Panasonic AJ-D250P manual

AJ- P Operating Instructions Digital V ideo Cassette Recorder D V W I D E R E M O T E R E C I N H CH1 CH2 CH2 d B - 3 0 - 2 5 - 2 0 - 1 6 - 1 2 - 8 - 4 0 - C T L T C U B H O U R S M I N U T E S S E C O N D S F R A M E S M E N U L O C A L R E M O T E S E R V O E J E C T R E M O T E RESET CO UN TER O N P O W E R O FF I N P U T S E L E C T A U D I O R[...]

2 indicates safety information. IMPORT ANT “Unauthorized recording of copyrighted television programs, video tapes and other materials may infringe the right of copyright owners and be contrary to copyright laws.” $ Do not insert fingers or any objects into the video cassette holder. $ Avoid operating or leaving the unit near strong magnetic fi[...]

3 Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . 4 Features . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Parts and Their Functions . . . . . . . . . . . . 5 Front panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Connector panel . . . . . . . . . . . . . . . . . . . . . . . . . . 8 T apes . . . . . . [...]

4 Introduction The AJ-D250 is a digital VTR which uses 1/4˝ wide tapes. The incorporation of digital compression technology ensures that the deterioration in picture and sound quality suffered during dubbing will be much less than with conventional analog systems. The model has a compact and lightweight design, enabling it to be readily carried ab[...]

5 ON POWER OFF DIGITAL VIDEO CASSET TE EJECT MENU REMOTE LOCAL AUDIO REC LEVEL CH 1 CH 2 INPUT SELECT S-VIDEO LINE OPTION BEGIN END AUDIO OUT SELECT CH 3 CH 4 MENU DATA DOWN UP MODE - + SET REW STOP FF PLAY PAUSE/STILL REC RESET COUNTER REMOTE Digital Video Cassette Recorder Parts and Their Functions Front panel Counter display DV WIDE REMOTE REC I[...]

6 Front panel 1 POWER switch When the ON side is pressed, power is supplied to the unit, and the counter display is illuminated. 2 Cassette insertion slot News gathering cassettes, general-purpose cassettes and consumer-use cassettes accompanied by the adapter are inserted into this slot. Consumer-use cassettes can be used for playback only. 3 EJEC[...]

7 D Headphones jack When headphones are connected to this jack, they can be used to monitor the sound being recorded or played back. E Volume control This is used to adjust the volume to the headphones. F Audio recording level controls These controls are used to adjust the recording level for PCM audio signals CH1 and CH2. G REW button When this bu[...]

8 RS- 232C AC IN SIGNAL GND OUTPUT CH1 CH2 AUDIO 2 CH1 CH2 AUDIO 1 VIDEO MONIT VIDEO S-VIDEO INPUT CH1 CH2 AUDIO REF VIDEO VIDEO S-VIDEO 1 3 ; 92 >: 78 6 54 = < Connector panel Parts and Their Functions[...]

9 RS- 232C AC IN SIGNAL GND OUTPUT CH1 CH2 AUDIO 2 CH1 CH2 AUDIO 1 VIDEO MONIT VIDEO S-VIDEO INPUT CH1 CH2 AUDIO REF VIDEO VIDEO S-VIDEO Connector panel 1 AC IN socket Plug one end of the unit’s power cord into this power socket. 2 SIGNAL GND terminal In order to reduce noise, connect this terminal to the signal grounding terminal on one of the d[...]

10 ON POWER OFF[...]

11 ON POWER OFF DIGITAL VIDEO CASSET TE EJECT MENU REMOTE LOCAL AUDIO REC LEVEL CH 1 CH 2 INPUT SELECT S-VIDEO LINE OPTION BEGIN END AUDIO OUT SELECT CH 3 CH 4 MENU DATA DOWN UP MODE - + SET REW STOP FF PLAY PAUSE/STILL REC RESET COUNTER REMOTE Digital Video Cassette Recorder Operation Before proceeding to operate the unit, make sure that the unit [...]

12 1 When the STOP button is pressed, the STOP mode is established. The STOP lamp lights, and the tape stops traveling. O In order to protect the tape, the tape protection mode will be established when the time selected for the “STILL TIMER” setup menu item setting has elapsed. (See page 31) When the STOP, REW, FF or PLAY button is pressed, the[...]

