Instruction/ maintenance manual of the product AJ-D750P Panasonic
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Digital Video Cassette Recorder AJ- P Operating Instructions.
IMPORTANT “Unauthorized recording of copyrighted televi- sion programs, video tapes and other materials may infringe the right of copyright owners and be contrary to copyright laws. ” WARNING: To reduce the risk of fire or shock hazard, do not expose this equipment to rain or moisture.
Contents General and Features Controls and their functions Front panel Front panel bottom section Connector area Connections Connections when one unit is used Connections when 2 units are used Connect.
General and Features This unit is a digital video cassette recorder which uses 1/4-inch tapes. It incorporates digital compression technology so that the deterioration in picture quality and sound quality resulting from dubbing is significantly minimized compared with existing analog systems.
Features (continued) Dial jog/shuttle All playback is free of noise bars with jog operations performed when the variable range is set to between –0.43 and 1 × normal tape speed. Shuttle operations can be performed up to 60X normal tape speed in both forward and reverse directions.
Controls and their functions Front panel -6 -.
<Front Panel Top Section> POWER switch When the ON side is pressed, the power is switched on, and the audio level and video level meters, counter display and INPUT SELECT display light up. INPUT SELECT switches These are used to select the video and audio input signals.
Controls and their functions (continued) <Front Panel Center Section> PLAY button Playback commences when this button is pressed. Recording commences when the button is pressed together with the REC button; manual editing commences when it is pressed together with the EDIT button during playback.
<Front Panel Center Section> STAND BY button When this is pressed, the same tension as in the regular stop mode is applied to the tape, and while the head drum continues to rotate, the button ’ s lamp lights to indicate that the standby ON mode is established.
Controls and their functions (continued) <Front Panel Center Section> REMOTE/LOCAL switch This switch is set when the unit is to be controlled from an external source using the REMOTE connector, RS-232C connector or parallel connector.
<Front Panel Center Section> PREROLL button This is used for feeding and cueing the tape for manual editing. When it is pressed, the tape travels to the preroll point where it stops. The preroll time can be set on-screen. When this button is pressed together with the IN or OUT button, the tape can be cued to the IN or OUT point entered.
Controls and their functions (continued) <Front Panel Center Section> Time code buttons These are used to set the TC or UB value. SHIFT: When setting the TC or UB value, first press this button to stop the data running. Change the digit now flashing on the display.
<Front Panel Center Section> Volume control This is used to adjust the headphones volume and the monitor output volume. Whether the headphones output and monitor output volumes are to be linked or kept separate can be set on-screen menu. (Note that the headphones output volume is normally linked.
Controls and their functions (continued) <Front Panel Bottom Section> ENCODER CONTROL switch This selects whether the adjustments to the video output signals are to be performed by the unit or by an external encoder/remote controller. REMOTE: The adjustments to the video output signals are performed by the external encoder/remote controller.
<Front Panel Bottom Section> REC INHIBIT switch This selects whether to enable or inhibit the recording on the cassette tape. ON: The recording on the cassette tape is inhibited.
Controls and their functions Connector area -16 -.
<Connector area> AC IN connector This is for connecting the unit to the power outlet using the power cord provided. SIGNAL GND terminal This terminal is connected to the signal unit which is connected to the unit in order to reduce noise. It is not connected to ground for safety purposes.
Controls and their functions (continued) <Connector area> ANALOG COMPONENT VIDEO OUT connector The analog component video signal is output from this connector. ANALOG COMPOSITE VIDEO OUT connectors The analog composite video signals are output from these connectors.
Connections when one unit is used Set the CONTROL switch on the front panel to LOCAL. Analog video input (component) connectors Analog audio input connectors Reference input connectors Digital audio/video input connector.
Connections when 2 units are used (deck to deck) Source machine: Set the CONTROL switch on the front panel to REMOTE. Recorder: Set the CONTROL switch on the front panel to LOCAL.
Connections with editing controller Recorder AV monitor Video monitor signals Audio monitor signals To REMOTE IN/OUT connector AV monitor Editing Controller Source machine AV monitor AV switcher Remot.
