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MULTI ACCESS VIDEO AND AUDIO SERVER

MAV-70

MAINTENANCE MANUAL
Volume 1 1st Edition

MPEG ENCODER/DECODER BOARD

BKMA-7010

MPEG ENCODER BOARD

BKMA-7020

MPEG DECODER BOARD

BKMA-7030

INTERFACE BOARD

BKMA-7040

A/D CONVERTER BOARD

BKMA-7050

D/A CONVERTER BOARD

BKMA-7060

REDUNDANT POWER SUPPLY UNIT

BKMA-PS70

Summary of Contents for BKMA-7030

Page 1: ...ANCE MANUAL Volume 1 1st Edition MPEG ENCODER DECODER BOARD BKMA 7010 MPEG ENCODER BOARD BKMA 7020 MPEG DECODER BOARD BKMA 7030 INTERFACE BOARD BKMA 7040 A D CONVERTER BOARD BKMA 7050 D A CONVERTER BOARD BKMA 7060 REDUNDANT POWER SUPPLY UNIT BKMA PS70 ...

Page 2: ...Andere als die angegeben Wartungsarbeiten dürfen nur von Personen ausgeführt werden die eine spezielle Befähigung dazu besitzen AVERTISSEMENT Ce manual est destiné uniquement aux personnes compétentes en charge de l entretien Afin de réduire les risques de décharge électrique d incendie ou de blessure n effectuer que les réparations indiquées dans le mode d emploi à moins d être qualifié pour en e...

Page 3: ... une batterie du même type ou d un type équivalent recommandé par le constructeur Mettre au rebut les batteries usagées conformément aux instructions du fabricant ADVARSEL Lithiumbatteri Eksplosionsfare ved fejlagtig håndtering Udskiftning må kun ske med batteri af samme fabrikat og type Levér det brugte batteri tilbage til leverandøren 1 P Voor de klanten in Nederland Dit apparaat bevat een MnO2 ...

Page 4: ...kup lithium battery When abnormal conditions are encountered If smoking turn off the dedicated circuit breaker or power switch and unplug the appliance from the outlet If a battery fluid gets in eyes wash it off with water at once and go to a doctor If a battery fluid spills on your clothing wash it out with water at once If a battery fluid is leaking wipe it off and replace with a new battery To ...

Page 5: ...ro function is used 1 16 E 1 7 1 Preparation before Adjustment 1 16 E 1 7 2 ENDEC CPU BKMA 7010 ENC CPU BKMA 7020 and DEC CPU BKMA 7030 1 16 E 1 7 3 FC CPU BKMA 7040 1 18 E 1 7 4 PU CPU 1 18 E 1 7 5 MAIN CPU DPC CPU 1 19 E 1 7 6 CCM CPU 1 19 E 1 7 7 FSE CPU 1 20 E 1 7 8 DP CPU 1 20 E 1 8 Upgrading the BOOT OS 1 21 E 1 8 1 FSE BOOT OS 1 21 E 1 8 2 DPC BOOT OS 1 22 E 1 8 3 CCM BOOT OS 1 23 E 2 Repla...

Page 6: ... 24 E 2 5 10 PU 102 Board 2 25 E 3 Electrical Alignment 3 1 General Information for Electrical Adjustment 3 1 E 3 1 1 Equipment Required 3 1 E 3 1 2 Content of Nonvolatile Memory 3 1 E 3 2 SPG 15 Board Adjustment 3 3 E 3 2 1 NTSC SCH Adjustment 3 3 E 3 2 2 PAL SCH Adjustment 3 5 E 3 3 SY 253 Board Adjustment 3 7 E 3 3 1 Audio Output Level L Adjustment 3 7 E 3 3 2 Audio Output Level R Adjustment 3 ...

Page 7: ...ary of all the section for understanding the contents of maintenance manual Section 1 Diagnostics This section describes the menu error message and diagnostics etc Section 2 Replacement of Main Parts and Boards This section describes the removal of cabinet replacement of main parts and boards Section 3 Electrical Alignment This section describes the electrical alignment when maintenance Section 4 ...