13 1 Set the accidental erasure prevention tab on the cassette tape to “recording,” and insert the tape. <Notes> O If recording prevention signals are included among the input signals, the input signals will not be recorded properly. O Check that the SERVO lamp has lighted during recording. The image which is played back will be disturbed[...]

14 1 Insert the cassette tape. <Note> Check that the SERVO lamp has lighted during playback. The playback image will be disturbed if the lamp is off or flashing. 2 Press the PLAY button. Normal playback is now commenced. 3 Press the STOP button to end the playback. The unit is now set to the STOP mode. Cue/review Playback Hold down the FF or [...]

15 CH3 CH4 CH4 CH1+CH3 CH2+CH4 CH3 AUDIO OUT connectors CH1 output CH2 output CH1 CH2 CH3 CH4 LED CH1 CH1 CH2 CH1 CH3 CH4 CH2 CH3 CH4 No display CH3 CH4 No display CH3 CH4 No display CH3 CH4 CH1 CH2 CH3 CH4 The AUDIO OUT SELECT button is used to switch to the desired sound. By pressing this button, the audio output is switched to the modes in the s[...]

16 1 Set the unit to the menu mode (by setting the LOCAL/MENU/REMOTE switch to the MENU position). <Notes> O “– –:– –:– –:– –” appears on the display when the points have not been set. In this case, repeat playback will start at the beginning of the tape which serves as the BEGIN point and end at the end of the tape which [...]

17 1 Set the unit to the local mode (by setting the LOCAL/MENU/REMOTE switch to the LOCAL position). 2 When the BEGIN or END button on the front panel is pressed, the current position is set as the BEGIN or END point. Setting the BEGIN and END points [Front panel] 1 Set the unit to the remote mode (by setting the LOCAL/MENU/REMOTE switch to the REM[...]

18 T ime Codes and User ’ s Bit T ime codes Time codes are used when recording time code signals generated by the time code generator on the tape, reading out their values with the time code reader, and displaying the absolute positions of the tape in increments of hours, minutes, seconds and frames. The time codes are written in the sub-code are[...]

19 Setting the time code Now follow the same procedure as for setting the time code. 1 Set the unit to the menu mode (by setting the LOCAL/MENU/REMOTE switch to the MENU position). <Notes> O The current time code value appears as the default value. O When the RESET button is pressed while the digit to be changed is blinking, the display is re[...]

20 1 Set the unit to the STOP mode. <Notes> O The colon between the seconds and frames changes to a period when a drop frame time code is read. O Interpolation is automatically provided by the CTL signal if the time code signal is missing. The display appearing at this time will be as shown below. 2 Set to TC or UB using the COUNTER button. T[...]

21 Display position The position where the superimposed display appears can be changed using setup menu item No.002 “CHARA H-POS” and No.003 (CHARA V-POS). (See page 28) Superimposed Screens <Note> When the MODE button and the DATA+ button or DATA– button are pressed, the counter display appears temporarily while the buttons are held do[...]

22 <Notes> One of the following errors may be displayed on the third line (remaining tape amount line) in the T&S&R mode. (See page 74) [NO RF]: This appears when a blank part has been detected on the tape. “E-09” appears on the front panel’s counter display. [LOW RF]: This appears when there is no head output. “E-01” appear[...]

Press the MENU-UP button or MENU-DOWN button to move the cursor ( ) to the item where the changes are to be made. The page can be scrolled up or down by pressing the MENU-UP button or MENU-DOWN button while holding down the MODE button. 4 Press the DATA+ or DATA– button to change the setting. The setting value will flash while changes to the sett[...]

24 Setup (Initial Settings) SET–UP MENU <LOAD> NO FACTORY (ALL) FACTORY (NOT SYSTEM) USER (ALL) USER (NOT SYSTEM) Press the MENU-UP button or MENU-DOWN button to move the cursor to FACTORY (ALL), and press the SET button. O If the cursor is moved to FACTORY (NOT SYSTEM) and this operation is performed, all the menus except the SYSTEM menu w[...]

25 How to load the user default settings Set the LOCAL/MENU/REMOTE switch to the MENU position. The unit is now set to the menu setting mode, and the menu screen appears on the video monitor. 1 Press the RESET button. The unit is set to the default setting mode, and the default setting screen appears on the video monitor. 2 Press the MENU-UP button[...]

