is displayed The setting cond
43. ur side 3 You will be charged upon placing your order Jun 3 2005 05060 001K TS 1 10 1
44. used by incorrect operation malfunction or maintenance A notepad may be helpful in some cases 1 2 1 2 5 1 2 6 1 2 7 Installation Do not use the instrument in the following environments e High temperature environments Do not place the instrument under direct sunlight or near a heater e g stove Do not move the instrument from cold to warm environment abruptly it may cause condensation Operating temperature range 0 to 40 C 5 to 40 C When Option 70 is installed e High humidity environments Do not place the instrument in the high humidity environment e g bathroom near a humidor Operating humidity range lt 85 RH without condensation e Dusty environments 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 About Network The remote control capability operation via the Ethernet is confirmed only under the local network environments it is not guaranteed under other environments 1 3 2 SPECIFICATIONS 2 1 2 2 Description The LG 3803 8VSB QAM Signal Generator conforms to 8VSB digital terrestrial TV in USA System and 64QAM 256QAM CATV standards features a channel coding modulation C N generator and up converter in a single package Consequently the modulated signal covering VHF and UHF channels can be output Providing pseudo random signal PN and BE
45. ying back TS from HDD or DVD setting the TS command forcibly stops 8 8 3 Setting C N on off a CO Function Setting and querying C N set in Step 4 on off Syntax CO_n Setting reply CO_ Query n C N On Off 0 Off 1 On 4 Setting and querying C N value CN Function Setting and querying C N value added Syntax CN_i Setting reply CN_ Query i C N value 0 to 31 0 dB Effective down to one digit after the decimal point 5 Incrementing C N value 65 CU Function Incrementing C N value in current 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 Setting reply BO_ Query n BER Measurement 0 Off 1 On Only when Source on the TS Source screen is set to PN this program code is turned on effectively and automatically 8 9 9 Reading BER measurement value BR Function Reading BER measurement value Syntax ne Reply BR_ Query BER value ne Replied in exponential format of 0 00E 0 This

Download Pdf Manuals

Related Search

Related Contents

2-3 SAS/SATA II HDD Canister USER'S MANUAL  USER MANUAL - Kramer Electronics  User Guide  JCB 160 170 170HF 180T 180THF  Avaya 1040E IP Phone User Manual  SMTT 2.0 Benutzerhandbuch  Manuel de l`opérateur Second Edition  READ FIRST!  

Copyright © All rights reserved. Failed to retrieve file