Page 8: ...the optional board BKMA 7010 BKMA 7020 7050 Installation Manual Supplied with BKMA 7020 This manual describes information regarding the installation of the optional board BKMA 7020 and BKMA 7050 BKMA 7030 7060 Installation Manual Supplied with BKMA 7030 This manual describes information regarding the installation of the optional board BKMA 7030 and BKMA 7060 BKMA 7040 Installation Manual Supplied ...

Page 9: ...n The current screen also returns to the previous screen using a ENTER button HDD aging m The data recorded in HDD is erased when aging is performed Normal operation may not be able to be carried out during aging 1 Turn on the power while pressing and holding the and buttons 2 Select Aging using and buttons and press the ENTER button Section 1 Diagnostics manufacuturling use only Cancel Caution PR...

Page 10: ...rt using and buttons and press the ENTER button To restart it select Start and press the ENTER button 6 After aging is completed turn off the power once set times 10 Exit Drive Aging Check Times Start Abort Rdy Rdy Rdy Rdy Rdy Rdy Rdy Rdy 1 2 3 4 5 6 7 8 internal tmp 31 7 000 Exit Drive Aging Check in Progress Times Start Abort 1 2 3 4 5 6 7 8 Rdy Rdy Rdy Rdy Rdy Rdy Rdy Rdy internal tmp 31 7 100 ...

Page 11: ...pgrade Program J 6450 330 A Cable Personal computer side D sub 9 pin Male 1 560 651 00 Connector 1 561 749 00 Juncton shell MAV 70 side D sub 9 pin Female 1 562 565 00 Connector 1 561 749 00 Juncton shell D sub 9 pin female D sub 9 pin male RXD TXD GND 1 2 3 4 5 6 7 8 9 NC RXD TXD NC GND NC NC NC NC 1 2 3 4 5 6 7 8 9 Connector on personal computer side Connector on MAV 70 side ...

Page 12: ... 232C cable 9P 9P Personal computer 1 2 RS 232C Connection Connection Setting of communication protocol Communication port COM1 Baud rate 38400 bps Parity None Flow control None Stop bit length 1 bit Data bit length 8 bit ...

Page 13: ...tes between the characters displayed on the screen and the characters to be entered as shown below Font and style of letters Display example Reference for distinction Times font UTY Automatically displayed message by a program Helvetica regular SDC UTY Characters to be entered Italic Symbols Enter key Space equivalent to a character Connection The MAV 70 and personal computer are connected via Eth...

Page 14: ...osing 4194304 bytes received in 17 02 seconds 246 43 Kbytes sec ftp quit 221 Goodbye 1 3 Uploading and Downloading the Contents of Memory Uploading example n The displays shown below are samples for your reference 1 Log in the MAV 70 from personal computer Enter the IP address of the MAV 70 2 Enter the predetermined user ID and password 3 Transfer a file from the MAV 70 to current directory of per...

Page 15: ...3 Transfer a file from current directory of personal computer to the MAV 70 4 Log out C ftp xx xx xx xx Connected to xx xx xx xx 220 FTP server ready User xx xx xx xx wing 331 Password required Password mpegworld 230 User name accepted ftp put _FS 200 OK 150 ready to take file 226 closing 4194304 bytes sent in 17 02 seconds 246 43 Kbytes sec ftp quit 221 Goodbye 1 3 Uploading and Downloading the C...

Page 16: ...scribes how to upload and download the contents of memory IC301 on the PU 102 board using a macro function of Tera Term Preparation 1 Remove ornamental panel A Refer to Section 2 2 1 2 Open Service Board Slot n screen from the menu For more details of the operation refer to the Operation Manual 3 Select EXT232C using the and buttons and then select 8 PU 102 board using the and buttons 4 Press the ...

Page 17: ...splay stops when uploading is completed Click the OK button 6 Terminate Tera Term Downloading n The error information of HDD has been written in this memory This unit may not normally operate when incorrect data is downloaded 1 Activate Tera Term 2 Select Control _ Macro from the top menu 3 Activate a Puput ttl file 4 Enter the file name 5 A confirmation message is displayed The screen display sto...