26 Setup (Initial Settings) How to display the DIAG menu Set the LOCAL/MENU/REMOTE switch to the MENU position while holding down the EJECT button. The unit is now set to the DIAG display mode, and the HOURS METER appears on the video monitor. 1 DIAG–MENU HOURS METER H0 OPERATION 00000H H1 DRUM RUN 00000H H2 TAPE RUN 00000H H3 THREADING 00000T Wi[...]

27 Setup Menus SYSTEM menu Item Setting No. Superimposed display No. Superimposed display Description of setting The underlining denotes the factory mode setting. 05 VIDEO LEVEL 0000 0128 0255 128 0 127 For setting the video level. This item enables the video level to be varied by up to ±3 dB. 06 SET UP LEVEL 0000 0128 0255 128 0 127 For setting t[...]

28 Setup Menus BASIC menu The underlining denotes the factory mode setting. <Note> If the DATA+ button or DATA– button is pressed with the MODE button held down when the CHARA H- POS and CHARA V-POS items are being set, the counter display appears temporarily, and the positions can be set while the actual status is monitored. Item Setting N[...]

29 OPERA TION menu The underlining denotes the factory mode setting. Setup Menus Item Setting No. Superimposed display No. Superimposed display Description of setting 100 LOCAL ENABLE 0000 0001 DIS ST&EJ For selecting the switches which can be operated on the front panel in the REMOTE mode. 0: None of the switches can be operated. 1: Only the S[...]

30 INTERF ACE menu The underlining denotes the factory mode setting. Setup Menus Item Setting No. Superimposed display No. Superimposed display Description of setting 200 BAUD RATE 0000 0001 0002 0003 0004 1200 2400 4800 9600 19200 For setting the RS-232C transmission speed (baud rate). 201 DATA LENGTH 0000 0001 8BIT 7BIT For setting the RS-232C da[...]

31 T APE PROTECT menu The underlining denotes the factory mode setting. <Note> When a consumer-use DV format tape is used, the tape protection mode will be established in 10 seconds even if 30s, 1min or 2min is selected as the STILL TIMER item setting. Setup Menus Item Setting No. Superimposed display No. Superimposed display Description of s[...]

32 TIME CODE menu The underlining denotes the factory mode setting. Setup Menus Item Setting No. Superimposed display No. Superimposed display Description of setting 500 VITC POS-1 0000 0001 0006 0010 10L 11L 16L 20L For setting the position where the VITC signal is to be inserted. (The same line as the one set for the VITC POS-2 item cannot be sel[...]

33 VIDEO menu The underlining denotes the factory mode setting. Setup Menus Item Setting No. Superimposed display No. Superimposed display Description of setting 600 VIDEO MODE 0000 0001 B/W COLOR For setting the recording and playback of the video signals. 0: When monochrome signals are used 1: When color signals are used O Set this item to the B/[...]

34 Setup Menus AUDIO menu The underlining denotes the factory mode setting. Item Setting No. Superimposed display No. Superimposed display Description of setting 700 AUDIO EDIT IN 0000 0001 CUT FADE For selecting the joining method at the IN point during digital audio editing. 0: Cutting 1: Fading 701 AUDIO EDIT OUT 0000 0001 CUT FADE For selecting[...]

35 Editing Editing with the RS-232C remote control OUTPUT INPUT Using the RS-232C remote control (AJ-A250), which is available as an optional accessory, two units—a player VTR and a recorder VTR—can be controlled directly from the controller to enable speedier and more efficient assemble editing, insert editing and other editing jobs. To RS-232[...]

36 Audio editing functions The information (setup menu item No. 700, 701) concerning the selection of the joining method used at the edit points is recorded during digital audio editing, and this information is detected during playback so that the edit points can be processed automatically. This applies only when AUTO has been selected as the playb[...]

37 First Edit Function (Preparing the editing tape) The CTL (control) signal must be recorded ahead of time onto the editing tape. The method used to record it differs depending on whether assemble editing or insert editing is to be performed. The “E-00” servo lock error appears on the tape counter when insert editing is performed for a tape on[...]