Connections for adjusting video output (encoder output) signals REF (BB) Player 1 (source machine 1) REF (BB) Player 2 (source machine 2) REF RECORDER (BB) REF REF REF VIDEO IN VIDEO IN VIDEO IN VIDEO.
Tapes Three types of tapes can be used with the unit. Type Consumer cassette News- gathering cassette General purpose cassette Description Tape designed exclusively for the camcorders used by consumers in general. Only playback is possible using the optional cassette adaptor.
Switching on the power/inserting the cassette Before starting to operate the unit, check whether the equipment has been connected properly. Turn on the power. Check that the AUTO OFF lamp is off. When condensation has formed or some other trouble has occurred, the AUTO OFF lamp lights, and all operations are disabled.
STOP/STAND BY mode When the STOP button is pressed, the unit goes into the stop mode. The STOP lamp lights and the tape stops traveling. In order to protect the tape, the unit goes into the standby OFF mode after the time set by setting menu No.400 (STILL TIMER) has elapsed.
Recording Set the accidental erasure prevention tab on the cassette tape to the “ recording ” position and insert the tape. Press the STOP button to place the unit in the stop mode. Set the MODE switch to EE. EE images now appear on the TV monitor.
Playback Insert the cassette tape, and place the unit in the stop mode. Press the PLAY button. Regular playback is now commenced. Adjust the audio playback level. Pull out the audio level controls and turn them clockwise or counterclockwise to adjust the levels.
Jog/shuttle modes Jog mode Push the search dial to the “ in ” position. Be sure that the JOG lamp lights. Rotate the search dial. The dial ’ s clickstops are cleared, and the tape is played back at the speed (–0.43 × to +1 × normal speed) corresponding to the speed at which the dial is turned.
Manual editing Select the editing mode. ASSEMBLE: For assemble editing. INSERT: For insert editing. Select the editing channel. In the case of insert editing, press the channel button corresponding to the signals to be edited, and check that its lamp is on.
Preroll Press the PREROLL button. The VTR now performs the preroll operation. When the edit IN point has been entered, the tape is rewound from the edit IN point for the duration set by setting menu “ 000, ” and the unit then goes into the stop mode.
Automatic editing (Deck to Deck) Editing refers to the job of using a prerecorded tape to produce a complete recording by joining together separate cuts and deleting unnecessary parts. The basic steps taken for editing are as follows. Set the CONTROL switch to REMOTE on the player and to LOCAL on the recorder.
Automatic editing Switch settings and adjustments When the unit is used as the recorder: Select the video and audio input Set the POWER switch signals using the INPUT SELECT Set the CONTROL to ON. switches. switch to LOCAL. Adjust the recording level.
Select the editing mode Select the editing mode. For assemble editing, press the ASSEMBLE button. For insert editing, press the INSERT button. ASSEMBLE: The assemble editing mode (in which cuts are joined together) is INSERT: established. The insert editing mode (in which cuts are inserted) is established.
Automatic editing Entering the edit points Search for the edit IN point by performing the jog or shuttle operation. Establish the still picture mode at the desired position. Refer to page 28 for details on the jog/shuttle operations. Press the IN and SET buttons together.
Checking the edit points Press the IN (or OUT) button to check the edit point. The value of the entered edit point appears on the display. Press the IN (or OUT) button while holding down the PREROLL button to check the image at the edit point. The tape is accessed at the edit IN (or OUT) point, and the still picture mode at that point is displayed.
Automatic editing Modifying the edit points Re-entering the edit points Search for the new edit point by performing the jog or shuttle operation, and press the IN (or OUT) and SET buttons together to re-enter the edit point. Modifying the edit point in frame units (trim function) Press the TRIM button while holding down the IN (or OUT) button.
Preview After the edit points have been entered, press the PREVIEW button. Normal preview is now performed. <Notes> If the edit IN point has not been entered, the position where the PREVIEW button was pressed will be entered at the edit IN point.
Automatic editing Executing automatic editing Press the AUTO EDIT button. Automatic editing is now performed. To stop the editing at any time, press the STOP button. When the edit OUT point is reached, the unit goes into the stop mode after postrolling.