Page 18: ...ion 2 2 1 2 Open Service Board Slot n screen from the menu For more details of the operation refer to the Operation Manual 3 Select EXT232C using the and buttons and then select the board slot No to be treated using the and buttons Press the ENTER button n For SY 253 board press the ENTER button several times and select the CPU to be used 4 Connect the MAV 70 to a personal computer and set the com...

Page 19: ...acro from the top menu 3 Activate a GetLog ttl file 4 A confirmation message is displayed Click the Yes button The screen image is an example of DPC CPU 5 A confirmation message is displayed Click the OK button 6 A termination message is displayed Click the OK button 7 Terminate Tera Term ...

Page 20: ... connected extension unit open Service Config screen from the menu of the extension unit and set Single After upgrading is completed return the menu to the former setting Preparation For except DP 269 board 1 Remove ornamental panel A Refer to Section 2 2 1 2 Open Service Board Slot n screen from the menu For more details of the operation refer to the Operation Manual 3 Select EXT232C using the an...

Page 21: ...g data file mot to the New holder in the Download holder 2 Activate Tera Term 3 Select Control Macro from the top menu 4 Activate a DL ttl file 5 A confirmation message is displayed Click the Yes button The screen image is an example of DEC CPU 6 Confirm the file name to be downloaded ...

Page 22: ...7 A confirmation message is displayed Click the Yes button 8 Downloading is executed 9 After downloading is completed this window disappears 10 A confirmation message is displayed The screen display stops Click the OK button 11 Terminate Tera Term ...

Page 23: ...lick the Yes button 4 A confirmation message is displayed If the board to be treated is ENC DEC and ENDEC click the Yes button If the board to be treated is except described above click the No button n When click the No button a confirmation message is displayed If the board to be treated is DP click the No button If the board to be treated is except DP click the Yes button 5 Downloading is execut...

Page 24: ...PC CPU SY 253 board of a loop connected extension unit open Service Config screen from the menu of the extension unit and set Single After upgrading is completed return the menu to the former setting Preparation 1 Perform in the same procedure as for preparation in Section 1 6 2 Activate Tera Term select Control _ Macro from the top menu set the following item Transmit delay 0 msec char 0 msec lin...

Page 25: ... 7 Upgrading the ROM on Board When no macro function is used 6 Enter FLASH ERASE USER The software in the old version is erased 7 Enter FL Load Mode is displayed 8 Select File _ Sendfile from the top menu 9 Select the file to be downloaded ED CPU ED mot ENC CPU ENC mot DEC CPU DEC mot 10 Downloading is executed c Never touch the screen until downloading is completed If downloading is interrupted b...

Page 26: ...isplayed 10 Enter RES and confirm that a message is displayed on the screen The program in a new version is executed 1 7 4 PU CPU 1 Activate Tera Term 2 Press the ENTER key PU is displayed 3 Enter VER and confirm the CPU name and current software version 4 Enter FLASH ERASE USER The software in the old version is erased 5 Enter RES The software in the old version is erased and the CPU is reset aut...

Page 27: ...nd confirm that a message is displayed on the screen The program in a new version is executed 1 7 6 CCM CPU 1 Activate Tera Term 2 Press the ENTER key MON is displayed 3 Enter VER and confirm the CPU name and current software version 4 Enter FLASH ERASE USER The software in the old version is erased and the CPU is reset automatically 5 Enter FL Load Mode is displayed 6 Select File _ Sendfile from ...

Page 28: ...ter RES and confirm that a message is displayed on the screen The program in a new version is executed FSE is displayed 1 7 8 DP CPU n Make preparations for DP 269 board while referring to Section 1 6 1 Activate Tera Term 2 Press the ENTER key MON is displayed 3 Enter VER and confirm the CPU name and current software version 4 Enter FLASH ERASE USER The software in the old version is erased and th...

Page 29: ...de is displayed 10 Select File _ Sendfile from the top menu 11 Select the file bmon1 mot to be downloaded 12 Downloading is executed c Never touch the screen until downloading is completed If downloading is interrupted because of touching the screen repeat steps 8 and later 13 After downloading is completed OK is displayed 14 Enter RES and confirm that a message is displayed on the screen The prog...