38 1. Hardware specifications (1) Interface specifications Connector: D-SUB 25 pins DCE specifications (straight cable supported) Pin No. Signal Description 1 FG Frame GND 2 SD (TXD) Transmitted Data 3 RD (RXD) Received Data 4 RS (RTS) Request to Send 5 CD (CTS) Clear to Send 6 DR (DSR) Data Set Ready 7 SG Signal GND 20 ER (DTR) Data Terminal Ready[...]

39 2. Software specifications (1) External interface specifications Communication system Asynchronous system, full duplex Baud rate 1200, 2400, 4800, 9600 or 19200 bps Bit length 8 bits or 7 bits Stop bit 1 bit or 2 bits Parity None, odd or even <Notes> O The factory settings are 9600 bps, 8 bits, 1 stop bit and none as the parity. O The unit[...]

40 RS-232C 2 ) If there were errors in the data or any problems in the VTR, a description of the reason why the data was not received is returned in the following format. [STX] E R 0 0 ) [ETX] 02H 45H 52H 30H 30H XX 03H O Contents of ) 1 (31H): A command which is not supported or a command execution error 2 (32H): Erroneous parameter with the wrong[...]

41 RS-232C (4) Command list $ List of commands The table below lists the send commands and operations for each mode as seen from the computer end. [STX] = HEX code 02H [ETX] = HEX code 03H : = HEX code 3AH The discrimination part and data part represent the ASCII codes which support the corresponding symbols. O Audio control commands Sends data of [...]

42 RS-232C O Display control commands Sends data of computer Return data from VTR Description of command [STX] DFC:m [ETX] [STX] DFC [ETX] Sets the display mode of the display counter. O Input/output control commands Sends data of computer Return data from VTR Description of command [STX] IEV:data [ETX] [STX] IEV [ETX] Switches between E-E and V-V [...]

43 RS-232C O Operation control commands Sends data of computer Return data from VTR Description of command [STX] OAF [ETX] [STX] OAF [ETX] Advances frames in the forward direction. [STX] OAR [ETX] [STX] OAR [ETX] Advances frames in the reverse direction. [STX] OBF [ETX] [STX] OBF [ETX] STANDBY OFF [STX] OBN [ETX] [STX] OBN [ETX] STANDBY ON [STX] OE[...]

44 RS-232C O Query control commands Sends data of computer Return data from VTR Description of command [STX] QAL [ETX] [STX] ALV0 [ETX] Queries the address level. [STX] QAO [ETX] [STX] AOm [ETX] Queries the audio output channels. [STX] QCA [ETX] [STX] CUPdata [ETX] Queries the user’s bit data which was preset in the TCG. [STX] QCB [ETX] [STX] CUS[...]

45 RS-232C O Query control commands Sends data of computer Return data from VTR Description of command [STX] QLH:m [ETX] [STX] LHRdata [ETX] Queries the hours meter. [STX] QOT [ETX] [STX] OTEm [ETX] Queries the E-E output and V-V output. [STX] QOP [ETX] [STX] data [ETX] Queries the VTR’s operation mode. [STX] QOD:d1d2 [ETX] [STX] OASdata [ETX] Qu[...]

46 RS-232C O Searches control commands Sends data of computer Return data from VTR Description of command [STX] SCP:data [ETX] [STX] SCP [ETX] Searches the counter value and play. O Timer control commands Sends data of computer Return data from VTR Description of command [STX] TST:data [ETX] [STX] TST [ETX] Sets the standby off timer. [STX] SCS:dat[...]

47 RS-232C $ Audio control commands Sends data of computer Return data from VTR Description of command [STX] AOC:m [ETX] Parameters m = 1: CH1 2: CH2 3: CH3 4: CH4 5: CH1 & CH2 6: CH3 & CH4 7: CH1+3 & CH2+4 [STX] AOC [ETX] Sets the audio signal output channel/s. Playback output is possible for CH3 and CH4 when audio signals for 4 channe[...]

48 RS-232C $ Counter control commands Sends data of computer Return data from VTR Description of command [STX] CRN:m [ETX] Parameters m = 0: TC & UB 1: TC 2: UB [STX] CRN [ETX] Sets the signal to be regenerated when the TCG (time code generator) is set to the regeneration mode. <Note> This command is ignored while a search control command[...]