Review Upon completion of the editing, press the REVIEW button. The review is started in the recorder. To stop the review at any time, press the STOP button.
Split editing Split editing refers to editing where the editing channels are switched while insert editing is in progress. Perform insert editing. Switch the editing channel. When, for instance, sound from AUDIO CH2 is to be additionally inserted during video channel insert editing: 2- 1 Press the AUDIO CH2 button during video channel editing.
Video output (encoder output) signal adjustments After this system has been connected, the video output signal (ENCODER OUT) must be adjusted if AB roll editing (editing using two source machines) using an editor, for instance, is to be error-free and accurate.
Setup (default settings) The units major settings are performed by making selections on menus. The setting menus appear on the TV monitor when the TV monitor and VIDEO OUT 3 connector in the unit ’ s connector area are hooked up. Changing the settings Press the MENU button.
Setup (setting) menus This unit can store up to 5 user files (user 1 to user 5) containing different menu settings, and these files can be selected and used. Changing the file Press the MENU button. Hold down the STAND BY button and press the FF button to switch to the next user file.
Setup (setting) menus SYSTEM menu <SYSTEM> Item Setting No. Superimposed No. Superimposed display display Description 0 0 SYS SC 0 1 SYS H 0 2 VIDEO PHASE 0 3 YC COARSE 0 4 YC FINE 05 SC H COARS.
USER menu <BASIC> Item Setting No. Superimposed No. Superimposed display 000 P-ROLL TIME 001 CHARA H-POS 0000 0005 0015 0000 0005 display 0S 5S 15S 0 5 00 2 CHARA V-POS 003 DISPLAY SEL 00 4 LOCA.
Setup menus USER menu <BASIC > (continued) Item Setting No. Superimposed Superimposed No. display display Description 00 7 CHARA 0000 TYPE 0001 008 REMAIN 0000 SEL 0001 009 SETUP NUMBER 0000 000.
Setup menus USER menu <OPERATION> Item Setting No. Superimposed No. Superimposed 100 SEARC H 0000 ENA 0001 display DIAL KEY 10 1 SHTL MAX 0000 × 16 0001 × 32 0002 × 60 102 FF.
USER menu <INTERFACE> Item Setting No. Superimposed No. Superimposed display display Description 200 PARA RUN 0000 DIS This selects whether two or more VTRs are to be operated in 0001 ENA synchronization.
Setup menus USER menu <EDIT> Item No. Superimposed display 300 VAR RANGE 301 IN/OUT DEL 302 NEGA FLASH 303 STD/ NON-STD 304 SERVO REF 305 EDIT RPLCE1 Setting No. Superimposed 0000 0001 0000 0001 display – 0.43 – 1 –4–+4 Description This sets the VAR speed range.
USER menu <EDIT> (continued) Item No. Superimposed display 306 EDIT RPLCE2 307 EDIT RPLCEC 308 CONFI EDIT 309 AUD EDIT IN 310 AUD EDIT OUT 311 AUTO ENTRY 312 CF ADJ SEL 313 AFTER CUE-UP Setting No.
Setup menus USER menu <TAPE PROTECT> Item Setting No. Superimposed No. Superimposed display display Description 400 STILL 0000 0.5s TIMER 0001 5s 0002 10s 0003 20s 0004 30s 0005 40s 0006 50s 000.
USER menu <TIME CODE> Item Setting No. Superimposed No. Superimposed display display 50 0 VITC POS-1 501 VITC POS-2 502 VITC BLANK 50 3 TCG REGEN 50 4 REGEN MODE 50 5 EXT T C 0000 SEL 0001 0000 .
Setup menus USER menu <TIME CODE> (continued) Item Setting No. Superimposed No. Superimposed display display Description 506 BINARY 0000 000 This sets the usage status of the user bit of the time code GP 0001 001 generated by the TCG. 0002 0003 010 0: 011 0004 0005 100 2: 101 3 .
Setup menus USER menu <VIDEO> Item Setting No. Superimposed No. Superimposed display 600 P B / P R IN LV 601 INT BB SIG 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000.