Page 30: ...rased 9 Enter FL 2 Load Mode is displayed 10 Select File _ Sendfile from the top menu 11 Select the file bmon2 mot to be downloaded n The file downloaded using DPC BOOT OS is the same as one downloaded using CCM boot OS 12 Downloading is executed c Never touch the screen until downloading is completed If downloading is interrupted because of touching the screen repeat steps 8 and later 13 After do...

Page 31: ...bmon2 mot to be downloaded n The file downloaded using DPC BOOT OS is the same as one downloaded using CCM BOOT OS 12 Downloading is executed c Never touch the screen until downloading is completed If downloading is interrupted because of touching the screen repeat steps 8 and later 13 After downloading is completed OK is displayed 14 Enter RES and confirm that a message is displayed on the screen...

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Page 33: ...rning off the power Be extremely careful when removing and or installing the HDD unit fan motor unit or power supply unit while the MAV 70 is in live state Cushion Polyethylene foam density 38 kg m3 surface intrinsic resistance 1011 to 1012 Z thickness 50 mm or equivalent Cautions about removal installation of the MAV 70 from rack Never give shock to all the rack mounted unit which has a HDD Be su...

Page 34: ...l A Removal 1 Loosen the two screws with stoppers on the orna mental panel A 2 Remove the ornamental panel A 2 2 Removal Installation of Cabinet RK 4x20 RK 4x20 Ornamental panel A Ornamental Panel A Installation 1 Attach the ornamental panel A to the unit as shown in the figure and tighten the two screws At this time press the shield plate against inside of the unit to avoid the shield foam from p...

Page 35: ... 4 For installation perform the removal procedures in reverse order RK 4x6 RK 4x6 B 4x8 B 4x8 Handle Handle Rack angle Rack angle B 4x6 B 4x6 Cover B 4x6 Front Panel Lower Removal Installation 1 Loosen the two screws with stoppers on the front panel B 2 Remove the front panel lower while pushing the panel brackets between the ornamental panel C and front panel B 3 For installation perform the remo...

Page 36: ...s LE 192 board LE 200 board PSW 61 board 9 DP 269 board IF 678 boards 1 AC 188 board MB 756 board SPG 15 board 5 CN 1656 board 3 CCM 37 board 0 DUS 196 board SY 253 board PU 102 board MB 755 board IF 678 boards LCD unit Optional boards Power supply unit LCD filter Filter HDD unit Fan motor units 4 CN 1405 board LE 193 board ...

Page 37: ...itch 0 DUS 196 Dummy load ENC 47 BKMA 7020 Encoder SDI to MPEG ENC 51 BKMA 7010 Encoder SDI to MPEG IF 677 BKMA 7040 High speed interface IF 678 HDD interface LE 192 HDD access indicator LE 193 Fan unit indicator LE 200 Power BUSY indicator MB 755 Motherboard for HDD interface MB 756 Motherboard PSW 61 Power switch PU 102 HDD array control SPG 15 Sync generator SY 253 System control TX 65 BKMA 704...

Page 38: ...red though the power cord is con nected replace the power supply unit corresponded to the flashing indicator The power supply unit on the left is POWER A and the power supply unit on the right is POWER B n The status of the power supply unit can be checked on the menu Service Device For the menu operations refer to the operation manual Rdy Legal status Err Illegal status Non Not mounted When two p...

Page 39: ... Secure the power supply unit with the four screws 3 Close the front panel A 4 Install the ornamental panel A Refer to the Section 2 2 1 n When installing only one power supply unit be sure to install the blank panel on vacant slot To enhance air cooling effects c Tighten the screws of power supply unit If the power supply unit is not secured completely the contact resistance of the power connecto...

Page 40: ...tion of air cooling effect Replacement part Please order the RKMA70 D Recommended Parts Kit or RKMA70 R Recommended Parts Kit The RKMA70 R is a recycled hard disk Stopping the HDD Stop the HDD to be replaced using the menu Disks Exchange For the menu operations refer to the opera tion manual n In the menu Disks Exchange the HDD in the Req status is automatically selected Set the menu select cursor...