49 [STX] CTP [ETX] [STX] CTP [ETX] Uses the TCG in the preset mode. The TCG starts counting up in the REC RUN mode upon completion of the settings. <Note> This command is ignored while a search control command is being processed, during recording and in the INSERT mode. [STX] CTR [ETX] [STX] CTR [ETX] Uses the TCG in the regeneration mode. &l[...]

50 RS-232C $ Edit control commands Sends data of computer Return data from VTR Description of command [STX] EAB:m [ETX] Parameters m = N: AUTO BACK ON F: AUTO BACK OFF [STX] EAB [ETX] Sets whether auto back recording is to be performed to ensure frame to frame continuity. <Note> This command is ignored while a search control command is being [...]

51 RS-232C $ Media operation control commands Sends data of computer Return data from VTR Description of command [STX] HRE:m [ETX] Parameters m = S: STOP R: REWIND E: EJECT M: REWIND and EJECT [STX] HRE [ETX] Sets the VTR’s operation mode when the tape end position is reached during recording. <Note> This command is ignored while a search c[...]

52 RS-232C $ Operation control commands Sends data of computer Return data from VTR Description of command [STX] OAF [ETX] [STX] OAF [ETX] Advances the tape frame by frame in the forward direction. [STX] OAR [ETX] [STX] OAR [ETX] Advances the tape frame by frame in the reverse direction. [STX] OFF [ETX] [STX] OFF [ETX] Fast forwards the tape. [STX][...]

53 RS-232C $ Operation control commands Sends data of computer Return data from VTR Description of command [STX] OSD [ETX] [STX] OSD [ETX] Controls the tape playback speed. Set the VTR to the STILL PAUSE mode using the OSL command, and send the OSD command. Each time the OSD command is sent, the playback speed shifts by one setting in the direction[...]

54 RS-232C $ Operation control commands Sends data of computer Return data from VTR Description of command [STX] OSU [ETX] [STX] OSU [ETX] Controls the tape playback speed. Set the VTR to the STILL PAUSE mode using the OSL command, and send the OSU command. Each time the OSU command is sent, the playback speed shifts by one setting in the direction[...]

55 RS-232C $ Query control commands Sends data of computer Return data from VTR Description of command [STX] QAL [ETX] [STX] ALV0 [ETX] Supports only address level 0 of the MIS standards. [STX] QAO [ETX] [STX] AOm [ETX] m = 1: CH1 2: CH2 3: CH3 4: CH4 5: CH1 & CH2 6: CH3 & CH4 7: CH1+3 & CH2+4 Queries the audio signal output channel or [...]

56 RS-232C $ Query control commands Sends data of computer Return data from VTR Description of command [STX] QCE [ETX] [STX] CTEdata [ETX] data = hhmmssff hh = 00 23: Hours mm = 00 59: Minutes ss = 00 59: Seconds ff = 00 29: Frames Queries the time data which was preset in the TCG. [STX] QCS [ETX] [STX] CTSdata [ETX] data = hhmmssff hh = 00 23: Hou[...]

57 RS-232C $ Query control commands Sends data of computer Return data from VTR Description of command [STX] QEB [ETX] [STX] EABm [ETX] m = N: AUTO BACK ON F: AUTO BACK OFF Queries the auto back recording setting. [STX] QHE [ETX] [STX] HTEm [ETX] m = S: STOP R: REWIND E: EJECT M: REWIND and EJECT Queries the VTR’s operation mode when the tape end[...]

[STX] QLH:m [ETX] Parameters m = D: Cumulative drum rotation time T: Cumulative capstan rotation time No parameter: Cumulative drum rotation time (4 digits) [STX] LHRdata [ETX] data = mhhhhh m = D: Drum T: Capstan hhhhh = 00000 99999: Cumulative rotation time O With no parameter The drum’s cumulative rotation time is returned as a 4-digit value. [...]

59 RS-232C $ Query control commands Sends data of computer Return data from VTR Description of command [STX] QOP [ETX] [STX] data [ETX] data = OSP: STOP OEJ: EJECT OFF: FAST FORWARD ORW: REWIND OSF: SHUTTLE FORWARD OSR: SHUTTLE REVERSE OSS: STILL OPL: PLAY OPP: PLAY PAUSE ORC: REC ORP: REC PAUSE OBF: STANDBY OFF SCS: COUNTER SEARCH (STILL) SCP: COU[...]