USER menu <AUDIO> Item Setting No. Superimposed No. Superimposed display display Description 700 CH1 IN LV 701 CH2 IN LV 702 CUE IN LV 703 CH1 OUT LV 704 CH2 OUT LV 705 CUE OUT LV 706 MONIL OUT .
Setup menus USER menu <AUDIO> (continued) Item Setting No. Superimposed No. Superimposed display 711 CH2 IN SEL 0000 0001 0000 0001 0002 0000 0001 0002 0000 0001 0002 display ANA DIGI 712 DIGI I.
USER menu <AUDIO> (continued) Item No. Superimposed display 716 REC CUE 717 SCALE DISP 718 DV OUTPUT 719 PB FADE 720 EMBEDDED AUD Setting No. Superimposed display Description 0000 0001 0002 0003.
Time code/user bit Time code The time code is used when the time code signal generated by the time code generator (time code signal generator) is to be recorded on the tape, its values are to be read .
Recording internal/external time codes 1. Setting the internal time code Place the VTR in the stop mode. Set the TC/CTL switch to TC. Set the TC INT/EXT switch to INT. (internal time code selected) Set the REC RUN/FREE RUN switch position. REC RUN: The time code runs at the same time as the recording proceeds.
Reproducing the time code/user bit Place the unit in the stop mode. Set the TC/CTL button to TC. Set the TC/UB switch to TC or UB. TC: The time code is displayed. UB: The user bit is displayed. When it is no longer possible to read the time code, it is interpolated using the CTL signal.
Superimpose screen The control signals, time code, etc. are displayed using abbreviations. Abbreviation CTL = control signal TCR = TC time code reading UBR = TC user bit reading TCR : : : TV monitor Characters displayed The background of characters superimposed on the display can be changed using menu No.
Servo reference This unit automatically selects the input video signal selected by the INPUT switch, the reference video signal supplied from the REF VIDEO input connector or the internal sync signal as the servo reference signal.
Servo reference setting tables The servo reference signal is switched as shown in the tables below depending on the servo reference setting, deck mode and what input signal is available.
Audio V Fade Function When editing tapes, the edit point splicing selection (setting menu No. 309 and 310) information is recorded on the tape. This information is then sensed during playback, and V fade or cut processing is automatically performed for these sections.
Printed circuit board Printed circuit board Abbr. name Full name Function F8 board SW1 ADDA1 Audio Input Impedance SW SW41 Audio Input Impedance SW H2 board SW101 Cue Input CUE Impedance SW This sets the CH1 audio input impedance. HIGH/600W This sets the CH2 audio input impedance.
Rack mounting The unit can be mounted into a 19-inch standard rack if the optional rack-mounting adaptors (AJ-MA34HP) are used. For the installation rails, it is recommended that the rail and bracket for 18" length (model number CC3001-99-0400) of SHASSIS TRAK be used.
Connector signals VIDEO IN SERIAL IN (DIGITAL) Y, P B , P R (ANALOG) VIDEO IN REF VIDEO IN VIDEO OUT SERIAL OUT (DIGITAL) BNC×3 Y, P B , P R (ANALOG) BNC×3 VIDEO OUT BNC×3 AUDIO IN SERIAL IN (DIGIT.
Connector signals PARALLEL REMOTE (25P) Pin No. Signal Pin No. Signal 1 PLAY COMMAND 10 2 STOP COMMAND 11 3 FF COMMAND 12 > 10V, MAX 300mA 4 REW COMMAND 13 PLAY STATUS 5 REC COMMAND 14 STOP STATUS .
Video head cleaning This unit has an auto head cleaning function which automatically reduces the dirt on the heads. However, to further increase the units reliability, it is recommended that its video heads be cleaned every day. Use the cleaning fluid designated by Panasonic.
Specifications GENERAL (Video output connector) Power supply: Power consumption: AC 120 V±10%, 50 – 60 Hz 165 W Operating ambient temperature: 41°F to 104°F (5°C to 40°C) Operating ambient humidity: 10% to 90% (no condensation) Weight: 39.
Broadcast & Television Systems Company Division of Matsushita Electric Corporation of America Executive Office One Panasonic Way (4B-7), Secaucus, NJ 07094 Service Centers Eastern: One Panasonic W.
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