Page 41: ...ion is automatical ly executed when spin up of the drive is completed n The menu Service Disks Exchange also enables you to stop or start up a HDD The menu Service Disks Exchange is used to stop a HDD without Req drive exchange request Select and stop a HDD with extra care If two or more HDDs are selected recording playback may be disabled With a rebuild request for HDD has been generated if other...

Page 42: ...cause malfunction Be careful not to give any shock to HDD Replace the power supply unit within one minute in consideration of air cooling effect Replacement part Fan motor assembly A 8320 041 A Removal procedures 1 Make sure that indicator of the fan motor unit to be replaced lights off 2 Remove the two screws indicated marks then grasp the handle and pull out the fan motor unit n Touching the rot...

Page 43: ...r Replacement Replacement part Fan motor 1 763 175 11 Removal procedures 1 Turn the power off 2 Remove the fan motor unit Refer to the previous page 3 Loosen the harness clamper 4 Remove the four screws and remove the fan motor At this time the harness clamper is removed with the fan motor 5 Disconnect the connector on the LE 193 board Fan 1 CN3 Fan 2 CN2 2 4 Replacement of Main Parts Exit Service...

Page 44: ...cator of the fan motor unit lights in green 3 Make sure that all fans rotate properly Only when possible 4 Open the menu Service Device on the LCD display and make sure that STS status of fan unit is Rdy For the menu operations refer to the operation manual Setting after replacement Open the menu Service Hours Meter on the LCD display and reset the hours meter For the menu opera tions refer to the...

Page 45: ...ont panel A fully and open the front panel A 3 Peel the filter away from the tape Installation procedures 1 Fasten a new filter to the tape 2 Close the front panel A 3 Install the ornamental panel A Refer to the Section 2 2 1 Setting after replacement It is not necessary to set after filter replacement Filter on the Front Panel Lower Replacement Replacement part Filter 3 615 894 01 Removal procedu...

Page 46: ... may occur in the battery Set the polarity of the battery toward the polarity printing on the board The SY 253 board and PU 102 board have lithium batteries for data backup Board Ref No Item Battery backed IC Stored data Recommended Name Replacement Cycle 1 SY 253 B401 CR2025 IC406 407 414 415 Database of Three years 421 422 432 433 file B302 M4T28 BR12SH1 IC302 Various setting Ten years parameter...

Page 47: ...ium battery Specifications Model CR2025 Voltage 3 V Capacity 120 mAH Removal procedures 1 Remove the SY 253 board Refer to the Section 2 5 9 2 Remove the battery Installation procedures 1 Install a new battery on the SY 253 board At this time put the lithium battery with the terminal side up 2 Insert the SY 253 board in its original slot Setting after replacement It is not necessary to set after b...

Page 48: ...to the opera tion manual Board parameter Boards Param System Configuration Service Configuration Hours Meter Service Hours Meter 2 Remove the SY 253 board Refer to the Section 2 5 9 3 Insert a tip of a flat blade screwdriver between IC and battery to remove the battery Installation procedures 1 Align a new battery with the mark of IC and insert it 2 Install the SY 253 board in its original slot Se...

Page 49: ...Replacement of Main Parts B301 on IC301 1 2 3 4 5 6 7 8 A B C D E F G H J K Removal procedures 1 Store the error information of HDD in a personal computer For the backup refer to 1 4 Uploading and Downloading the Contents of Memory PU 102 board 2 Remove the PU 102 board Refer to the Section 2 5 10 3 Insert a tip of a flat blade screwdriver between IC and battery to remove the battery Installation ...

Page 50: ...4 0 1 2 to 1 6 N m 12 to 16 kgf cm Boards Replacement This section describes the boards replacement as follows After the board is replaced set the switches on the board refering to the installation manuals Model Boards Section MAV 70 AC 188 2 5 7 CCM 37 2 5 9 CN 1405 2 5 1 CN 1656 2 5 9 DP 269 2 5 3 IF 678 2 5 2 LE 200 2 5 3 MB 755 2 5 6 MB 756 2 5 8 PSW 61 2 5 4 PU 102 2 5 10 SY 253 2 5 9 2 5 Boa...