60 RS-232C O Bitmap table (A) ADDRESS BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 AD 0 00 CASSETTE OUT RF VIDEO MISSING TAPE TROUBLE HARD ERROR 0 LOCAL or MENU AD 1 STANDBY 0 STOP EJECT REW FF REC PLAY AD 2 SERVO LOCK 0 SHUTTLE 0 0 TAPE DIRECTION STILL CUE UP COMPLETE AD 3 00000000 AD 4 SELECT EE FULL EE 0 EDIT 0 0 0 CUE UP AD 5 0 INSERT 0 VIDEO 0 0 AU[...]

61 RS-232C $ Query control commands Sends data of computer Return data from VTR Description of command [STX] QOS [ETX] [STX] OPSdata [ETX] data = AD 0 AD 1 AD 2 AD 3 AD 4 <Note> Refer to the bitmap table (B) for details of AD . Queries the operation modes. The current VTR mode is detected and sent by the bitmap information. The bitmap informa[...]

62 RS-232C O Bitmap table (B) ADDRESS BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 AD 0 FULL EE SELECT EE 0 0 0 0 TAPE END ( ) TAPE TOP ( ) AD 1 SHORT PLAY 0 STANDBY 0 0 0 0 SERVO LOCK AD 2 REC INHIBIT TAB CASSETTE IN/OUT 0 VTR STATUS AD 3 TAPE DIRECTION SHUTTLE SPEED AD 4 0 INSERT VIDEO INSERT AUDIO CH1 INSERT AUDIO CH2 0000 VTR STATUS DATA BIT4 BIT0 V[...]

63 RS-232C $ Query control commands Sends data of computer Return data from VTR Description of command [STX] QSP:m [ETX] Parameters m = B: BEGIN point E: END point [STX] SMPdata [ETX] data = pw:ghmmssff O When CTL data is to be used as the reference pw = BP: BEGIN point EP: END point g = Blank: With a positive value – sign: With a negative value [...]

64 RS-232C $ Communication control commands Sends data of computer Return data from VTR Description of command [STX] RAN [ETX] [STX] RAN [ETX] Enables the return of the ACK (Acknowledge) code. <Note> This command is ignored while a search control command is being processed. [STX] RAF [ETX] [STX] RAF [ETX] Disables the return of the ACK (Ackno[...]

65 RS-232C $ Search control commands Sends data of computer Return data from VTR Description of command [STX] SCP:data [ETX] Parameters data = ghmmssff O When CTL data is to be used as the reference g = Blank: With a positive value – sign: With a negative value h = 0 9: Hours mm = 00 59: Minutes ss = 00 59: Seconds ff = 00 29: Frames O When TC da[...]

66 RS-232C $ Search control commands Sends data of computer Return data from VTR Description of command [STX] SMI:data [ETX] Parameters data = wwghmmssff O When the counter value is to be stored in the memory ww = LC: CTL data reference SC: TC data reference “ghmmssff” is omitted. O When the parameter value for which the CTL data serves as the [...]

67 RS-232C $ Search control commands Sends data of computer Return data from VTR Description of command [STX] SMP:data [ETX] Parameters data = pww:ghmmssff O When the counter value is to be stored in the memory p = B: BEGIN point E: END point ww = LC: CTL data reference SC: TC data reference “ghmmssff” is omitted. O When the parameter value for[...]

68 RS-232C $ Search control commands Sends data of computer Return data from VTR Description of command [STX] SMS [ETX] [STX] SMS [ETX] Searches the counter value at the time when the command stored in the memory was received. The STILL mode is established upon completion of the search. If the designated position is an illegal position (the target [...]

69 RS-232C $ Search control commands Sends data of computer Return data from VTR Description of command [STX] SRS:data [ETX] Parameters data = wghmmssff O When CTL data is to be used as the reference w = L: CTL data reference g = Blank: With a positive value – sign: With a negative value h = 0 9: Hours mm = 00 59: Minutes ss = 00 59: Seconds ff =[...]