Page 51: ... panel 2 Remove the cover Refer to Section 2 2 2 3 Remove the front panel lower and ornamental panel A Refer to Section 2 2 1 4 Open the front panel A Refer to Section2 4 2 5 Remove the power supply units Refer to Section 2 4 2 When there is one power supply remove the four screws PSW 3x6 and blank panel 6 Remove the all HDD units Refer to Section 2 4 3 7 Remove the four screws BVTT 3x6 and front ...

Page 52: ...CN4 of the harness connected to the DP 269 board 7 Remove the six screws B 3x4 and DP 269 board 8 Remove the two screws B 2x8 and cable clamp 9 Remove the two screws B 3x6 and PSW 61 board from the front panel A 10 Remove the two screws B 3x4 and disconnect the connector CN1 of the harness connected to the LE 200 board 11 Remove the LE 200 board 12 For installation perform the removal procedures i...

Page 53: ...12 Disconnect the two connectors CN1 CN4 of the harness connected to the DP 269 board Refer to Section 2 5 3 13 Remove the DP 269 board Refer to Section 2 5 3 14 Remove the cable clamp Refer to Section 2 5 3 15 Remove the PSW 61 board from the front panel A Refer to Section 2 5 3 16 Cut the two harness clampers 17 Disconnect the two connectors CN1 CN10 of the harness connected to the AC 188 board ...

Page 54: ...efer to Section 2 4 3 12 Remove the front stay Refer to Section 2 5 2 13 Remove the two power guides Refer to Section 2 5 2 14 Remove the IF positioning bracket Refer to Section 2 5 2 15 Remove and replace the all IF 678 board Refer to Section 2 5 2 16 Remove the four screws PSW 3x6 and eight screws BVTT 3x6 then remove the shield plate 17 Remove the four screws BVTT 3x6 and three screws PSW 3x6 s...

Page 55: ...d be sure to connect an edge on each connector securely 2 5 7 AC 188 Board 1 Remove the MB board assembly Refer to Section 2 5 5 2 Remove the connectors CN4 to CN8 of the harnesses connected to the AC 188 board 3 Remove the three screws PSW3x8 and eleven screws PSW 3x6 then remove the AC 188 board 4 Replace the AC 188 board and perform the removal procedures in reverse order 2 5 Boards Replacement...

Page 56: ...ard is replaced it is necessary that the following settings are performed Data upload download Menu settings When the CCM 37 board is replaced it is necessary that the Ethernet address setting is performed 1 Upload the file data before the SY 253 board is replaced Refer to Section 1 3 2 Make a note of the following menu settings For menu operation refer to the operation manual Board parameter Syst...

Page 57: ...ct the connectors CN501 to CN504 of the harness connected to the SY 253 board and remove the PWB panel SY 8 Remove the CN 1656 board from the SY 253 board 9 Remove the two screws PSW 3x6 and CCM 37 board from the SY 253 board 10 Replace the SY 253 board and perform the removal procedures in reverse order 11 Download the file data Refer to Section 1 3 12 Set the menu data memorized in procedure 2 F...

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Page 59: ...ckard HP3400A or the equivalent Digital audio level meter Audio Precision PORTABLE ONE DUAL DOMAIN or the equivalent Personal Computer IBM PC compatible computer installed with Windows 95 or Windows 98 3 1 2 Content of Nonvolatile Memory The MAV 70 incorporates the nonvolatile memory and the memory backed up by a battery Perform the operation below during board replacement and memory replacement A...

Page 60: ...ore information consult a Sony sales person Caution during IC301 replacement The contents of memory are erased during IC301 replacement For more information consult a Sony sales person SY 253 board IC302 Backed up by a lithium battery B302 Contents Menu setting value Operation after board replacement Menu setting Operation after IC302 replacement Menu setting IC314 EEPROM Contents Menu setting val...

Page 61: ... the PHASE knob of the vector monitor so that the beam spot SYNC moves in the shortest route 3 Align the BURST to reference position on the vector monitor with the SC PHASE knob of the signal generator SG2 4 Align the beam spot of BURST to the circle scale on the vector monitor with the gain control knob on the vector monitor BURST 0d SYNC Magnify by gain control knob on the vector monitor Composi...

Page 62: ...al generator SG2 counterclockwise 3 slowly Make sure that the waveform of the oscilloscope s CH2 is b during the SC PHASE knob turning 10 Align the burst phase to 90d with the SC PHASE knob of the signal generator SG2 clockwise 2 slowly Make sure that the waveform of the oscillo scope s CH2 is b during the SC PHASE knob turning 11 If the specification is not met in step 9 or step 10 re adjust from...

Page 63: ...al Adjustment Procedures 1 Set the equipment Vector monitor SCH mode INPUT CH A EXT REF Signal generator SG2 1411 SYNCHRONIZATION GEN LOCK 2 Align the SYNC phase to 0d with the PHASE knob of the vector monitor so that the beam spot SYNC moves in the shortest route 3 Align the BURST to reference position on the vector monitor with the SC PHASE knob of the signal generator SG2 4 Align the beam spot ...

Page 64: ...l generator SG2 counterclockwise 3 slowly Make sure that the waveform of the oscilloscope s CH2 is b during the SC PHASE knob turning 11 Align the burst phase to 90d with the SC PHASE knob of the signal generator SG2 clockwise 2 slowly Make sure that the waveform of the oscillo scope s CH2 is b during the SC PHASE knob turning 12 If the specification is not met in step 10 or step 11 re adjust from...

Page 65: ... 40 mV p p 4 0 0 1 dBm 3 3 2 Audio Output Level R Adjustment Preparation S604 D 1 SY 253 board 20 S603 E 1 SY 253 board 4 Menu setting 1 Open the Service Boards Slot n menu 2 Select 7 SY 253 board using and buttons 3 Set Moni Slot Sel to slot number in which the DEC board Adjustment procedure 1 Input a _20 dB FS signal of 1 kHz from the AES EBU IN connector on the ENC 47 or ENC 51 board and record...

Page 66: ...rd Spec 27 0 0 1 MHz Setting after adjustment Remove the shorting pin 3 5 ENC 47 Board Adjustment 3 5 1 VCO Adjustment Preparation Connect as shown in the figure Disconnect the cable when a cable is connected to the SERIAL V A INPUT connector CN101 on the ENC 47 board Warm up for about ten minutes Adjustment procedure Equipment Frequency counter and oscilloscope Test point TP101 F 6 ENC 47 board A...

Page 67: ...A 134 board 4 Adjustment procedure 1 Input a _20 dB FS signal of 1 kHz from the AES EBU IN connector on the ENC 47 or ENC 51 board and record it 2 Reproduce the recorded signal 3 Equipment Oscilloscope or audio level meter Test point AUDIO OUT 2 connector DEC 98 board in 600 Z load Adj point 1RV301 E 2 DA 134 board Spec 3470 40 mV p p 4 0 0 1 dBm TP MAV 70 Oscilloscope Frequency counter CH 2 IN CH...

Page 68: ...ard and record it 2 Reproduce the recorded signal 3 Equipment Oscilloscope or audio level meter Test point AUDIO OUT 1 connector DEC 98 board in 600 ohm load Adj point 1RV302 E 4 DA 134 board Spec 3470 40 mV p p 4 0 0 1 dBm Setting after adjustment Return the setting of switches and menus to the former state 3470 40 mV p p 3 7 DA 134 Board Adjustment A 1 2 3 4 5 6 B C D E G F 11 10 12 8 7 9 1 RV30...

Page 69: ...usly while recording data n For the display example in using a personal computer this manual differentiates between the characters displayed on the screen and the characters to be entered as shown below Font and style of letters Display example Reference for distinction Times font UTY Automatically displayed message by a program Helvetica regular SDC UTY Characters to be entered Italic Symbols Ent...