70 RS-232C $ Timer control commands Sends data of computer Return data from VTR Description of command [STX] TST:data [ETX] Parameters data = mmmm mmmm = 0000: 0.5 sec. 0005: 5 sec. 0010: 10 sec. 0030: 30 sec. 0100: 1 min. 0200: 2 min. [STX] TST [ETX] Sets the standby OFF timer. <Note> This command is ignored while a search control command is[...]

71 RS-232C $ Mode transition table VTR STATUS Return command STOP STANDBY OFF EJECT PLAY REW FF PLAY PAUSE REC REC PAUSE SHORT PLAY OSP ± t±±±±±±± EFE ± ± t±±±±ttt OEJ ±± ±±±±ttt OPL ±±t ±±±ttt ORW ±±t ± ±±±±± OFF ± ± t±± ±±±± OPA ± ± t±±± PLAY REC PAUSE REC REC PAUSE ORC ± ± t±±±± ±± ORP ± ± [...]

72 RS-232C $ Mode transition table VTR STATUS Return command STILL VIDEO INSERT VIDEO INSERT PAUSE AUDIO INSERT AUDIO INSERT PAUSE A/V INSERT A/V INSERT PAUSE OSP ± ±±±±±± OEJ ± tttttt OPL ± tttttt ORW ± tttttt OFF ± tttttt OPA PLAY PLAY PAUSE VIDEO INSERT PLAY PAUSE AUDIO INSERT PLAY PAUSE A/V INSERT ORC ± tttttt ORP ± tttttt EFE ± t[...]

73 RS-232C $ Send command intervals The AJ-D250 is a multi-microcomputer VTR. For this reason, it takes time (approx. 150 ms) for communication to be performed between the RS- 232C interface microcomputer and system control microcomputer inside the VTR before any processing can be performed by the system control microcomputer inside the VTR. Theref[...]

74 Error Messages When a problem has occurred in the unit, one of the following error messages will appear on the tape counter. Error No. Description — d — Condensation (dew) has formed. E — 00 E — 01 E — 11 E — 21 Four or more 4 seconds have elapsed after the cassette was inserted but the cassette is not lowered down inside the unit. A[...]

75 2 3 4 34 1 5 Emergency Eject Procedure for removing the tape manually in an emergency Use the procedure below to remove the cassette tape if it can not be removed even when the EJECT button is pressed. O Before proceeding to eject the tape manually, you must first turn off the power to the unit. 1 Remove the top panel. 2 Use a Phillips head scre[...]

76 V ideo Head Cleaning This unit is equipped with an auto head cleaning function which automatically reduces the amount of dirt on the video heads. However, in order to maximize the unit’s reliability, it is recommended that the video heads be cleaned as and when appropriate. For further details on how to actually clean the heads, consult with o[...]

77 Specifications [GENERAL] Supply voltage: 120 V AC, 50 – 60 Hz Power consumption: 56 W Ambient operating temperature: 41°F to 104°F (5°C to 40°C) Ambient operating humidity: 35% to 80% (no condensation) Weight: 14.3 lb (6.5 kg) Dimensions (W a H a D): 8 7 / 16 ˝ a 5 1 / 4 ˝ a 15 7 / 16 ˝ (214 a 132 a 391 mm) Recording format: DVCPRO form[...]

78 Specifications [AUDIO] $ Digital audio Sampling frequency: 48 kHz Quantizing: 16 bits Frequency response: 20 Hz to 20 kHz (0 +1.0 dB, –2.0 dB) Dynamic range: More than 85 dB (1 kHz, emphasis OFF, “A” weighted) Distortion: Less than 0.1% (1 kHz, emphasis OFF, reference level) Crosstalk: Less than –80 dB (1 kHz, between 2 channels) $ Input[...]

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PANASONIC BROADCAST & DIGITAL SYSTEMS COMPANY DIVISION OF MATSUSHITA ELECTRIC CORPORATION OF AMERICA Executive Office: 3330 Cahuenga Blvd W., Los Angeles, CA 90068 (323) 436-3500 EASTERN ZONE: One Panasonic Way 4E-7, Secaucus, NJ 07094 (201) 348-7621 Mid-Atlantic/New England: One Panasonic Way 4E-7, Secaucus, NJ 07094 (201) 348-7621 Southeast R[...]