Page 70: ...side D sub 9 pin female 1 562 565 00 connector 1 561 749 00 shell 3 Open the Service Boards Slot menu For operation refer to the Operation Manual COM1 RS 232C cable 9P 9P Personal computer D sub 9 pin female D sub 9 pin male RXD TXD GND 1 2 3 4 5 6 7 8 9 NC RXD TXD NC GND NC NC NC NC 1 2 3 4 5 6 7 8 9 Connector on personal computer side Connector on MAV 70 side Rdy Rdy Rdy Reg Rdy Rdy Rdy Rdy 1 2 ...

Page 71: ...h 8 10 Open the recording file e g ABC file 11 Confirm the file handle 12 Start the recording Rdy Rdy Rdy Reg Rdy Rdy Rdy Rdy 1 2 3 4 5 6 7 8 Exit Param EXT232C Service Board Slot 7 SY MAIN Rdy Rdy Rdy Reg Rdy Rdy Rdy Rdy 1 2 3 4 5 6 7 8 Exit Param EXT232C Service Board Slot 7 SY MAIN Command DPM TOMCP DISK OPENREC 01 00 00 ABC Slot number in which the ENC 47 board is inserted Command DPM DUMP OPE...

Page 72: ...onfirm the file handle 15 Initiate the playback Command DPM TOMCP DISK OPENNEXT 03 00 ABC Slot number in which the DEC board is inserted Command DPM DUMP OPENSTATUS Return From MAV 70 PORT 01 08 01 01 04 PORT 02 00 00 00 00 PORT 03 08 06 21 00 The third numerical value is a file handle Slot number Command DPM TOMCP DISK PLAY 21 File handle 3 8 AD 156 Board Adjustment ...

Page 73: ...ctor DEC 98 board in 600 Z load Adj point 1RV304 K 3 AD 156 board Spec 3470 40 mV p p 4 0 0 1 dBm Adjustment procedure when the DA 134 board does not exist n It takes time to playback the recorded point Delayed by the time difference between the points when recording is started and when playback is started Turn RV and then wait a moment and confirm the level 1 Equipment Digital audio level meter T...

Page 74: ...2 Close the recording file 3 Stop the playback 4 Close the playback file 5 Return the setting of switches on the board to the former state Command DPM TOMCP DISK STOP 01 Command DPM TOMCP DISK CLOSE 01 Command DPM TOMCP DISK STOP 21 Command DPM TOMCP DISK CLOSE 21 3 8 AD 156 Board Adjustment ...

Page 75: ...he data of the parity HDD and remaining six HDDs System Control The disk protocol control signal from a host controller is input from the REMOTE terminal and sent to the DPC disk protocol controller CPU IC513 on the SY 253 board In the DPC CPU the disk protocol control signal is hand shaked and sent through dual port RAMs IC501 and IC529 to the main CPU IC306 as a command The status is sent from t...

Page 76: ... output Audio System Recording Part ENC 51 An SDI embedded audio signal is converted by Audio receiver IC604 and input to the selector IC1004 An AES EBU signal is decoded by a decoder IC602 and input to the selector One of these two input signals is level controlled by a DSP circuit IC902 and audio compressed by MPEG encoders IC700 and IC800 after it has been selected The com pressed data is passe...

Page 77: ...n a FIFO circuit IC501 The three data above is written in PCI SDRAM through a CPU bus BKMA 7030 Decoder Video System The image data in PCI SDRAM is input through a DMA control circuit IC201 to MPEG decoders IC302 and IC402 and decoded to a base band image signal The two decoders are used for selection and reproduction of the frame precision The video signal passed through a selector circuit is lev...

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Page 79: ... 5 25V Earth Ground The material contained in this manual consists of information that is the property of Sony Corporation and is intended solely for use by the purchasers of the equipment described in this manual Sony Corporation expressly prohibits the duplication of any portion of this manual or the use thereof for any purpose other than the operation or maintenance of the equipment described i...

Page 80: ...nted in Japan Sony Corporation 1999 1 16 Broadcasting Professional Systems Company 1999 MAV 70 SY BKMA 7010 SY BKMA 7020 SY BKMA 7030 SY BKMA 7040 SY BKMA 7050 SY BKMA 7060 SY BKMA PS70 SY J E 9 967 800 01 ...

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